summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030-cache.lib116
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir30
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir.out39
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.sch481
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir.out40
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sch256
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sub34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir.out40
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sch256
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sub34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/54act11030/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283-cache.lib117
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir.out37
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sch449
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sub31
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-cache.lib81
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-rescue.lib32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir.out37
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.pro74
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.sch572
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir12
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir.out19
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.pro44
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sch180
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sub13
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder-cache.lib63
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir11
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir.out20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.pro69
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sch152
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sub14
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133-cache.lib110
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir33
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir.out89
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sch543
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sub83
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/133_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor-cache.lib63
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir13
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir.out20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sch128
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sub14
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133-cache.lib143
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir41
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir.out53
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.sch788
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375-cache.lib94
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir16
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir.out32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sch192
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sub26
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373-cache.lib91
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir28
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir.out57
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sch574
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sub51
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573-cache.lib172
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir.out51
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.sch614
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir13
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir.out20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.pro43
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sch130
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sub14
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR-cache.lib63
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir14
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir.out24
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.pro44
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sch150
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sub18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47-cache.lib300
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir31
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir.out74
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sch775
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sub68
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin-cache.lib97
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir.out35
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sch312
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sub29
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin-cache.lib114
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir.out44
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sch298
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sub38
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin-cache.lib94
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir19
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir.out44
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sch260
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sub38
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin-cache.lib114
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir19
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir.out40
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sch270
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sub34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin_Previous_Values.xml1
m---------library/SubcircuitLibrary/esim_ic_files/sn54ls48/eSim26
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin-cache.lib94
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir16
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir.out32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sch189
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sub26
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin-cache.lib96
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir.out38
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sch259
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sub32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin-cache.lib96
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir19
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir.out42
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sch272
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sub36
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48-cache.lib98
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir29
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir.out32
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.sch442
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir13
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir.out20
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.pro43
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sch130
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sub14
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72-cache.lib93
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir.out40
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sch299
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sub34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72-cache.lib93
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir18
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir.out40
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sch299
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sub34
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff-cache.lib61
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir17
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir.out36
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sch230
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sub30
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-cache.lib141
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-rescue.lib25
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir24
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir.out36
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.pro74
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.sch375
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90-cache.lib99
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir21
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir.out52
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sch494
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sub46
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90-cache.lib147
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir29
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir.out47
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.sch440
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375-cache.lib62
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir15
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir.out28
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sch308
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sub22
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/375_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/analysis1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375-cache.lib128
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir31
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir.out43
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.pro73
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.proj1
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.sch550
-rw-r--r--library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375_Previous_Values.xml1
242 files changed, 20257 insertions, 0 deletions
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030-cache.lib b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030-cache.lib
new file mode 100644
index 00000000..391547eb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030-cache.lib
@@ -0,0 +1,116 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 74_1030
+#
+DEF 74_1030 X 0 40 Y Y 1 F N
+F0 "X" -150 -350 60 H V C CNN
+F1 "74_1030" -150 600 60 H V C CNN
+F2 "" -150 600 60 H I C CNN
+F3 "" -150 600 60 H I C CNN
+DRAW
+S 100 550 -350 -250 0 1 0 N
+X A1 1 -550 500 200 R 50 50 1 1 I
+X A2 2 -550 400 200 R 50 50 1 1 I
+X A3 3 -550 300 200 R 50 50 1 1 I
+X A4 4 -550 200 200 R 50 50 1 1 I
+X A5 5 -550 100 200 R 50 50 1 1 I
+X A6 6 -550 0 200 R 50 50 1 1 I
+X A7 7 -550 -100 200 R 50 50 1 1 I
+X A8 8 -550 -200 200 R 50 50 1 1 I
+X OUT 9 300 200 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_8
+#
+DEF adc_bridge_8 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_8" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -700 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X IN8 8 -600 -650 200 R 50 50 1 1 I
+X OUT1 9 550 50 200 L 50 50 1 1 O
+X OUT2 10 550 -50 200 L 50 50 1 1 O
+X OUT3 11 550 -150 200 L 50 50 1 1 O
+X OUT4 12 550 -250 200 L 50 50 1 1 O
+X OUT5 13 550 -350 200 L 50 50 1 1 O
+X OUT6 14 550 -450 200 L 50 50 1 1 O
+X OUT7 15 550 -550 200 L 50 50 1 1 O
+X OUT8 16 550 -650 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_1
+#
+DEF dac_bridge_1 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_1" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -50 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X OUT1 2 550 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir
new file mode 100644
index 00000000..be5e3da1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir
@@ -0,0 +1,30 @@
+* C:\Users\Shanthipriya\eSim-Workspace\030\030.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/29/25 13:20:44
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+X1 Net-_U9-Pad9_ Net-_U9-Pad10_ Net-_U9-Pad11_ Net-_U9-Pad12_ Net-_U9-Pad13_ Net-_U9-Pad14_ Net-_U9-Pad15_ Net-_U9-Pad16_ Net-_U10-Pad1_ 74_1030
+U9 A1 A2 A3 A4 A5 A6 A7 A8 Net-_U9-Pad9_ Net-_U9-Pad10_ Net-_U9-Pad11_ Net-_U9-Pad12_ Net-_U9-Pad13_ Net-_U9-Pad14_ Net-_U9-Pad15_ Net-_U9-Pad16_ adc_bridge_8
+U10 Net-_U10-Pad1_ OUT dac_bridge_1
+v1 A1 GND pulse
+v2 A2 GND pulse
+v3 A3 GND pulse
+v4 A4 GND pulse
+v5 A5 GND pulse
+v6 A6 GND pulse
+v7 A7 GND pulse
+v8 A8 GND pulse
+U11 OUT plot_v1
+U1 A1 plot_v1
+U2 A2 plot_v1
+U3 A3 plot_v1
+U4 A4 plot_v1
+U5 A5 plot_v1
+U6 A6 plot_v1
+U7 A7 plot_v1
+U8 A8 plot_v1
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir.out b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir.out
new file mode 100644
index 00000000..75b8bced
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.cir.out
@@ -0,0 +1,39 @@
+* c:\users\shanthipriya\esim-workspace\030\030.cir
+
+.include 74_1030.sub
+x1 net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ net-_u10-pad1_ 74_1030
+* u9 a1 a2 a3 a4 a5 a6 a7 a8 net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ adc_bridge_8
+* u10 net-_u10-pad1_ out dac_bridge_1
+v1 a1 gnd pulse(0 5 0 1n 1n 2m 4m)
+v2 a2 gnd pulse(0 5 0 1n 1n 4m 8m)
+v3 a3 gnd pulse(0 5 0 1n 1n 8m 16m)
+v4 a4 gnd pulse(0 5 0 1n 1n 16m 32m)
+v5 a5 gnd pulse(0 5 0 1n 1n 32m 64m)
+v6 a6 gnd pulse(0 5 0 1n 1n 64 128m)
+v7 a7 gnd pulse(0 5 0 1n 1n 128m 256m)
+v8 a8 gnd pulse(0 5 0 1n 1n 256m 512m)
+* u11 out plot_v1
+* u1 a1 plot_v1
+* u2 a2 plot_v1
+* u3 a3 plot_v1
+* u4 a4 plot_v1
+* u5 a5 plot_v1
+* u6 a6 plot_v1
+* u7 a7 plot_v1
+* u8 a8 plot_v1
+a1 [a1 a2 a3 a4 a5 a6 a7 a8 ] [net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ ] u9
+a2 [net-_u10-pad1_ ] [out ] u10
+* Schematic Name: adc_bridge_8, NgSpice Name: adc_bridge
+.model u9 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u10 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+.tran 1e-03 300e-03 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(out)+6 v(a1)+12 v(a2)+18 v(a3)+24 v(a4)+30 v(a5)+36v(a6)+42 v(a7)+48 v(a8)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.pro b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.proj b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.proj
new file mode 100644
index 00000000..57fa3d19
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.proj
@@ -0,0 +1 @@
+schematicFile 030.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.sch b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.sch
new file mode 100644
index 00000000..bbd27c39
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030.sch
@@ -0,0 +1,481 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L 74_1030 X1
+U 1 1 68380FB2
+P 6050 3750
+F 0 "X1" H 5900 3400 60 0000 C CNN
+F 1 "74_1030" H 5900 4350 60 0000 C CNN
+F 2 "" H 5900 4350 60 0001 C CNN
+F 3 "" H 5900 4350 60 0001 C CNN
+ 1 6050 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_8 U9
+U 1 1 68380FD5
+P 4950 3300
+F 0 "U9" H 4950 3300 60 0000 C CNN
+F 1 "adc_bridge_8" H 4950 3450 60 0000 C CNN
+F 2 "" H 4950 3300 60 0000 C CNN
+F 3 "" H 4950 3300 60 0000 C CNN
+ 1 4950 3300
+ 1 0 0 -1
+$EndComp
+$Comp
+L dac_bridge_1 U10
+U 1 1 68381012
+P 6950 3600
+F 0 "U10" H 6950 3600 60 0000 C CNN
+F 1 "dac_bridge_1" H 6950 3750 60 0000 C CNN
+F 2 "" H 6950 3600 60 0000 C CNN
+F 3 "" H 6950 3600 60 0000 C CNN
+ 1 6950 3600
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v1
+U 1 1 68381047
+P 950 5950
+F 0 "v1" H 750 6050 60 0000 C CNN
+F 1 "pulse" H 750 5900 60 0000 C CNN
+F 2 "R1" H 650 5950 60 0000 C CNN
+F 3 "" H 950 5950 60 0000 C CNN
+ 1 950 5950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 6838112C
+P 950 6750
+F 0 "#PWR01" H 950 6500 50 0001 C CNN
+F 1 "GND" H 950 6600 50 0000 C CNN
+F 2 "" H 950 6750 50 0001 C CNN
+F 3 "" H 950 6750 50 0001 C CNN
+ 1 950 6750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 950 6750 950 6400
+$Comp
+L pulse v2
+U 1 1 68381175
+P 1350 6200
+F 0 "v2" H 1150 6300 60 0000 C CNN
+F 1 "pulse" H 1150 6150 60 0000 C CNN
+F 2 "R1" H 1050 6200 60 0000 C CNN
+F 3 "" H 1350 6200 60 0000 C CNN
+ 1 1350 6200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 6838117B
+P 1350 7000
+F 0 "#PWR02" H 1350 6750 50 0001 C CNN
+F 1 "GND" H 1350 6850 50 0000 C CNN
+F 2 "" H 1350 7000 50 0001 C CNN
+F 3 "" H 1350 7000 50 0001 C CNN
+ 1 1350 7000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1350 7000 1350 6650
+$Comp
+L pulse v3
+U 1 1 683811BA
+P 1850 5950
+F 0 "v3" H 1650 6050 60 0000 C CNN
+F 1 "pulse" H 1650 5900 60 0000 C CNN
+F 2 "R1" H 1550 5950 60 0000 C CNN
+F 3 "" H 1850 5950 60 0000 C CNN
+ 1 1850 5950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 683811C0
+P 1850 6750
+F 0 "#PWR03" H 1850 6500 50 0001 C CNN
+F 1 "GND" H 1850 6600 50 0000 C CNN
+F 2 "" H 1850 6750 50 0001 C CNN
+F 3 "" H 1850 6750 50 0001 C CNN
+ 1 1850 6750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1850 6750 1850 6400
+$Comp
+L pulse v4
+U 1 1 683811C7
+P 2250 6200
+F 0 "v4" H 2050 6300 60 0000 C CNN
+F 1 "pulse" H 2050 6150 60 0000 C CNN
+F 2 "R1" H 1950 6200 60 0000 C CNN
+F 3 "" H 2250 6200 60 0000 C CNN
+ 1 2250 6200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 683811CD
+P 2250 7000
+F 0 "#PWR04" H 2250 6750 50 0001 C CNN
+F 1 "GND" H 2250 6850 50 0000 C CNN
+F 2 "" H 2250 7000 50 0001 C CNN
+F 3 "" H 2250 7000 50 0001 C CNN
+ 1 2250 7000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2250 7000 2250 6650
+$Comp
+L pulse v5
+U 1 1 6838126E
+P 2650 5850
+F 0 "v5" H 2450 5950 60 0000 C CNN
+F 1 "pulse" H 2450 5800 60 0000 C CNN
+F 2 "R1" H 2350 5850 60 0000 C CNN
+F 3 "" H 2650 5850 60 0000 C CNN
+ 1 2650 5850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 68381274
+P 2650 6650
+F 0 "#PWR05" H 2650 6400 50 0001 C CNN
+F 1 "GND" H 2650 6500 50 0000 C CNN
+F 2 "" H 2650 6650 50 0001 C CNN
+F 3 "" H 2650 6650 50 0001 C CNN
+ 1 2650 6650
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2650 6650 2650 6300
+$Comp
+L pulse v6
+U 1 1 6838127B
+P 3050 6100
+F 0 "v6" H 2850 6200 60 0000 C CNN
+F 1 "pulse" H 2850 6050 60 0000 C CNN
+F 2 "R1" H 2750 6100 60 0000 C CNN
+F 3 "" H 3050 6100 60 0000 C CNN
+ 1 3050 6100
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR06
+U 1 1 68381281
+P 3050 6900
+F 0 "#PWR06" H 3050 6650 50 0001 C CNN
+F 1 "GND" H 3050 6750 50 0000 C CNN
+F 2 "" H 3050 6900 50 0001 C CNN
+F 3 "" H 3050 6900 50 0001 C CNN
+ 1 3050 6900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3050 6900 3050 6550
+$Comp
+L pulse v7
+U 1 1 68381288
+P 3550 5850
+F 0 "v7" H 3350 5950 60 0000 C CNN
+F 1 "pulse" H 3350 5800 60 0000 C CNN
+F 2 "R1" H 3250 5850 60 0000 C CNN
+F 3 "" H 3550 5850 60 0000 C CNN
+ 1 3550 5850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR07
+U 1 1 6838128E
+P 3550 6650
+F 0 "#PWR07" H 3550 6400 50 0001 C CNN
+F 1 "GND" H 3550 6500 50 0000 C CNN
+F 2 "" H 3550 6650 50 0001 C CNN
+F 3 "" H 3550 6650 50 0001 C CNN
+ 1 3550 6650
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3550 6650 3550 6300
+$Comp
+L pulse v8
+U 1 1 68381295
+P 3950 6100
+F 0 "v8" H 3750 6200 60 0000 C CNN
+F 1 "pulse" H 3750 6050 60 0000 C CNN
+F 2 "R1" H 3650 6100 60 0000 C CNN
+F 3 "" H 3950 6100 60 0000 C CNN
+ 1 3950 6100
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR08
+U 1 1 6838129B
+P 3950 6900
+F 0 "#PWR08" H 3950 6650 50 0001 C CNN
+F 1 "GND" H 3950 6750 50 0000 C CNN
+F 2 "" H 3950 6900 50 0001 C CNN
+F 3 "" H 3950 6900 50 0001 C CNN
+ 1 3950 6900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3950 6900 3950 6550
+Wire Wire Line
+ 3950 5650 3950 3950
+Wire Wire Line
+ 3950 3950 4350 3950
+Wire Wire Line
+ 3500 2700 3500 5400
+Wire Wire Line
+ 3500 3850 4350 3850
+Wire Wire Line
+ 3500 5400 3550 5400
+Wire Wire Line
+ 3050 5650 3050 3750
+Wire Wire Line
+ 3050 3750 4350 3750
+Wire Wire Line
+ 2650 5400 2650 3650
+Wire Wire Line
+ 2650 3650 4350 3650
+Wire Wire Line
+ 2250 3550 4350 3550
+Wire Wire Line
+ 1850 2700 1850 5500
+Wire Wire Line
+ 1850 3450 4350 3450
+Wire Wire Line
+ 1350 5750 1350 3350
+Wire Wire Line
+ 1350 3350 4350 3350
+Wire Wire Line
+ 950 2650 950 5500
+Wire Wire Line
+ 950 3250 4350 3250
+Connection ~ 950 3250
+Wire Wire Line
+ 1400 2650 1400 3350
+Connection ~ 1400 3350
+Connection ~ 1850 3450
+Connection ~ 2250 3550
+Wire Wire Line
+ 2250 2700 2250 5750
+Wire Wire Line
+ 2700 2700 2700 3650
+Connection ~ 2700 3650
+Wire Wire Line
+ 3150 2750 3150 3750
+Connection ~ 3150 3750
+Connection ~ 3500 3850
+Wire Wire Line
+ 3950 2750 3950 4000
+Connection ~ 3950 4000
+Text GLabel 750 3000 0 60 Input ~ 0
+A1
+Wire Wire Line
+ 750 3000 950 3000
+Connection ~ 950 3000
+Text GLabel 1200 3000 0 60 Input ~ 0
+A2
+Text GLabel 1650 3050 0 60 Input ~ 0
+A3
+Text GLabel 2050 3050 0 60 Input ~ 0
+A4
+Text GLabel 2450 3050 0 60 Input ~ 0
+A5
+Text GLabel 2950 3050 0 60 Input ~ 0
+A6
+Text GLabel 3350 3100 0 60 Input ~ 0
+A7
+Text GLabel 3700 3100 0 60 Input ~ 0
+A8
+Wire Wire Line
+ 1200 3000 1400 3000
+Connection ~ 1400 3000
+Wire Wire Line
+ 1650 3050 1850 3050
+Connection ~ 1850 3050
+Wire Wire Line
+ 2050 3050 2250 3050
+Connection ~ 2250 3050
+Wire Wire Line
+ 2450 3050 2700 3050
+Connection ~ 2700 3050
+Wire Wire Line
+ 2950 3050 3150 3050
+Connection ~ 3150 3050
+Wire Wire Line
+ 3350 3100 3500 3100
+Connection ~ 3500 3100
+Wire Wire Line
+ 3700 3100 3950 3100
+Connection ~ 3950 3100
+$Comp
+L plot_v1 U11
+U 1 1 68381BED
+P 8600 3650
+F 0 "U11" H 8600 4150 60 0000 C CNN
+F 1 "plot_v1" H 8800 4000 60 0000 C CNN
+F 2 "" H 8600 3650 60 0000 C CNN
+F 3 "" H 8600 3650 60 0000 C CNN
+ 1 8600 3650
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8600 3450 8600 3550
+Wire Wire Line
+ 8600 3550 7500 3550
+$Comp
+L plot_v1 U1
+U 1 1 68381CC3
+P 950 2850
+F 0 "U1" H 950 3350 60 0000 C CNN
+F 1 "plot_v1" H 1150 3200 60 0000 C CNN
+F 2 "" H 950 2850 60 0000 C CNN
+F 3 "" H 950 2850 60 0000 C CNN
+ 1 950 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U2
+U 1 1 68381D1C
+P 1400 2850
+F 0 "U2" H 1400 3350 60 0000 C CNN
+F 1 "plot_v1" H 1600 3200 60 0000 C CNN
+F 2 "" H 1400 2850 60 0000 C CNN
+F 3 "" H 1400 2850 60 0000 C CNN
+ 1 1400 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U3
+U 1 1 68381D5D
+P 1850 2900
+F 0 "U3" H 1850 3400 60 0000 C CNN
+F 1 "plot_v1" H 2050 3250 60 0000 C CNN
+F 2 "" H 1850 2900 60 0000 C CNN
+F 3 "" H 1850 2900 60 0000 C CNN
+ 1 1850 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U4
+U 1 1 68381DAE
+P 2250 2900
+F 0 "U4" H 2250 3400 60 0000 C CNN
+F 1 "plot_v1" H 2450 3250 60 0000 C CNN
+F 2 "" H 2250 2900 60 0000 C CNN
+F 3 "" H 2250 2900 60 0000 C CNN
+ 1 2250 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U5
+U 1 1 68381DED
+P 2700 2900
+F 0 "U5" H 2700 3400 60 0000 C CNN
+F 1 "plot_v1" H 2900 3250 60 0000 C CNN
+F 2 "" H 2700 2900 60 0000 C CNN
+F 3 "" H 2700 2900 60 0000 C CNN
+ 1 2700 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U6
+U 1 1 68381E26
+P 3150 2950
+F 0 "U6" H 3150 3450 60 0000 C CNN
+F 1 "plot_v1" H 3350 3300 60 0000 C CNN
+F 2 "" H 3150 2950 60 0000 C CNN
+F 3 "" H 3150 2950 60 0000 C CNN
+ 1 3150 2950
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 68381E61
+P 3500 2900
+F 0 "U7" H 3500 3400 60 0000 C CNN
+F 1 "plot_v1" H 3700 3250 60 0000 C CNN
+F 2 "" H 3500 2900 60 0000 C CNN
+F 3 "" H 3500 2900 60 0000 C CNN
+ 1 3500 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 68381EC5
+P 3950 2950
+F 0 "U8" H 3950 3450 60 0000 C CNN
+F 1 "plot_v1" H 4150 3300 60 0000 C CNN
+F 2 "" H 3950 2950 60 0000 C CNN
+F 3 "" H 3950 2950 60 0000 C CNN
+ 1 3950 2950
+ 1 0 0 -1
+$EndComp
+Text GLabel 7750 3200 0 60 Input ~ 0
+OUT
+Wire Wire Line
+ 7750 3200 7900 3200
+Wire Wire Line
+ 7900 3200 7900 3550
+Connection ~ 7900 3550
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030_Previous_Values.xml
new file mode 100644
index 00000000..d86518a7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/54act11030_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">2m</field5><field5 name="Period">4m</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">8m</field5><field5 name="Period">16m</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">16m</field5><field5 name="Period">32m</field5></v4><v5 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">32m</field5><field5 name="Period">64m</field5></v5><v6 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">64</field5><field5 name="Period">128m</field5></v6><v7 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">128m</field5><field5 name="Period">256m</field5></v7><v8 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">256m</field5><field5 name="Period">512m</field5></v8></source><model><u9 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u9><u10 name="type">dac_bridge<field5 name="Enter value for out_low (default=0.0)" /><field6 name="Enter value for out_high (default=5.0)" /><field7 name="Enter value for out_undef (default=0.5)" /><field8 name="Enter value for input load (default=1.0e-12)" /><field9 name="Enter the Rise Time (default=1.0e-9)" /><field10 name="Enter the Fall Time (default=1.0e-9)" /></u10></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74_1030</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">1</field2><field3 name="Stop Time">300</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">ms</field5><field6 name="Stop Combo">ms</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030-cache.lib b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030-cache.lib
new file mode 100644
index 00000000..ce6d8814
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir
new file mode 100644
index 00000000..7e1232c1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir
@@ -0,0 +1,18 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74_1030\74_1030.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/27/25 21:55:35
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_nand
+U3 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U3-Pad3_ d_nand
+U4 Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U4-Pad3_ d_nand
+U5 Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U5-Pad3_ d_nand
+U6 Net-_U2-Pad3_ Net-_U3-Pad3_ Net-_U6-Pad3_ d_nand
+U7 Net-_U4-Pad3_ Net-_U5-Pad3_ Net-_U7-Pad3_ d_nand
+U8 Net-_U6-Pad3_ Net-_U7-Pad3_ Net-_U1-Pad9_ d_nand
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir.out b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir.out
new file mode 100644
index 00000000..27abdd10
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.cir.out
@@ -0,0 +1,40 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74_1030\74_1030.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u4 net-_u1-pad5_ net-_u1-pad6_ net-_u4-pad3_ d_nand
+* u5 net-_u1-pad7_ net-_u1-pad8_ net-_u5-pad3_ d_nand
+* u6 net-_u2-pad3_ net-_u3-pad3_ net-_u6-pad3_ d_nand
+* u7 net-_u4-pad3_ net-_u5-pad3_ net-_u7-pad3_ d_nand
+* u8 net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad9_ d_nand
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u1-pad5_ net-_u1-pad6_ ] net-_u4-pad3_ u4
+a4 [net-_u1-pad7_ net-_u1-pad8_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u6-pad3_ u6
+a6 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u7-pad3_ u7
+a7 [net-_u6-pad3_ net-_u7-pad3_ ] net-_u1-pad9_ u8
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u8 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.pro b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sch b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sch
new file mode 100644
index 00000000..c5547636
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sch
@@ -0,0 +1,256 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nand U2
+U 1 1 6835E69D
+P 4550 2300
+F 0 "U2" H 4550 2300 60 0000 C CNN
+F 1 "d_nand" H 4600 2400 60 0000 C CNN
+F 2 "" H 4550 2300 60 0000 C CNN
+F 3 "" H 4550 2300 60 0000 C CNN
+ 1 4550 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U3
+U 1 1 6835E6D9
+P 4550 2500
+F 0 "U3" H 4550 2500 60 0000 C CNN
+F 1 "d_nand" H 4600 2600 60 0000 C CNN
+F 2 "" H 4550 2500 60 0000 C CNN
+F 3 "" H 4550 2500 60 0000 C CNN
+ 1 4550 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U4
+U 1 1 6835E714
+P 4550 2700
+F 0 "U4" H 4550 2700 60 0000 C CNN
+F 1 "d_nand" H 4600 2800 60 0000 C CNN
+F 2 "" H 4550 2700 60 0000 C CNN
+F 3 "" H 4550 2700 60 0000 C CNN
+ 1 4550 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U5
+U 1 1 6835E790
+P 4550 2900
+F 0 "U5" H 4550 2900 60 0000 C CNN
+F 1 "d_nand" H 4600 3000 60 0000 C CNN
+F 2 "" H 4550 2900 60 0000 C CNN
+F 3 "" H 4550 2900 60 0000 C CNN
+ 1 4550 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U6
+U 1 1 6835E7DD
+P 5550 2400
+F 0 "U6" H 5550 2400 60 0000 C CNN
+F 1 "d_nand" H 5600 2500 60 0000 C CNN
+F 2 "" H 5550 2400 60 0000 C CNN
+F 3 "" H 5550 2400 60 0000 C CNN
+ 1 5550 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U7
+U 1 1 6835E828
+P 5550 2800
+F 0 "U7" H 5550 2800 60 0000 C CNN
+F 1 "d_nand" H 5600 2900 60 0000 C CNN
+F 2 "" H 5550 2800 60 0000 C CNN
+F 3 "" H 5550 2800 60 0000 C CNN
+ 1 5550 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U8
+U 1 1 6835E851
+P 6600 2600
+F 0 "U8" H 6600 2600 60 0000 C CNN
+F 1 "d_nand" H 6650 2700 60 0000 C CNN
+F 2 "" H 6600 2600 60 0000 C CNN
+F 3 "" H 6600 2600 60 0000 C CNN
+ 1 6600 2600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5000 2250 5100 2250
+Wire Wire Line
+ 5100 2250 5100 2300
+Wire Wire Line
+ 5000 2450 5100 2450
+Wire Wire Line
+ 5100 2450 5100 2400
+Wire Wire Line
+ 5000 2650 5100 2650
+Wire Wire Line
+ 5100 2650 5100 2700
+Wire Wire Line
+ 5000 2850 5100 2850
+Wire Wire Line
+ 5100 2850 5100 2800
+Wire Wire Line
+ 6000 2350 6150 2350
+Wire Wire Line
+ 6150 2350 6150 2500
+Wire Wire Line
+ 6000 2750 6150 2750
+Wire Wire Line
+ 6150 2750 6150 2600
+$Comp
+L PORT U1
+U 1 1 6835E8E4
+P 3850 2200
+F 0 "U1" H 3900 2300 30 0000 C CNN
+F 1 "PORT" H 3850 2200 30 0000 C CNN
+F 2 "" H 3850 2200 60 0000 C CNN
+F 3 "" H 3850 2200 60 0000 C CNN
+ 1 3850 2200
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6835E93D
+P 3850 2300
+F 0 "U1" H 3900 2400 30 0000 C CNN
+F 1 "PORT" H 3850 2300 30 0000 C CNN
+F 2 "" H 3850 2300 60 0000 C CNN
+F 3 "" H 3850 2300 60 0000 C CNN
+ 2 3850 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 6835E97C
+P 3850 2400
+F 0 "U1" H 3900 2500 30 0000 C CNN
+F 1 "PORT" H 3850 2400 30 0000 C CNN
+F 2 "" H 3850 2400 60 0000 C CNN
+F 3 "" H 3850 2400 60 0000 C CNN
+ 3 3850 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6835E9BD
+P 3850 2500
+F 0 "U1" H 3900 2600 30 0000 C CNN
+F 1 "PORT" H 3850 2500 30 0000 C CNN
+F 2 "" H 3850 2500 60 0000 C CNN
+F 3 "" H 3850 2500 60 0000 C CNN
+ 4 3850 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 6835E9FE
+P 3850 2600
+F 0 "U1" H 3900 2700 30 0000 C CNN
+F 1 "PORT" H 3850 2600 30 0000 C CNN
+F 2 "" H 3850 2600 60 0000 C CNN
+F 3 "" H 3850 2600 60 0000 C CNN
+ 5 3850 2600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6835EA45
+P 3850 2700
+F 0 "U1" H 3900 2800 30 0000 C CNN
+F 1 "PORT" H 3850 2700 30 0000 C CNN
+F 2 "" H 3850 2700 60 0000 C CNN
+F 3 "" H 3850 2700 60 0000 C CNN
+ 6 3850 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6835EA7E
+P 3850 2800
+F 0 "U1" H 3900 2900 30 0000 C CNN
+F 1 "PORT" H 3850 2800 30 0000 C CNN
+F 2 "" H 3850 2800 60 0000 C CNN
+F 3 "" H 3850 2800 60 0000 C CNN
+ 7 3850 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 6835EACB
+P 3850 2900
+F 0 "U1" H 3900 3000 30 0000 C CNN
+F 1 "PORT" H 3850 2900 30 0000 C CNN
+F 2 "" H 3850 2900 60 0000 C CNN
+F 3 "" H 3850 2900 60 0000 C CNN
+ 8 3850 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 6835EB2B
+P 7300 2550
+F 0 "U1" H 7350 2650 30 0000 C CNN
+F 1 "PORT" H 7300 2550 30 0000 C CNN
+F 2 "" H 7300 2550 60 0000 C CNN
+F 3 "" H 7300 2550 60 0000 C CNN
+ 9 7300 2550
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sub b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sub
new file mode 100644
index 00000000..f5fa4db7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030.sub
@@ -0,0 +1,34 @@
+* Subcircuit 74_1030
+.subckt 74_1030 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74_1030\74_1030.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u4 net-_u1-pad5_ net-_u1-pad6_ net-_u4-pad3_ d_nand
+* u5 net-_u1-pad7_ net-_u1-pad8_ net-_u5-pad3_ d_nand
+* u6 net-_u2-pad3_ net-_u3-pad3_ net-_u6-pad3_ d_nand
+* u7 net-_u4-pad3_ net-_u5-pad3_ net-_u7-pad3_ d_nand
+* u8 net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad9_ d_nand
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u1-pad5_ net-_u1-pad6_ ] net-_u4-pad3_ u4
+a4 [net-_u1-pad7_ net-_u1-pad8_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u6-pad3_ u6
+a6 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u7-pad3_ u7
+a7 [net-_u6-pad3_ net-_u7-pad3_ ] net-_u1-pad9_ u8
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u8 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 74_1030 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030_Previous_Values.xml
new file mode 100644
index 00000000..598bf495
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_1030_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nand<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_nand<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_nand<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_nand<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030-cache.lib b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030-cache.lib
new file mode 100644
index 00000000..ce6d8814
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir
new file mode 100644
index 00000000..7e1232c1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir
@@ -0,0 +1,18 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74_1030\74_1030.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/27/25 21:55:35
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_nand
+U3 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U3-Pad3_ d_nand
+U4 Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U4-Pad3_ d_nand
+U5 Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U5-Pad3_ d_nand
+U6 Net-_U2-Pad3_ Net-_U3-Pad3_ Net-_U6-Pad3_ d_nand
+U7 Net-_U4-Pad3_ Net-_U5-Pad3_ Net-_U7-Pad3_ d_nand
+U8 Net-_U6-Pad3_ Net-_U7-Pad3_ Net-_U1-Pad9_ d_nand
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir.out b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir.out
new file mode 100644
index 00000000..27abdd10
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.cir.out
@@ -0,0 +1,40 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74_1030\74_1030.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u4 net-_u1-pad5_ net-_u1-pad6_ net-_u4-pad3_ d_nand
+* u5 net-_u1-pad7_ net-_u1-pad8_ net-_u5-pad3_ d_nand
+* u6 net-_u2-pad3_ net-_u3-pad3_ net-_u6-pad3_ d_nand
+* u7 net-_u4-pad3_ net-_u5-pad3_ net-_u7-pad3_ d_nand
+* u8 net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad9_ d_nand
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u1-pad5_ net-_u1-pad6_ ] net-_u4-pad3_ u4
+a4 [net-_u1-pad7_ net-_u1-pad8_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u6-pad3_ u6
+a6 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u7-pad3_ u7
+a7 [net-_u6-pad3_ net-_u7-pad3_ ] net-_u1-pad9_ u8
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u8 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.pro b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sch b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sch
new file mode 100644
index 00000000..c5547636
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sch
@@ -0,0 +1,256 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nand U2
+U 1 1 6835E69D
+P 4550 2300
+F 0 "U2" H 4550 2300 60 0000 C CNN
+F 1 "d_nand" H 4600 2400 60 0000 C CNN
+F 2 "" H 4550 2300 60 0000 C CNN
+F 3 "" H 4550 2300 60 0000 C CNN
+ 1 4550 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U3
+U 1 1 6835E6D9
+P 4550 2500
+F 0 "U3" H 4550 2500 60 0000 C CNN
+F 1 "d_nand" H 4600 2600 60 0000 C CNN
+F 2 "" H 4550 2500 60 0000 C CNN
+F 3 "" H 4550 2500 60 0000 C CNN
+ 1 4550 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U4
+U 1 1 6835E714
+P 4550 2700
+F 0 "U4" H 4550 2700 60 0000 C CNN
+F 1 "d_nand" H 4600 2800 60 0000 C CNN
+F 2 "" H 4550 2700 60 0000 C CNN
+F 3 "" H 4550 2700 60 0000 C CNN
+ 1 4550 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U5
+U 1 1 6835E790
+P 4550 2900
+F 0 "U5" H 4550 2900 60 0000 C CNN
+F 1 "d_nand" H 4600 3000 60 0000 C CNN
+F 2 "" H 4550 2900 60 0000 C CNN
+F 3 "" H 4550 2900 60 0000 C CNN
+ 1 4550 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U6
+U 1 1 6835E7DD
+P 5550 2400
+F 0 "U6" H 5550 2400 60 0000 C CNN
+F 1 "d_nand" H 5600 2500 60 0000 C CNN
+F 2 "" H 5550 2400 60 0000 C CNN
+F 3 "" H 5550 2400 60 0000 C CNN
+ 1 5550 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U7
+U 1 1 6835E828
+P 5550 2800
+F 0 "U7" H 5550 2800 60 0000 C CNN
+F 1 "d_nand" H 5600 2900 60 0000 C CNN
+F 2 "" H 5550 2800 60 0000 C CNN
+F 3 "" H 5550 2800 60 0000 C CNN
+ 1 5550 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U8
+U 1 1 6835E851
+P 6600 2600
+F 0 "U8" H 6600 2600 60 0000 C CNN
+F 1 "d_nand" H 6650 2700 60 0000 C CNN
+F 2 "" H 6600 2600 60 0000 C CNN
+F 3 "" H 6600 2600 60 0000 C CNN
+ 1 6600 2600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5000 2250 5100 2250
+Wire Wire Line
+ 5100 2250 5100 2300
+Wire Wire Line
+ 5000 2450 5100 2450
+Wire Wire Line
+ 5100 2450 5100 2400
+Wire Wire Line
+ 5000 2650 5100 2650
+Wire Wire Line
+ 5100 2650 5100 2700
+Wire Wire Line
+ 5000 2850 5100 2850
+Wire Wire Line
+ 5100 2850 5100 2800
+Wire Wire Line
+ 6000 2350 6150 2350
+Wire Wire Line
+ 6150 2350 6150 2500
+Wire Wire Line
+ 6000 2750 6150 2750
+Wire Wire Line
+ 6150 2750 6150 2600
+$Comp
+L PORT U1
+U 1 1 6835E8E4
+P 3850 2200
+F 0 "U1" H 3900 2300 30 0000 C CNN
+F 1 "PORT" H 3850 2200 30 0000 C CNN
+F 2 "" H 3850 2200 60 0000 C CNN
+F 3 "" H 3850 2200 60 0000 C CNN
+ 1 3850 2200
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6835E93D
+P 3850 2300
+F 0 "U1" H 3900 2400 30 0000 C CNN
+F 1 "PORT" H 3850 2300 30 0000 C CNN
+F 2 "" H 3850 2300 60 0000 C CNN
+F 3 "" H 3850 2300 60 0000 C CNN
+ 2 3850 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 6835E97C
+P 3850 2400
+F 0 "U1" H 3900 2500 30 0000 C CNN
+F 1 "PORT" H 3850 2400 30 0000 C CNN
+F 2 "" H 3850 2400 60 0000 C CNN
+F 3 "" H 3850 2400 60 0000 C CNN
+ 3 3850 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6835E9BD
+P 3850 2500
+F 0 "U1" H 3900 2600 30 0000 C CNN
+F 1 "PORT" H 3850 2500 30 0000 C CNN
+F 2 "" H 3850 2500 60 0000 C CNN
+F 3 "" H 3850 2500 60 0000 C CNN
+ 4 3850 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 6835E9FE
+P 3850 2600
+F 0 "U1" H 3900 2700 30 0000 C CNN
+F 1 "PORT" H 3850 2600 30 0000 C CNN
+F 2 "" H 3850 2600 60 0000 C CNN
+F 3 "" H 3850 2600 60 0000 C CNN
+ 5 3850 2600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6835EA45
+P 3850 2700
+F 0 "U1" H 3900 2800 30 0000 C CNN
+F 1 "PORT" H 3850 2700 30 0000 C CNN
+F 2 "" H 3850 2700 60 0000 C CNN
+F 3 "" H 3850 2700 60 0000 C CNN
+ 6 3850 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6835EA7E
+P 3850 2800
+F 0 "U1" H 3900 2900 30 0000 C CNN
+F 1 "PORT" H 3850 2800 30 0000 C CNN
+F 2 "" H 3850 2800 60 0000 C CNN
+F 3 "" H 3850 2800 60 0000 C CNN
+ 7 3850 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 6835EACB
+P 3850 2900
+F 0 "U1" H 3900 3000 30 0000 C CNN
+F 1 "PORT" H 3850 2900 30 0000 C CNN
+F 2 "" H 3850 2900 60 0000 C CNN
+F 3 "" H 3850 2900 60 0000 C CNN
+ 8 3850 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 6835EB2B
+P 7300 2550
+F 0 "U1" H 7350 2650 30 0000 C CNN
+F 1 "PORT" H 7300 2550 30 0000 C CNN
+F 2 "" H 7300 2550 60 0000 C CNN
+F 3 "" H 7300 2550 60 0000 C CNN
+ 9 7300 2550
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sub b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sub
new file mode 100644
index 00000000..f5fa4db7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030.sub
@@ -0,0 +1,34 @@
+* Subcircuit 74_1030
+.subckt 74_1030 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74_1030\74_1030.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u4 net-_u1-pad5_ net-_u1-pad6_ net-_u4-pad3_ d_nand
+* u5 net-_u1-pad7_ net-_u1-pad8_ net-_u5-pad3_ d_nand
+* u6 net-_u2-pad3_ net-_u3-pad3_ net-_u6-pad3_ d_nand
+* u7 net-_u4-pad3_ net-_u5-pad3_ net-_u7-pad3_ d_nand
+* u8 net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad9_ d_nand
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u1-pad5_ net-_u1-pad6_ ] net-_u4-pad3_ u4
+a4 [net-_u1-pad7_ net-_u1-pad8_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u6-pad3_ u6
+a6 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u7-pad3_ u7
+a7 [net-_u6-pad3_ net-_u7-pad3_ ] net-_u1-pad9_ u8
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u8 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 74_1030 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030_Previous_Values.xml
new file mode 100644
index 00000000..598bf495
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/74_154act11030_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nand<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_nand<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_nand<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_nand<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/54act11030/analysis b/library/SubcircuitLibrary/esim_ic_files/54act11030/analysis
new file mode 100644
index 00000000..f05a6cd0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/54act11030/analysis
@@ -0,0 +1 @@
+.tran 1e-03 300e-03 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283-cache.lib b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283-cache.lib
new file mode 100644
index 00000000..007a4e66
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283-cache.lib
@@ -0,0 +1,117 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_2
+#
+DEF adc_bridge_2 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_2" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -100 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X OUT1 3 550 50 200 L 50 50 1 1 O
+X OUT2 4 550 -50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_3
+#
+DEF adc_bridge_3 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_3" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -200 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X OUT1 4 550 50 200 L 50 50 1 1 O
+X OUT2 5 550 -50 200 L 50 50 1 1 O
+X OUT3 6 550 -150 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_5
+#
+DEF dac_bridge_5 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_5" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -400 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X OUT1 6 550 50 200 L 50 50 1 1 O
+X OUT2 7 550 -50 200 L 50 50 1 1 O
+X OUT3 8 550 -150 200 L 50 50 1 1 O
+X OUT4 9 550 -250 200 L 50 50 1 1 O
+X OUT5 10 550 -350 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# full_adder
+#
+DEF full_adder X 0 40 Y Y 1 F N
+F0 "X" 1400 700 60 H V C CNN
+F1 "full_adder" 1400 600 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 800 1150 1950 0 0 1 0 N
+X IN1 1 600 950 200 R 50 50 1 1 I
+X IN2 2 600 550 200 R 50 50 1 1 I
+X CIN 3 600 150 200 R 50 50 1 1 I
+X SUM 4 2150 950 200 L 50 50 1 1 O
+X COUT 5 2150 150 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir
new file mode 100644
index 00000000..61d06ffa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir
@@ -0,0 +1,20 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74AC283\74AC283.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/07/25 22:10:48
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+X1 Net-_U2-Pad4_ Net-_U2-Pad5_ Net-_U2-Pad6_ Net-_U6-Pad1_ Net-_X1-Pad5_ full_adder
+X2 Net-_U3-Pad3_ Net-_U3-Pad4_ Net-_X1-Pad5_ Net-_U6-Pad2_ Net-_X2-Pad5_ full_adder
+X3 Net-_U4-Pad3_ Net-_U4-Pad4_ Net-_X2-Pad5_ Net-_U6-Pad3_ Net-_X3-Pad5_ full_adder
+X4 Net-_U5-Pad3_ Net-_U5-Pad4_ Net-_X3-Pad5_ Net-_U6-Pad4_ Net-_U6-Pad5_ full_adder
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U2-Pad4_ Net-_U2-Pad5_ Net-_U2-Pad6_ adc_bridge_3
+U3 Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U3-Pad3_ Net-_U3-Pad4_ adc_bridge_2
+U4 Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U4-Pad3_ Net-_U4-Pad4_ adc_bridge_2
+U5 Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U5-Pad3_ Net-_U5-Pad4_ adc_bridge_2
+U6 Net-_U6-Pad1_ Net-_U6-Pad2_ Net-_U6-Pad3_ Net-_U6-Pad4_ Net-_U6-Pad5_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ dac_bridge_5
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ ? ? PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir.out b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir.out
new file mode 100644
index 00000000..c177727e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.cir.out
@@ -0,0 +1,37 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ac283\74ac283.cir
+
+.include full_adder.sub
+x1 net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ net-_u6-pad1_ net-_x1-pad5_ full_adder
+x2 net-_u3-pad3_ net-_u3-pad4_ net-_x1-pad5_ net-_u6-pad2_ net-_x2-pad5_ full_adder
+x3 net-_u4-pad3_ net-_u4-pad4_ net-_x2-pad5_ net-_u6-pad3_ net-_x3-pad5_ full_adder
+x4 net-_u5-pad3_ net-_u5-pad4_ net-_x3-pad5_ net-_u6-pad4_ net-_u6-pad5_ full_adder
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ adc_bridge_3
+* u3 net-_u1-pad4_ net-_u1-pad5_ net-_u3-pad3_ net-_u3-pad4_ adc_bridge_2
+* u4 net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad3_ net-_u4-pad4_ adc_bridge_2
+* u5 net-_u1-pad8_ net-_u1-pad9_ net-_u5-pad3_ net-_u5-pad4_ adc_bridge_2
+* u6 net-_u6-pad1_ net-_u6-pad2_ net-_u6-pad3_ net-_u6-pad4_ net-_u6-pad5_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ dac_bridge_5
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ? ? port
+a1 [net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ] [net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ ] u2
+a2 [net-_u1-pad4_ net-_u1-pad5_ ] [net-_u3-pad3_ net-_u3-pad4_ ] u3
+a3 [net-_u1-pad6_ net-_u1-pad7_ ] [net-_u4-pad3_ net-_u4-pad4_ ] u4
+a4 [net-_u1-pad8_ net-_u1-pad9_ ] [net-_u5-pad3_ net-_u5-pad4_ ] u5
+a5 [net-_u6-pad1_ net-_u6-pad2_ net-_u6-pad3_ net-_u6-pad4_ net-_u6-pad5_ ] [net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ] u6
+* Schematic Name: adc_bridge_3, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u3 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u4 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u5 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_5, NgSpice Name: dac_bridge
+.model u6 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.pro b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sch b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sch
new file mode 100644
index 00000000..d10df53c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sch
@@ -0,0 +1,449 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L full_adder X1
+U 1 1 67F3F735
+P 3500 2250
+F 0 "X1" H 4900 2950 60 0000 C CNN
+F 1 "full_adder" H 4900 2850 60 0000 C CNN
+F 2 "" H 3500 2250 60 0000 C CNN
+F 3 "" H 3500 2250 60 0000 C CNN
+ 1 3500 2250
+ 1 0 0 -1
+$EndComp
+$Comp
+L full_adder X2
+U 1 1 67F3F786
+P 3550 3700
+F 0 "X2" H 4950 4400 60 0000 C CNN
+F 1 "full_adder" H 4950 4300 60 0000 C CNN
+F 2 "" H 3550 3700 60 0000 C CNN
+F 3 "" H 3550 3700 60 0000 C CNN
+ 1 3550 3700
+ 1 0 0 -1
+$EndComp
+$Comp
+L full_adder X3
+U 1 1 67F3F7B7
+P 3550 5050
+F 0 "X3" H 4950 5750 60 0000 C CNN
+F 1 "full_adder" H 4950 5650 60 0000 C CNN
+F 2 "" H 3550 5050 60 0000 C CNN
+F 3 "" H 3550 5050 60 0000 C CNN
+ 1 3550 5050
+ 1 0 0 -1
+$EndComp
+$Comp
+L full_adder X4
+U 1 1 67F3F822
+P 3600 6550
+F 0 "X4" H 5000 7250 60 0000 C CNN
+F 1 "full_adder" H 5000 7150 60 0000 C CNN
+F 2 "" H 3600 6550 60 0000 C CNN
+F 3 "" H 3600 6550 60 0000 C CNN
+ 1 3600 6550
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5650 2100 5650 2450
+Wire Wire Line
+ 5650 2450 4000 2450
+Wire Wire Line
+ 4000 2450 4000 3550
+Wire Wire Line
+ 4000 3550 4150 3550
+Wire Wire Line
+ 5700 3550 5700 3800
+Wire Wire Line
+ 5700 3800 4000 3800
+Wire Wire Line
+ 4000 3800 4000 4900
+Wire Wire Line
+ 4000 4900 4150 4900
+Wire Wire Line
+ 5700 4900 5700 5300
+Wire Wire Line
+ 5700 5300 4000 5300
+Wire Wire Line
+ 4000 5300 4000 6400
+Wire Wire Line
+ 4000 6400 4200 6400
+$Comp
+L adc_bridge_3 U2
+U 1 1 67F3F897
+P 3250 1600
+F 0 "U2" H 3250 1600 60 0000 C CNN
+F 1 "adc_bridge_3" H 3250 1750 60 0000 C CNN
+F 2 "" H 3250 1600 60 0000 C CNN
+F 3 "" H 3250 1600 60 0000 C CNN
+ 1 3250 1600
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_2 U3
+U 1 1 67F3F8CA
+P 3350 2850
+F 0 "U3" H 3350 2850 60 0000 C CNN
+F 1 "adc_bridge_2" H 3350 3000 60 0000 C CNN
+F 2 "" H 3350 2850 60 0000 C CNN
+F 3 "" H 3350 2850 60 0000 C CNN
+ 1 3350 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_2 U4
+U 1 1 67F3F91B
+P 3350 4250
+F 0 "U4" H 3350 4250 60 0000 C CNN
+F 1 "adc_bridge_2" H 3350 4400 60 0000 C CNN
+F 2 "" H 3350 4250 60 0000 C CNN
+F 3 "" H 3350 4250 60 0000 C CNN
+ 1 3350 4250
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_2 U5
+U 1 1 67F3F95C
+P 3350 5750
+F 0 "U5" H 3350 5750 60 0000 C CNN
+F 1 "adc_bridge_2" H 3350 5900 60 0000 C CNN
+F 2 "" H 3350 5750 60 0000 C CNN
+F 3 "" H 3350 5750 60 0000 C CNN
+ 1 3350 5750
+ 1 0 0 -1
+$EndComp
+$Comp
+L dac_bridge_5 U6
+U 1 1 67F3F998
+P 7100 3350
+F 0 "U6" H 7100 3350 60 0000 C CNN
+F 1 "dac_bridge_5" H 7100 3500 60 0000 C CNN
+F 2 "" H 7100 3350 60 0000 C CNN
+F 3 "" H 7100 3350 60 0000 C CNN
+ 1 7100 3350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3800 1550 3800 1300
+Wire Wire Line
+ 3800 1300 4100 1300
+Wire Wire Line
+ 3800 1650 4100 1650
+Wire Wire Line
+ 4100 1650 4100 1700
+Wire Wire Line
+ 3800 1750 3800 2100
+Wire Wire Line
+ 3800 2100 4100 2100
+Wire Wire Line
+ 3900 2800 4150 2800
+Wire Wire Line
+ 4150 2800 4150 2750
+Wire Wire Line
+ 3900 2900 4150 2900
+Wire Wire Line
+ 4150 2900 4150 3150
+Wire Wire Line
+ 3900 4200 4150 4200
+Wire Wire Line
+ 4150 4200 4150 4100
+Wire Wire Line
+ 3900 4300 4150 4300
+Wire Wire Line
+ 4150 4300 4150 4500
+Wire Wire Line
+ 3900 5700 4200 5700
+Wire Wire Line
+ 4200 5700 4200 5600
+Wire Wire Line
+ 3900 5800 4200 5800
+Wire Wire Line
+ 4200 5800 4200 6000
+Wire Wire Line
+ 5650 1300 6500 1300
+Wire Wire Line
+ 6500 1300 6500 3300
+Wire Wire Line
+ 5700 2750 6150 2750
+Wire Wire Line
+ 6150 2750 6150 3400
+Wire Wire Line
+ 6150 3400 6500 3400
+Wire Wire Line
+ 5700 4100 5800 4100
+Wire Wire Line
+ 5800 4100 5800 3500
+Wire Wire Line
+ 5800 3500 6500 3500
+Wire Wire Line
+ 5750 5600 5900 5600
+Wire Wire Line
+ 5900 5600 5900 3600
+Wire Wire Line
+ 5900 3600 6500 3600
+Wire Wire Line
+ 5750 6400 6000 6400
+Wire Wire Line
+ 6000 6400 6000 3700
+Wire Wire Line
+ 6000 3700 6500 3700
+$Comp
+L PORT U1
+U 5 1 67F3FBD8
+P 1750 2900
+F 0 "U1" H 1800 3000 30 0000 C CNN
+F 1 "PORT" H 1750 2900 30 0000 C CNN
+F 2 "" H 1750 2900 60 0000 C CNN
+F 3 "" H 1750 2900 60 0000 C CNN
+ 5 1750 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 67F3FC33
+P 1750 4200
+F 0 "U1" H 1800 4300 30 0000 C CNN
+F 1 "PORT" H 1750 4200 30 0000 C CNN
+F 2 "" H 1750 4200 60 0000 C CNN
+F 3 "" H 1750 4200 60 0000 C CNN
+ 6 1750 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 67F3FC80
+P 1750 4300
+F 0 "U1" H 1800 4400 30 0000 C CNN
+F 1 "PORT" H 1750 4300 30 0000 C CNN
+F 2 "" H 1750 4300 60 0000 C CNN
+F 3 "" H 1750 4300 60 0000 C CNN
+ 7 1750 4300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2050 1550 2650 1550
+Wire Wire Line
+ 2050 1650 2650 1650
+Wire Wire Line
+ 2000 1750 2650 1750
+$Comp
+L PORT U1
+U 1 1 67F3FD74
+P 1800 1550
+F 0 "U1" H 1850 1650 30 0000 C CNN
+F 1 "PORT" H 1800 1550 30 0000 C CNN
+F 2 "" H 1800 1550 60 0000 C CNN
+F 3 "" H 1800 1550 60 0000 C CNN
+ 1 1800 1550
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F3FDD5
+P 1800 1650
+F 0 "U1" H 1850 1750 30 0000 C CNN
+F 1 "PORT" H 1800 1650 30 0000 C CNN
+F 2 "" H 1800 1650 60 0000 C CNN
+F 3 "" H 1800 1650 60 0000 C CNN
+ 2 1800 1650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F3FE38
+P 1750 1750
+F 0 "U1" H 1800 1850 30 0000 C CNN
+F 1 "PORT" H 1750 1750 30 0000 C CNN
+F 2 "" H 1750 1750 60 0000 C CNN
+F 3 "" H 1750 1750 60 0000 C CNN
+ 3 1750 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F3FEA1
+P 1750 2800
+F 0 "U1" H 1800 2900 30 0000 C CNN
+F 1 "PORT" H 1750 2800 30 0000 C CNN
+F 2 "" H 1750 2800 60 0000 C CNN
+F 3 "" H 1750 2800 60 0000 C CNN
+ 4 1750 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 67F3FEEE
+P 1850 5700
+F 0 "U1" H 1900 5800 30 0000 C CNN
+F 1 "PORT" H 1850 5700 30 0000 C CNN
+F 2 "" H 1850 5700 60 0000 C CNN
+F 3 "" H 1850 5700 60 0000 C CNN
+ 8 1850 5700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 67F3FF3B
+P 1850 5800
+F 0 "U1" H 1900 5900 30 0000 C CNN
+F 1 "PORT" H 1850 5800 30 0000 C CNN
+F 2 "" H 1850 5800 60 0000 C CNN
+F 3 "" H 1850 5800 60 0000 C CNN
+ 9 1850 5800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 10 1 67F3FF88
+P 8100 3300
+F 0 "U1" H 8150 3400 30 0000 C CNN
+F 1 "PORT" H 8100 3300 30 0000 C CNN
+F 2 "" H 8100 3300 60 0000 C CNN
+F 3 "" H 8100 3300 60 0000 C CNN
+ 10 8100 3300
+ -1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 67F3FFED
+P 8100 3400
+F 0 "U1" H 8150 3500 30 0000 C CNN
+F 1 "PORT" H 8100 3400 30 0000 C CNN
+F 2 "" H 8100 3400 60 0000 C CNN
+F 3 "" H 8100 3400 60 0000 C CNN
+ 11 8100 3400
+ -1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 67F40040
+P 8100 3500
+F 0 "U1" H 8150 3600 30 0000 C CNN
+F 1 "PORT" H 8100 3500 30 0000 C CNN
+F 2 "" H 8100 3500 60 0000 C CNN
+F 3 "" H 8100 3500 60 0000 C CNN
+ 12 8100 3500
+ -1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 13 1 67F40089
+P 8100 3600
+F 0 "U1" H 8150 3700 30 0000 C CNN
+F 1 "PORT" H 8100 3600 30 0000 C CNN
+F 2 "" H 8100 3600 60 0000 C CNN
+F 3 "" H 8100 3600 60 0000 C CNN
+ 13 8100 3600
+ -1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 14 1 67F40102
+P 8100 3700
+F 0 "U1" H 8150 3800 30 0000 C CNN
+F 1 "PORT" H 8100 3700 30 0000 C CNN
+F 2 "" H 8100 3700 60 0000 C CNN
+F 3 "" H 8100 3700 60 0000 C CNN
+ 14 8100 3700
+ -1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2000 2800 2750 2800
+Wire Wire Line
+ 2000 2900 2750 2900
+Wire Wire Line
+ 2000 4200 2750 4200
+Wire Wire Line
+ 2000 4300 2750 4300
+Wire Wire Line
+ 2100 5700 2750 5700
+Wire Wire Line
+ 2100 5800 2750 5800
+Wire Wire Line
+ 7650 3300 7850 3300
+Wire Wire Line
+ 7650 3400 7850 3400
+Wire Wire Line
+ 7650 3500 7850 3500
+Wire Wire Line
+ 7650 3600 7850 3600
+Wire Wire Line
+ 7650 3700 7850 3700
+$Comp
+L PORT U1
+U 15 1 67F40B32
+P 8400 4150
+F 0 "U1" H 8450 4250 30 0000 C CNN
+F 1 "PORT" H 8400 4150 30 0000 C CNN
+F 2 "" H 8400 4150 60 0000 C CNN
+F 3 "" H 8400 4150 60 0000 C CNN
+ 15 8400 4150
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 16 1 67F40B8B
+P 8400 4350
+F 0 "U1" H 8450 4450 30 0000 C CNN
+F 1 "PORT" H 8400 4350 30 0000 C CNN
+F 2 "" H 8400 4350 60 0000 C CNN
+F 3 "" H 8400 4350 60 0000 C CNN
+ 16 8400 4350
+ 1 0 0 -1
+$EndComp
+NoConn ~ 8650 4150
+NoConn ~ 8650 4350
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sub b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sub
new file mode 100644
index 00000000..368d89c9
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283.sub
@@ -0,0 +1,31 @@
+* Subcircuit 74AC283
+.subckt 74AC283 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ? ?
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ac283\74ac283.cir
+.include full_adder.sub
+x1 net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ net-_u6-pad1_ net-_x1-pad5_ full_adder
+x2 net-_u3-pad3_ net-_u3-pad4_ net-_x1-pad5_ net-_u6-pad2_ net-_x2-pad5_ full_adder
+x3 net-_u4-pad3_ net-_u4-pad4_ net-_x2-pad5_ net-_u6-pad3_ net-_x3-pad5_ full_adder
+x4 net-_u5-pad3_ net-_u5-pad4_ net-_x3-pad5_ net-_u6-pad4_ net-_u6-pad5_ full_adder
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ adc_bridge_3
+* u3 net-_u1-pad4_ net-_u1-pad5_ net-_u3-pad3_ net-_u3-pad4_ adc_bridge_2
+* u4 net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad3_ net-_u4-pad4_ adc_bridge_2
+* u5 net-_u1-pad8_ net-_u1-pad9_ net-_u5-pad3_ net-_u5-pad4_ adc_bridge_2
+* u6 net-_u6-pad1_ net-_u6-pad2_ net-_u6-pad3_ net-_u6-pad4_ net-_u6-pad5_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ dac_bridge_5
+a1 [net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ] [net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ ] u2
+a2 [net-_u1-pad4_ net-_u1-pad5_ ] [net-_u3-pad3_ net-_u3-pad4_ ] u3
+a3 [net-_u1-pad6_ net-_u1-pad7_ ] [net-_u4-pad3_ net-_u4-pad4_ ] u4
+a4 [net-_u1-pad8_ net-_u1-pad9_ ] [net-_u5-pad3_ net-_u5-pad4_ ] u5
+a5 [net-_u6-pad1_ net-_u6-pad2_ net-_u6-pad3_ net-_u6-pad4_ net-_u6-pad5_ ] [net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ] u6
+* Schematic Name: adc_bridge_3, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u3 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u4 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u5 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_5, NgSpice Name: dac_bridge
+.model u6 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Control Statements
+
+.ends 74AC283 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283_Previous_Values.xml
new file mode 100644
index 00000000..e0fa4837
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/74AC283_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u2><u3 name="type">adc_bridge<field5 name="Enter value for in_low (default=1.0)" /><field6 name="Enter value for in_high (default=2.0)" /><field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /></u3><u4 name="type">adc_bridge<field9 name="Enter value for in_low (default=1.0)" /><field10 name="Enter value for in_high (default=2.0)" /><field11 name="Enter Rise Delay (default=1.0e-9)" /><field12 name="Enter Fall Delay (default=1.0e-9)" /></u4><u5 name="type">adc_bridge<field13 name="Enter value for in_low (default=1.0)" /><field14 name="Enter value for in_high (default=2.0)" /><field15 name="Enter Rise Delay (default=1.0e-9)" /><field16 name="Enter Fall Delay (default=1.0e-9)" /></u5><u6 name="type">dac_bridge<field17 name="Enter value for out_low (default=0.0)" /><field18 name="Enter value for out_high (default=5.0)" /><field19 name="Enter value for out_undef (default=0.5)" /><field20 name="Enter value for input load (default=1.0e-12)" /><field21 name="Enter the Rise Time (default=1.0e-9)" /><field22 name="Enter the Fall Time (default=1.0e-9)" /></u6></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\full_adder</field></x1><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\full_adder</field></x2><x3><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\full_adder</field></x3><x4><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\full_adder</field></x4></subcircuit></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/analysis b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/analysis
new file mode 100644
index 00000000..1ff7c211
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/analysis
@@ -0,0 +1 @@
+.tran 0.01e-06 2e-03 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-cache.lib b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-cache.lib
new file mode 100644
index 00000000..0e92eab0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-cache.lib
@@ -0,0 +1,81 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 283
+#
+DEF 283 X 0 40 Y Y 1 F N
+F0 "X" -400 100 60 H V C CNN
+F1 "283" -350 1500 60 H V C CNN
+F2 "" -350 1500 60 H I C CNN
+F3 "" -350 1500 60 H I C CNN
+DRAW
+S 0 1400 -800 200 0 1 0 N
+X A1 1 -1000 1200 200 R 50 50 1 1 I
+X B1 2 -1000 750 200 R 50 50 1 1 I
+X C0 3 -1000 1300 200 R 50 50 1 1 I
+X A2 4 -1000 1100 200 R 50 50 1 1 I
+X B2 5 -1000 650 200 R 50 50 1 1 I
+X A3 6 -1000 1000 200 R 50 50 1 1 I
+X B3 7 -1000 550 200 R 50 50 1 1 I
+X A4 8 -1000 900 200 R 50 50 1 1 I
+X B4 9 -1000 450 200 R 50 50 1 1 I
+X S1 10 200 1050 200 L 50 50 1 1 O
+X S2 11 200 950 200 L 50 50 1 1 O
+X S3 12 200 850 200 L 50 50 1 1 O
+X S4 13 200 750 200 L 50 50 1 1 O
+X C_out 14 200 600 200 L 50 50 1 1 O
+X GND 15 -1000 300 200 R 50 50 1 1 N
+X vcc 16 200 1300 200 L 50 50 1 1 N
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-rescue.lib b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-rescue.lib
new file mode 100644
index 00000000..09091d02
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283-rescue.lib
@@ -0,0 +1,32 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 283-RESCUE-4_bit_FA
+#
+DEF 283-RESCUE-4_bit_FA X 0 40 Y Y 1 F N
+F0 "X" -400 100 60 H V C CNN
+F1 "283-RESCUE-4_bit_FA" -350 1500 60 H V C CNN
+F2 "" -350 1500 60 H I C CNN
+F3 "" -350 1500 60 H I C CNN
+DRAW
+S 0 1400 -800 200 0 1 0 N
+X A1 1 -1000 1200 200 R 50 50 1 1 I
+X B1 2 -1000 750 200 R 50 50 1 1 I
+X C0 3 -1000 1300 200 R 50 50 1 1 I
+X A2 4 -1000 1100 200 R 50 50 1 1 I
+X B2 5 -1000 650 200 R 50 50 1 1 I
+X A3 6 -1000 1000 200 R 50 50 1 1 I
+X B3 6 -1000 550 200 R 50 50 1 1 I
+X A4 8 -1000 900 200 R 50 50 1 1 I
+X B4 9 -1000 450 200 R 50 50 1 1 I
+X S1 10 200 1050 200 L 50 50 1 1 O
+X S2 11 200 950 200 L 50 50 1 1 O
+X S3 12 200 850 200 L 50 50 1 1 O
+X S4 13 200 750 200 L 50 50 1 1 O
+X C_out 14 200 600 200 L 50 50 1 1 O
+X GND 15 -1000 300 200 R 50 50 1 1 N
+X vcc 16 200 1300 200 L 50 50 1 1 N
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir
new file mode 100644
index 00000000..083e3772
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir
@@ -0,0 +1,34 @@
+* C:\Users\Shanthipriya\eSim-Workspace\4_bit_FA\4_bit_FA.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/08/25 10:08:09
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 C0 plot_v1
+U3 A1 plot_v1
+U4 A2 plot_v1
+U5 A3 plot_v1
+U7 A4 plot_v1
+U1 B1 plot_v1
+U6 B4 plot_v1
+U8 B3 plot_v1
+U9 B2 plot_v1
+U10 S1 plot_v1
+U11 S2 plot_v1
+U12 S3 plot_v1
+U13 S4 plot_v1
+U14 C_out plot_v1
+X1 A1 B1 C0 A2 B2 A3 B3 A4 B4 S1 S2 S3 S4 C_out ? ? 283
+v1 C0 GND pulse
+v2 A1 GND pulse
+v3 A2 GND pulse
+v4 A3 GND pulse
+v5 A4 GND pulse
+v6 B1 GND pulse
+v7 B2 GND pulse
+v8 B3 GND pulse
+v9 B4 GND pulse
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir.out b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir.out
new file mode 100644
index 00000000..db240b25
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.cir.out
@@ -0,0 +1,37 @@
+* c:\users\shanthipriya\esim-workspace\4_bit_fa\4_bit_fa.cir
+
+.include 74AC283.sub
+* u2 c0 plot_v1
+* u3 a1 plot_v1
+* u4 a2 plot_v1
+* u5 a3 plot_v1
+* u7 a4 plot_v1
+* u1 b1 plot_v1
+* u6 b4 plot_v1
+* u8 b3 plot_v1
+* u9 b2 plot_v1
+* u10 s1 plot_v1
+* u11 s2 plot_v1
+* u12 s3 plot_v1
+* u13 s4 plot_v1
+* u14 c_out plot_v1
+x1 a1 b1 c0 a2 b2 a3 b3 a4 b4 s1 s2 s3 s4 c_out ? ? 74AC283
+v1 c0 gnd pulse(0 5 0 1n 1n 250u 5120u)
+v2 a1 gnd pulse(0 5 0 1n 1n 10u 20u)
+v3 a2 gnd pulse(0 5 0 1n 1n 20u 40u)
+v4 a3 gnd pulse(0 5 0 1n 1n 40u 80u)
+v5 a4 gnd pulse(0 5 0 1n 1n 80u 160u)
+v6 b1 gnd pulse(0 5 0 1n 1n 160u 320u)
+v7 b2 gnd pulse(0 5 0 1n 1n 320u 640u)
+v8 b3 gnd pulse(0 5 0 1n 1n 640u 1280u)
+v9 b4 gnd pulse(0 5 0 1n 1n 1280u 2560u)
+.tran 0.01e-06 2e-03 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(c0)+6v(a1)+12 v(a2)+18v(a3)+24 v(a4)+30 v(b1)+36 v(b2)+42 v(b3)+48v(b4)+54 v(s1)+60 v(s2)+66 v(s3)+72v(s4)+78v(c_out)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.pro b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.pro
new file mode 100644
index 00000000..6dffef6e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.pro
@@ -0,0 +1,74 @@
+update=04/07/25 22:12:09
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=4_bit_FA-rescue
+LibName2=adc-dac
+LibName3=memory
+LibName4=xilinx
+LibName5=microcontrollers
+LibName6=dsp
+LibName7=microchip
+LibName8=analog_switches
+LibName9=motorola
+LibName10=texas
+LibName11=intel
+LibName12=audio
+LibName13=interface
+LibName14=digital-audio
+LibName15=philips
+LibName16=display
+LibName17=cypress
+LibName18=siliconi
+LibName19=opto
+LibName20=atmel
+LibName21=contrib
+LibName22=power
+LibName23=eSim_Plot
+LibName24=transistors
+LibName25=conn
+LibName26=eSim_User
+LibName27=regul
+LibName28=74xx
+LibName29=cmos4000
+LibName30=eSim_Analog
+LibName31=eSim_Devices
+LibName32=eSim_Digital
+LibName33=eSim_Hybrid
+LibName34=eSim_Miscellaneous
+LibName35=eSim_Power
+LibName36=eSim_Sources
+LibName37=eSim_Subckt
+LibName38=eSim_Nghdl
+LibName39=eSim_Ngveri
+LibName40=eSim_SKY130
+LibName41=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.proj b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.proj
new file mode 100644
index 00000000..74da6851
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.proj
@@ -0,0 +1 @@
+schematicFile 4_bit_FA.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.sch b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.sch
new file mode 100644
index 00000000..89d7e29d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283.sch
@@ -0,0 +1,572 @@
+EESchema Schematic File Version 2
+LIBS:4_bit_FA-rescue
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:4_bit_FA-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+Wire Wire Line
+ 3500 2050 5100 2050
+Wire Wire Line
+ 5100 2050 5100 2800
+Wire Wire Line
+ 3500 2350 5000 2350
+Wire Wire Line
+ 5000 2350 5000 2900
+Wire Wire Line
+ 5000 2900 5100 2900
+Wire Wire Line
+ 3500 2650 4900 2650
+Wire Wire Line
+ 4900 2650 4900 3000
+Wire Wire Line
+ 4900 3000 5100 3000
+Wire Wire Line
+ 3500 2950 4800 2950
+Wire Wire Line
+ 4800 2950 4800 3100
+Wire Wire Line
+ 4800 3100 5100 3100
+Wire Wire Line
+ 3500 3250 5100 3250
+Wire Wire Line
+ 5100 3250 5100 3200
+Wire Wire Line
+ 3500 3550 3850 3550
+Wire Wire Line
+ 3850 3550 3850 3350
+Wire Wire Line
+ 3850 3350 5100 3350
+Wire Wire Line
+ 3500 3850 3900 3850
+Wire Wire Line
+ 3900 3850 3900 3450
+Wire Wire Line
+ 3900 3450 5100 3450
+Wire Wire Line
+ 3500 4150 3950 4150
+Wire Wire Line
+ 3950 4150 3950 3550
+Wire Wire Line
+ 3950 3550 5100 3550
+Wire Wire Line
+ 3500 4450 4000 4450
+Wire Wire Line
+ 4000 4450 4000 3650
+Wire Wire Line
+ 4000 3650 5100 3650
+$Comp
+L GND #PWR01
+U 1 1 67F3FF9A
+P 1600 3450
+F 0 "#PWR01" H 1600 3200 50 0001 C CNN
+F 1 "GND" H 1600 3300 50 0000 C CNN
+F 2 "" H 1600 3450 50 0001 C CNN
+F 3 "" H 1600 3450 50 0001 C CNN
+ 1 1600 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2600 2050 1600 2050
+Wire Wire Line
+ 1600 2050 1600 3450
+Wire Wire Line
+ 2600 2350 1600 2350
+Connection ~ 1600 2350
+Wire Wire Line
+ 2600 2650 1600 2650
+Connection ~ 1600 2650
+Wire Wire Line
+ 2600 2950 1600 2950
+Connection ~ 1600 2950
+Wire Wire Line
+ 2600 3250 1600 3250
+Connection ~ 1600 3250
+Wire Wire Line
+ 2600 3550 1800 3550
+Wire Wire Line
+ 1800 3250 1800 4450
+Connection ~ 1800 3250
+Wire Wire Line
+ 1800 3850 2600 3850
+Connection ~ 1800 3550
+Wire Wire Line
+ 1800 4150 2600 4150
+Connection ~ 1800 3850
+Wire Wire Line
+ 1800 4450 2600 4450
+Connection ~ 1800 4150
+$Comp
+L plot_v1 U2
+U 1 1 67F401B5
+P 3650 2100
+F 0 "U2" H 3650 2600 60 0000 C CNN
+F 1 "plot_v1" H 3850 2450 60 0000 C CNN
+F 2 "" H 3650 2100 60 0000 C CNN
+F 3 "" H 3650 2100 60 0000 C CNN
+ 1 3650 2100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3650 1900 3650 2050
+Connection ~ 3650 2050
+$Comp
+L plot_v1 U3
+U 1 1 67F403E7
+P 3850 2400
+F 0 "U3" H 3850 2900 60 0000 C CNN
+F 1 "plot_v1" H 4050 2750 60 0000 C CNN
+F 2 "" H 3850 2400 60 0000 C CNN
+F 3 "" H 3850 2400 60 0000 C CNN
+ 1 3850 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U4
+U 1 1 67F40422
+P 4100 2650
+F 0 "U4" H 4100 3150 60 0000 C CNN
+F 1 "plot_v1" H 4300 3000 60 0000 C CNN
+F 2 "" H 4100 2650 60 0000 C CNN
+F 3 "" H 4100 2650 60 0000 C CNN
+ 1 4100 2650
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U5
+U 1 1 67F4046B
+P 4300 3000
+F 0 "U5" H 4300 3500 60 0000 C CNN
+F 1 "plot_v1" H 4500 3350 60 0000 C CNN
+F 2 "" H 4300 3000 60 0000 C CNN
+F 3 "" H 4300 3000 60 0000 C CNN
+ 1 4300 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 67F404AA
+P 4550 3350
+F 0 "U7" H 4550 3850 60 0000 C CNN
+F 1 "plot_v1" H 4750 3700 60 0000 C CNN
+F 2 "" H 4550 3350 60 0000 C CNN
+F 3 "" H 4550 3350 60 0000 C CNN
+ 1 4550 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U1
+U 1 1 67F404E7
+P 3600 3550
+F 0 "U1" H 3600 4050 60 0000 C CNN
+F 1 "plot_v1" H 3800 3900 60 0000 C CNN
+F 2 "" H 3600 3550 60 0000 C CNN
+F 3 "" H 3600 3550 60 0000 C CNN
+ 1 3600 3550
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U6
+U 1 1 67F405AC
+P 4400 4600
+F 0 "U6" H 4400 5100 60 0000 C CNN
+F 1 "plot_v1" H 4600 4950 60 0000 C CNN
+F 2 "" H 4400 4600 60 0000 C CNN
+F 3 "" H 4400 4600 60 0000 C CNN
+ 1 4400 4600
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 67F405F7
+P 4850 4700
+F 0 "U8" H 4850 5200 60 0000 C CNN
+F 1 "plot_v1" H 5050 5050 60 0000 C CNN
+F 2 "" H 4850 4700 60 0000 C CNN
+F 3 "" H 4850 4700 60 0000 C CNN
+ 1 4850 4700
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U9
+U 1 1 67F4064A
+P 5400 4750
+F 0 "U9" H 5400 5250 60 0000 C CNN
+F 1 "plot_v1" H 5600 5100 60 0000 C CNN
+F 2 "" H 5400 4750 60 0000 C CNN
+F 3 "" H 5400 4750 60 0000 C CNN
+ 1 5400 4750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3850 2200 3850 2350
+Connection ~ 3850 2350
+Wire Wire Line
+ 4100 2450 4100 2650
+Connection ~ 4100 2650
+Wire Wire Line
+ 4300 2800 4300 2950
+Connection ~ 4300 2950
+Wire Wire Line
+ 4550 3150 4550 3250
+Connection ~ 4550 3250
+Wire Wire Line
+ 3600 3350 3600 3550
+Connection ~ 3600 3550
+Wire Wire Line
+ 4400 4400 4000 4400
+Connection ~ 4000 4400
+Wire Wire Line
+ 4850 4500 3850 4500
+Wire Wire Line
+ 3850 4500 3850 4150
+Connection ~ 3850 4150
+Wire Wire Line
+ 5400 4550 5400 4650
+Wire Wire Line
+ 5400 4650 3700 4650
+Wire Wire Line
+ 3700 4650 3700 3850
+Connection ~ 3700 3850
+Text GLabel 3450 1800 0 60 Input ~ 0
+C0
+Wire Wire Line
+ 3450 1800 3550 1800
+Wire Wire Line
+ 3550 1800 3550 2000
+Wire Wire Line
+ 3550 2000 3650 2000
+Connection ~ 3650 2000
+Text GLabel 3650 2200 0 60 Input ~ 0
+A1
+Wire Wire Line
+ 3650 2200 3800 2200
+Wire Wire Line
+ 3800 2200 3800 2300
+Wire Wire Line
+ 3800 2300 3850 2300
+Connection ~ 3850 2300
+Text GLabel 3850 2500 0 60 Input ~ 0
+A2
+Wire Wire Line
+ 3850 2500 3950 2500
+Wire Wire Line
+ 3950 2500 3950 2600
+Wire Wire Line
+ 3950 2600 4100 2600
+Connection ~ 4100 2600
+Text GLabel 3900 2800 0 60 Input ~ 0
+A3
+Wire Wire Line
+ 3900 2800 4100 2800
+Wire Wire Line
+ 4100 2800 4100 2900
+Wire Wire Line
+ 4100 2900 4300 2900
+Connection ~ 4300 2900
+Text GLabel 4150 3100 0 60 Input ~ 0
+A4
+Wire Wire Line
+ 4150 3100 4350 3100
+Wire Wire Line
+ 4350 3100 4350 3200
+Wire Wire Line
+ 4350 3200 4550 3200
+Connection ~ 4550 3200
+Text GLabel 3450 3400 0 60 Input ~ 0
+B1
+Wire Wire Line
+ 3450 3400 3450 3500
+Wire Wire Line
+ 3450 3500 3600 3500
+Connection ~ 3600 3500
+Text GLabel 4300 4850 0 60 Input ~ 0
+B2
+Wire Wire Line
+ 4300 4850 4400 4850
+Wire Wire Line
+ 4400 4850 4400 4650
+Connection ~ 4400 4650
+Text GLabel 3900 4800 0 60 Input ~ 0
+B3
+Wire Wire Line
+ 3900 4800 4050 4800
+Wire Wire Line
+ 4050 4800 4050 4500
+Connection ~ 4050 4500
+Text GLabel 4100 4150 0 60 Input ~ 0
+B4
+Wire Wire Line
+ 4100 4150 4150 4150
+Wire Wire Line
+ 4150 4150 4150 4400
+Connection ~ 4150 4400
+$Comp
+L plot_v1 U10
+U 1 1 67F40F19
+P 6800 3250
+F 0 "U10" H 6800 3750 60 0000 C CNN
+F 1 "plot_v1" H 7000 3600 60 0000 C CNN
+F 2 "" H 6800 3250 60 0000 C CNN
+F 3 "" H 6800 3250 60 0000 C CNN
+ 1 6800 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U11
+U 1 1 67F40F66
+P 7250 3250
+F 0 "U11" H 7250 3750 60 0000 C CNN
+F 1 "plot_v1" H 7450 3600 60 0000 C CNN
+F 2 "" H 7250 3250 60 0000 C CNN
+F 3 "" H 7250 3250 60 0000 C CNN
+ 1 7250 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U12
+U 1 1 67F40FB3
+P 7700 3250
+F 0 "U12" H 7700 3750 60 0000 C CNN
+F 1 "plot_v1" H 7900 3600 60 0000 C CNN
+F 2 "" H 7700 3250 60 0000 C CNN
+F 3 "" H 7700 3250 60 0000 C CNN
+ 1 7700 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U13
+U 1 1 67F41000
+P 8100 3250
+F 0 "U13" H 8100 3750 60 0000 C CNN
+F 1 "plot_v1" H 8300 3600 60 0000 C CNN
+F 2 "" H 8100 3250 60 0000 C CNN
+F 3 "" H 8100 3250 60 0000 C CNN
+ 1 8100 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U14
+U 1 1 67F4104F
+P 8500 3250
+F 0 "U14" H 8500 3750 60 0000 C CNN
+F 1 "plot_v1" H 8700 3600 60 0000 C CNN
+F 2 "" H 8500 3250 60 0000 C CNN
+F 3 "" H 8500 3250 60 0000 C CNN
+ 1 8500 3250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6800 3050 6300 3050
+Wire Wire Line
+ 7250 3050 7250 3150
+Wire Wire Line
+ 7250 3150 6300 3150
+Wire Wire Line
+ 7700 3050 7700 3250
+Wire Wire Line
+ 7700 3250 6300 3250
+Wire Wire Line
+ 8100 3050 8100 3350
+Wire Wire Line
+ 8100 3350 6300 3350
+Wire Wire Line
+ 8500 3050 8500 3500
+Wire Wire Line
+ 8500 3500 6300 3500
+Text GLabel 6500 2950 0 60 Input ~ 0
+S1
+Wire Wire Line
+ 6500 2950 6550 2950
+Wire Wire Line
+ 6550 2950 6550 3050
+Connection ~ 6550 3050
+Text GLabel 6400 2600 0 60 Input ~ 0
+S2
+Wire Wire Line
+ 6400 2600 6600 2600
+Wire Wire Line
+ 6600 2600 6600 3150
+Connection ~ 6600 3150
+Text GLabel 6400 2350 0 60 Input ~ 0
+S3
+Wire Wire Line
+ 6400 2350 6650 2350
+Wire Wire Line
+ 6650 2350 6650 3250
+Connection ~ 6650 3250
+Text GLabel 6400 2100 0 60 Input ~ 0
+S4
+Wire Wire Line
+ 6400 2100 6700 2100
+Wire Wire Line
+ 6700 2100 6700 3350
+Connection ~ 6700 3350
+Text GLabel 6850 3600 0 60 Input ~ 0
+C_out
+Wire Wire Line
+ 6850 3600 7000 3600
+Wire Wire Line
+ 7000 3600 7000 3500
+Connection ~ 7000 3500
+$Comp
+L 283 X1
+U 1 1 67F4018C
+P 6100 4100
+F 0 "X1" H 5700 4200 60 0000 C CNN
+F 1 "283" H 5750 5600 60 0000 C CNN
+F 2 "" H 5750 5600 60 0001 C CNN
+F 3 "" H 5750 5600 60 0001 C CNN
+ 1 6100 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v1
+U 1 1 67F4A87C
+P 3050 2050
+F 0 "v1" H 2850 2150 60 0000 C CNN
+F 1 "pulse" H 2850 2000 60 0000 C CNN
+F 2 "R1" H 2750 2050 60 0000 C CNN
+F 3 "" H 3050 2050 60 0000 C CNN
+ 1 3050 2050
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v2
+U 1 1 67F4A8DB
+P 3050 2350
+F 0 "v2" H 2850 2450 60 0000 C CNN
+F 1 "pulse" H 2850 2300 60 0000 C CNN
+F 2 "R1" H 2750 2350 60 0000 C CNN
+F 3 "" H 3050 2350 60 0000 C CNN
+ 1 3050 2350
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v3
+U 1 1 67F4A950
+P 3050 2650
+F 0 "v3" H 2850 2750 60 0000 C CNN
+F 1 "pulse" H 2850 2600 60 0000 C CNN
+F 2 "R1" H 2750 2650 60 0000 C CNN
+F 3 "" H 3050 2650 60 0000 C CNN
+ 1 3050 2650
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v4
+U 1 1 67F4A956
+P 3050 2950
+F 0 "v4" H 2850 3050 60 0000 C CNN
+F 1 "pulse" H 2850 2900 60 0000 C CNN
+F 2 "R1" H 2750 2950 60 0000 C CNN
+F 3 "" H 3050 2950 60 0000 C CNN
+ 1 3050 2950
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v5
+U 1 1 67F4A9E6
+P 3050 3250
+F 0 "v5" H 2850 3350 60 0000 C CNN
+F 1 "pulse" H 2850 3200 60 0000 C CNN
+F 2 "R1" H 2750 3250 60 0000 C CNN
+F 3 "" H 3050 3250 60 0000 C CNN
+ 1 3050 3250
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v6
+U 1 1 67F4A9EC
+P 3050 3550
+F 0 "v6" H 2850 3650 60 0000 C CNN
+F 1 "pulse" H 2850 3500 60 0000 C CNN
+F 2 "R1" H 2750 3550 60 0000 C CNN
+F 3 "" H 3050 3550 60 0000 C CNN
+ 1 3050 3550
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v7
+U 1 1 67F4A9F2
+P 3050 3850
+F 0 "v7" H 2850 3950 60 0000 C CNN
+F 1 "pulse" H 2850 3800 60 0000 C CNN
+F 2 "R1" H 2750 3850 60 0000 C CNN
+F 3 "" H 3050 3850 60 0000 C CNN
+ 1 3050 3850
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v8
+U 1 1 67F4A9F8
+P 3050 4150
+F 0 "v8" H 2850 4250 60 0000 C CNN
+F 1 "pulse" H 2850 4100 60 0000 C CNN
+F 2 "R1" H 2750 4150 60 0000 C CNN
+F 3 "" H 3050 4150 60 0000 C CNN
+ 1 3050 4150
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v9
+U 1 1 67F4AA2C
+P 3050 4450
+F 0 "v9" H 2850 4550 60 0000 C CNN
+F 1 "pulse" H 2850 4400 60 0000 C CNN
+F 2 "R1" H 2750 4450 60 0000 C CNN
+F 3 "" H 3050 4450 60 0000 C CNN
+ 1 3050 4450
+ 0 1 1 0
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283_Previous_Values.xml
new file mode 100644
index 00000000..27d2915b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/cdx4ac283_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v2 name="Source type">dc<field1 name="Value">5</field1></v2><v3 name="Source type">dc<field1 name="Value">5</field1></v3><v4 name="Source type">dc<field1 name="Value">5</field1></v4><v5 name="Source type">dc<field1 name="Value">5</field1></v5><v6 name="Source type">dc<field1 name="Value">0</field1></v6><v7 name="Source type">dc<field1 name="Value">0</field1></v7><v8 name="Source type">dc<field1 name="Value">0</field1></v8><v9 name="Source type">dc<field1 name="Value">5</field1></v9><v1 name="Source type">dc<field1 name="Value">5</field1></v1><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">250u</field5><field5 name="Period">5120u</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">10u</field5><field5 name="Period">20u</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">20u</field5><field5 name="Period">40u</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">40u</field5><field5 name="Period">80u</field5></v4><v5 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">80u</field5><field5 name="Period">160u</field5></v5><v6 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">160u</field5><field5 name="Period">320u</field5></v6><v7 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">320u</field5><field5 name="Period">640u</field5></v7><v8 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">640u</field5><field5 name="Period">1280u</field5></v8><v9 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">1280u</field5><field5 name="Period">2560u</field5></v9></source><model /><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74AC283</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">0.01</field2><field3 name="Stop Time">2</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">us</field5><field6 name="Stop Combo">ms</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder-cache.lib b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder-cache.lib
new file mode 100644
index 00000000..623a7f41
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 8 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# half_adder
+#
+DEF half_adder X 0 40 Y Y 1 F N
+F0 "X" 900 500 60 H V C CNN
+F1 "half_adder" 900 400 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 500 800 1250 0 0 1 0 N
+X IN1 1 300 700 200 R 50 50 1 1 I
+X IN2 2 300 100 200 R 50 50 1 1 I
+X SUM 3 1450 700 200 L 50 50 1 1 O
+X COUT 4 1450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir
new file mode 100644
index 00000000..6461b5b6
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir
@@ -0,0 +1,12 @@
+* EESchema Netlist Version 1.1 (Spice format) creation date: Wed Jun 24 12:24:33 2015
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+*Sheet Name:/
+X1 8 7 6 2 half_adder
+X2 5 6 4 3 half_adder
+U1 8 7 5 4 1 PORT
+U2 3 2 1 d_or
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir.out b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir.out
new file mode 100644
index 00000000..b90ce70d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.cir.out
@@ -0,0 +1,19 @@
+* eeschema netlist version 1.1 (spice format) creation date: wed jun 24 12:24:33 2015
+
+.include half_adder.sub
+x1 8 7 6 2 half_adder
+x2 5 6 4 3 half_adder
+* u1 8 7 5 4 1 port
+* u2 3 2 1 d_or
+a1 [3 2 ] 1 u2
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u2 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.ac lin 0 0Hz 0Hz
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.pro b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.pro
new file mode 100644
index 00000000..ad45a0b3
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.pro
@@ -0,0 +1,44 @@
+update=Wed Jun 24 12:19:16 2015
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=eSim_Analog
+LibName2=eSim_Devices
+LibName3=eSim_Digital
+LibName4=eSim_Hybrid
+LibName5=eSim_Miscellaneous
+LibName6=eSim_Plot
+LibName7=eSim_Power
+LibName8=power
+LibName9=eSim_Sources
+LibName10=eSim_Subckt
+LibName11=eSim_User
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sch b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sch
new file mode 100644
index 00000000..8bd400f2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sch
@@ -0,0 +1,180 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:device
+LIBS:transistors
+LIBS:conn
+LIBS:linear
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:special
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L half_adder X1
+U 1 1 558AA064
+P 3800 3350
+F 0 "X1" H 4700 3850 60 0000 C CNN
+F 1 "half_adder" H 4700 3750 60 0000 C CNN
+F 2 "" H 3800 3350 60 0000 C CNN
+F 3 "" H 3800 3350 60 0000 C CNN
+ 1 3800 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L half_adder X2
+U 1 1 558AA0C1
+P 5700 3350
+F 0 "X2" H 6600 3850 60 0000 C CNN
+F 1 "half_adder" H 6600 3750 60 0000 C CNN
+F 2 "" H 5700 3350 60 0000 C CNN
+F 3 "" H 5700 3350 60 0000 C CNN
+ 1 5700 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 558AA277
+P 3450 2650
+F 0 "U1" H 3500 2750 30 0000 C CNN
+F 1 "PORT" H 3450 2650 30 0000 C CNN
+F 2 "" H 3450 2650 60 0000 C CNN
+F 3 "" H 3450 2650 60 0000 C CNN
+ 1 3450 2650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 558AA29E
+P 3450 3250
+F 0 "U1" H 3500 3350 30 0000 C CNN
+F 1 "PORT" H 3450 3250 30 0000 C CNN
+F 2 "" H 3450 3250 60 0000 C CNN
+F 3 "" H 3450 3250 60 0000 C CNN
+ 2 3450 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 558AA2D8
+P 5650 2300
+F 0 "U1" H 5700 2400 30 0000 C CNN
+F 1 "PORT" H 5650 2300 30 0000 C CNN
+F 2 "" H 5650 2300 60 0000 C CNN
+F 3 "" H 5650 2300 60 0000 C CNN
+ 3 5650 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 558AA378
+P 7900 2650
+F 0 "U1" H 7950 2750 30 0000 C CNN
+F 1 "PORT" H 7900 2650 30 0000 C CNN
+F 2 "" H 7900 2650 60 0000 C CNN
+F 3 "" H 7900 2650 60 0000 C CNN
+ 4 7900 2650
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 558AA3E0
+P 8700 3400
+F 0 "U1" H 8750 3500 30 0000 C CNN
+F 1 "PORT" H 8700 3400 30 0000 C CNN
+F 2 "" H 8700 3400 60 0000 C CNN
+F 3 "" H 8700 3400 60 0000 C CNN
+ 5 8700 3400
+ -1 0 0 1
+$EndComp
+$Comp
+L d_or U2
+U 1 1 558AA43B
+P 7900 3450
+F 0 "U2" H 7900 3450 60 0000 C CNN
+F 1 "d_or" H 7900 3550 60 0000 C CNN
+F 2 "" H 7900 3450 60 0000 C CNN
+F 3 "" H 7900 3450 60 0000 C CNN
+ 1 7900 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3700 2650 4100 2650
+Wire Wire Line
+ 3700 3250 4100 3250
+Wire Wire Line
+ 5250 2650 5650 2650
+Wire Wire Line
+ 5650 2650 5650 3250
+Wire Wire Line
+ 5650 3250 6000 3250
+Wire Wire Line
+ 5900 2300 5900 2650
+Wire Wire Line
+ 5900 2650 6000 2650
+Wire Wire Line
+ 7150 2650 7650 2650
+Wire Wire Line
+ 7150 3250 7350 3250
+Wire Wire Line
+ 7350 3250 7350 3350
+Wire Wire Line
+ 7350 3350 7450 3350
+Wire Wire Line
+ 5250 3250 5400 3250
+Wire Wire Line
+ 5400 3250 5400 3450
+Wire Wire Line
+ 5400 3450 7450 3450
+Wire Wire Line
+ 8350 3400 8450 3400
+Text Notes 3850 2500 0 60 ~ 0
+IN1
+Text Notes 3850 3150 0 60 ~ 0
+IN2
+Text Notes 6000 2350 0 60 ~ 0
+CIN
+Text Notes 7350 2550 0 60 ~ 0
+SUM
+Text Notes 8300 3200 0 60 ~ 0
+COUT
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sub b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sub
new file mode 100644
index 00000000..5f261f78
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder.sub
@@ -0,0 +1,13 @@
+* Subcircuit full_adder
+.subckt full_adder 8 7 5 4 1
+* eeschema netlist version 1.1 (spice format) creation date: wed jun 24 12:24:33 2015
+.include half_adder.sub
+x1 8 7 6 2 half_adder
+x2 5 6 4 3 half_adder
+* u2 3 2 1 d_or
+a1 [3 2 ] 1 u2
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u2 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends full_adder \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder_Previous_Values.xml
new file mode 100644
index 00000000..b63184d6
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/full_adder_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source Name" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">False</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">Sec</field4><field5 name="Step Combo">Sec</field5><field6 name="Stop Combo">Sec</field6></tran></analysis><source /><model><u2 name="type">d_or<field1 name="Enter Fall Delay (default=1.0e-9)" /><field2 name="Enter Input Load (default=1.0e-12)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /></u2></model><devicemodel /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder-cache.lib b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder-cache.lib
new file mode 100644
index 00000000..68785220
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder-cache.lib
@@ -0,0 +1,63 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 8 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_xor
+#
+DEF d_xor U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_xor" 50 100 47 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -350 50 180 -337 337 0 1 0 N -200 -50 -200 150
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 150 -50 -200 -50 N
+P 2 0 1 0 150 150 -200 150 N
+X IN1 1 -450 100 215 R 50 43 1 1 I
+X IN2 2 -450 0 215 R 50 43 1 1 I
+X OUT 3 450 50 200 L 50 39 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir
new file mode 100644
index 00000000..8b2e7e06
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir
@@ -0,0 +1,11 @@
+* EESchema Netlist Version 1.1 (Spice format) creation date: Wed Jun 24 11:31:48 2015
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+*Sheet Name:/
+U2 1 4 3 d_xor
+U3 1 4 2 d_and
+U1 1 4 3 2 PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir.out b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir.out
new file mode 100644
index 00000000..b1b6b1e7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.cir.out
@@ -0,0 +1,20 @@
+* eeschema netlist version 1.1 (spice format) creation date: wed jun 24 11:31:48 2015
+
+* u2 1 4 3 d_xor
+* u3 1 4 2 d_and
+* u1 1 4 3 2 port
+a1 [1 4 ] 3 u2
+a2 [1 4 ] 2 u3
+* Schematic Name: d_xor, NgSpice Name: d_xor
+.model u2 d_xor(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.ac lin 0 0Hz 0Hz
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.pro b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.pro
new file mode 100644
index 00000000..582cec8b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.pro
@@ -0,0 +1,69 @@
+update=Wed Mar 18 20:13:43 2020
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=power
+LibName2=transistors
+LibName3=conn
+LibName4=74xx
+LibName5=cmos4000
+LibName6=adc-dac
+LibName7=memory
+LibName8=xilinx
+LibName9=microcontrollers
+LibName10=dsp
+LibName11=microchip
+LibName12=analog_switches
+LibName13=motorola
+LibName14=texas
+LibName15=intel
+LibName16=audio
+LibName17=interface
+LibName18=digital-audio
+LibName19=philips
+LibName20=display
+LibName21=cypress
+LibName22=siliconi
+LibName23=opto
+LibName24=atmel
+LibName25=contrib
+LibName26=valves
+LibName27=eSim_Analog
+LibName28=eSim_Devices
+LibName29=eSim_Digital
+LibName30=eSim_Hybrid
+LibName31=eSim_Miscellaneous
+LibName32=eSim_Plot
+LibName33=eSim_Power
+LibName34=eSim_Sources
+LibName35=eSim_Subckt
+LibName36=eSim_User
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sch b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sch
new file mode 100644
index 00000000..bf9bcbf0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sch
@@ -0,0 +1,152 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:device
+LIBS:transistors
+LIBS:conn
+LIBS:linear
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:special
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_xor U2
+U 1 1 558A946A
+P 5650 3050
+F 0 "U2" H 5650 3050 60 0000 C CNN
+F 1 "d_xor" H 5700 3150 47 0000 C CNN
+F 2 "" H 5650 3050 60 0000 C CNN
+F 3 "" H 5650 3050 60 0000 C CNN
+ 1 5650 3050
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U3
+U 1 1 558A94D5
+P 5700 3800
+F 0 "U3" H 5700 3800 60 0000 C CNN
+F 1 "d_and" H 5750 3900 60 0000 C CNN
+F 2 "" H 5700 3800 60 0000 C CNN
+F 3 "" H 5700 3800 60 0000 C CNN
+ 1 5700 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 558A94F6
+P 4150 3000
+F 0 "U1" H 4200 3100 30 0000 C CNN
+F 1 "PORT" H 4150 3000 30 0000 C CNN
+F 2 "" H 4150 3000 60 0000 C CNN
+F 3 "" H 4150 3000 60 0000 C CNN
+ 1 4150 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 558A9543
+P 4150 3450
+F 0 "U1" H 4200 3550 30 0000 C CNN
+F 1 "PORT" H 4150 3450 30 0000 C CNN
+F 2 "" H 4150 3450 60 0000 C CNN
+F 3 "" H 4150 3450 60 0000 C CNN
+ 2 4150 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 558A9573
+P 6650 3000
+F 0 "U1" H 6700 3100 30 0000 C CNN
+F 1 "PORT" H 6650 3000 30 0000 C CNN
+F 2 "" H 6650 3000 60 0000 C CNN
+F 3 "" H 6650 3000 60 0000 C CNN
+ 3 6650 3000
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 558A9606
+P 6700 3750
+F 0 "U1" H 6750 3850 30 0000 C CNN
+F 1 "PORT" H 6700 3750 30 0000 C CNN
+F 2 "" H 6700 3750 60 0000 C CNN
+F 3 "" H 6700 3750 60 0000 C CNN
+ 4 6700 3750
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 5200 2950 4450 2950
+Wire Wire Line
+ 4450 2950 4450 3000
+Wire Wire Line
+ 4450 3000 4400 3000
+Wire Wire Line
+ 4400 3450 4550 3450
+Wire Wire Line
+ 4550 3450 4550 3050
+Wire Wire Line
+ 4550 3050 5200 3050
+Wire Wire Line
+ 5250 3700 5000 3700
+Wire Wire Line
+ 5000 3700 5000 2950
+Connection ~ 5000 2950
+Wire Wire Line
+ 5250 3800 4850 3800
+Wire Wire Line
+ 4850 3800 4850 3050
+Connection ~ 4850 3050
+Wire Wire Line
+ 6100 3000 6400 3000
+Wire Wire Line
+ 6150 3750 6450 3750
+Text Notes 4550 2950 0 60 ~ 0
+IN1\n\n
+Text Notes 4600 3150 0 60 ~ 0
+IN2
+Text Notes 6200 2950 0 60 ~ 0
+SUM\n
+Text Notes 6200 3650 0 60 ~ 0
+COUT\n
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sub b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sub
new file mode 100644
index 00000000..e9f92223
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder.sub
@@ -0,0 +1,14 @@
+* Subcircuit half_adder
+.subckt half_adder 1 4 3 2
+* eeschema netlist version 1.1 (spice format) creation date: wed jun 24 11:31:48 2015
+* u2 1 4 3 d_xor
+* u3 1 4 2 d_and
+a1 [1 4 ] 3 u2
+a2 [1 4 ] 2 u3
+* Schematic Name: d_xor, NgSpice Name: d_xor
+.model u2 d_xor(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends half_adder \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder_Previous_Values.xml
new file mode 100644
index 00000000..b915f0da
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/cdx4ac283/half_adder_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source Name" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">False</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">Sec</field4><field5 name="Step Combo">Sec</field5><field6 name="Stop Combo">Sec</field6></tran></analysis><source /><model><u2 name="type">d_xor<field1 name="Enter Fall Delay (default=1.0e-9)" /><field2 name="Enter Input Load (default=1.0e-12)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /></u2><u3 name="type">d_and<field4 name="Enter Fall Delay (default=1.0e-9)" /><field5 name="Enter Input Load (default=1.0e-12)" /><field6 name="Enter Rise Delay (default=1.0e-9)" /></u3></model><devicemodel /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133-cache.lib
new file mode 100644
index 00000000..aae6f27a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133-cache.lib
@@ -0,0 +1,110 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_nor
+#
+DEF 3_nor x 0 40 Y Y 1 F N
+F0 "x" 0 0 60 H V C CNN
+F1 "3_nor" 0 650 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 300 500 -200 100 0 1 0 N
+X a 1 -400 400 200 R 50 50 1 1 I
+X b 2 -400 300 200 R 50 50 1 1 I
+X c 3 -400 200 200 R 50 50 1 1 I
+X out 4 500 300 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nor
+#
+DEF d_nor U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nor" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir
new file mode 100644
index 00000000..8cdda3c7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir
@@ -0,0 +1,33 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\133\133.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/29/25 16:10:21
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U2-Pad2_ d_inverter
+U3 Net-_U1-Pad2_ Net-_U3-Pad2_ d_inverter
+U4 Net-_U1-Pad3_ Net-_U4-Pad2_ d_inverter
+U5 Net-_U1-Pad4_ Net-_U5-Pad2_ d_inverter
+U6 Net-_U1-Pad5_ Net-_U6-Pad2_ d_inverter
+U7 Net-_U1-Pad6_ Net-_U7-Pad2_ d_inverter
+U8 Net-_U1-Pad7_ Net-_U8-Pad2_ d_inverter
+U9 Net-_U1-Pad8_ Net-_U9-Pad2_ d_inverter
+U10 Net-_U1-Pad9_ Net-_U10-Pad2_ d_inverter
+U11 Net-_U1-Pad10_ Net-_U11-Pad2_ d_inverter
+U12 Net-_U1-Pad11_ Net-_U12-Pad2_ d_inverter
+U13 Net-_U1-Pad12_ Net-_U13-Pad2_ d_inverter
+U14 Net-_U1-Pad13_ Net-_U14-Pad2_ d_inverter
+x1 Net-_U2-Pad2_ Net-_U3-Pad2_ Net-_U4-Pad2_ Net-_U17-Pad1_ 3_nor
+x2 Net-_U5-Pad2_ Net-_U6-Pad2_ Net-_U7-Pad2_ Net-_U17-Pad2_ 3_nor
+x3 Net-_U8-Pad2_ Net-_U9-Pad2_ Net-_U10-Pad2_ Net-_U16-Pad1_ 3_nor
+x4 Net-_U11-Pad2_ Net-_U12-Pad2_ Net-_U13-Pad2_ Net-_U16-Pad2_ 3_nor
+U15 Net-_U14-Pad2_ Net-_U15-Pad2_ d_inverter
+U17 Net-_U17-Pad1_ Net-_U17-Pad2_ Net-_U17-Pad3_ d_nand
+U16 Net-_U16-Pad1_ Net-_U16-Pad2_ Net-_U16-Pad3_ d_nand
+U18 Net-_U16-Pad3_ Net-_U15-Pad2_ Net-_U18-Pad3_ d_nand
+U19 Net-_U17-Pad3_ Net-_U18-Pad3_ Net-_U1-Pad14_ d_nor
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir.out
new file mode 100644
index 00000000..268bc674
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.cir.out
@@ -0,0 +1,89 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\133\133.cir
+
+.include 3_nor.sub
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u3 net-_u1-pad2_ net-_u3-pad2_ d_inverter
+* u4 net-_u1-pad3_ net-_u4-pad2_ d_inverter
+* u5 net-_u1-pad4_ net-_u5-pad2_ d_inverter
+* u6 net-_u1-pad5_ net-_u6-pad2_ d_inverter
+* u7 net-_u1-pad6_ net-_u7-pad2_ d_inverter
+* u8 net-_u1-pad7_ net-_u8-pad2_ d_inverter
+* u9 net-_u1-pad8_ net-_u9-pad2_ d_inverter
+* u10 net-_u1-pad9_ net-_u10-pad2_ d_inverter
+* u11 net-_u1-pad10_ net-_u11-pad2_ d_inverter
+* u12 net-_u1-pad11_ net-_u12-pad2_ d_inverter
+* u13 net-_u1-pad12_ net-_u13-pad2_ d_inverter
+* u14 net-_u1-pad13_ net-_u14-pad2_ d_inverter
+x1 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad2_ net-_u17-pad1_ 3_nor
+x2 net-_u5-pad2_ net-_u6-pad2_ net-_u7-pad2_ net-_u17-pad2_ 3_nor
+x3 net-_u8-pad2_ net-_u9-pad2_ net-_u10-pad2_ net-_u16-pad1_ 3_nor
+x4 net-_u11-pad2_ net-_u12-pad2_ net-_u13-pad2_ net-_u16-pad2_ 3_nor
+* u15 net-_u14-pad2_ net-_u15-pad2_ d_inverter
+* u17 net-_u17-pad1_ net-_u17-pad2_ net-_u17-pad3_ d_nand
+* u16 net-_u16-pad1_ net-_u16-pad2_ net-_u16-pad3_ d_nand
+* u18 net-_u16-pad3_ net-_u15-pad2_ net-_u18-pad3_ d_nand
+* u19 net-_u17-pad3_ net-_u18-pad3_ net-_u1-pad14_ d_nor
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ port
+a1 net-_u1-pad1_ net-_u2-pad2_ u2
+a2 net-_u1-pad2_ net-_u3-pad2_ u3
+a3 net-_u1-pad3_ net-_u4-pad2_ u4
+a4 net-_u1-pad4_ net-_u5-pad2_ u5
+a5 net-_u1-pad5_ net-_u6-pad2_ u6
+a6 net-_u1-pad6_ net-_u7-pad2_ u7
+a7 net-_u1-pad7_ net-_u8-pad2_ u8
+a8 net-_u1-pad8_ net-_u9-pad2_ u9
+a9 net-_u1-pad9_ net-_u10-pad2_ u10
+a10 net-_u1-pad10_ net-_u11-pad2_ u11
+a11 net-_u1-pad11_ net-_u12-pad2_ u12
+a12 net-_u1-pad12_ net-_u13-pad2_ u13
+a13 net-_u1-pad13_ net-_u14-pad2_ u14
+a14 net-_u14-pad2_ net-_u15-pad2_ u15
+a15 [net-_u17-pad1_ net-_u17-pad2_ ] net-_u17-pad3_ u17
+a16 [net-_u16-pad1_ net-_u16-pad2_ ] net-_u16-pad3_ u16
+a17 [net-_u16-pad3_ net-_u15-pad2_ ] net-_u18-pad3_ u18
+a18 [net-_u17-pad3_ net-_u18-pad3_ ] net-_u1-pad14_ u19
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u12 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u13 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u14 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u15 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u17 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u16 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u18 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u19 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sch
new file mode 100644
index 00000000..c5edf351
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sch
@@ -0,0 +1,543 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:133-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_inverter U2
+U 1 1 68383A91
+P 2750 1550
+F 0 "U2" H 2750 1450 60 0000 C CNN
+F 1 "d_inverter" H 2750 1700 60 0000 C CNN
+F 2 "" H 2800 1500 60 0000 C CNN
+F 3 "" H 2800 1500 60 0000 C CNN
+ 1 2750 1550
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 68383AAE
+P 2750 1950
+F 0 "U3" H 2750 1850 60 0000 C CNN
+F 1 "d_inverter" H 2750 2100 60 0000 C CNN
+F 2 "" H 2800 1900 60 0000 C CNN
+F 3 "" H 2800 1900 60 0000 C CNN
+ 1 2750 1950
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 68383B0D
+P 2750 2300
+F 0 "U4" H 2750 2200 60 0000 C CNN
+F 1 "d_inverter" H 2750 2450 60 0000 C CNN
+F 2 "" H 2800 2250 60 0000 C CNN
+F 3 "" H 2800 2250 60 0000 C CNN
+ 1 2750 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U5
+U 1 1 68383B13
+P 2750 2700
+F 0 "U5" H 2750 2600 60 0000 C CNN
+F 1 "d_inverter" H 2750 2850 60 0000 C CNN
+F 2 "" H 2800 2650 60 0000 C CNN
+F 3 "" H 2800 2650 60 0000 C CNN
+ 1 2750 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U6
+U 1 1 68383B95
+P 2750 3050
+F 0 "U6" H 2750 2950 60 0000 C CNN
+F 1 "d_inverter" H 2750 3200 60 0000 C CNN
+F 2 "" H 2800 3000 60 0000 C CNN
+F 3 "" H 2800 3000 60 0000 C CNN
+ 1 2750 3050
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U7
+U 1 1 68383B9B
+P 2750 3450
+F 0 "U7" H 2750 3350 60 0000 C CNN
+F 1 "d_inverter" H 2750 3600 60 0000 C CNN
+F 2 "" H 2800 3400 60 0000 C CNN
+F 3 "" H 2800 3400 60 0000 C CNN
+ 1 2750 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U8
+U 1 1 68383BA1
+P 2750 3800
+F 0 "U8" H 2750 3700 60 0000 C CNN
+F 1 "d_inverter" H 2750 3950 60 0000 C CNN
+F 2 "" H 2800 3750 60 0000 C CNN
+F 3 "" H 2800 3750 60 0000 C CNN
+ 1 2750 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U9
+U 1 1 68383BA7
+P 2750 4200
+F 0 "U9" H 2750 4100 60 0000 C CNN
+F 1 "d_inverter" H 2750 4350 60 0000 C CNN
+F 2 "" H 2800 4150 60 0000 C CNN
+F 3 "" H 2800 4150 60 0000 C CNN
+ 1 2750 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U10
+U 1 1 68383C6C
+P 2750 4500
+F 0 "U10" H 2750 4400 60 0000 C CNN
+F 1 "d_inverter" H 2750 4650 60 0000 C CNN
+F 2 "" H 2800 4450 60 0000 C CNN
+F 3 "" H 2800 4450 60 0000 C CNN
+ 1 2750 4500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U11
+U 1 1 68383C72
+P 2750 4850
+F 0 "U11" H 2750 4750 60 0000 C CNN
+F 1 "d_inverter" H 2750 5000 60 0000 C CNN
+F 2 "" H 2800 4800 60 0000 C CNN
+F 3 "" H 2800 4800 60 0000 C CNN
+ 1 2750 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U12
+U 1 1 68383C78
+P 2750 5250
+F 0 "U12" H 2750 5150 60 0000 C CNN
+F 1 "d_inverter" H 2750 5400 60 0000 C CNN
+F 2 "" H 2800 5200 60 0000 C CNN
+F 3 "" H 2800 5200 60 0000 C CNN
+ 1 2750 5250
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U13
+U 1 1 68383C7E
+P 2750 5600
+F 0 "U13" H 2750 5500 60 0000 C CNN
+F 1 "d_inverter" H 2750 5750 60 0000 C CNN
+F 2 "" H 2800 5550 60 0000 C CNN
+F 3 "" H 2800 5550 60 0000 C CNN
+ 1 2750 5600
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U14
+U 1 1 68383C84
+P 2750 6000
+F 0 "U14" H 2750 5900 60 0000 C CNN
+F 1 "d_inverter" H 2750 6150 60 0000 C CNN
+F 2 "" H 2800 5950 60 0000 C CNN
+F 3 "" H 2800 5950 60 0000 C CNN
+ 1 2750 6000
+ 1 0 0 -1
+$EndComp
+$Comp
+L 3_nor x1
+U 1 1 68383C99
+P 4200 2200
+F 0 "x1" H 4200 2200 60 0000 C CNN
+F 1 "3_nor" H 4200 2850 60 0000 C CNN
+F 2 "" H 4200 2200 60 0001 C CNN
+F 3 "" H 4200 2200 60 0001 C CNN
+ 1 4200 2200
+ 1 0 0 -1
+$EndComp
+$Comp
+L 3_nor x2
+U 1 1 68383CF4
+P 4200 3250
+F 0 "x2" H 4200 3250 60 0000 C CNN
+F 1 "3_nor" H 4200 3900 60 0000 C CNN
+F 2 "" H 4200 3250 60 0001 C CNN
+F 3 "" H 4200 3250 60 0001 C CNN
+ 1 4200 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L 3_nor x3
+U 1 1 68383DFC
+P 4200 4150
+F 0 "x3" H 4200 4150 60 0000 C CNN
+F 1 "3_nor" H 4200 4800 60 0000 C CNN
+F 2 "" H 4200 4150 60 0001 C CNN
+F 3 "" H 4200 4150 60 0001 C CNN
+ 1 4200 4150
+ 1 0 0 -1
+$EndComp
+$Comp
+L 3_nor x4
+U 1 1 68383E02
+P 4200 5200
+F 0 "x4" H 4200 5200 60 0000 C CNN
+F 1 "3_nor" H 4200 5850 60 0000 C CNN
+F 2 "" H 4200 5200 60 0001 C CNN
+F 3 "" H 4200 5200 60 0001 C CNN
+ 1 4200 5200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3050 1550 3800 1550
+Wire Wire Line
+ 3800 1550 3800 1800
+Wire Wire Line
+ 3050 1950 3800 1950
+Wire Wire Line
+ 3800 1950 3800 1900
+Wire Wire Line
+ 3800 2000 3050 2000
+Wire Wire Line
+ 3050 2000 3050 2300
+Wire Wire Line
+ 3800 2850 3050 2850
+Wire Wire Line
+ 3050 2850 3050 2700
+Wire Wire Line
+ 3800 2950 3050 2950
+Wire Wire Line
+ 3050 2950 3050 3050
+Wire Wire Line
+ 3800 3050 3800 3450
+Wire Wire Line
+ 3800 3450 3050 3450
+Wire Wire Line
+ 3800 3750 3050 3750
+Wire Wire Line
+ 3050 3750 3050 3800
+Wire Wire Line
+ 3800 3850 3200 3850
+Wire Wire Line
+ 3200 3850 3200 4200
+Wire Wire Line
+ 3200 4200 3050 4200
+Wire Wire Line
+ 3800 3950 3800 4500
+Wire Wire Line
+ 3800 4500 3050 4500
+Wire Wire Line
+ 3800 4800 3050 4800
+Wire Wire Line
+ 3050 4800 3050 4850
+Wire Wire Line
+ 3800 4900 3550 4900
+Wire Wire Line
+ 3550 4900 3550 5250
+Wire Wire Line
+ 3550 5250 3050 5250
+Wire Wire Line
+ 3750 5000 3750 5600
+Wire Wire Line
+ 3750 5600 3050 5600
+Wire Wire Line
+ 3750 5000 3800 5000
+$Comp
+L d_inverter U15
+U 1 1 68384012
+P 3950 6000
+F 0 "U15" H 3950 5900 60 0000 C CNN
+F 1 "d_inverter" H 3950 6150 60 0000 C CNN
+F 2 "" H 4000 5950 60 0000 C CNN
+F 3 "" H 4000 5950 60 0000 C CNN
+ 1 3950 6000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3650 6000 3050 6000
+$Comp
+L d_nand U17
+U 1 1 683840BF
+P 6000 2450
+F 0 "U17" H 6000 2450 60 0000 C CNN
+F 1 "d_nand" H 6050 2550 60 0000 C CNN
+F 2 "" H 6000 2450 60 0000 C CNN
+F 3 "" H 6000 2450 60 0000 C CNN
+ 1 6000 2450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4700 1900 5550 1900
+Wire Wire Line
+ 5550 1900 5550 2350
+Wire Wire Line
+ 5550 2450 5550 2950
+Wire Wire Line
+ 5550 2950 4700 2950
+$Comp
+L d_nand U16
+U 1 1 68384194
+P 5950 4350
+F 0 "U16" H 5950 4350 60 0000 C CNN
+F 1 "d_nand" H 6000 4450 60 0000 C CNN
+F 2 "" H 5950 4350 60 0000 C CNN
+F 3 "" H 5950 4350 60 0000 C CNN
+ 1 5950 4350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4700 3850 5500 3850
+Wire Wire Line
+ 5500 3850 5500 4250
+Wire Wire Line
+ 5500 4900 5500 4350
+Wire Wire Line
+ 4700 4900 5500 4900
+$Comp
+L d_nand U18
+U 1 1 683842C4
+P 7250 5200
+F 0 "U18" H 7250 5200 60 0000 C CNN
+F 1 "d_nand" H 7300 5300 60 0000 C CNN
+F 2 "" H 7250 5200 60 0000 C CNN
+F 3 "" H 7250 5200 60 0000 C CNN
+ 1 7250 5200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4250 6000 6800 6000
+Wire Wire Line
+ 6800 6000 6800 5200
+Wire Wire Line
+ 6400 4300 6800 4300
+Wire Wire Line
+ 6800 4300 6800 5100
+$Comp
+L d_nor U19
+U 1 1 683843A5
+P 8200 3400
+F 0 "U19" H 8200 3400 60 0000 C CNN
+F 1 "d_nor" H 8250 3500 60 0000 C CNN
+F 2 "" H 8200 3400 60 0000 C CNN
+F 3 "" H 8200 3400 60 0000 C CNN
+ 1 8200 3400
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6450 2400 7750 2400
+Wire Wire Line
+ 7750 2400 7750 3300
+Wire Wire Line
+ 7750 3400 7750 5150
+Wire Wire Line
+ 7750 5150 7700 5150
+Wire Wire Line
+ 8850 3350 8650 3350
+$Comp
+L PORT U1
+U 1 1 6838464D
+P 2200 1550
+F 0 "U1" H 2250 1650 30 0000 C CNN
+F 1 "PORT" H 2200 1550 30 0000 C CNN
+F 2 "" H 2200 1550 60 0000 C CNN
+F 3 "" H 2200 1550 60 0000 C CNN
+ 1 2200 1550
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 683846C4
+P 2200 1950
+F 0 "U1" H 2250 2050 30 0000 C CNN
+F 1 "PORT" H 2200 1950 30 0000 C CNN
+F 2 "" H 2200 1950 60 0000 C CNN
+F 3 "" H 2200 1950 60 0000 C CNN
+ 2 2200 1950
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 6838471B
+P 2200 2300
+F 0 "U1" H 2250 2400 30 0000 C CNN
+F 1 "PORT" H 2200 2300 30 0000 C CNN
+F 2 "" H 2200 2300 60 0000 C CNN
+F 3 "" H 2200 2300 60 0000 C CNN
+ 3 2200 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 68384770
+P 2200 2700
+F 0 "U1" H 2250 2800 30 0000 C CNN
+F 1 "PORT" H 2200 2700 30 0000 C CNN
+F 2 "" H 2200 2700 60 0000 C CNN
+F 3 "" H 2200 2700 60 0000 C CNN
+ 4 2200 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 683847CB
+P 2200 3050
+F 0 "U1" H 2250 3150 30 0000 C CNN
+F 1 "PORT" H 2200 3050 30 0000 C CNN
+F 2 "" H 2200 3050 60 0000 C CNN
+F 3 "" H 2200 3050 60 0000 C CNN
+ 5 2200 3050
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6838482C
+P 2200 3450
+F 0 "U1" H 2250 3550 30 0000 C CNN
+F 1 "PORT" H 2200 3450 30 0000 C CNN
+F 2 "" H 2200 3450 60 0000 C CNN
+F 3 "" H 2200 3450 60 0000 C CNN
+ 6 2200 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 68384893
+P 2200 3800
+F 0 "U1" H 2250 3900 30 0000 C CNN
+F 1 "PORT" H 2200 3800 30 0000 C CNN
+F 2 "" H 2200 3800 60 0000 C CNN
+F 3 "" H 2200 3800 60 0000 C CNN
+ 7 2200 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 683848F2
+P 2200 4200
+F 0 "U1" H 2250 4300 30 0000 C CNN
+F 1 "PORT" H 2200 4200 30 0000 C CNN
+F 2 "" H 2200 4200 60 0000 C CNN
+F 3 "" H 2200 4200 60 0000 C CNN
+ 8 2200 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 68384955
+P 2200 4500
+F 0 "U1" H 2250 4600 30 0000 C CNN
+F 1 "PORT" H 2200 4500 30 0000 C CNN
+F 2 "" H 2200 4500 60 0000 C CNN
+F 3 "" H 2200 4500 60 0000 C CNN
+ 9 2200 4500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 10 1 683849B6
+P 2200 4850
+F 0 "U1" H 2250 4950 30 0000 C CNN
+F 1 "PORT" H 2200 4850 30 0000 C CNN
+F 2 "" H 2200 4850 60 0000 C CNN
+F 3 "" H 2200 4850 60 0000 C CNN
+ 10 2200 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 68384A21
+P 2200 5250
+F 0 "U1" H 2250 5350 30 0000 C CNN
+F 1 "PORT" H 2200 5250 30 0000 C CNN
+F 2 "" H 2200 5250 60 0000 C CNN
+F 3 "" H 2200 5250 60 0000 C CNN
+ 11 2200 5250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 68384A8A
+P 2200 5600
+F 0 "U1" H 2250 5700 30 0000 C CNN
+F 1 "PORT" H 2200 5600 30 0000 C CNN
+F 2 "" H 2200 5600 60 0000 C CNN
+F 3 "" H 2200 5600 60 0000 C CNN
+ 12 2200 5600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 13 1 68384AFD
+P 2200 6000
+F 0 "U1" H 2250 6100 30 0000 C CNN
+F 1 "PORT" H 2200 6000 30 0000 C CNN
+F 2 "" H 2200 6000 60 0000 C CNN
+F 3 "" H 2200 6000 60 0000 C CNN
+ 13 2200 6000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 14 1 68384B6A
+P 9100 3350
+F 0 "U1" H 9150 3450 30 0000 C CNN
+F 1 "PORT" H 9100 3350 30 0000 C CNN
+F 2 "" H 9100 3350 60 0000 C CNN
+F 3 "" H 9100 3350 60 0000 C CNN
+ 14 9100 3350
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sub b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sub
new file mode 100644
index 00000000..03f01494
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133.sub
@@ -0,0 +1,83 @@
+* Subcircuit 133
+.subckt 133 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\133\133.cir
+.include 3_nor.sub
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u3 net-_u1-pad2_ net-_u3-pad2_ d_inverter
+* u4 net-_u1-pad3_ net-_u4-pad2_ d_inverter
+* u5 net-_u1-pad4_ net-_u5-pad2_ d_inverter
+* u6 net-_u1-pad5_ net-_u6-pad2_ d_inverter
+* u7 net-_u1-pad6_ net-_u7-pad2_ d_inverter
+* u8 net-_u1-pad7_ net-_u8-pad2_ d_inverter
+* u9 net-_u1-pad8_ net-_u9-pad2_ d_inverter
+* u10 net-_u1-pad9_ net-_u10-pad2_ d_inverter
+* u11 net-_u1-pad10_ net-_u11-pad2_ d_inverter
+* u12 net-_u1-pad11_ net-_u12-pad2_ d_inverter
+* u13 net-_u1-pad12_ net-_u13-pad2_ d_inverter
+* u14 net-_u1-pad13_ net-_u14-pad2_ d_inverter
+x1 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad2_ net-_u17-pad1_ 3_nor
+x2 net-_u5-pad2_ net-_u6-pad2_ net-_u7-pad2_ net-_u17-pad2_ 3_nor
+x3 net-_u8-pad2_ net-_u9-pad2_ net-_u10-pad2_ net-_u16-pad1_ 3_nor
+x4 net-_u11-pad2_ net-_u12-pad2_ net-_u13-pad2_ net-_u16-pad2_ 3_nor
+* u15 net-_u14-pad2_ net-_u15-pad2_ d_inverter
+* u17 net-_u17-pad1_ net-_u17-pad2_ net-_u17-pad3_ d_nand
+* u16 net-_u16-pad1_ net-_u16-pad2_ net-_u16-pad3_ d_nand
+* u18 net-_u16-pad3_ net-_u15-pad2_ net-_u18-pad3_ d_nand
+* u19 net-_u17-pad3_ net-_u18-pad3_ net-_u1-pad14_ d_nor
+a1 net-_u1-pad1_ net-_u2-pad2_ u2
+a2 net-_u1-pad2_ net-_u3-pad2_ u3
+a3 net-_u1-pad3_ net-_u4-pad2_ u4
+a4 net-_u1-pad4_ net-_u5-pad2_ u5
+a5 net-_u1-pad5_ net-_u6-pad2_ u6
+a6 net-_u1-pad6_ net-_u7-pad2_ u7
+a7 net-_u1-pad7_ net-_u8-pad2_ u8
+a8 net-_u1-pad8_ net-_u9-pad2_ u9
+a9 net-_u1-pad9_ net-_u10-pad2_ u10
+a10 net-_u1-pad10_ net-_u11-pad2_ u11
+a11 net-_u1-pad11_ net-_u12-pad2_ u12
+a12 net-_u1-pad12_ net-_u13-pad2_ u13
+a13 net-_u1-pad13_ net-_u14-pad2_ u14
+a14 net-_u14-pad2_ net-_u15-pad2_ u15
+a15 [net-_u17-pad1_ net-_u17-pad2_ ] net-_u17-pad3_ u17
+a16 [net-_u16-pad1_ net-_u16-pad2_ ] net-_u16-pad3_ u16
+a17 [net-_u16-pad3_ net-_u15-pad2_ ] net-_u18-pad3_ u18
+a18 [net-_u17-pad3_ net-_u18-pad3_ ] net-_u1-pad14_ u19
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u12 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u13 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u14 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u15 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u17 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u16 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u18 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u19 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 133 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/133_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133_Previous_Values.xml
new file mode 100644
index 00000000..43acd9ff
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/133_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nand<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_nand<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_nand<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_nand<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_nand<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_nand<field25 name="Enter Rise Delay (default=1.0e-9)" /><field26 name="Enter Fall Delay (default=1.0e-9)" /><field27 name="Enter Input Load (default=1.0e-12)" /></u10><u11 name="type">d_nand<field28 name="Enter Rise Delay (default=1.0e-9)" /><field29 name="Enter Fall Delay (default=1.0e-9)" /><field30 name="Enter Input Load (default=1.0e-12)" /></u11><u12 name="type">d_nand<field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /><field33 name="Enter Input Load (default=1.0e-12)" /></u12><u13 name="type">d_nand<field34 name="Enter Rise Delay (default=1.0e-9)" /><field35 name="Enter Fall Delay (default=1.0e-9)" /><field36 name="Enter Input Load (default=1.0e-12)" /></u13><u14 name="type">d_nand<field37 name="Enter Rise Delay (default=1.0e-9)" /><field38 name="Enter Fall Delay (default=1.0e-9)" /><field39 name="Enter Input Load (default=1.0e-12)" /></u14><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_inverter<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_inverter<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_inverter<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_inverter<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_inverter<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_inverter<field25 name="Enter Rise Delay (default=1.0e-9)" /><field26 name="Enter Fall Delay (default=1.0e-9)" /><field27 name="Enter Input Load (default=1.0e-12)" /></u10><u11 name="type">d_inverter<field28 name="Enter Rise Delay (default=1.0e-9)" /><field29 name="Enter Fall Delay (default=1.0e-9)" /><field30 name="Enter Input Load (default=1.0e-12)" /></u11><u12 name="type">d_inverter<field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /><field33 name="Enter Input Load (default=1.0e-12)" /></u12><u13 name="type">d_inverter<field34 name="Enter Rise Delay (default=1.0e-9)" /><field35 name="Enter Fall Delay (default=1.0e-9)" /><field36 name="Enter Input Load (default=1.0e-12)" /></u13><u14 name="type">d_inverter<field37 name="Enter Rise Delay (default=1.0e-9)" /><field38 name="Enter Fall Delay (default=1.0e-9)" /><field39 name="Enter Input Load (default=1.0e-12)" /></u14><u15 name="type">d_inverter<field40 name="Enter Rise Delay (default=1.0e-9)" /><field41 name="Enter Fall Delay (default=1.0e-9)" /><field42 name="Enter Input Load (default=1.0e-12)" /></u15><u17 name="type">d_nand<field43 name="Enter Rise Delay (default=1.0e-9)" /><field44 name="Enter Fall Delay (default=1.0e-9)" /><field45 name="Enter Input Load (default=1.0e-12)" /></u17><u16 name="type">d_nand<field46 name="Enter Rise Delay (default=1.0e-9)" /><field47 name="Enter Fall Delay (default=1.0e-9)" /><field48 name="Enter Input Load (default=1.0e-12)" /></u16><u18 name="type">d_nand<field49 name="Enter Rise Delay (default=1.0e-9)" /><field50 name="Enter Fall Delay (default=1.0e-9)" /><field51 name="Enter Input Load (default=1.0e-12)" /></u18><u19 name="type">d_nor<field52 name="Enter Rise Delay (default=1.0e-9)" /><field53 name="Enter Fall Delay (default=1.0e-9)" /><field54 name="Enter Input Load (default=1.0e-12)" /></u19><u20 name="type">d_inverter<field55 name="Enter Rise Delay (default=1.0e-9)" /><field56 name="Enter Fall Delay (default=1.0e-9)" /><field57 name="Enter Input Load (default=1.0e-12)" /></u20></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_nor</field></x1><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_nor</field></x2><x3><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_nor</field></x3><x4><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_nor</field></x4></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor-cache.lib
new file mode 100644
index 00000000..40b8ccac
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor-cache.lib
@@ -0,0 +1,63 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_nor
+#
+DEF d_nor U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nor" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir
new file mode 100644
index 00000000..a5ff5883
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir
@@ -0,0 +1,13 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_nor\3_nor.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/02/25 10:13:28
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_nor
+U3 Net-_U2-Pad3_ Net-_U1-Pad3_ Net-_U1-Pad4_ d_nor
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir.out
new file mode 100644
index 00000000..e99531ee
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.cir.out
@@ -0,0 +1,20 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\3_nor\3_nor.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nor
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_nor
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u2 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u3 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sch
new file mode 100644
index 00000000..de763f58
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sch
@@ -0,0 +1,128 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nor U2
+U 1 1 67ECC038
+P 5250 3400
+F 0 "U2" H 5250 3400 60 0000 C CNN
+F 1 "d_nor" H 5300 3500 60 0000 C CNN
+F 2 "" H 5250 3400 60 0000 C CNN
+F 3 "" H 5250 3400 60 0000 C CNN
+ 1 5250 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nor U3
+U 1 1 67ECC07F
+P 6150 3450
+F 0 "U3" H 6150 3450 60 0000 C CNN
+F 1 "d_nor" H 6200 3550 60 0000 C CNN
+F 2 "" H 6150 3450 60 0000 C CNN
+F 3 "" H 6150 3450 60 0000 C CNN
+ 1 6150 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5700 3450 5550 3450
+Wire Wire Line
+ 5550 3450 5550 3500
+Wire Wire Line
+ 5550 3500 4800 3500
+$Comp
+L PORT U1
+U 1 1 67ECC0BA
+P 4550 3300
+F 0 "U1" H 4600 3400 30 0000 C CNN
+F 1 "PORT" H 4550 3300 30 0000 C CNN
+F 2 "" H 4550 3300 60 0000 C CNN
+F 3 "" H 4550 3300 60 0000 C CNN
+ 1 4550 3300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67ECC0FF
+P 4550 3400
+F 0 "U1" H 4600 3500 30 0000 C CNN
+F 1 "PORT" H 4550 3400 30 0000 C CNN
+F 2 "" H 4550 3400 60 0000 C CNN
+F 3 "" H 4550 3400 60 0000 C CNN
+ 2 4550 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67ECC12C
+P 4550 3500
+F 0 "U1" H 4600 3600 30 0000 C CNN
+F 1 "PORT" H 4550 3500 30 0000 C CNN
+F 2 "" H 4550 3500 60 0000 C CNN
+F 3 "" H 4550 3500 60 0000 C CNN
+ 3 4550 3500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67ECC14F
+P 6850 3400
+F 0 "U1" H 6900 3500 30 0000 C CNN
+F 1 "PORT" H 6850 3400 30 0000 C CNN
+F 2 "" H 6850 3400 60 0000 C CNN
+F 3 "" H 6850 3400 60 0000 C CNN
+ 4 6850 3400
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sub b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sub
new file mode 100644
index 00000000..3d3a66d3
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor.sub
@@ -0,0 +1,14 @@
+* Subcircuit 3_nor
+.subckt 3_nor net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\3_nor\3_nor.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_nor
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_nor
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u2 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u3 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 3_nor \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor_Previous_Values.xml
new file mode 100644
index 00000000..61fd0102
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/3_nor_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">d_nor<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_nor<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3></model><devicemodel /><subcircuit /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/analysis b/library/SubcircuitLibrary/esim_ic_files/sn54als133/analysis
new file mode 100644
index 00000000..cd8a1c8d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/analysis
@@ -0,0 +1 @@
+.tran 1e-09 50e-06 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133-cache.lib
new file mode 100644
index 00000000..f3686e38
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133-cache.lib
@@ -0,0 +1,143 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 133
+#
+DEF 133 X 0 40 Y Y 1 F N
+F0 "X" -100 -800 60 H V C CNN
+F1 "133" -150 600 60 H V C CNN
+F2 "" -150 600 60 H I C CNN
+F3 "" -150 600 60 H I C CNN
+DRAW
+S 100 550 -350 -750 0 1 0 N
+X A1 1 -550 500 200 R 50 50 1 1 I
+X A2 2 -550 400 200 R 50 50 1 1 I
+X A3 3 -550 300 200 R 50 50 1 1 I
+X A4 4 -550 200 200 R 50 50 1 1 I
+X A5 5 -550 100 200 R 50 50 1 1 I
+X A6 6 -550 0 200 R 50 50 1 1 I
+X A7 7 -550 -100 200 R 50 50 1 1 I
+X A8 8 -550 -200 200 R 50 50 1 1 I
+X A9 9 -550 -300 200 R 50 50 1 1 I
+X A10 10 -550 -400 200 R 50 50 1 1 I
+X A11 11 -550 -500 200 R 50 50 1 1 I
+X A12 12 -550 -600 200 R 50 50 1 1 I
+X A13 13 -550 -700 200 R 50 50 1 1 I
+X OUT 14 300 -100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_5
+#
+DEF adc_bridge_5 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_5" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -400 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X OUT1 6 550 50 200 L 50 50 1 1 O
+X OUT2 7 550 -50 200 L 50 50 1 1 O
+X OUT3 8 550 -150 200 L 50 50 1 1 O
+X OUT4 9 550 -250 200 L 50 50 1 1 O
+X OUT5 10 550 -350 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_8
+#
+DEF adc_bridge_8 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_8" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -700 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X IN8 8 -600 -650 200 R 50 50 1 1 I
+X OUT1 9 550 50 200 L 50 50 1 1 O
+X OUT2 10 550 -50 200 L 50 50 1 1 O
+X OUT3 11 550 -150 200 L 50 50 1 1 O
+X OUT4 12 550 -250 200 L 50 50 1 1 O
+X OUT5 13 550 -350 200 L 50 50 1 1 O
+X OUT6 14 550 -450 200 L 50 50 1 1 O
+X OUT7 15 550 -550 200 L 50 50 1 1 O
+X OUT8 16 550 -650 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_1
+#
+DEF dac_bridge_1 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_1" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -50 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X OUT1 2 550 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir
new file mode 100644
index 00000000..4fd11a16
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir
@@ -0,0 +1,41 @@
+* C:\Users\Shanthipriya\eSim-Workspace\13_nand_ic5\13_nand_ic5.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/29/25 16:11:34
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U9 A1 A2 A3 A4 A5 A6 A7 A8 Net-_U9-Pad9_ Net-_U9-Pad10_ Net-_U9-Pad11_ Net-_U9-Pad12_ Net-_U9-Pad13_ Net-_U9-Pad14_ Net-_U9-Pad15_ Net-_U9-Pad16_ adc_bridge_8
+U13 Net-_U13-Pad1_ OUT dac_bridge_1
+v1 A1 GND pulse
+v2 A2 GND pulse
+v3 A3 GND pulse
+v4 A4 GND pulse
+v5 A5 GND pulse
+v6 A6 GND pulse
+v7 A7 GND pulse
+v8 A8 GND pulse
+U17 OUT plot_v1
+U1 A1 plot_v1
+U2 A2 plot_v1
+U3 A3 plot_v1
+U4 A4 plot_v1
+U5 A5 plot_v1
+U6 A6 plot_v1
+U7 A7 plot_v1
+U8 A8 plot_v1
+U10 A9 A10 A11 A12 A13 Net-_U10-Pad6_ Net-_U10-Pad7_ Net-_U10-Pad8_ Net-_U10-Pad9_ Net-_U10-Pad10_ adc_bridge_5
+v9 A9 GND pulse
+v10 A10 GND pulse
+v11 A11 GND pulse
+v12 A12 GND pulse
+v13 A13 GND pulse
+U11 A13 plot_v1
+U12 A12 plot_v1
+U14 A11 plot_v1
+U15 A10 plot_v1
+U16 A9 plot_v1
+X1 Net-_U9-Pad9_ Net-_U9-Pad10_ Net-_U9-Pad11_ Net-_U9-Pad12_ Net-_U9-Pad13_ Net-_U9-Pad14_ Net-_U9-Pad15_ Net-_U9-Pad16_ Net-_U10-Pad6_ Net-_U10-Pad7_ Net-_U10-Pad8_ Net-_U10-Pad9_ Net-_U10-Pad10_ Net-_U13-Pad1_ 133
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir.out
new file mode 100644
index 00000000..22f9594a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.cir.out
@@ -0,0 +1,53 @@
+* c:\users\shanthipriya\esim-workspace\13_nand_ic5\13_nand_ic5.cir
+
+.include 133.sub
+* u9 a1 a2 a3 a4 a5 a6 a7 a8 net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ adc_bridge_8
+* u13 net-_u13-pad1_ out dac_bridge_1
+v1 a1 gnd pulse(0 5 0 1n 1n 1u 2u)
+v2 a2 gnd pulse(0 5 0 1n 1n 2u 4u)
+v3 a3 gnd pulse(0 5 0 1n 1n 4u 8u)
+v4 a4 gnd pulse(0 5 0 1n 1n 8u 16u)
+v5 a5 gnd pulse(0 5 0 1n 1n 16u 32u)
+v6 a6 gnd pulse(0 5 0 1n 1n 32u 64u)
+v7 a7 gnd pulse(0 5 0 1n 1n 64u 128u)
+v8 a8 gnd pulse(0 5 0 1n 1n 128u 256u)
+* u17 out plot_v1
+* u1 a1 plot_v1
+* u2 a2 plot_v1
+* u3 a3 plot_v1
+* u4 a4 plot_v1
+* u5 a5 plot_v1
+* u6 a6 plot_v1
+* u7 a7 plot_v1
+* u8 a8 plot_v1
+* u10 a9 a10 a11 a12 a13 net-_u10-pad6_ net-_u10-pad7_ net-_u10-pad8_ net-_u10-pad9_ net-_u10-pad10_ adc_bridge_5
+v9 a9 gnd pulse(0 5 0 1n 1n 256u 512u)
+v10 a10 gnd pulse(0 5 0 1n 1n 512u 1024u)
+v11 a11 gnd pulse(0 5 0 1n 1n 1024u 2048u)
+v12 a12 gnd pulse(0 5 0 1n 1n 2048u 4096u)
+v13 a13 gnd pulse(0 5 0 1n 1n 4096u 16192u)
+* u11 a13 plot_v1
+* u12 a12 plot_v1
+* u14 a11 plot_v1
+* u15 a10 plot_v1
+* u16 a9 plot_v1
+x1 net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ net-_u10-pad6_ net-_u10-pad7_ net-_u10-pad8_ net-_u10-pad9_ net-_u10-pad10_ net-_u13-pad1_ 133
+a1 [a1 a2 a3 a4 a5 a6 a7 a8 ] [net-_u9-pad9_ net-_u9-pad10_ net-_u9-pad11_ net-_u9-pad12_ net-_u9-pad13_ net-_u9-pad14_ net-_u9-pad15_ net-_u9-pad16_ ] u9
+a2 [net-_u13-pad1_ ] [out ] u13
+a3 [a9 a10 a11 a12 a13 ] [net-_u10-pad6_ net-_u10-pad7_ net-_u10-pad8_ net-_u10-pad9_ net-_u10-pad10_ ] u10
+* Schematic Name: adc_bridge_8, NgSpice Name: adc_bridge
+.model u9 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u13 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_5, NgSpice Name: adc_bridge
+.model u10 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+.tran 1e-09 50e-06 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(out)+6 v(a1)+12v(a2)+18v(a3)+24 v(a4)+30 v(a5)+36 v(a6)+42 v(a7)+48 v(a8)+54 v(a13)+60 v(a12)+66 v(a11)+72 v(a10)+78 v(a9)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.proj b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.proj
new file mode 100644
index 00000000..05f0892c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.proj
@@ -0,0 +1 @@
+schematicFile 13_nand_ic5.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.sch
new file mode 100644
index 00000000..0467bf1e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133.sch
@@ -0,0 +1,788 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:13_nand_ic5-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L adc_bridge_8 U9
+U 1 1 6838141D
+P 4800 1650
+F 0 "U9" H 4800 1650 60 0000 C CNN
+F 1 "adc_bridge_8" H 4800 1800 60 0000 C CNN
+F 2 "" H 4800 1650 60 0000 C CNN
+F 3 "" H 4800 1650 60 0000 C CNN
+ 1 4800 1650
+ 1 0 0 -1
+$EndComp
+$Comp
+L dac_bridge_1 U13
+U 1 1 6838141E
+P 6800 2250
+F 0 "U13" H 6800 2250 60 0000 C CNN
+F 1 "dac_bridge_1" H 6800 2400 60 0000 C CNN
+F 2 "" H 6800 2250 60 0000 C CNN
+F 3 "" H 6800 2250 60 0000 C CNN
+ 1 6800 2250
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v1
+U 1 1 6838141F
+P 800 4300
+F 0 "v1" H 600 4400 60 0000 C CNN
+F 1 "pulse" H 600 4250 60 0000 C CNN
+F 2 "R1" H 500 4300 60 0000 C CNN
+F 3 "" H 800 4300 60 0000 C CNN
+ 1 800 4300
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 68381420
+P 800 5100
+F 0 "#PWR01" H 800 4850 50 0001 C CNN
+F 1 "GND" H 800 4950 50 0000 C CNN
+F 2 "" H 800 5100 50 0001 C CNN
+F 3 "" H 800 5100 50 0001 C CNN
+ 1 800 5100
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v2
+U 1 1 68381421
+P 1200 4550
+F 0 "v2" H 1000 4650 60 0000 C CNN
+F 1 "pulse" H 1000 4500 60 0000 C CNN
+F 2 "R1" H 900 4550 60 0000 C CNN
+F 3 "" H 1200 4550 60 0000 C CNN
+ 1 1200 4550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 68381422
+P 1200 5350
+F 0 "#PWR02" H 1200 5100 50 0001 C CNN
+F 1 "GND" H 1200 5200 50 0000 C CNN
+F 2 "" H 1200 5350 50 0001 C CNN
+F 3 "" H 1200 5350 50 0001 C CNN
+ 1 1200 5350
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v3
+U 1 1 68381423
+P 1700 4300
+F 0 "v3" H 1500 4400 60 0000 C CNN
+F 1 "pulse" H 1500 4250 60 0000 C CNN
+F 2 "R1" H 1400 4300 60 0000 C CNN
+F 3 "" H 1700 4300 60 0000 C CNN
+ 1 1700 4300
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 68381424
+P 1700 5100
+F 0 "#PWR03" H 1700 4850 50 0001 C CNN
+F 1 "GND" H 1700 4950 50 0000 C CNN
+F 2 "" H 1700 5100 50 0001 C CNN
+F 3 "" H 1700 5100 50 0001 C CNN
+ 1 1700 5100
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v4
+U 1 1 68381425
+P 2100 4550
+F 0 "v4" H 1900 4650 60 0000 C CNN
+F 1 "pulse" H 1900 4500 60 0000 C CNN
+F 2 "R1" H 1800 4550 60 0000 C CNN
+F 3 "" H 2100 4550 60 0000 C CNN
+ 1 2100 4550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 68381426
+P 2100 5350
+F 0 "#PWR04" H 2100 5100 50 0001 C CNN
+F 1 "GND" H 2100 5200 50 0000 C CNN
+F 2 "" H 2100 5350 50 0001 C CNN
+F 3 "" H 2100 5350 50 0001 C CNN
+ 1 2100 5350
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v5
+U 1 1 68381427
+P 2500 4200
+F 0 "v5" H 2300 4300 60 0000 C CNN
+F 1 "pulse" H 2300 4150 60 0000 C CNN
+F 2 "R1" H 2200 4200 60 0000 C CNN
+F 3 "" H 2500 4200 60 0000 C CNN
+ 1 2500 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 68381428
+P 2500 5000
+F 0 "#PWR05" H 2500 4750 50 0001 C CNN
+F 1 "GND" H 2500 4850 50 0000 C CNN
+F 2 "" H 2500 5000 50 0001 C CNN
+F 3 "" H 2500 5000 50 0001 C CNN
+ 1 2500 5000
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v6
+U 1 1 68381429
+P 2900 4450
+F 0 "v6" H 2700 4550 60 0000 C CNN
+F 1 "pulse" H 2700 4400 60 0000 C CNN
+F 2 "R1" H 2600 4450 60 0000 C CNN
+F 3 "" H 2900 4450 60 0000 C CNN
+ 1 2900 4450
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR06
+U 1 1 6838142A
+P 2900 5250
+F 0 "#PWR06" H 2900 5000 50 0001 C CNN
+F 1 "GND" H 2900 5100 50 0000 C CNN
+F 2 "" H 2900 5250 50 0001 C CNN
+F 3 "" H 2900 5250 50 0001 C CNN
+ 1 2900 5250
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v7
+U 1 1 6838142B
+P 3400 4200
+F 0 "v7" H 3200 4300 60 0000 C CNN
+F 1 "pulse" H 3200 4150 60 0000 C CNN
+F 2 "R1" H 3100 4200 60 0000 C CNN
+F 3 "" H 3400 4200 60 0000 C CNN
+ 1 3400 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR07
+U 1 1 6838142C
+P 3400 5000
+F 0 "#PWR07" H 3400 4750 50 0001 C CNN
+F 1 "GND" H 3400 4850 50 0000 C CNN
+F 2 "" H 3400 5000 50 0001 C CNN
+F 3 "" H 3400 5000 50 0001 C CNN
+ 1 3400 5000
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v8
+U 1 1 6838142D
+P 3800 4450
+F 0 "v8" H 3600 4550 60 0000 C CNN
+F 1 "pulse" H 3600 4400 60 0000 C CNN
+F 2 "R1" H 3500 4450 60 0000 C CNN
+F 3 "" H 3800 4450 60 0000 C CNN
+ 1 3800 4450
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR08
+U 1 1 6838142E
+P 3800 5250
+F 0 "#PWR08" H 3800 5000 50 0001 C CNN
+F 1 "GND" H 3800 5100 50 0000 C CNN
+F 2 "" H 3800 5250 50 0001 C CNN
+F 3 "" H 3800 5250 50 0001 C CNN
+ 1 3800 5250
+ 1 0 0 -1
+$EndComp
+Text GLabel 600 1350 0 60 Input ~ 0
+A1
+Text GLabel 1050 1350 0 60 Input ~ 0
+A2
+Text GLabel 1500 1400 0 60 Input ~ 0
+A3
+Text GLabel 1900 1400 0 60 Input ~ 0
+A4
+Text GLabel 2300 1400 0 60 Input ~ 0
+A5
+Text GLabel 2800 1400 0 60 Input ~ 0
+A6
+Text GLabel 3200 1450 0 60 Input ~ 0
+A7
+Text GLabel 3550 1450 0 60 Input ~ 0
+A8
+$Comp
+L plot_v1 U17
+U 1 1 6838142F
+P 8450 2300
+F 0 "U17" H 8450 2800 60 0000 C CNN
+F 1 "plot_v1" H 8650 2650 60 0000 C CNN
+F 2 "" H 8450 2300 60 0000 C CNN
+F 3 "" H 8450 2300 60 0000 C CNN
+ 1 8450 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U1
+U 1 1 68381430
+P 800 1200
+F 0 "U1" H 800 1700 60 0000 C CNN
+F 1 "plot_v1" H 1000 1550 60 0000 C CNN
+F 2 "" H 800 1200 60 0000 C CNN
+F 3 "" H 800 1200 60 0000 C CNN
+ 1 800 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U2
+U 1 1 68381431
+P 1250 1200
+F 0 "U2" H 1250 1700 60 0000 C CNN
+F 1 "plot_v1" H 1450 1550 60 0000 C CNN
+F 2 "" H 1250 1200 60 0000 C CNN
+F 3 "" H 1250 1200 60 0000 C CNN
+ 1 1250 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U3
+U 1 1 68381432
+P 1700 1250
+F 0 "U3" H 1700 1750 60 0000 C CNN
+F 1 "plot_v1" H 1900 1600 60 0000 C CNN
+F 2 "" H 1700 1250 60 0000 C CNN
+F 3 "" H 1700 1250 60 0000 C CNN
+ 1 1700 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U4
+U 1 1 68381433
+P 2100 1250
+F 0 "U4" H 2100 1750 60 0000 C CNN
+F 1 "plot_v1" H 2300 1600 60 0000 C CNN
+F 2 "" H 2100 1250 60 0000 C CNN
+F 3 "" H 2100 1250 60 0000 C CNN
+ 1 2100 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U5
+U 1 1 68381434
+P 2550 1250
+F 0 "U5" H 2550 1750 60 0000 C CNN
+F 1 "plot_v1" H 2750 1600 60 0000 C CNN
+F 2 "" H 2550 1250 60 0000 C CNN
+F 3 "" H 2550 1250 60 0000 C CNN
+ 1 2550 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U6
+U 1 1 68381435
+P 3000 1300
+F 0 "U6" H 3000 1800 60 0000 C CNN
+F 1 "plot_v1" H 3200 1650 60 0000 C CNN
+F 2 "" H 3000 1300 60 0000 C CNN
+F 3 "" H 3000 1300 60 0000 C CNN
+ 1 3000 1300
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 68381436
+P 3350 1250
+F 0 "U7" H 3350 1750 60 0000 C CNN
+F 1 "plot_v1" H 3550 1600 60 0000 C CNN
+F 2 "" H 3350 1250 60 0000 C CNN
+F 3 "" H 3350 1250 60 0000 C CNN
+ 1 3350 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 68381437
+P 3800 1300
+F 0 "U8" H 3800 1800 60 0000 C CNN
+F 1 "plot_v1" H 4000 1650 60 0000 C CNN
+F 2 "" H 3800 1300 60 0000 C CNN
+F 3 "" H 3800 1300 60 0000 C CNN
+ 1 3800 1300
+ 1 0 0 -1
+$EndComp
+Text GLabel 7600 1850 0 60 Input ~ 0
+OUT
+$Comp
+L adc_bridge_5 U10
+U 1 1 68381D7E
+P 5000 3350
+F 0 "U10" H 5000 3350 60 0000 C CNN
+F 1 "adc_bridge_5" H 5000 3500 60 0000 C CNN
+F 2 "" H 5000 3350 60 0000 C CNN
+F 3 "" H 5000 3350 60 0000 C CNN
+ 1 5000 3350
+ 0 -1 -1 0
+$EndComp
+$Comp
+L pulse v9
+U 1 1 68381FF4
+P 4550 6350
+F 0 "v9" H 4350 6450 60 0000 C CNN
+F 1 "pulse" H 4350 6300 60 0000 C CNN
+F 2 "R1" H 4250 6350 60 0000 C CNN
+F 3 "" H 4550 6350 60 0000 C CNN
+ 1 4550 6350
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR09
+U 1 1 68381FFA
+P 4550 7150
+F 0 "#PWR09" H 4550 6900 50 0001 C CNN
+F 1 "GND" H 4550 7000 50 0000 C CNN
+F 2 "" H 4550 7150 50 0001 C CNN
+F 3 "" H 4550 7150 50 0001 C CNN
+ 1 4550 7150
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v10
+U 1 1 68382001
+P 4950 6000
+F 0 "v10" H 4750 6100 60 0000 C CNN
+F 1 "pulse" H 4750 5950 60 0000 C CNN
+F 2 "R1" H 4650 6000 60 0000 C CNN
+F 3 "" H 4950 6000 60 0000 C CNN
+ 1 4950 6000
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR010
+U 1 1 68382007
+P 4950 6800
+F 0 "#PWR010" H 4950 6550 50 0001 C CNN
+F 1 "GND" H 4950 6650 50 0000 C CNN
+F 2 "" H 4950 6800 50 0001 C CNN
+F 3 "" H 4950 6800 50 0001 C CNN
+ 1 4950 6800
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v11
+U 1 1 6838200E
+P 5350 6250
+F 0 "v11" H 5150 6350 60 0000 C CNN
+F 1 "pulse" H 5150 6200 60 0000 C CNN
+F 2 "R1" H 5050 6250 60 0000 C CNN
+F 3 "" H 5350 6250 60 0000 C CNN
+ 1 5350 6250
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR011
+U 1 1 68382014
+P 5350 7050
+F 0 "#PWR011" H 5350 6800 50 0001 C CNN
+F 1 "GND" H 5350 6900 50 0000 C CNN
+F 2 "" H 5350 7050 50 0001 C CNN
+F 3 "" H 5350 7050 50 0001 C CNN
+ 1 5350 7050
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v12
+U 1 1 6838201B
+P 5850 6000
+F 0 "v12" H 5650 6100 60 0000 C CNN
+F 1 "pulse" H 5650 5950 60 0000 C CNN
+F 2 "R1" H 5550 6000 60 0000 C CNN
+F 3 "" H 5850 6000 60 0000 C CNN
+ 1 5850 6000
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR012
+U 1 1 68382021
+P 5850 6800
+F 0 "#PWR012" H 5850 6550 50 0001 C CNN
+F 1 "GND" H 5850 6650 50 0000 C CNN
+F 2 "" H 5850 6800 50 0001 C CNN
+F 3 "" H 5850 6800 50 0001 C CNN
+ 1 5850 6800
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v13
+U 1 1 68382028
+P 6250 6250
+F 0 "v13" H 6050 6350 60 0000 C CNN
+F 1 "pulse" H 6050 6200 60 0000 C CNN
+F 2 "R1" H 5950 6250 60 0000 C CNN
+F 3 "" H 6250 6250 60 0000 C CNN
+ 1 6250 6250
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR013
+U 1 1 6838202E
+P 6250 7050
+F 0 "#PWR013" H 6250 6800 50 0001 C CNN
+F 1 "GND" H 6250 6900 50 0000 C CNN
+F 2 "" H 6250 7050 50 0001 C CNN
+F 3 "" H 6250 7050 50 0001 C CNN
+ 1 6250 7050
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U11
+U 1 1 68382374
+P 5950 4400
+F 0 "U11" H 5950 4900 60 0000 C CNN
+F 1 "plot_v1" H 6150 4750 60 0000 C CNN
+F 2 "" H 5950 4400 60 0000 C CNN
+F 3 "" H 5950 4400 60 0000 C CNN
+ 1 5950 4400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U12
+U 1 1 683823E7
+P 6400 4400
+F 0 "U12" H 6400 4900 60 0000 C CNN
+F 1 "plot_v1" H 6600 4750 60 0000 C CNN
+F 2 "" H 6400 4400 60 0000 C CNN
+F 3 "" H 6400 4400 60 0000 C CNN
+ 1 6400 4400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U14
+U 1 1 683824D0
+P 6900 4400
+F 0 "U14" H 6900 4900 60 0000 C CNN
+F 1 "plot_v1" H 7100 4750 60 0000 C CNN
+F 2 "" H 6900 4400 60 0000 C CNN
+F 3 "" H 6900 4400 60 0000 C CNN
+ 1 6900 4400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U15
+U 1 1 683824D6
+P 7350 4400
+F 0 "U15" H 7350 4900 60 0000 C CNN
+F 1 "plot_v1" H 7550 4750 60 0000 C CNN
+F 2 "" H 7350 4400 60 0000 C CNN
+F 3 "" H 7350 4400 60 0000 C CNN
+ 1 7350 4400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U16
+U 1 1 6838280E
+P 7800 4450
+F 0 "U16" H 7800 4950 60 0000 C CNN
+F 1 "plot_v1" H 8000 4800 60 0000 C CNN
+F 2 "" H 7800 4450 60 0000 C CNN
+F 3 "" H 7800 4450 60 0000 C CNN
+ 1 7800 4450
+ 1 0 0 -1
+$EndComp
+Text GLabel 5600 4600 0 60 Input ~ 0
+A9
+Text GLabel 5950 4600 0 60 Input ~ 0
+A10
+Text GLabel 6400 4600 0 60 Input ~ 0
+A11
+Text GLabel 6800 4600 0 60 Input ~ 0
+A12
+Text GLabel 7200 4600 0 60 Input ~ 0
+A13
+Wire Wire Line
+ 800 5100 800 4750
+Wire Wire Line
+ 1200 5350 1200 5000
+Wire Wire Line
+ 1700 5100 1700 4750
+Wire Wire Line
+ 2100 5350 2100 5000
+Wire Wire Line
+ 2500 5000 2500 4650
+Wire Wire Line
+ 2900 5250 2900 4900
+Wire Wire Line
+ 3400 5000 3400 4650
+Wire Wire Line
+ 3800 5250 3800 4900
+Wire Wire Line
+ 3800 4000 3800 2300
+Wire Wire Line
+ 3800 2300 4200 2300
+Wire Wire Line
+ 3350 1050 3350 3750
+Wire Wire Line
+ 3350 2200 4200 2200
+Wire Wire Line
+ 3350 3750 3400 3750
+Wire Wire Line
+ 2900 4000 2900 2100
+Wire Wire Line
+ 2900 2100 4200 2100
+Wire Wire Line
+ 2500 3750 2500 2000
+Wire Wire Line
+ 2500 2000 4200 2000
+Wire Wire Line
+ 2100 1900 4200 1900
+Wire Wire Line
+ 1700 1050 1700 3850
+Wire Wire Line
+ 1700 1800 4200 1800
+Wire Wire Line
+ 1200 4100 1200 1700
+Wire Wire Line
+ 1200 1700 4200 1700
+Wire Wire Line
+ 800 1000 800 3850
+Wire Wire Line
+ 800 1600 4200 1600
+Connection ~ 800 1600
+Wire Wire Line
+ 1250 1000 1250 1700
+Connection ~ 1250 1700
+Connection ~ 1700 1800
+Connection ~ 2100 1900
+Wire Wire Line
+ 2100 1050 2100 4100
+Wire Wire Line
+ 2550 1050 2550 2000
+Connection ~ 2550 2000
+Wire Wire Line
+ 3000 1100 3000 2100
+Connection ~ 3000 2100
+Connection ~ 3350 2200
+Wire Wire Line
+ 3800 1100 3800 2350
+Connection ~ 3800 2350
+Wire Wire Line
+ 600 1350 800 1350
+Connection ~ 800 1350
+Wire Wire Line
+ 1050 1350 1250 1350
+Connection ~ 1250 1350
+Wire Wire Line
+ 1500 1400 1700 1400
+Connection ~ 1700 1400
+Wire Wire Line
+ 1900 1400 2100 1400
+Connection ~ 2100 1400
+Wire Wire Line
+ 2300 1400 2550 1400
+Connection ~ 2550 1400
+Wire Wire Line
+ 2800 1400 3000 1400
+Connection ~ 3000 1400
+Wire Wire Line
+ 3200 1450 3350 1450
+Connection ~ 3350 1450
+Wire Wire Line
+ 3550 1450 3800 1450
+Connection ~ 3800 1450
+Wire Wire Line
+ 8450 2100 8450 2200
+Wire Wire Line
+ 8450 2200 7350 2200
+Wire Wire Line
+ 7600 1850 7750 1850
+Wire Wire Line
+ 7750 1850 7750 2200
+Connection ~ 7750 2200
+Wire Wire Line
+ 5350 2700 5250 2700
+Wire Wire Line
+ 5250 2700 5250 2800
+Wire Wire Line
+ 5150 2800 5150 2600
+Wire Wire Line
+ 5150 2600 5350 2600
+Wire Wire Line
+ 5350 2500 5050 2500
+Wire Wire Line
+ 5050 2500 5050 2800
+Wire Wire Line
+ 4950 2800 4950 2400
+Wire Wire Line
+ 4950 2400 5350 2400
+Wire Wire Line
+ 4550 7150 4550 6800
+Wire Wire Line
+ 4950 6800 4950 6450
+Wire Wire Line
+ 5350 7050 5350 6700
+Wire Wire Line
+ 5850 6800 5850 6450
+Wire Wire Line
+ 6250 7050 6250 6700
+Wire Wire Line
+ 4550 5900 4550 3950
+Wire Wire Line
+ 4550 3950 4950 3950
+Wire Wire Line
+ 4950 5550 4950 4750
+Wire Wire Line
+ 4950 4750 5050 4750
+Wire Wire Line
+ 5050 4750 5050 3950
+Wire Wire Line
+ 5350 5800 5350 5000
+Wire Wire Line
+ 5350 5000 5150 5000
+Wire Wire Line
+ 5150 5000 5150 3950
+Wire Wire Line
+ 5850 5550 5850 4900
+Wire Wire Line
+ 5850 4900 5250 4900
+Wire Wire Line
+ 5250 4900 5250 3950
+Wire Wire Line
+ 6250 5800 6250 4750
+Wire Wire Line
+ 6250 4750 5350 4750
+Wire Wire Line
+ 5350 4750 5350 3950
+Wire Wire Line
+ 5950 4200 5950 4250
+Wire Wire Line
+ 5950 4250 5350 4250
+Connection ~ 5350 4250
+Connection ~ 5250 4300
+Wire Wire Line
+ 6400 4200 6400 4300
+Wire Wire Line
+ 6400 4300 5250 4300
+Wire Wire Line
+ 6900 4200 6900 4350
+Wire Wire Line
+ 6900 4350 5150 4350
+Connection ~ 5150 4350
+Wire Wire Line
+ 7350 4200 7350 4400
+Wire Wire Line
+ 7350 4400 5050 4400
+Connection ~ 5050 4400
+Wire Wire Line
+ 7800 4450 7800 4250
+Wire Wire Line
+ 4550 4450 7800 4450
+Connection ~ 4550 4450
+Wire Wire Line
+ 7200 4600 8350 4600
+Wire Wire Line
+ 8350 4600 8350 3600
+Wire Wire Line
+ 8350 3600 5650 3600
+Wire Wire Line
+ 5650 3600 5650 4250
+Connection ~ 5650 4250
+Wire Wire Line
+ 6800 4600 6800 4800
+Wire Wire Line
+ 6800 4800 8450 4800
+Wire Wire Line
+ 8450 4800 8450 3450
+Wire Wire Line
+ 8450 3450 6150 3450
+Wire Wire Line
+ 6150 3450 6150 4300
+Connection ~ 6150 4300
+Wire Wire Line
+ 6400 4600 6400 5100
+Wire Wire Line
+ 6400 5100 8650 5100
+Wire Wire Line
+ 8650 5100 8650 3200
+Wire Wire Line
+ 8650 3200 6650 3200
+Wire Wire Line
+ 6650 3200 6650 4350
+Connection ~ 6650 4350
+Wire Wire Line
+ 5950 4600 6000 4600
+Wire Wire Line
+ 6000 4600 6000 4400
+Connection ~ 6000 4400
+Wire Wire Line
+ 5600 4600 5650 4600
+Wire Wire Line
+ 5650 4600 5650 4450
+Connection ~ 5650 4450
+$Comp
+L 133 X1
+U 1 1 68383B3E
+P 5900 2100
+F 0 "X1" H 5800 1300 60 0000 C CNN
+F 1 "133" H 5750 2700 60 0000 C CNN
+F 2 "" H 5750 2700 60 0001 C CNN
+F 3 "" H 5750 2700 60 0001 C CNN
+ 1 5900 2100
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133_Previous_Values.xml
new file mode 100644
index 00000000..c7585cea
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als133/sn54als133_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">1u</field5><field5 name="Period">2u</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">2u</field5><field5 name="Period">4u</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">4u</field5><field5 name="Period">8u</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">8u</field5><field5 name="Period">16u</field5></v4><v5 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">16u</field5><field5 name="Period">32u</field5></v5><v6 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">32u</field5><field5 name="Period">64u</field5></v6><v7 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">64u</field5><field5 name="Period">128u</field5></v7><v8 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">128u</field5><field5 name="Period">256u</field5></v8><v9 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">256u</field5><field5 name="Period">512u</field5></v9><v10 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">512u</field5><field5 name="Period">1024u</field5></v10><v11 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">1024u</field5><field5 name="Period">2048u</field5></v11><v12 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">2048u</field5><field5 name="Period">4096u</field5></v12><v13 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">4096u</field5><field5 name="Period">16192u</field5></v13></source><model><u9 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u9><u13 name="type">dac_bridge<field5 name="Enter value for out_low (default=0.0)" /><field6 name="Enter value for out_high (default=5.0)" /><field7 name="Enter value for out_undef (default=0.5)" /><field8 name="Enter value for input load (default=1.0e-12)" /><field9 name="Enter the Rise Time (default=1.0e-9)" /><field10 name="Enter the Fall Time (default=1.0e-9)" /></u13><u10 name="type">adc_bridge<field11 name="Enter value for in_low (default=1.0)" /><field12 name="Enter value for in_high (default=2.0)" /><field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /></u10></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\133</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">1</field2><field3 name="Stop Time">50</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">ns</field5><field6 name="Stop Combo">us</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375-cache.lib
new file mode 100644
index 00000000..c743d042
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375-cache.lib
@@ -0,0 +1,94 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nor
+#
+DEF d_nor U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nor" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir
new file mode 100644
index 00000000..c3a71da2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir
@@ -0,0 +1,16 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375\4d_375.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/10/25 10:11:18
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad2_ Net-_U2-Pad2_ d_inverter
+U3 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U3-Pad3_ d_and
+U4 Net-_U2-Pad2_ Net-_U1-Pad4_ Net-_U4-Pad3_ d_and
+U5 Net-_U3-Pad3_ Net-_U4-Pad3_ Net-_U1-Pad3_ d_nor
+U6 Net-_U1-Pad3_ Net-_U1-Pad4_ d_inverter
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir.out
new file mode 100644
index 00000000..8f3125d0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.cir.out
@@ -0,0 +1,32 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\4d_375\4d_375.cir
+
+* u2 net-_u1-pad2_ net-_u2-pad2_ d_inverter
+* u3 net-_u1-pad1_ net-_u1-pad2_ net-_u3-pad3_ d_and
+* u4 net-_u2-pad2_ net-_u1-pad4_ net-_u4-pad3_ d_and
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u1-pad3_ d_nor
+* u6 net-_u1-pad3_ net-_u1-pad4_ d_inverter
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ port
+a1 net-_u1-pad2_ net-_u2-pad2_ u2
+a2 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u3-pad3_ u3
+a3 [net-_u2-pad2_ net-_u1-pad4_ ] net-_u4-pad3_ u4
+a4 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u1-pad3_ u5
+a5 net-_u1-pad3_ net-_u1-pad4_ u6
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u5 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sch
new file mode 100644
index 00000000..fd00405b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sch
@@ -0,0 +1,192 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_inverter U2
+U 1 1 681ED689
+P 3400 3450
+F 0 "U2" H 3400 3350 60 0000 C CNN
+F 1 "d_inverter" H 3400 3600 60 0000 C CNN
+F 2 "" H 3450 3400 60 0000 C CNN
+F 3 "" H 3450 3400 60 0000 C CNN
+ 1 3400 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U3
+U 1 1 681ED6AE
+P 4550 2500
+F 0 "U3" H 4550 2500 60 0000 C CNN
+F 1 "d_and" H 4600 2600 60 0000 C CNN
+F 2 "" H 4550 2500 60 0000 C CNN
+F 3 "" H 4550 2500 60 0000 C CNN
+ 1 4550 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U4
+U 1 1 681ED6F1
+P 4550 3500
+F 0 "U4" H 4550 3500 60 0000 C CNN
+F 1 "d_and" H 4600 3600 60 0000 C CNN
+F 2 "" H 4550 3500 60 0000 C CNN
+F 3 "" H 4550 3500 60 0000 C CNN
+ 1 4550 3500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nor U5
+U 1 1 681ED73E
+P 5750 3000
+F 0 "U5" H 5750 3000 60 0000 C CNN
+F 1 "d_nor" H 5800 3100 60 0000 C CNN
+F 2 "" H 5750 3000 60 0000 C CNN
+F 3 "" H 5750 3000 60 0000 C CNN
+ 1 5750 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U6
+U 1 1 681ED77D
+P 7000 2950
+F 0 "U6" H 7000 2850 60 0000 C CNN
+F 1 "d_inverter" H 7000 3100 60 0000 C CNN
+F 2 "" H 7050 2900 60 0000 C CNN
+F 3 "" H 7050 2900 60 0000 C CNN
+ 1 7000 2950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3100 3450 2300 3450
+Wire Wire Line
+ 4100 2500 2800 2500
+Wire Wire Line
+ 2800 2500 2800 3450
+Connection ~ 2800 3450
+Wire Wire Line
+ 4100 2400 2200 2400
+Wire Wire Line
+ 3700 3450 4100 3450
+Wire Wire Line
+ 4100 3450 4100 3400
+Wire Wire Line
+ 7300 2950 7900 2950
+Wire Wire Line
+ 4100 3500 4100 4150
+Wire Wire Line
+ 4100 4150 7500 4150
+Wire Wire Line
+ 7500 4150 7500 2950
+Connection ~ 7500 2950
+Wire Wire Line
+ 6200 2950 6700 2950
+Wire Wire Line
+ 5000 2450 5300 2450
+Wire Wire Line
+ 5300 2450 5300 2900
+Wire Wire Line
+ 5000 3450 5300 3450
+Wire Wire Line
+ 5300 3450 5300 3000
+Wire Wire Line
+ 6450 2950 6450 2350
+Wire Wire Line
+ 6450 2350 7900 2350
+Connection ~ 6450 2950
+$Comp
+L PORT U1
+U 1 1 681ED8C7
+P 1950 2400
+F 0 "U1" H 2000 2500 30 0000 C CNN
+F 1 "PORT" H 1950 2400 30 0000 C CNN
+F 2 "" H 1950 2400 60 0000 C CNN
+F 3 "" H 1950 2400 60 0000 C CNN
+ 1 1950 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 681ED912
+P 2050 3450
+F 0 "U1" H 2100 3550 30 0000 C CNN
+F 1 "PORT" H 2050 3450 30 0000 C CNN
+F 2 "" H 2050 3450 60 0000 C CNN
+F 3 "" H 2050 3450 60 0000 C CNN
+ 2 2050 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 681ED949
+P 8150 2350
+F 0 "U1" H 8200 2450 30 0000 C CNN
+F 1 "PORT" H 8150 2350 30 0000 C CNN
+F 2 "" H 8150 2350 60 0000 C CNN
+F 3 "" H 8150 2350 60 0000 C CNN
+ 3 8150 2350
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 681ED9BE
+P 8150 2950
+F 0 "U1" H 8200 3050 30 0000 C CNN
+F 1 "PORT" H 8150 2950 30 0000 C CNN
+F 2 "" H 8150 2950 60 0000 C CNN
+F 3 "" H 8150 2950 60 0000 C CNN
+ 4 8150 2950
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sub b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sub
new file mode 100644
index 00000000..e39abdd0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375.sub
@@ -0,0 +1,26 @@
+* Subcircuit 4d_375
+.subckt 4d_375 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\4d_375\4d_375.cir
+* u2 net-_u1-pad2_ net-_u2-pad2_ d_inverter
+* u3 net-_u1-pad1_ net-_u1-pad2_ net-_u3-pad3_ d_and
+* u4 net-_u2-pad2_ net-_u1-pad4_ net-_u4-pad3_ d_and
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u1-pad3_ d_nor
+* u6 net-_u1-pad3_ net-_u1-pad4_ d_inverter
+a1 net-_u1-pad2_ net-_u2-pad2_ u2
+a2 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u3-pad3_ u3
+a3 [net-_u2-pad2_ net-_u1-pad4_ ] net-_u4-pad3_ u4
+a4 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u1-pad3_ u5
+a5 net-_u1-pad3_ net-_u1-pad4_ u6
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nor, NgSpice Name: d_nor
+.model u5 d_nor(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 4d_375 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375_Previous_Values.xml
new file mode 100644
index 00000000..eb73ebcf
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/4d_375_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_and<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nor<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_inverter<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6></model><devicemodel /><subcircuit /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/analysis b/library/SubcircuitLibrary/esim_ic_files/sn54als573/analysis
new file mode 100644
index 00000000..df2a21bc
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/analysis
@@ -0,0 +1 @@
+.tran 10e-06 100e-03 0e-09 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373-cache.lib
new file mode 100644
index 00000000..3965bcb6
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373-cache.lib
@@ -0,0 +1,91 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_l
+#
+DEF d_l X 0 40 Y Y 1 F N
+F0 "X" 0 -400 60 H V C CNN
+F1 "d_l" 0 450 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 300 400 -300 -300 0 1 0 N
+X D 1 -500 300 200 R 50 50 1 1 I
+X E 2 -500 -150 200 R 50 50 1 1 I
+X Qbar 3 500 300 200 L 50 50 1 1 O
+X Q 4 500 -150 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir
new file mode 100644
index 00000000..2aa1c47b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir
@@ -0,0 +1,28 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\ls373\ls373.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/12/25 07:42:26
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+X1 Net-_U1-Pad3_ Net-_U2-Pad2_ ? Net-_U3-Pad2_ d_l
+X2 Net-_U1-Pad4_ Net-_U2-Pad2_ ? Net-_U4-Pad2_ d_l
+X3 Net-_U1-Pad5_ Net-_U2-Pad2_ ? Net-_U5-Pad2_ d_l
+X4 Net-_U1-Pad6_ Net-_U2-Pad2_ ? Net-_U6-Pad2_ d_l
+X5 Net-_U1-Pad7_ Net-_U2-Pad2_ ? Net-_U7-Pad2_ d_l
+X6 Net-_U1-Pad8_ Net-_U2-Pad2_ ? Net-_U8-Pad2_ d_l
+X7 Net-_U1-Pad9_ Net-_U2-Pad2_ ? Net-_U9-Pad2_ d_l
+X8 Net-_U1-Pad10_ Net-_U2-Pad2_ ? Net-_U10-Pad2_ d_l
+U2 Net-_U1-Pad1_ Net-_U2-Pad2_ d_inverter
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ Net-_U1-Pad15_ Net-_U1-Pad16_ Net-_U1-Pad17_ Net-_U1-Pad18_ PORT
+U3 Net-_U1-Pad2_ Net-_U3-Pad2_ Net-_U1-Pad11_ d_and
+U4 Net-_U1-Pad2_ Net-_U4-Pad2_ Net-_U1-Pad12_ d_and
+U5 Net-_U1-Pad2_ Net-_U5-Pad2_ Net-_U1-Pad13_ d_and
+U6 Net-_U1-Pad2_ Net-_U6-Pad2_ Net-_U1-Pad14_ d_and
+U7 Net-_U1-Pad2_ Net-_U7-Pad2_ Net-_U1-Pad15_ d_and
+U8 Net-_U1-Pad2_ Net-_U8-Pad2_ Net-_U1-Pad16_ d_and
+U9 Net-_U1-Pad2_ Net-_U9-Pad2_ Net-_U1-Pad17_ d_and
+U10 Net-_U1-Pad2_ Net-_U10-Pad2_ Net-_U1-Pad18_ d_and
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir.out
new file mode 100644
index 00000000..2b95c412
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.cir.out
@@ -0,0 +1,57 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\ls373\ls373.cir
+
+.include 4d_375.sub
+x1 net-_u1-pad3_ net-_u2-pad2_ ? net-_u3-pad2_ 4d_375
+x2 net-_u1-pad4_ net-_u2-pad2_ ? net-_u4-pad2_ 4d_375
+x3 net-_u1-pad5_ net-_u2-pad2_ ? net-_u5-pad2_ 4d_375
+x4 net-_u1-pad6_ net-_u2-pad2_ ? net-_u6-pad2_ 4d_375
+x5 net-_u1-pad7_ net-_u2-pad2_ ? net-_u7-pad2_ 4d_375
+x6 net-_u1-pad8_ net-_u2-pad2_ ? net-_u8-pad2_ 4d_375
+x7 net-_u1-pad9_ net-_u2-pad2_ ? net-_u9-pad2_ 4d_375
+x8 net-_u1-pad10_ net-_u2-pad2_ ? net-_u10-pad2_ 4d_375
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ net-_u1-pad15_ net-_u1-pad16_ net-_u1-pad17_ net-_u1-pad18_ port
+* u3 net-_u1-pad2_ net-_u3-pad2_ net-_u1-pad11_ d_and
+* u4 net-_u1-pad2_ net-_u4-pad2_ net-_u1-pad12_ d_and
+* u5 net-_u1-pad2_ net-_u5-pad2_ net-_u1-pad13_ d_and
+* u6 net-_u1-pad2_ net-_u6-pad2_ net-_u1-pad14_ d_and
+* u7 net-_u1-pad2_ net-_u7-pad2_ net-_u1-pad15_ d_and
+* u8 net-_u1-pad2_ net-_u8-pad2_ net-_u1-pad16_ d_and
+* u9 net-_u1-pad2_ net-_u9-pad2_ net-_u1-pad17_ d_and
+* u10 net-_u1-pad2_ net-_u10-pad2_ net-_u1-pad18_ d_and
+a1 net-_u1-pad1_ net-_u2-pad2_ u2
+a2 [net-_u1-pad2_ net-_u3-pad2_ ] net-_u1-pad11_ u3
+a3 [net-_u1-pad2_ net-_u4-pad2_ ] net-_u1-pad12_ u4
+a4 [net-_u1-pad2_ net-_u5-pad2_ ] net-_u1-pad13_ u5
+a5 [net-_u1-pad2_ net-_u6-pad2_ ] net-_u1-pad14_ u6
+a6 [net-_u1-pad2_ net-_u7-pad2_ ] net-_u1-pad15_ u7
+a7 [net-_u1-pad2_ net-_u8-pad2_ ] net-_u1-pad16_ u8
+a8 [net-_u1-pad2_ net-_u9-pad2_ ] net-_u1-pad17_ u9
+a9 [net-_u1-pad2_ net-_u10-pad2_ ] net-_u1-pad18_ u10
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u10 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sch
new file mode 100644
index 00000000..98e8421d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sch
@@ -0,0 +1,574 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:ls373-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_l X1
+U 1 1 681F460C
+P 5750 1300
+F 0 "X1" H 5750 900 60 0000 C CNN
+F 1 "d_l" H 5750 1750 60 0000 C CNN
+F 2 "" H 5750 1300 60 0001 C CNN
+F 3 "" H 5750 1300 60 0001 C CNN
+ 1 5750 1300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X2
+U 1 1 681F4668
+P 5750 2050
+F 0 "X2" H 5750 1650 60 0000 C CNN
+F 1 "d_l" H 5750 2500 60 0000 C CNN
+F 2 "" H 5750 2050 60 0001 C CNN
+F 3 "" H 5750 2050 60 0001 C CNN
+ 1 5750 2050
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X3
+U 1 1 681F471D
+P 5750 2800
+F 0 "X3" H 5750 2400 60 0000 C CNN
+F 1 "d_l" H 5750 3250 60 0000 C CNN
+F 2 "" H 5750 2800 60 0001 C CNN
+F 3 "" H 5750 2800 60 0001 C CNN
+ 1 5750 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X4
+U 1 1 681F4723
+P 5750 3550
+F 0 "X4" H 5750 3150 60 0000 C CNN
+F 1 "d_l" H 5750 4000 60 0000 C CNN
+F 2 "" H 5750 3550 60 0001 C CNN
+F 3 "" H 5750 3550 60 0001 C CNN
+ 1 5750 3550
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X5
+U 1 1 681F4C25
+P 5750 4300
+F 0 "X5" H 5750 3900 60 0000 C CNN
+F 1 "d_l" H 5750 4750 60 0000 C CNN
+F 2 "" H 5750 4300 60 0001 C CNN
+F 3 "" H 5750 4300 60 0001 C CNN
+ 1 5750 4300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X6
+U 1 1 681F4C2B
+P 5750 5050
+F 0 "X6" H 5750 4650 60 0000 C CNN
+F 1 "d_l" H 5750 5500 60 0000 C CNN
+F 2 "" H 5750 5050 60 0001 C CNN
+F 3 "" H 5750 5050 60 0001 C CNN
+ 1 5750 5050
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X7
+U 1 1 681F4C31
+P 5750 5800
+F 0 "X7" H 5750 5400 60 0000 C CNN
+F 1 "d_l" H 5750 6250 60 0000 C CNN
+F 2 "" H 5750 5800 60 0001 C CNN
+F 3 "" H 5750 5800 60 0001 C CNN
+ 1 5750 5800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_l X8
+U 1 1 681F4C37
+P 5750 6550
+F 0 "X8" H 5750 6150 60 0000 C CNN
+F 1 "d_l" H 5750 7000 60 0000 C CNN
+F 2 "" H 5750 6550 60 0001 C CNN
+F 3 "" H 5750 6550 60 0001 C CNN
+ 1 5750 6550
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5250 6700 4800 6700
+Wire Wire Line
+ 4800 6700 4800 600
+Wire Wire Line
+ 5250 1450 4800 1450
+Connection ~ 4800 1450
+Wire Wire Line
+ 5250 2200 4800 2200
+Connection ~ 4800 2200
+Wire Wire Line
+ 5250 2950 4800 2950
+Connection ~ 4800 2950
+Wire Wire Line
+ 5250 3700 4800 3700
+Connection ~ 4800 3700
+Wire Wire Line
+ 5250 4450 4800 4450
+Connection ~ 4800 4450
+Wire Wire Line
+ 5250 5200 4800 5200
+Connection ~ 4800 5200
+Wire Wire Line
+ 5250 5950 4800 5950
+Connection ~ 4800 5950
+Wire Wire Line
+ 7400 1450 8000 1450
+Wire Wire Line
+ 7400 2200 8000 2200
+Wire Wire Line
+ 7400 2950 8000 2950
+Wire Wire Line
+ 7400 3700 8000 3700
+Wire Wire Line
+ 7400 4450 8000 4450
+Wire Wire Line
+ 7400 5200 8000 5200
+Wire Wire Line
+ 7400 5950 8000 5950
+Wire Wire Line
+ 7400 6700 8000 6700
+$Comp
+L d_inverter U2
+U 1 1 681F58CB
+P 4500 600
+F 0 "U2" H 4500 500 60 0000 C CNN
+F 1 "d_inverter" H 4500 750 60 0000 C CNN
+F 2 "" H 4550 550 60 0000 C CNN
+F 3 "" H 4550 550 60 0000 C CNN
+ 1 4500 600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5250 1000 4450 1000
+Wire Wire Line
+ 5250 1750 4450 1750
+Wire Wire Line
+ 5250 2500 4450 2500
+Wire Wire Line
+ 5250 3250 4450 3250
+Wire Wire Line
+ 5250 4000 4450 4000
+Wire Wire Line
+ 5250 4750 4450 4750
+Wire Wire Line
+ 5250 5500 4450 5500
+Wire Wire Line
+ 5250 6250 4450 6250
+$Comp
+L PORT U1
+U 1 1 681F5EC8
+P 3950 600
+F 0 "U1" H 4000 700 30 0000 C CNN
+F 1 "PORT" H 3950 600 30 0000 C CNN
+F 2 "" H 3950 600 60 0000 C CNN
+F 3 "" H 3950 600 60 0000 C CNN
+ 1 3950 600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 681F5F68
+P 4200 1000
+F 0 "U1" H 4250 1100 30 0000 C CNN
+F 1 "PORT" H 4200 1000 30 0000 C CNN
+F 2 "" H 4200 1000 60 0000 C CNN
+F 3 "" H 4200 1000 60 0000 C CNN
+ 3 4200 1000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 681F5FAB
+P 4200 1750
+F 0 "U1" H 4250 1850 30 0000 C CNN
+F 1 "PORT" H 4200 1750 30 0000 C CNN
+F 2 "" H 4200 1750 60 0000 C CNN
+F 3 "" H 4200 1750 60 0000 C CNN
+ 4 4200 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 681F5FEA
+P 4200 2500
+F 0 "U1" H 4250 2600 30 0000 C CNN
+F 1 "PORT" H 4200 2500 30 0000 C CNN
+F 2 "" H 4200 2500 60 0000 C CNN
+F 3 "" H 4200 2500 60 0000 C CNN
+ 5 4200 2500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 681F602B
+P 4200 3250
+F 0 "U1" H 4250 3350 30 0000 C CNN
+F 1 "PORT" H 4200 3250 30 0000 C CNN
+F 2 "" H 4200 3250 60 0000 C CNN
+F 3 "" H 4200 3250 60 0000 C CNN
+ 6 4200 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 681F606E
+P 4200 4000
+F 0 "U1" H 4250 4100 30 0000 C CNN
+F 1 "PORT" H 4200 4000 30 0000 C CNN
+F 2 "" H 4200 4000 60 0000 C CNN
+F 3 "" H 4200 4000 60 0000 C CNN
+ 7 4200 4000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 681F60B5
+P 4200 4750
+F 0 "U1" H 4250 4850 30 0000 C CNN
+F 1 "PORT" H 4200 4750 30 0000 C CNN
+F 2 "" H 4200 4750 60 0000 C CNN
+F 3 "" H 4200 4750 60 0000 C CNN
+ 8 4200 4750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 681F60FC
+P 4200 5500
+F 0 "U1" H 4250 5600 30 0000 C CNN
+F 1 "PORT" H 4200 5500 30 0000 C CNN
+F 2 "" H 4200 5500 60 0000 C CNN
+F 3 "" H 4200 5500 60 0000 C CNN
+ 9 4200 5500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 10 1 681F6188
+P 4200 6250
+F 0 "U1" H 4250 6350 30 0000 C CNN
+F 1 "PORT" H 4200 6250 30 0000 C CNN
+F 2 "" H 4200 6250 60 0000 C CNN
+F 3 "" H 4200 6250 60 0000 C CNN
+ 10 4200 6250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 681F64D3
+P 8250 1450
+F 0 "U1" H 8300 1550 30 0000 C CNN
+F 1 "PORT" H 8250 1450 30 0000 C CNN
+F 2 "" H 8250 1450 60 0000 C CNN
+F 3 "" H 8250 1450 60 0000 C CNN
+ 11 8250 1450
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 681F652E
+P 8250 2200
+F 0 "U1" H 8300 2300 30 0000 C CNN
+F 1 "PORT" H 8250 2200 30 0000 C CNN
+F 2 "" H 8250 2200 60 0000 C CNN
+F 3 "" H 8250 2200 60 0000 C CNN
+ 12 8250 2200
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 13 1 681F658D
+P 8250 2950
+F 0 "U1" H 8300 3050 30 0000 C CNN
+F 1 "PORT" H 8250 2950 30 0000 C CNN
+F 2 "" H 8250 2950 60 0000 C CNN
+F 3 "" H 8250 2950 60 0000 C CNN
+ 13 8250 2950
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 14 1 681F65EE
+P 8250 3700
+F 0 "U1" H 8300 3800 30 0000 C CNN
+F 1 "PORT" H 8250 3700 30 0000 C CNN
+F 2 "" H 8250 3700 60 0000 C CNN
+F 3 "" H 8250 3700 60 0000 C CNN
+ 14 8250 3700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 15 1 681F6653
+P 8250 4450
+F 0 "U1" H 8300 4550 30 0000 C CNN
+F 1 "PORT" H 8250 4450 30 0000 C CNN
+F 2 "" H 8250 4450 60 0000 C CNN
+F 3 "" H 8250 4450 60 0000 C CNN
+ 15 8250 4450
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 16 1 681F66C6
+P 8250 5200
+F 0 "U1" H 8300 5300 30 0000 C CNN
+F 1 "PORT" H 8250 5200 30 0000 C CNN
+F 2 "" H 8250 5200 60 0000 C CNN
+F 3 "" H 8250 5200 60 0000 C CNN
+ 16 8250 5200
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 17 1 681F6731
+P 8250 5950
+F 0 "U1" H 8300 6050 30 0000 C CNN
+F 1 "PORT" H 8250 5950 30 0000 C CNN
+F 2 "" H 8250 5950 60 0000 C CNN
+F 3 "" H 8250 5950 60 0000 C CNN
+ 17 8250 5950
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 18 1 681F67A4
+P 8250 6700
+F 0 "U1" H 8300 6800 30 0000 C CNN
+F 1 "PORT" H 8250 6700 30 0000 C CNN
+F 2 "" H 8250 6700 60 0000 C CNN
+F 3 "" H 8250 6700 60 0000 C CNN
+ 18 8250 6700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 68215E7A
+P 3950 800
+F 0 "U1" H 4000 900 30 0000 C CNN
+F 1 "PORT" H 3950 800 30 0000 C CNN
+F 2 "" H 3950 800 60 0000 C CNN
+F 3 "" H 3950 800 60 0000 C CNN
+ 2 3950 800
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4200 800 6850 800
+Wire Wire Line
+ 6850 800 6850 6250
+$Comp
+L d_and U3
+U 1 1 68215F4D
+P 6950 1450
+F 0 "U3" H 6950 1450 60 0000 C CNN
+F 1 "d_and" H 7000 1550 60 0000 C CNN
+F 2 "" H 6950 1450 60 0000 C CNN
+F 3 "" H 6950 1450 60 0000 C CNN
+ 1 6950 1450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6850 1000 6500 1000
+Wire Wire Line
+ 6500 1000 6500 1350
+Wire Wire Line
+ 6500 1450 6250 1450
+Wire Wire Line
+ 7400 1400 7400 1450
+$Comp
+L d_and U4
+U 1 1 682160E0
+P 6950 2200
+F 0 "U4" H 6950 2200 60 0000 C CNN
+F 1 "d_and" H 7000 2300 60 0000 C CNN
+F 2 "" H 6950 2200 60 0000 C CNN
+F 3 "" H 6950 2200 60 0000 C CNN
+ 1 6950 2200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 1750 6500 2100
+Wire Wire Line
+ 6500 2200 6250 2200
+Wire Wire Line
+ 7400 2150 7400 2200
+Wire Wire Line
+ 6850 1750 6500 1750
+Connection ~ 6850 1000
+$Comp
+L d_and U5
+U 1 1 68216224
+P 6950 2950
+F 0 "U5" H 6950 2950 60 0000 C CNN
+F 1 "d_and" H 7000 3050 60 0000 C CNN
+F 2 "" H 6950 2950 60 0000 C CNN
+F 3 "" H 6950 2950 60 0000 C CNN
+ 1 6950 2950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 2500 6500 2850
+Wire Wire Line
+ 6500 2950 6250 2950
+Wire Wire Line
+ 6850 2500 6500 2500
+Connection ~ 6850 1750
+Wire Wire Line
+ 7400 2900 7400 2950
+$Comp
+L d_and U6
+U 1 1 68216384
+P 6950 3700
+F 0 "U6" H 6950 3700 60 0000 C CNN
+F 1 "d_and" H 7000 3800 60 0000 C CNN
+F 2 "" H 6950 3700 60 0000 C CNN
+F 3 "" H 6950 3700 60 0000 C CNN
+ 1 6950 3700
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 3250 6500 3600
+Wire Wire Line
+ 6500 3700 6250 3700
+Wire Wire Line
+ 7400 3650 7400 3700
+Wire Wire Line
+ 6850 3250 6500 3250
+Connection ~ 6850 2500
+$Comp
+L d_and U7
+U 1 1 68216E4F
+P 6950 4450
+F 0 "U7" H 6950 4450 60 0000 C CNN
+F 1 "d_and" H 7000 4550 60 0000 C CNN
+F 2 "" H 6950 4450 60 0000 C CNN
+F 3 "" H 6950 4450 60 0000 C CNN
+ 1 6950 4450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 4000 6500 4350
+Wire Wire Line
+ 6500 4450 6250 4450
+Wire Wire Line
+ 7400 4400 7400 4450
+Wire Wire Line
+ 6850 4000 6500 4000
+Connection ~ 6850 3250
+$Comp
+L d_and U8
+U 1 1 68216F80
+P 6950 5200
+F 0 "U8" H 6950 5200 60 0000 C CNN
+F 1 "d_and" H 7000 5300 60 0000 C CNN
+F 2 "" H 6950 5200 60 0000 C CNN
+F 3 "" H 6950 5200 60 0000 C CNN
+ 1 6950 5200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 4750 6500 5100
+Wire Wire Line
+ 6500 5200 6250 5200
+Wire Wire Line
+ 7400 5150 7400 5200
+Wire Wire Line
+ 6850 4750 6500 4750
+Connection ~ 6850 4000
+$Comp
+L d_and U9
+U 1 1 6821710F
+P 6950 5950
+F 0 "U9" H 6950 5950 60 0000 C CNN
+F 1 "d_and" H 7000 6050 60 0000 C CNN
+F 2 "" H 6950 5950 60 0000 C CNN
+F 3 "" H 6950 5950 60 0000 C CNN
+ 1 6950 5950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 5500 6500 5850
+Wire Wire Line
+ 6500 5950 6250 5950
+Wire Wire Line
+ 7400 5900 7400 5950
+Wire Wire Line
+ 6850 5500 6500 5500
+Connection ~ 6850 4750
+$Comp
+L d_and U10
+U 1 1 682172A8
+P 6950 6700
+F 0 "U10" H 6950 6700 60 0000 C CNN
+F 1 "d_and" H 7000 6800 60 0000 C CNN
+F 2 "" H 6950 6700 60 0000 C CNN
+F 3 "" H 6950 6700 60 0000 C CNN
+ 1 6950 6700
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 6250 6500 6600
+Wire Wire Line
+ 6500 6700 6250 6700
+Wire Wire Line
+ 7400 6650 7400 6700
+Wire Wire Line
+ 6850 6250 6500 6250
+Connection ~ 6850 5500
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sub b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sub
new file mode 100644
index 00000000..4a7b2475
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373.sub
@@ -0,0 +1,51 @@
+* Subcircuit ls373
+.subckt ls373 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ net-_u1-pad15_ net-_u1-pad16_ net-_u1-pad17_ net-_u1-pad18_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\ls373\ls373.cir
+.include 4d_375.sub
+x1 net-_u1-pad3_ net-_u2-pad2_ ? net-_u3-pad2_ 4d_375
+x2 net-_u1-pad4_ net-_u2-pad2_ ? net-_u4-pad2_ 4d_375
+x3 net-_u1-pad5_ net-_u2-pad2_ ? net-_u5-pad2_ 4d_375
+x4 net-_u1-pad6_ net-_u2-pad2_ ? net-_u6-pad2_ 4d_375
+x5 net-_u1-pad7_ net-_u2-pad2_ ? net-_u7-pad2_ 4d_375
+x6 net-_u1-pad8_ net-_u2-pad2_ ? net-_u8-pad2_ 4d_375
+x7 net-_u1-pad9_ net-_u2-pad2_ ? net-_u9-pad2_ 4d_375
+x8 net-_u1-pad10_ net-_u2-pad2_ ? net-_u10-pad2_ 4d_375
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u3 net-_u1-pad2_ net-_u3-pad2_ net-_u1-pad11_ d_and
+* u4 net-_u1-pad2_ net-_u4-pad2_ net-_u1-pad12_ d_and
+* u5 net-_u1-pad2_ net-_u5-pad2_ net-_u1-pad13_ d_and
+* u6 net-_u1-pad2_ net-_u6-pad2_ net-_u1-pad14_ d_and
+* u7 net-_u1-pad2_ net-_u7-pad2_ net-_u1-pad15_ d_and
+* u8 net-_u1-pad2_ net-_u8-pad2_ net-_u1-pad16_ d_and
+* u9 net-_u1-pad2_ net-_u9-pad2_ net-_u1-pad17_ d_and
+* u10 net-_u1-pad2_ net-_u10-pad2_ net-_u1-pad18_ d_and
+a1 net-_u1-pad1_ net-_u2-pad2_ u2
+a2 [net-_u1-pad2_ net-_u3-pad2_ ] net-_u1-pad11_ u3
+a3 [net-_u1-pad2_ net-_u4-pad2_ ] net-_u1-pad12_ u4
+a4 [net-_u1-pad2_ net-_u5-pad2_ ] net-_u1-pad13_ u5
+a5 [net-_u1-pad2_ net-_u6-pad2_ ] net-_u1-pad14_ u6
+a6 [net-_u1-pad2_ net-_u7-pad2_ ] net-_u1-pad15_ u7
+a7 [net-_u1-pad2_ net-_u8-pad2_ ] net-_u1-pad16_ u8
+a8 [net-_u1-pad2_ net-_u9-pad2_ ] net-_u1-pad17_ u9
+a9 [net-_u1-pad2_ net-_u10-pad2_ ] net-_u1-pad18_ u10
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u10 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends ls373 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373_Previous_Values.xml
new file mode 100644
index 00000000..dd6b790d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/ls373_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_and<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_and<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_and<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_and<field25 name="Enter Rise Delay (default=1.0e-9)" /><field26 name="Enter Fall Delay (default=1.0e-9)" /><field27 name="Enter Input Load (default=1.0e-12)" /></u10></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x1><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x2><x3><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x3><x4><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x4><x5><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x5><x6><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x6><x7><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x7><x8><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4d_375</field></x8></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573-cache.lib
new file mode 100644
index 00000000..2ac1dc3f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573-cache.lib
@@ -0,0 +1,172 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# DC
+#
+DEF DC v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "DC" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 w
+X - 2 0 -450 300 U 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_2
+#
+DEF adc_bridge_2 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_2" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -100 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X OUT1 3 550 50 200 L 50 50 1 1 O
+X OUT2 4 550 -50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_8
+#
+DEF adc_bridge_8 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_8" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -700 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X IN8 8 -600 -650 200 R 50 50 1 1 I
+X OUT1 9 550 50 200 L 50 50 1 1 O
+X OUT2 10 550 -50 200 L 50 50 1 1 O
+X OUT3 11 550 -150 200 L 50 50 1 1 O
+X OUT4 12 550 -250 200 L 50 50 1 1 O
+X OUT5 13 550 -350 200 L 50 50 1 1 O
+X OUT6 14 550 -450 200 L 50 50 1 1 O
+X OUT7 15 550 -550 200 L 50 50 1 1 O
+X OUT8 16 550 -650 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_8
+#
+DEF dac_bridge_8 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_8" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -700 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X IN8 8 -600 -650 200 R 50 50 1 1 I
+X OUT1 9 550 50 200 L 50 50 1 1 O
+X OUT2 10 550 -50 200 L 50 50 1 1 O
+X OUT3 11 550 -150 200 L 50 50 1 1 O
+X OUT4 12 550 -250 200 L 50 50 1 1 O
+X OUT5 13 550 -350 200 L 50 50 1 1 O
+X OUT6 14 550 -450 200 L 50 50 1 1 O
+X OUT7 15 550 -550 200 L 50 50 1 1 O
+X OUT8 16 550 -650 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# ls573
+#
+DEF ls573 x 0 40 Y Y 1 F N
+F0 "x" 50 -300 60 H V C CNN
+F1 "ls573" 0 1050 60 H V C CNN
+F2 "" 0 1050 60 H I C CNN
+F3 "" 0 1050 60 H I C CNN
+DRAW
+S 400 900 -400 -250 0 1 0 N
+X OE 1 -600 800 200 R 50 50 1 1 I
+X LE 2 -600 700 200 R 50 50 1 1 I
+X 1D 3 -600 550 200 R 50 50 1 1 I
+X 2D 4 -600 450 200 R 50 50 1 1 I
+X 3D 5 -600 350 200 R 50 50 1 1 I
+X 4D 6 -600 250 200 R 50 50 1 1 I
+X 5D 7 -600 150 200 R 50 50 1 1 I
+X 6D 8 -600 50 200 R 50 50 1 1 I
+X 7D 9 -600 -50 200 R 50 50 1 1 I
+X 8D 10 -600 -150 200 R 50 50 1 1 I
+X 1Q 11 600 800 200 L 50 50 1 1 O
+X 2Q 12 600 700 200 L 50 50 1 1 O
+X 3Q 13 600 600 200 L 50 50 1 1 O
+X 4Q 14 600 500 200 L 50 50 1 1 O
+X 5Q 15 600 400 200 L 50 50 1 1 O
+X 6Q 16 600 300 200 L 50 50 1 1 O
+X 7Q 17 600 200 200 L 50 50 1 1 O
+X 8Q 18 600 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir
new file mode 100644
index 00000000..ddc2f6a5
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir
@@ -0,0 +1,32 @@
+* C:\Users\Shanthipriya\eSim-Workspace\74ls573\74ls573.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/30/25 14:02:47
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 1D 2D 3D 4D 5D 6D 7D 8D Net-_U2-Pad9_ Net-_U2-Pad10_ Net-_U2-Pad11_ Net-_U2-Pad12_ Net-_U2-Pad13_ Net-_U2-Pad14_ Net-_U2-Pad15_ Net-_U2-Pad16_ adc_bridge_8
+U3 Net-_U3-Pad1_ Net-_U3-Pad2_ Net-_U3-Pad3_ Net-_U3-Pad4_ Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ 1Q 2Q 3Q 4Q 5Q 6Q 7Q 8Q dac_bridge_8
+U1 oe LE Net-_U1-Pad3_ Net-_U1-Pad4_ adc_bridge_2
+v3 1D GND pulse
+v4 2D GND pulse
+v5 3D GND pulse
+v6 4D GND pulse
+v7 5D GND pulse
+v8 6D GND pulse
+v9 7D GND pulse
+v10 8D GND pulse
+U4 1Q plot_v1
+U5 2Q plot_v1
+U6 3Q plot_v1
+U7 4Q plot_v1
+U8 5Q plot_v1
+U9 6Q plot_v1
+U10 7Q plot_v1
+U11 8Q plot_v1
+x1 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U2-Pad9_ Net-_U2-Pad10_ Net-_U2-Pad11_ Net-_U2-Pad12_ Net-_U2-Pad13_ Net-_U2-Pad14_ Net-_U2-Pad15_ Net-_U2-Pad16_ Net-_U3-Pad1_ Net-_U3-Pad2_ Net-_U3-Pad3_ Net-_U3-Pad4_ Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ ls573
+v1 oe GND DC
+v2 LE GND DC
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir.out
new file mode 100644
index 00000000..2b090dc7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.cir.out
@@ -0,0 +1,51 @@
+* c:\users\shanthipriya\esim-workspace\74ls573\74ls573.cir
+
+.include ls373.sub
+* u2 1d 2d 3d 4d 5d 6d 7d 8d net-_u2-pad9_ net-_u2-pad10_ net-_u2-pad11_ net-_u2-pad12_ net-_u2-pad13_ net-_u2-pad14_ net-_u2-pad15_ net-_u2-pad16_ adc_bridge_8
+* u3 net-_u3-pad1_ net-_u3-pad2_ net-_u3-pad3_ net-_u3-pad4_ net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ 1q 2q 3q 4q 5q 6q 7q 8q dac_bridge_8
+* u1 oe le net-_u1-pad3_ net-_u1-pad4_ adc_bridge_2
+v3 1d gnd pulse(0 5 0 1u 1u 4m 8m)
+v4 2d gnd pulse(0 5 0m 1u 1u 4m 8m)
+v5 3d gnd pulse(0 5 0 1u 1u 4m 8m)
+v6 4d gnd pulse(0 5 0 1u 1u 4m 8m)
+v7 5d gnd pulse(0 5 0 1u 1u 4m 8m)
+v8 6d gnd pulse(0 5 0 1u 1u 4m 8m)
+v9 7d gnd pulse(0 5 0 1u 1u 4m 8m)
+v10 8d gnd pulse(0 5 0 1u 1u 4m 8m)
+* u4 1q plot_v1
+* u5 2q plot_v1
+* u6 3q plot_v1
+* u7 4q plot_v1
+* u8 5q plot_v1
+* u9 6q plot_v1
+* u10 7q plot_v1
+* u11 8q plot_v1
+x1 net-_u1-pad3_ net-_u1-pad4_ net-_u2-pad9_ net-_u2-pad10_ net-_u2-pad11_ net-_u2-pad12_ net-_u2-pad13_ net-_u2-pad14_ net-_u2-pad15_ net-_u2-pad16_ net-_u3-pad1_ net-_u3-pad2_ net-_u3-pad3_ net-_u3-pad4_ net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ ls373
+v1 oe gnd dc 0
+v2 le gnd dc 5
+a1 [1d 2d 3d 4d 5d 6d 7d 8d ] [net-_u2-pad9_ net-_u2-pad10_ net-_u2-pad11_ net-_u2-pad12_ net-_u2-pad13_ net-_u2-pad14_ net-_u2-pad15_ net-_u2-pad16_ ] u2
+a2 [net-_u3-pad1_ net-_u3-pad2_ net-_u3-pad3_ net-_u3-pad4_ net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ ] [1q 2q 3q 4q 5q 6q 7q 8q ] u3
+a3 [oe le ] [net-_u1-pad3_ net-_u1-pad4_ ] u1
+* Schematic Name: adc_bridge_8, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_8, NgSpice Name: dac_bridge
+.model u3 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u1 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+.tran 10e-06 100e-03 0e-09
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(1q)
+plot v(2q)
+plot v(3q)
+plot v(4q)
+plot v(5q)
+plot v(6q)
+plot v(7q)
+plot v(8q)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.pro b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.proj b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.proj
new file mode 100644
index 00000000..a51ca27b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.proj
@@ -0,0 +1 @@
+schematicFile 74ls373.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.sch b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.sch
new file mode 100644
index 00000000..0ca11790
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573.sch
@@ -0,0 +1,614 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:74ls573-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L adc_bridge_8 U2
+U 1 1 681F4F2B
+P 4400 3000
+F 0 "U2" H 4400 3000 60 0000 C CNN
+F 1 "adc_bridge_8" H 4400 3150 60 0000 C CNN
+F 2 "" H 4400 3000 60 0000 C CNN
+F 3 "" H 4400 3000 60 0000 C CNN
+ 1 4400 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L dac_bridge_8 U3
+U 1 1 681F4F66
+P 6750 2750
+F 0 "U3" H 6750 2750 60 0000 C CNN
+F 1 "dac_bridge_8" H 6750 2900 60 0000 C CNN
+F 2 "" H 6750 2750 60 0000 C CNN
+F 3 "" H 6750 2750 60 0000 C CNN
+ 1 6750 2750
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_2 U1
+U 1 1 681F4FB3
+P 4400 2700
+F 0 "U1" H 4400 2700 60 0000 C CNN
+F 1 "adc_bridge_2" H 4400 2850 60 0000 C CNN
+F 2 "" H 4400 2700 60 0000 C CNN
+F 3 "" H 4400 2700 60 0000 C CNN
+ 1 4400 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 681F5109
+P 750 3900
+F 0 "#PWR01" H 750 3650 50 0001 C CNN
+F 1 "GND" H 750 3750 50 0000 C CNN
+F 2 "" H 750 3900 50 0001 C CNN
+F 3 "" H 750 3900 50 0001 C CNN
+ 1 750 3900
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 681F5129
+P 1150 4150
+F 0 "#PWR02" H 1150 3900 50 0001 C CNN
+F 1 "GND" H 1150 4000 50 0000 C CNN
+F 2 "" H 1150 4150 50 0001 C CNN
+F 3 "" H 1150 4150 50 0001 C CNN
+ 1 1150 4150
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v3
+U 1 1 681F5173
+P 1500 4850
+F 0 "v3" H 1300 4950 60 0000 C CNN
+F 1 "pulse" H 1300 4800 60 0000 C CNN
+F 2 "R1" H 1200 4850 60 0000 C CNN
+F 3 "" H 1500 4850 60 0000 C CNN
+ 1 1500 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v4
+U 1 1 681F51F8
+P 1900 4850
+F 0 "v4" H 1700 4950 60 0000 C CNN
+F 1 "pulse" H 1700 4800 60 0000 C CNN
+F 2 "R1" H 1600 4850 60 0000 C CNN
+F 3 "" H 1900 4850 60 0000 C CNN
+ 1 1900 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 681F5233
+P 1500 5550
+F 0 "#PWR03" H 1500 5300 50 0001 C CNN
+F 1 "GND" H 1500 5400 50 0000 C CNN
+F 2 "" H 1500 5550 50 0001 C CNN
+F 3 "" H 1500 5550 50 0001 C CNN
+ 1 1500 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 681F5257
+P 1900 5550
+F 0 "#PWR04" H 1900 5300 50 0001 C CNN
+F 1 "GND" H 1900 5400 50 0000 C CNN
+F 2 "" H 1900 5550 50 0001 C CNN
+F 3 "" H 1900 5550 50 0001 C CNN
+ 1 1900 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v5
+U 1 1 681F52DE
+P 2300 4850
+F 0 "v5" H 2100 4950 60 0000 C CNN
+F 1 "pulse" H 2100 4800 60 0000 C CNN
+F 2 "R1" H 2000 4850 60 0000 C CNN
+F 3 "" H 2300 4850 60 0000 C CNN
+ 1 2300 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v6
+U 1 1 681F52E4
+P 2700 4850
+F 0 "v6" H 2500 4950 60 0000 C CNN
+F 1 "pulse" H 2500 4800 60 0000 C CNN
+F 2 "R1" H 2400 4850 60 0000 C CNN
+F 3 "" H 2700 4850 60 0000 C CNN
+ 1 2700 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 681F52EA
+P 2300 5550
+F 0 "#PWR05" H 2300 5300 50 0001 C CNN
+F 1 "GND" H 2300 5400 50 0000 C CNN
+F 2 "" H 2300 5550 50 0001 C CNN
+F 3 "" H 2300 5550 50 0001 C CNN
+ 1 2300 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR06
+U 1 1 681F52F0
+P 2700 5550
+F 0 "#PWR06" H 2700 5300 50 0001 C CNN
+F 1 "GND" H 2700 5400 50 0000 C CNN
+F 2 "" H 2700 5550 50 0001 C CNN
+F 3 "" H 2700 5550 50 0001 C CNN
+ 1 2700 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v7
+U 1 1 681F5390
+P 3100 4850
+F 0 "v7" H 2900 4950 60 0000 C CNN
+F 1 "pulse" H 2900 4800 60 0000 C CNN
+F 2 "R1" H 2800 4850 60 0000 C CNN
+F 3 "" H 3100 4850 60 0000 C CNN
+ 1 3100 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v8
+U 1 1 681F5396
+P 3500 4850
+F 0 "v8" H 3300 4950 60 0000 C CNN
+F 1 "pulse" H 3300 4800 60 0000 C CNN
+F 2 "R1" H 3200 4850 60 0000 C CNN
+F 3 "" H 3500 4850 60 0000 C CNN
+ 1 3500 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR07
+U 1 1 681F539C
+P 3100 5550
+F 0 "#PWR07" H 3100 5300 50 0001 C CNN
+F 1 "GND" H 3100 5400 50 0000 C CNN
+F 2 "" H 3100 5550 50 0001 C CNN
+F 3 "" H 3100 5550 50 0001 C CNN
+ 1 3100 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR08
+U 1 1 681F53A2
+P 3500 5550
+F 0 "#PWR08" H 3500 5300 50 0001 C CNN
+F 1 "GND" H 3500 5400 50 0000 C CNN
+F 2 "" H 3500 5550 50 0001 C CNN
+F 3 "" H 3500 5550 50 0001 C CNN
+ 1 3500 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v9
+U 1 1 681F53AA
+P 3900 4850
+F 0 "v9" H 3700 4950 60 0000 C CNN
+F 1 "pulse" H 3700 4800 60 0000 C CNN
+F 2 "R1" H 3600 4850 60 0000 C CNN
+F 3 "" H 3900 4850 60 0000 C CNN
+ 1 3900 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v10
+U 1 1 681F53B0
+P 4300 4850
+F 0 "v10" H 4100 4950 60 0000 C CNN
+F 1 "pulse" H 4100 4800 60 0000 C CNN
+F 2 "R1" H 4000 4850 60 0000 C CNN
+F 3 "" H 4300 4850 60 0000 C CNN
+ 1 4300 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR09
+U 1 1 681F53B6
+P 3900 5550
+F 0 "#PWR09" H 3900 5300 50 0001 C CNN
+F 1 "GND" H 3900 5400 50 0000 C CNN
+F 2 "" H 3900 5550 50 0001 C CNN
+F 3 "" H 3900 5550 50 0001 C CNN
+ 1 3900 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR010
+U 1 1 681F53BC
+P 4300 5550
+F 0 "#PWR010" H 4300 5300 50 0001 C CNN
+F 1 "GND" H 4300 5400 50 0000 C CNN
+F 2 "" H 4300 5550 50 0001 C CNN
+F 3 "" H 4300 5550 50 0001 C CNN
+ 1 4300 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U4
+U 1 1 681F551B
+P 7700 2900
+F 0 "U4" H 7700 3400 60 0000 C CNN
+F 1 "plot_v1" H 7900 3250 60 0000 C CNN
+F 2 "" H 7700 2900 60 0000 C CNN
+F 3 "" H 7700 2900 60 0000 C CNN
+ 1 7700 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U5
+U 1 1 681F5580
+P 8100 2900
+F 0 "U5" H 8100 3400 60 0000 C CNN
+F 1 "plot_v1" H 8300 3250 60 0000 C CNN
+F 2 "" H 8100 2900 60 0000 C CNN
+F 3 "" H 8100 2900 60 0000 C CNN
+ 1 8100 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U6
+U 1 1 681F55C9
+P 8450 2900
+F 0 "U6" H 8450 3400 60 0000 C CNN
+F 1 "plot_v1" H 8650 3250 60 0000 C CNN
+F 2 "" H 8450 2900 60 0000 C CNN
+F 3 "" H 8450 2900 60 0000 C CNN
+ 1 8450 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 681F560E
+P 8850 2900
+F 0 "U7" H 8850 3400 60 0000 C CNN
+F 1 "plot_v1" H 9050 3250 60 0000 C CNN
+F 2 "" H 8850 2900 60 0000 C CNN
+F 3 "" H 8850 2900 60 0000 C CNN
+ 1 8850 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 681F5657
+P 9300 2900
+F 0 "U8" H 9300 3400 60 0000 C CNN
+F 1 "plot_v1" H 9500 3250 60 0000 C CNN
+F 2 "" H 9300 2900 60 0000 C CNN
+F 3 "" H 9300 2900 60 0000 C CNN
+ 1 9300 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U9
+U 1 1 681F569E
+P 9700 2900
+F 0 "U9" H 9700 3400 60 0000 C CNN
+F 1 "plot_v1" H 9900 3250 60 0000 C CNN
+F 2 "" H 9700 2900 60 0000 C CNN
+F 3 "" H 9700 2900 60 0000 C CNN
+ 1 9700 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U10
+U 1 1 681F56DF
+P 10100 2900
+F 0 "U10" H 10100 3400 60 0000 C CNN
+F 1 "plot_v1" H 10300 3250 60 0000 C CNN
+F 2 "" H 10100 2900 60 0000 C CNN
+F 3 "" H 10100 2900 60 0000 C CNN
+ 1 10100 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U11
+U 1 1 681F5728
+P 10500 2900
+F 0 "U11" H 10500 3400 60 0000 C CNN
+F 1 "plot_v1" H 10700 3250 60 0000 C CNN
+F 2 "" H 10500 2900 60 0000 C CNN
+F 3 "" H 10500 2900 60 0000 C CNN
+ 1 10500 2900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4950 2650 4950 2700
+Wire Wire Line
+ 4950 2750 4950 2800
+Wire Wire Line
+ 750 2650 3800 2650
+Wire Wire Line
+ 3800 2750 1150 2750
+Wire Wire Line
+ 1150 2750 1150 2900
+Wire Wire Line
+ 750 3900 750 3550
+Wire Wire Line
+ 1150 3800 1150 4150
+Wire Wire Line
+ 1500 5550 1500 5300
+Wire Wire Line
+ 1900 5550 1900 5300
+Wire Wire Line
+ 2300 5550 2300 5300
+Wire Wire Line
+ 2700 5550 2700 5300
+Wire Wire Line
+ 3100 5550 3100 5300
+Wire Wire Line
+ 3500 5550 3500 5300
+Wire Wire Line
+ 3900 5550 3900 5300
+Wire Wire Line
+ 4300 5550 4300 5300
+Wire Wire Line
+ 4300 4400 4300 3800
+Wire Wire Line
+ 4300 3800 3800 3800
+Wire Wire Line
+ 3800 3800 3800 3650
+Wire Wire Line
+ 3900 3900 3900 4400
+Wire Wire Line
+ 2850 3900 3900 3900
+Wire Wire Line
+ 3700 3900 3700 3550
+Wire Wire Line
+ 3700 3550 3800 3550
+Wire Wire Line
+ 3500 4400 3500 3450
+Wire Wire Line
+ 3500 3450 3800 3450
+Wire Wire Line
+ 3100 4400 3100 3350
+Wire Wire Line
+ 3100 3350 3800 3350
+Wire Wire Line
+ 2700 4400 2700 3250
+Wire Wire Line
+ 2700 3250 3800 3250
+Wire Wire Line
+ 2300 4400 2300 3150
+Wire Wire Line
+ 2300 3150 3800 3150
+Wire Wire Line
+ 1900 4400 1900 3050
+Wire Wire Line
+ 1650 3050 3800 3050
+Wire Wire Line
+ 1500 4400 1500 2950
+Wire Wire Line
+ 1450 2950 3800 2950
+Wire Wire Line
+ 7700 2700 7300 2700
+Wire Wire Line
+ 8100 2700 8100 2800
+Wire Wire Line
+ 8100 2800 7300 2800
+Wire Wire Line
+ 8450 2700 8450 2900
+Wire Wire Line
+ 8450 2900 7300 2900
+Wire Wire Line
+ 8850 2700 8850 3000
+Wire Wire Line
+ 8850 3000 7300 3000
+Wire Wire Line
+ 9300 2700 9300 3100
+Wire Wire Line
+ 9300 3100 7300 3100
+Wire Wire Line
+ 7300 3200 9700 3200
+Wire Wire Line
+ 9700 3200 9700 2700
+Wire Wire Line
+ 7300 3300 10100 3300
+Wire Wire Line
+ 10100 3300 10100 2700
+Wire Wire Line
+ 7300 3400 10500 3400
+Wire Wire Line
+ 10500 3400 10500 2700
+Text GLabel 7450 3750 0 60 Input ~ 0
+1Q
+Wire Wire Line
+ 7450 3750 7450 2700
+Connection ~ 7450 2700
+Text GLabel 7650 3850 0 60 Input ~ 0
+2Q
+Text GLabel 7850 3950 0 60 Input ~ 0
+3Q
+Text GLabel 8050 4050 0 60 Input ~ 0
+4Q
+Wire Wire Line
+ 7850 3950 7850 2900
+Connection ~ 7850 2900
+Text GLabel 8300 4150 0 60 Input ~ 0
+5Q
+Text GLabel 8500 4250 0 60 Input ~ 0
+6Q
+Text GLabel 8700 4350 0 60 Input ~ 0
+7Q
+Text GLabel 8900 4450 0 60 Input ~ 0
+8Q
+Wire Wire Line
+ 8500 4250 8500 3200
+Connection ~ 8500 3200
+Text GLabel 2900 1500 2 60 Input ~ 0
+8D
+Wire Wire Line
+ 2900 1500 2900 3950
+Text GLabel 2700 1400 2 60 Input ~ 0
+7D
+Wire Wire Line
+ 2700 1400 2700 2900
+Text GLabel 2500 1300 2 60 Input ~ 0
+6D
+Text GLabel 2300 1200 2 60 Input ~ 0
+5D
+Wire Wire Line
+ 2300 1200 2300 2500
+Wire Wire Line
+ 2500 1300 2500 4100
+Text GLabel 2050 1100 2 60 Input ~ 0
+4D
+Wire Wire Line
+ 2050 1100 2050 3800
+Text GLabel 1850 1000 2 60 Input ~ 0
+3D
+Text GLabel 1650 900 2 60 Input ~ 0
+2D
+Text GLabel 1450 800 2 60 Input ~ 0
+1D
+Wire Wire Line
+ 1450 800 1450 2950
+Wire Wire Line
+ 1650 900 1650 3050
+Wire Wire Line
+ 1850 1000 1850 3350
+Connection ~ 1500 2950
+Connection ~ 1900 3050
+Wire Wire Line
+ 1850 3350 2300 3350
+Connection ~ 2300 3350
+Wire Wire Line
+ 2050 3800 2700 3800
+Connection ~ 2700 3800
+Wire Wire Line
+ 2300 2500 2400 2500
+Wire Wire Line
+ 2400 2500 2400 4050
+Wire Wire Line
+ 2400 4050 3100 4050
+Connection ~ 3100 4050
+Wire Wire Line
+ 2500 4100 3500 4100
+Connection ~ 3500 4100
+Wire Wire Line
+ 2700 2900 2850 2900
+Wire Wire Line
+ 2850 2900 2850 3900
+Connection ~ 3700 3900
+Wire Wire Line
+ 2900 3950 4300 3950
+Connection ~ 4300 3950
+Wire Wire Line
+ 8050 4050 8050 3000
+Connection ~ 8050 3000
+Wire Wire Line
+ 8300 4150 8300 3100
+Connection ~ 8300 3100
+Wire Wire Line
+ 8900 4450 8900 3400
+Connection ~ 8900 3400
+Wire Wire Line
+ 7650 3850 7650 2800
+Connection ~ 7650 2800
+Wire Wire Line
+ 8700 4350 8700 3300
+Connection ~ 8700 3300
+$Comp
+L ls573 x1
+U 1 1 68215BF4
+P 5550 3500
+F 0 "x1" H 5600 3200 60 0000 C CNN
+F 1 "ls573" H 5550 4550 60 0000 C CNN
+F 2 "" H 5550 4550 60 0001 C CNN
+F 3 "" H 5550 4550 60 0001 C CNN
+ 1 5550 3500
+ 1 0 0 -1
+$EndComp
+Text GLabel 750 1800 2 60 Input ~ 0
+oe
+Wire Wire Line
+ 750 1800 750 2650
+Connection ~ 1200 2750
+Text GLabel 1200 1900 2 60 Input ~ 0
+LE
+Wire Wire Line
+ 1200 1900 1200 2750
+$Comp
+L DC v1
+U 1 1 68396D07
+P 750 3100
+F 0 "v1" H 550 3200 60 0000 C CNN
+F 1 "DC" H 550 3050 60 0000 C CNN
+F 2 "R1" H 450 3100 60 0000 C CNN
+F 3 "" H 750 3100 60 0000 C CNN
+ 1 750 3100
+ 1 0 0 -1
+$EndComp
+$Comp
+L DC v2
+U 1 1 68396D5A
+P 1150 3350
+F 0 "v2" H 950 3450 60 0000 C CNN
+F 1 "DC" H 950 3300 60 0000 C CNN
+F 2 "R1" H 850 3350 60 0000 C CNN
+F 3 "" H 1150 3350 60 0000 C CNN
+ 1 1150 3350
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573_Previous_Values.xml
new file mode 100644
index 00000000..dc8b5216
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54als573/sn54als573_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">dc<field1 name="Value">0</field1></v1><v2 name="Source type">dc<field1 name="Value">5</field1></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0m</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v4><v5 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v5><v6 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v6><v7 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v7><v8 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v8><v9 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v9><v10 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v10><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0m</field3><field4 name="Rise Time">1u</field4><field5 name="Fall Time">1u</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v2></source><model><u2 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u2><u3 name="type">dac_bridge<field5 name="Enter value for out_low (default=0.0)" /><field6 name="Enter value for out_high (default=5.0)" /><field7 name="Enter value for out_undef (default=0.5)" /><field8 name="Enter value for input load (default=1.0e-12)" /><field9 name="Enter the Rise Time (default=1.0e-9)" /><field10 name="Enter the Fall Time (default=1.0e-9)" /></u3><u1 name="type">adc_bridge<field11 name="Enter value for in_low (default=1.0)" /><field12 name="Enter value for in_high (default=2.0)" /><field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /></u1></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\ls373</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">10</field2><field3 name="Stop Time">100</field3><field4 name="Start Combo">ns</field4><field5 name="Step Combo">us</field5><field6 name="Stop Combo">ms</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and-cache.lib
new file mode 100644
index 00000000..af058641
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir
new file mode 100644
index 00000000..ba296cf0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir
@@ -0,0 +1,13 @@
+* C:\Users\malli\eSim\src\SubcircuitLibrary\3_and\3_and.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 03/26/19 18:42:57
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_and
+U3 Net-_U2-Pad3_ Net-_U1-Pad3_ Net-_U1-Pad4_ d_and
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir.out
new file mode 100644
index 00000000..d7cf79a0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.cir.out
@@ -0,0 +1,20 @@
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.pro
new file mode 100644
index 00000000..00597a5a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.pro
@@ -0,0 +1,43 @@
+update=05/31/19 15:26:09
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=../../../kicadSchematicLibrary
+[eeschema/libraries]
+LibName1=eSim_Analog
+LibName2=eSim_Devices
+LibName3=eSim_Digital
+LibName4=eSim_Hybrid
+LibName5=eSim_Miscellaneous
+LibName6=eSim_Plot
+LibName7=eSim_Power
+LibName8=eSim_User
+LibName9=eSim_Sources
+LibName10=eSim_Subckt
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sch
new file mode 100644
index 00000000..d6ac89f9
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sch
@@ -0,0 +1,130 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Plot
+LIBS:eSim_Power
+LIBS:eSim_PSpice
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_User
+LIBS:3_and-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_and U2
+U 1 1 5C9A24D8
+P 4250 2700
+F 0 "U2" H 4250 2700 60 0000 C CNN
+F 1 "d_and" H 4300 2800 60 0000 C CNN
+F 2 "" H 4250 2700 60 0000 C CNN
+F 3 "" H 4250 2700 60 0000 C CNN
+ 1 4250 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U3
+U 1 1 5C9A2538
+P 5150 2900
+F 0 "U3" H 5150 2900 60 0000 C CNN
+F 1 "d_and" H 5200 3000 60 0000 C CNN
+F 2 "" H 5150 2900 60 0000 C CNN
+F 3 "" H 5150 2900 60 0000 C CNN
+ 1 5150 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 5C9A259A
+P 3050 2600
+F 0 "U1" H 3100 2700 30 0000 C CNN
+F 1 "PORT" H 3050 2600 30 0000 C CNN
+F 2 "" H 3050 2600 60 0000 C CNN
+F 3 "" H 3050 2600 60 0000 C CNN
+ 1 3050 2600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 5C9A25D9
+P 3050 2800
+F 0 "U1" H 3100 2900 30 0000 C CNN
+F 1 "PORT" H 3050 2800 30 0000 C CNN
+F 2 "" H 3050 2800 60 0000 C CNN
+F 3 "" H 3050 2800 60 0000 C CNN
+ 2 3050 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 5C9A260A
+P 3050 3100
+F 0 "U1" H 3100 3200 30 0000 C CNN
+F 1 "PORT" H 3050 3100 30 0000 C CNN
+F 2 "" H 3050 3100 60 0000 C CNN
+F 3 "" H 3050 3100 60 0000 C CNN
+ 3 3050 3100
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 5C9A2637
+P 6900 2850
+F 0 "U1" H 6950 2950 30 0000 C CNN
+F 1 "PORT" H 6900 2850 30 0000 C CNN
+F 2 "" H 6900 2850 60 0000 C CNN
+F 3 "" H 6900 2850 60 0000 C CNN
+ 4 6900 2850
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 4700 2650 4700 2800
+Wire Wire Line
+ 5600 2850 6650 2850
+Wire Wire Line
+ 3800 2600 3300 2600
+Wire Wire Line
+ 3800 2700 3300 2700
+Wire Wire Line
+ 3300 2700 3300 2800
+Wire Wire Line
+ 3300 3100 4700 3100
+Wire Wire Line
+ 4700 3100 4700 2900
+Text Notes 3500 2600 0 60 ~ 12
+in1
+Text Notes 3450 2800 0 60 ~ 12
+in2\n
+Text Notes 3500 3100 0 60 ~ 12
+in3
+Text Notes 6100 2850 0 60 ~ 12
+out
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sub
new file mode 100644
index 00000000..3d9120bb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and.sub
@@ -0,0 +1,14 @@
+* Subcircuit 3_and
+.subckt 3_and net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends 3_and \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and_Previous_Values.xml
new file mode 100644
index 00000000..abc5faaa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/3_and_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_and<field1 name="Enter Fall Delay (default=1.0e-9)" /><field2 name="Enter Input Load (default=1.0e-12)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /></u2><u3 name="type">d_and<field4 name="Enter Fall Delay (default=1.0e-9)" /><field5 name="Enter Input Load (default=1.0e-12)" /><field6 name="Enter Rise Delay (default=1.0e-9)" /></u3></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">Sec</field4><field5 name="Step Combo">Sec</field5><field6 name="Stop Combo">Sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR-cache.lib
new file mode 100644
index 00000000..155f5e60
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR-cache.lib
@@ -0,0 +1,63 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir
new file mode 100644
index 00000000..b338b7b5
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir
@@ -0,0 +1,14 @@
+* C:\Users\malli\eSim\src\SubcircuitLibrary\4_OR\4_OR.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 03/28/19 22:47:12
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_or
+U3 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U3-Pad3_ d_or
+U4 Net-_U2-Pad3_ Net-_U3-Pad3_ Net-_U1-Pad5_ d_or
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir.out
new file mode 100644
index 00000000..adb6b01b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.cir.out
@@ -0,0 +1,24 @@
+* c:\users\malli\esim\src\subcircuitlibrary\4_or\4_or.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_or
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_or
+* u4 net-_u2-pad3_ net-_u3-pad3_ net-_u1-pad5_ d_or
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u1-pad5_ u4
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u2 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u3 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u4 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.pro
new file mode 100644
index 00000000..881563eb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.pro
@@ -0,0 +1,44 @@
+update=06/01/19 12:36:09
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=../../../kicadSchematicLibrary
+[eeschema/libraries]
+LibName1=power
+LibName2=eSim_Analog
+LibName3=eSim_Devices
+LibName4=eSim_Digital
+LibName5=eSim_Hybrid
+LibName6=eSim_Miscellaneous
+LibName7=eSim_Plot
+LibName8=eSim_Power
+LibName9=eSim_User
+LibName10=eSim_Sources
+LibName11=eSim_Subckt
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sch
new file mode 100644
index 00000000..11896865
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sch
@@ -0,0 +1,150 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Plot
+LIBS:eSim_Power
+LIBS:eSim_PSpice
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_User
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_or U2
+U 1 1 5C9D00E1
+P 4300 2950
+F 0 "U2" H 4300 2950 60 0000 C CNN
+F 1 "d_or" H 4300 3050 60 0000 C CNN
+F 2 "" H 4300 2950 60 0000 C CNN
+F 3 "" H 4300 2950 60 0000 C CNN
+ 1 4300 2950
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U3
+U 1 1 5C9D011F
+P 4300 3350
+F 0 "U3" H 4300 3350 60 0000 C CNN
+F 1 "d_or" H 4300 3450 60 0000 C CNN
+F 2 "" H 4300 3350 60 0000 C CNN
+F 3 "" H 4300 3350 60 0000 C CNN
+ 1 4300 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U4
+U 1 1 5C9D0141
+P 5250 3150
+F 0 "U4" H 5250 3150 60 0000 C CNN
+F 1 "d_or" H 5250 3250 60 0000 C CNN
+F 2 "" H 5250 3150 60 0000 C CNN
+F 3 "" H 5250 3150 60 0000 C CNN
+ 1 5250 3150
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4800 3050 4800 2900
+Wire Wire Line
+ 4800 2900 4750 2900
+Wire Wire Line
+ 4800 3150 4800 3300
+Wire Wire Line
+ 4800 3300 4750 3300
+Wire Wire Line
+ 3350 2850 3850 2850
+Wire Wire Line
+ 3850 2950 3600 2950
+Wire Wire Line
+ 3850 3250 3350 3250
+Wire Wire Line
+ 3600 2950 3600 3000
+Wire Wire Line
+ 3600 3000 3350 3000
+Wire Wire Line
+ 3850 3350 3850 3400
+Wire Wire Line
+ 3850 3400 3350 3400
+Wire Wire Line
+ 5700 3100 6200 3100
+$Comp
+L PORT U1
+U 1 1 5C9D01F4
+P 3100 2850
+F 0 "U1" H 3150 2950 30 0000 C CNN
+F 1 "PORT" H 3100 2850 30 0000 C CNN
+F 2 "" H 3100 2850 60 0000 C CNN
+F 3 "" H 3100 2850 60 0000 C CNN
+ 1 3100 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 5C9D022F
+P 3100 3000
+F 0 "U1" H 3150 3100 30 0000 C CNN
+F 1 "PORT" H 3100 3000 30 0000 C CNN
+F 2 "" H 3100 3000 60 0000 C CNN
+F 3 "" H 3100 3000 60 0000 C CNN
+ 2 3100 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 5C9D0271
+P 3100 3250
+F 0 "U1" H 3150 3350 30 0000 C CNN
+F 1 "PORT" H 3100 3250 30 0000 C CNN
+F 2 "" H 3100 3250 60 0000 C CNN
+F 3 "" H 3100 3250 60 0000 C CNN
+ 3 3100 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 5C9D0299
+P 3100 3400
+F 0 "U1" H 3150 3500 30 0000 C CNN
+F 1 "PORT" H 3100 3400 30 0000 C CNN
+F 2 "" H 3100 3400 60 0000 C CNN
+F 3 "" H 3100 3400 60 0000 C CNN
+ 4 3100 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 5C9D02C2
+P 6450 3100
+F 0 "U1" H 6500 3200 30 0000 C CNN
+F 1 "PORT" H 6450 3100 30 0000 C CNN
+F 2 "" H 6450 3100 60 0000 C CNN
+F 3 "" H 6450 3100 60 0000 C CNN
+ 5 6450 3100
+ -1 0 0 1
+$EndComp
+Text Notes 3450 2850 0 60 ~ 12
+in1
+Text Notes 3450 3000 0 60 ~ 12
+in2
+Text Notes 3450 3250 0 60 ~ 12
+in3
+Text Notes 3450 3400 0 60 ~ 12
+in4
+Text Notes 5800 3100 0 60 ~ 12
+out
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sub
new file mode 100644
index 00000000..d1fd3a24
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR.sub
@@ -0,0 +1,18 @@
+* Subcircuit 4_OR
+.subckt 4_OR net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_
+* c:\users\malli\esim\src\subcircuitlibrary\4_or\4_or.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_or
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_or
+* u4 net-_u2-pad3_ net-_u3-pad3_ net-_u1-pad5_ d_or
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a3 [net-_u2-pad3_ net-_u3-pad3_ ] net-_u1-pad5_ u4
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u2 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u3 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u4 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends 4_OR \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR_Previous_Values.xml
new file mode 100644
index 00000000..0683d9eb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/4_OR_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_or<field1 name="Enter Fall Delay (default=1.0e-9)" /><field2 name="Enter Input Load (default=1.0e-12)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /></u2><u3 name="type">d_or<field4 name="Enter Fall Delay (default=1.0e-9)" /><field5 name="Enter Input Load (default=1.0e-12)" /><field6 name="Enter Rise Delay (default=1.0e-9)" /></u3><u4 name="type">d_or<field7 name="Enter Fall Delay (default=1.0e-9)" /><field8 name="Enter Input Load (default=1.0e-12)" /><field9 name="Enter Rise Delay (default=1.0e-9)" /></u4></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">Sec</field4><field5 name="Step Combo">Sec</field5><field6 name="Stop Combo">Sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47-cache.lib
new file mode 100644
index 00000000..78d3995f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47-cache.lib
@@ -0,0 +1,300 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_and
+#
+DEF 3_and X 0 40 Y Y 1 F N
+F0 "X" 100 -50 60 H V C CNN
+F1 "3_and" 150 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 150 50 158 716 -716 0 1 0 N 200 200 200 -100
+P 2 0 1 0 -150 200 200 200 N
+P 3 0 1 0 -150 200 -150 -100 200 -100 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X out 4 500 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# a_origin
+#
+DEF a_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "a_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -100 0 1 0 N
+X w 1 -450 250 200 R 50 50 1 1 I
+X x 2 -450 150 200 R 50 50 1 1 I
+X y 3 -450 50 200 R 50 50 1 1 I
+X z 4 -450 -50 200 R 50 50 1 1 I
+X a 5 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_3
+#
+DEF adc_bridge_3 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_3" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -200 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X OUT1 4 550 50 200 L 50 50 1 1 O
+X OUT2 5 550 -50 200 L 50 50 1 1 O
+X OUT3 6 550 -150 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_4
+#
+DEF adc_bridge_4 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_4" 0 300 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -350 350 350 -200 0 1 0 N
+X IN1 1 -550 200 200 R 50 50 1 1 I
+X IN2 2 -550 100 200 R 50 50 1 1 I
+X IN3 3 -550 0 200 R 50 50 1 1 I
+X IN4 4 -550 -100 200 R 50 50 1 1 I
+X OUT1 5 550 200 200 L 50 50 1 1 O
+X OUT2 6 550 100 200 L 50 50 1 1 O
+X OUT3 7 550 0 200 L 50 50 1 1 O
+X OUT4 8 550 -100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# b_origin
+#
+DEF b_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "b_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -100 0 1 0 N
+X w 1 -450 250 200 R 50 50 1 1 I
+X x 2 -450 150 200 R 50 50 1 1 I
+X y 3 -450 50 200 R 50 50 1 1 I
+X z 4 -450 -50 200 R 50 50 1 1 I
+X b 5 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# c_origin
+#
+DEF c_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "c_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -100 0 1 0 N
+X w 1 -450 250 200 R 50 50 1 1 I
+X x 2 -450 150 200 R 50 50 1 1 I
+X y 3 -450 50 200 R 50 50 1 1 I
+X z 4 -450 -50 200 R 50 50 1 1 I
+X c 5 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_origin
+#
+DEF d_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "d_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -50 0 1 0 N
+X x 1 -450 250 200 R 50 50 1 1 I
+X y 2 -450 150 200 R 50 50 1 1 I
+X z 3 -450 50 200 R 50 50 1 1 I
+X d 4 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_7
+#
+DEF dac_bridge_7 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_7" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -600 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X OUT1 8 550 50 200 L 50 50 1 1 O
+X OUT2 9 550 -50 200 L 50 50 1 1 O
+X OUT3 10 550 -150 200 L 50 50 1 1 O
+X OUT4 11 550 -250 200 L 50 50 1 1 O
+X OUT5 12 550 -350 200 L 50 50 1 1 O
+X OUT6 13 550 -450 200 L 50 50 1 1 O
+X OUT7 14 550 -550 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# e_origin
+#
+DEF e_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -400 60 H V C CNN
+F1 "e_origin" 0 250 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 200 -250 -200 0 1 0 N
+X x 1 -450 100 200 R 50 50 1 1 I
+X y 2 -450 0 200 R 50 50 1 1 I
+X z 3 -450 -100 200 R 50 50 1 1 I
+X e 4 450 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# f_origin
+#
+DEF f_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "f_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -100 0 1 0 N
+X w 1 -450 250 200 R 50 50 1 1 I
+X x 2 -450 150 200 R 50 50 1 1 I
+X y 3 -450 50 200 R 50 50 1 1 I
+X z 4 -450 -50 200 R 50 50 1 1 I
+X f 5 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# g_origin
+#
+DEF g_origin X 0 40 Y Y 1 F N
+F0 "X" 0 -200 60 H V C CNN
+F1 "g_origin" 0 350 60 H V C CNN
+F2 "" 0 0 60 H I C CNN
+F3 "" 0 0 60 H I C CNN
+DRAW
+S 250 300 -250 -100 0 1 0 N
+X w 1 -450 250 200 R 50 50 1 1 I
+X x 2 -450 150 200 R 50 50 1 1 I
+X y 3 -450 50 200 R 50 50 1 1 I
+X z 4 -450 -50 200 R 50 50 1 1 I
+X g 5 450 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir
new file mode 100644
index 00000000..a64c338c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir
@@ -0,0 +1,31 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74ls47\74ls47.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/11/25 01:57:49
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+X3 Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U5-Pad1_ a_origin
+X5 Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U7-Pad1_ c_origin
+X6 Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U8-Pad1_ d_origin
+X7 Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U11-Pad1_ e_origin
+X8 Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U9-Pad1_ f_origin
+U1 /w /x /y /z Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ ? ? PORT
+U3 /w /x /y /z Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ adc_bridge_4
+X1 /RBI Net-_U3-Pad8_ Net-_U3-Pad7_ Net-_U3-Pad6_ Net-_U4-Pad1_ 4_OR
+U4 Net-_U4-Pad1_ Net-_U3-Pad5_ Net-_U4-Pad3_ d_or
+X2 /LT /BI Net-_U4-Pad3_ Net-_U10-Pad2_ 3_and
+U5 Net-_U5-Pad1_ Net-_U10-Pad2_ Net-_U12-Pad1_ d_and
+U6 Net-_U6-Pad1_ Net-_U10-Pad2_ Net-_U12-Pad2_ d_and
+U7 Net-_U7-Pad1_ Net-_U10-Pad2_ Net-_U12-Pad3_ d_and
+U8 Net-_U8-Pad1_ Net-_U10-Pad2_ Net-_U12-Pad4_ d_and
+U11 Net-_U11-Pad1_ Net-_U10-Pad2_ Net-_U11-Pad3_ d_and
+U9 Net-_U9-Pad1_ Net-_U10-Pad2_ Net-_U12-Pad6_ d_and
+U2 Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ /LT /BI /RBI adc_bridge_3
+U12 Net-_U12-Pad1_ Net-_U12-Pad2_ Net-_U12-Pad3_ Net-_U12-Pad4_ Net-_U11-Pad3_ Net-_U12-Pad6_ Net-_U10-Pad3_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ dac_bridge_7
+U10 Net-_U10-Pad1_ Net-_U10-Pad2_ Net-_U10-Pad3_ d_and
+X4 Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U6-Pad1_ b_origin
+X9 Net-_U3-Pad5_ Net-_U3-Pad6_ Net-_U3-Pad7_ Net-_U3-Pad8_ Net-_U10-Pad1_ g_origin
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir.out
new file mode 100644
index 00000000..21471ca2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.cir.out
@@ -0,0 +1,74 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ls47\74ls47.cir
+
+.include 3_and.sub
+.include g_origin.sub
+.include e_origin.sub
+.include a_origin.sub
+.include 4_OR.sub
+.include c_origin.sub
+.include d_origin.sub
+.include b_origin.sub
+.include f_origin.sub
+x3 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u5-pad1_ a_origin
+x5 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u7-pad1_ c_origin
+x6 net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u8-pad1_ d_origin
+x7 net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u11-pad1_ e_origin
+x8 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u9-pad1_ f_origin
+* u1 /w /x /y /z net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ? ? port
+* u3 /w /x /y /z net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ adc_bridge_4
+x1 /rbi net-_u3-pad8_ net-_u3-pad7_ net-_u3-pad6_ net-_u4-pad1_ 4_OR
+* u4 net-_u4-pad1_ net-_u3-pad5_ net-_u4-pad3_ d_or
+x2 /lt /bi net-_u4-pad3_ net-_u10-pad2_ 3_and
+* u5 net-_u5-pad1_ net-_u10-pad2_ net-_u12-pad1_ d_and
+* u6 net-_u6-pad1_ net-_u10-pad2_ net-_u12-pad2_ d_and
+* u7 net-_u7-pad1_ net-_u10-pad2_ net-_u12-pad3_ d_and
+* u8 net-_u8-pad1_ net-_u10-pad2_ net-_u12-pad4_ d_and
+* u11 net-_u11-pad1_ net-_u10-pad2_ net-_u11-pad3_ d_and
+* u9 net-_u9-pad1_ net-_u10-pad2_ net-_u12-pad6_ d_and
+* u2 net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ /lt /bi /rbi adc_bridge_3
+* u12 net-_u12-pad1_ net-_u12-pad2_ net-_u12-pad3_ net-_u12-pad4_ net-_u11-pad3_ net-_u12-pad6_ net-_u10-pad3_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ dac_bridge_7
+* u10 net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ d_and
+x4 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u6-pad1_ b_origin
+x9 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u10-pad1_ g_origin
+a1 [/w /x /y /z ] [net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ ] u3
+a2 [net-_u4-pad1_ net-_u3-pad5_ ] net-_u4-pad3_ u4
+a3 [net-_u5-pad1_ net-_u10-pad2_ ] net-_u12-pad1_ u5
+a4 [net-_u6-pad1_ net-_u10-pad2_ ] net-_u12-pad2_ u6
+a5 [net-_u7-pad1_ net-_u10-pad2_ ] net-_u12-pad3_ u7
+a6 [net-_u8-pad1_ net-_u10-pad2_ ] net-_u12-pad4_ u8
+a7 [net-_u11-pad1_ net-_u10-pad2_ ] net-_u11-pad3_ u11
+a8 [net-_u9-pad1_ net-_u10-pad2_ ] net-_u12-pad6_ u9
+a9 [net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ ] [/lt /bi /rbi ] u2
+a10 [net-_u12-pad1_ net-_u12-pad2_ net-_u12-pad3_ net-_u12-pad4_ net-_u11-pad3_ net-_u12-pad6_ net-_u10-pad3_ ] [net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ] u12
+a11 [net-_u10-pad1_ net-_u10-pad2_ ] net-_u10-pad3_ u10
+* Schematic Name: adc_bridge_4, NgSpice Name: adc_bridge
+.model u3 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u4 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u11 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: adc_bridge_3, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_7, NgSpice Name: dac_bridge
+.model u12 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u10 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sch
new file mode 100644
index 00000000..532d7dd4
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sch
@@ -0,0 +1,775 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:74ls47-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L a_origin X3
+U 1 1 67F6D192
+P 5050 1300
+F 0 "X3" H 5050 1100 60 0000 C CNN
+F 1 "a_origin" H 5050 1650 60 0000 C CNN
+F 2 "" H 5050 1300 60 0001 C CNN
+F 3 "" H 5050 1300 60 0001 C CNN
+ 1 5050 1300
+ 1 0 0 -1
+$EndComp
+$Comp
+L c_origin X5
+U 1 1 67F6D1E2
+P 5150 3150
+F 0 "X5" H 5150 2950 60 0000 C CNN
+F 1 "c_origin" H 5150 3500 60 0000 C CNN
+F 2 "" H 5150 3150 60 0001 C CNN
+F 3 "" H 5150 3150 60 0001 C CNN
+ 1 5150 3150
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_origin X6
+U 1 1 67F6D21D
+P 5200 3950
+F 0 "X6" H 5200 3750 60 0000 C CNN
+F 1 "d_origin" H 5200 4300 60 0000 C CNN
+F 2 "" H 5200 3950 60 0001 C CNN
+F 3 "" H 5200 3950 60 0001 C CNN
+ 1 5200 3950
+ 1 0 0 -1
+$EndComp
+$Comp
+L e_origin X7
+U 1 1 67F6D25A
+P 5200 4650
+F 0 "X7" H 5200 4250 60 0000 C CNN
+F 1 "e_origin" H 5200 4900 60 0000 C CNN
+F 2 "" H 5200 4650 60 0001 C CNN
+F 3 "" H 5200 4650 60 0001 C CNN
+ 1 5200 4650
+ 1 0 0 -1
+$EndComp
+$Comp
+L f_origin X8
+U 1 1 67F6D291
+P 5250 5650
+F 0 "X8" H 5250 5450 60 0000 C CNN
+F 1 "f_origin" H 5250 6000 60 0000 C CNN
+F 2 "" H 5250 5650 60 0001 C CNN
+F 3 "" H 5250 5650 60 0001 C CNN
+ 1 5250 5650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F6D2C8
+P 1600 1750
+F 0 "U1" H 1650 1850 30 0000 C CNN
+F 1 "PORT" H 1600 1750 30 0000 C CNN
+F 2 "" H 1600 1750 60 0000 C CNN
+F 3 "" H 1600 1750 60 0000 C CNN
+ 4 1600 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 67F6D311
+P 1250 5500
+F 0 "U1" H 1300 5600 30 0000 C CNN
+F 1 "PORT" H 1250 5500 30 0000 C CNN
+F 2 "" H 1250 5500 60 0000 C CNN
+F 3 "" H 1250 5500 60 0000 C CNN
+ 5 1250 5500
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 67F6D35A
+P 1250 5800
+F 0 "U1" H 1300 5900 30 0000 C CNN
+F 1 "PORT" H 1250 5800 30 0000 C CNN
+F 2 "" H 1250 5800 60 0000 C CNN
+F 3 "" H 1250 5800 60 0000 C CNN
+ 6 1250 5800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 67F6D385
+P 1250 6100
+F 0 "U1" H 1300 6200 30 0000 C CNN
+F 1 "PORT" H 1250 6100 30 0000 C CNN
+F 2 "" H 1250 6100 60 0000 C CNN
+F 3 "" H 1250 6100 60 0000 C CNN
+ 7 1250 6100
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_4 U3
+U 1 1 67F6D3BC
+P 2950 1400
+F 0 "U3" H 2950 1400 60 0000 C CNN
+F 1 "adc_bridge_4" H 2950 1700 60 0000 C CNN
+F 2 "" H 2950 1400 60 0000 C CNN
+F 3 "" H 2950 1400 60 0000 C CNN
+ 1 2950 1400
+ 1 0 0 -1
+$EndComp
+Text Label 2250 1000 0 60 ~ 0
+w
+Text Label 2150 1250 0 60 ~ 0
+x
+Text Label 2150 1400 0 60 ~ 0
+y
+Text Label 2150 1750 0 60 ~ 0
+z
+Wire Wire Line
+ 1850 1000 2400 1000
+Wire Wire Line
+ 2400 1000 2400 1200
+Wire Wire Line
+ 1850 1250 2400 1250
+Wire Wire Line
+ 2400 1250 2400 1300
+Wire Wire Line
+ 1850 1500 1850 1400
+Wire Wire Line
+ 1850 1400 2400 1400
+Wire Wire Line
+ 1850 1750 2400 1750
+Wire Wire Line
+ 2400 1750 2400 1500
+Wire Wire Line
+ 3500 1200 3500 1050
+Wire Wire Line
+ 3500 1050 4600 1050
+Wire Wire Line
+ 4650 2000 4450 2000
+Wire Wire Line
+ 4450 1050 4450 6250
+Connection ~ 4450 1050
+Wire Wire Line
+ 4450 2900 4700 2900
+Connection ~ 4450 2000
+Wire Wire Line
+ 4450 5400 4800 5400
+Connection ~ 4450 2900
+Wire Wire Line
+ 3500 1300 3650 1300
+Wire Wire Line
+ 3650 2600 3650 1150
+Wire Wire Line
+ 3650 1150 4600 1150
+Wire Wire Line
+ 4650 2100 4350 2100
+Wire Wire Line
+ 4350 1150 4350 5500
+Connection ~ 4350 1150
+Wire Wire Line
+ 4350 3000 4700 3000
+Connection ~ 4350 2100
+Wire Wire Line
+ 4350 3700 4750 3700
+Connection ~ 4350 3000
+Wire Wire Line
+ 4350 4550 4750 4550
+Connection ~ 4350 3700
+Wire Wire Line
+ 4350 5500 4800 5500
+Connection ~ 4350 4550
+Wire Wire Line
+ 3500 1400 3700 1400
+Wire Wire Line
+ 3700 2500 3700 1250
+Wire Wire Line
+ 3700 1250 4600 1250
+Wire Wire Line
+ 4650 2200 4250 2200
+Wire Wire Line
+ 4250 1250 4250 6450
+Connection ~ 4250 1250
+Wire Wire Line
+ 4250 3100 4700 3100
+Connection ~ 4250 2200
+Wire Wire Line
+ 4750 3800 4250 3800
+Wire Wire Line
+ 4250 4650 4750 4650
+Connection ~ 4250 3800
+Connection ~ 4250 3100
+Wire Wire Line
+ 4250 5600 4800 5600
+Connection ~ 4250 4650
+Wire Wire Line
+ 3500 1500 3800 1500
+Wire Wire Line
+ 3800 2400 3800 1350
+Wire Wire Line
+ 3800 1350 4600 1350
+Wire Wire Line
+ 4650 2300 4150 2300
+Wire Wire Line
+ 4150 1350 4150 6550
+Connection ~ 4150 1350
+Wire Wire Line
+ 4150 3200 4700 3200
+Connection ~ 4150 2300
+Wire Wire Line
+ 4150 3900 4750 3900
+Connection ~ 4150 3200
+Wire Wire Line
+ 4150 4750 4750 4750
+Connection ~ 4150 3900
+Wire Wire Line
+ 4150 5700 4800 5700
+Connection ~ 4150 4750
+$Comp
+L PORT U1
+U 1 1 67F6D936
+P 1600 1000
+F 0 "U1" H 1650 1100 30 0000 C CNN
+F 1 "PORT" H 1600 1000 30 0000 C CNN
+F 2 "" H 1600 1000 60 0000 C CNN
+F 3 "" H 1600 1000 60 0000 C CNN
+ 1 1600 1000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F6D98F
+P 1600 1250
+F 0 "U1" H 1650 1350 30 0000 C CNN
+F 1 "PORT" H 1600 1250 30 0000 C CNN
+F 2 "" H 1600 1250 60 0000 C CNN
+F 3 "" H 1600 1250 60 0000 C CNN
+ 2 1600 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F6D9D0
+P 1600 1500
+F 0 "U1" H 1650 1600 30 0000 C CNN
+F 1 "PORT" H 1600 1500 30 0000 C CNN
+F 2 "" H 1600 1500 60 0000 C CNN
+F 3 "" H 1600 1500 60 0000 C CNN
+ 3 1600 1500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1800 2900 3300 2900
+Wire Wire Line
+ 1900 3200 2300 3200
+Text Label 2100 2900 0 60 ~ 0
+LT
+Text Label 2050 3200 0 60 ~ 0
+BI
+Text Label 2050 3500 0 60 ~ 0
+RBI
+Wire Wire Line
+ 2300 3200 2300 3000
+Wire Wire Line
+ 1350 2400 3800 2400
+Wire Wire Line
+ 1350 2400 1350 3600
+Wire Wire Line
+ 1350 3600 2300 3600
+Wire Wire Line
+ 1300 2500 3700 2500
+Wire Wire Line
+ 1300 2500 1300 3700
+Wire Wire Line
+ 1300 3700 2300 3700
+Wire Wire Line
+ 1250 2600 3650 2600
+Wire Wire Line
+ 1250 2600 1250 3800
+Wire Wire Line
+ 1250 3800 2300 3800
+Wire Wire Line
+ 1200 2700 3850 2700
+Wire Wire Line
+ 1200 2700 1200 3900
+Wire Wire Line
+ 1200 3900 2300 3900
+$Comp
+L 4_OR X1
+U 1 1 67F6DE26
+P 2650 3650
+F 0 "X1" H 2800 3550 60 0000 C CNN
+F 1 "4_OR" H 2800 3750 60 0000 C CNN
+F 2 "" H 2650 3650 60 0000 C CNN
+F 3 "" H 2650 3650 60 0000 C CNN
+ 1 2650 3650
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U4
+U 1 1 67F6DE7F
+P 3000 4450
+F 0 "U4" H 3000 4450 60 0000 C CNN
+F 1 "d_or" H 3000 4550 60 0000 C CNN
+F 2 "" H 3000 4450 60 0000 C CNN
+F 3 "" H 3000 4450 60 0000 C CNN
+ 1 3000 4450
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 2300 3900 2300 4000
+Wire Wire Line
+ 2300 4000 3000 4000
+Wire Wire Line
+ 3200 3650 3200 4000
+Wire Wire Line
+ 3200 4000 3100 4000
+$Comp
+L 3_and X2
+U 1 1 67F6E05A
+P 3100 5400
+F 0 "X2" H 3200 5350 60 0000 C CNN
+F 1 "3_and" H 3250 5550 60 0000 C CNN
+F 2 "" H 3100 5400 60 0000 C CNN
+F 3 "" H 3100 5400 60 0000 C CNN
+ 1 3100 5400
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 3050 4900 3050 5050
+Wire Wire Line
+ 2300 3000 3250 3000
+Wire Wire Line
+ 3250 3000 3250 4800
+Wire Wire Line
+ 3250 4800 3150 4800
+Wire Wire Line
+ 3150 4800 3150 5050
+Wire Wire Line
+ 3300 2900 3300 5050
+Wire Wire Line
+ 3300 5050 3250 5050
+Wire Wire Line
+ 3150 5900 3150 6750
+Wire Wire Line
+ 3750 1650 3750 6750
+Wire Wire Line
+ 3750 1650 5700 1650
+Wire Wire Line
+ 5700 1650 5700 1300
+Wire Wire Line
+ 5700 1300 5800 1300
+Wire Wire Line
+ 5500 1200 5800 1200
+Wire Wire Line
+ 3750 2600 5550 2600
+Wire Wire Line
+ 5550 2600 5550 2200
+Wire Wire Line
+ 5550 2200 5850 2200
+Connection ~ 3750 2600
+Wire Wire Line
+ 5550 2150 5850 2150
+$Comp
+L d_and U5
+U 1 1 67F6E41F
+P 6250 1300
+F 0 "U5" H 6250 1300 60 0000 C CNN
+F 1 "d_and" H 6300 1400 60 0000 C CNN
+F 2 "" H 6250 1300 60 0000 C CNN
+F 3 "" H 6250 1300 60 0000 C CNN
+ 1 6250 1300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F6E482
+P 6300 2250
+F 0 "U6" H 6300 2250 60 0000 C CNN
+F 1 "d_and" H 6350 2350 60 0000 C CNN
+F 2 "" H 6300 2250 60 0000 C CNN
+F 3 "" H 6300 2250 60 0000 C CNN
+ 1 6300 2250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5850 2200 5850 2250
+$Comp
+L d_and U7
+U 1 1 67F6E558
+P 6350 3150
+F 0 "U7" H 6350 3150 60 0000 C CNN
+F 1 "d_and" H 6400 3250 60 0000 C CNN
+F 2 "" H 6350 3150 60 0000 C CNN
+F 3 "" H 6350 3150 60 0000 C CNN
+ 1 6350 3150
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U8
+U 1 1 67F6E59D
+P 6400 3950
+F 0 "U8" H 6400 3950 60 0000 C CNN
+F 1 "d_and" H 6450 4050 60 0000 C CNN
+F 2 "" H 6400 3950 60 0000 C CNN
+F 3 "" H 6400 3950 60 0000 C CNN
+ 1 6400 3950
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U11
+U 1 1 67F6E5FA
+P 6450 4750
+F 0 "U11" H 6450 4750 60 0000 C CNN
+F 1 "d_and" H 6500 4850 60 0000 C CNN
+F 2 "" H 6450 4750 60 0000 C CNN
+F 3 "" H 6450 4750 60 0000 C CNN
+ 1 6450 4750
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U9
+U 1 1 67F6E64D
+P 6400 5650
+F 0 "U9" H 6400 5650 60 0000 C CNN
+F 1 "d_and" H 6450 5750 60 0000 C CNN
+F 2 "" H 6400 5650 60 0000 C CNN
+F 3 "" H 6400 5650 60 0000 C CNN
+ 1 6400 5650
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5600 3050 5900 3050
+Wire Wire Line
+ 5900 3150 5900 3400
+Wire Wire Line
+ 5900 3400 3750 3400
+Connection ~ 3750 3400
+Wire Wire Line
+ 5650 3850 5950 3850
+Wire Wire Line
+ 5950 3950 5850 3950
+Wire Wire Line
+ 5850 3950 5850 4250
+Wire Wire Line
+ 5850 4250 3750 4250
+Connection ~ 3750 4250
+Wire Wire Line
+ 5650 4650 6000 4650
+Wire Wire Line
+ 6000 4750 6000 4950
+Wire Wire Line
+ 6000 4950 3750 4950
+Connection ~ 3750 4950
+Wire Wire Line
+ 5700 5550 5950 5550
+Wire Wire Line
+ 5950 5650 5950 5900
+Wire Wire Line
+ 5950 5900 3750 5900
+Connection ~ 3750 5900
+$Comp
+L adc_bridge_3 U2
+U 1 1 67F6EB0D
+P 1850 4650
+F 0 "U2" H 1850 4650 60 0000 C CNN
+F 1 "adc_bridge_3" H 1850 4800 60 0000 C CNN
+F 2 "" H 1850 4650 60 0000 C CNN
+F 3 "" H 1850 4650 60 0000 C CNN
+ 1 1850 4650
+ 0 -1 -1 0
+$EndComp
+Wire Wire Line
+ 1900 5250 1900 5800
+Wire Wire Line
+ 1500 5500 1800 5500
+Wire Wire Line
+ 1800 5500 1800 5250
+Wire Wire Line
+ 1800 4100 1800 2900
+Wire Wire Line
+ 1900 5800 1500 5800
+Wire Wire Line
+ 1900 4100 1900 3200
+Wire Wire Line
+ 2000 4100 2000 3500
+Wire Wire Line
+ 2000 3500 2300 3500
+Wire Wire Line
+ 1500 6100 2000 6100
+Wire Wire Line
+ 2000 6100 2000 5250
+$Comp
+L dac_bridge_7 U12
+U 1 1 67F6F154
+P 8250 2900
+F 0 "U12" H 8250 2900 60 0000 C CNN
+F 1 "dac_bridge_7" H 8250 3050 60 0000 C CNN
+F 2 "" H 8250 2900 60 0000 C CNN
+F 3 "" H 8250 2900 60 0000 C CNN
+ 1 8250 2900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6700 1250 7650 1250
+Wire Wire Line
+ 7650 1250 7650 2850
+Wire Wire Line
+ 6750 2200 7350 2200
+Wire Wire Line
+ 7350 2200 7350 2950
+Wire Wire Line
+ 7350 2950 7650 2950
+Wire Wire Line
+ 6800 3100 7300 3100
+Wire Wire Line
+ 7300 3100 7300 3050
+Wire Wire Line
+ 7300 3050 7650 3050
+Wire Wire Line
+ 6850 3900 7350 3900
+Wire Wire Line
+ 7350 3900 7350 3150
+Wire Wire Line
+ 7350 3150 7650 3150
+Wire Wire Line
+ 6900 4700 7400 4700
+Wire Wire Line
+ 7400 4700 7400 3250
+Wire Wire Line
+ 7400 3250 7650 3250
+Wire Wire Line
+ 6850 5600 7500 5600
+Wire Wire Line
+ 7500 5600 7500 3350
+Wire Wire Line
+ 7500 3350 7650 3350
+Wire Wire Line
+ 4450 6250 4800 6250
+Connection ~ 4450 5400
+Wire Wire Line
+ 4800 6350 4350 6350
+Wire Wire Line
+ 4350 6350 4350 5450
+Connection ~ 4350 5450
+Wire Wire Line
+ 4250 6450 4800 6450
+Connection ~ 4250 5600
+Wire Wire Line
+ 4150 6550 4800 6550
+Connection ~ 4150 5700
+$Comp
+L d_and U10
+U 1 1 67F6F9DE
+P 6400 6500
+F 0 "U10" H 6400 6500 60 0000 C CNN
+F 1 "d_and" H 6450 6600 60 0000 C CNN
+F 2 "" H 6400 6500 60 0000 C CNN
+F 3 "" H 6400 6500 60 0000 C CNN
+ 1 6400 6500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5700 6400 5950 6400
+Wire Wire Line
+ 5950 6750 5950 6500
+Wire Wire Line
+ 3150 6750 5950 6750
+Wire Wire Line
+ 6850 6450 7550 6450
+Connection ~ 3750 6750
+Wire Wire Line
+ 7550 6450 7550 3450
+Wire Wire Line
+ 7550 3450 7650 3450
+$Comp
+L PORT U1
+U 8 1 67F6FCB5
+P 9400 2850
+F 0 "U1" H 9450 2950 30 0000 C CNN
+F 1 "PORT" H 9400 2850 30 0000 C CNN
+F 2 "" H 9400 2850 60 0000 C CNN
+F 3 "" H 9400 2850 60 0000 C CNN
+ 8 9400 2850
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 67F6FD50
+P 9400 2950
+F 0 "U1" H 9450 3050 30 0000 C CNN
+F 1 "PORT" H 9400 2950 30 0000 C CNN
+F 2 "" H 9400 2950 60 0000 C CNN
+F 3 "" H 9400 2950 60 0000 C CNN
+ 9 9400 2950
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 10 1 67F6FDD8
+P 9400 3050
+F 0 "U1" H 9450 3150 30 0000 C CNN
+F 1 "PORT" H 9400 3050 30 0000 C CNN
+F 2 "" H 9400 3050 60 0000 C CNN
+F 3 "" H 9400 3050 60 0000 C CNN
+ 10 9400 3050
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 67F6FE4F
+P 9400 3150
+F 0 "U1" H 9450 3250 30 0000 C CNN
+F 1 "PORT" H 9400 3150 30 0000 C CNN
+F 2 "" H 9400 3150 60 0000 C CNN
+F 3 "" H 9400 3150 60 0000 C CNN
+ 11 9400 3150
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 67F6FED2
+P 9400 3250
+F 0 "U1" H 9450 3350 30 0000 C CNN
+F 1 "PORT" H 9400 3250 30 0000 C CNN
+F 2 "" H 9400 3250 60 0000 C CNN
+F 3 "" H 9400 3250 60 0000 C CNN
+ 12 9400 3250
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 13 1 67F6FF61
+P 9400 3350
+F 0 "U1" H 9450 3450 30 0000 C CNN
+F 1 "PORT" H 9400 3350 30 0000 C CNN
+F 2 "" H 9400 3350 60 0000 C CNN
+F 3 "" H 9400 3350 60 0000 C CNN
+ 13 9400 3350
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 14 1 67F6FFE2
+P 9400 3450
+F 0 "U1" H 9450 3550 30 0000 C CNN
+F 1 "PORT" H 9400 3450 30 0000 C CNN
+F 2 "" H 9400 3450 60 0000 C CNN
+F 3 "" H 9400 3450 60 0000 C CNN
+ 14 9400 3450
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 15 1 67F70067
+P 9400 4400
+F 0 "U1" H 9450 4500 30 0000 C CNN
+F 1 "PORT" H 9400 4400 30 0000 C CNN
+F 2 "" H 9400 4400 60 0000 C CNN
+F 3 "" H 9400 4400 60 0000 C CNN
+ 15 9400 4400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 16 1 67F700CE
+P 9450 4600
+F 0 "U1" H 9500 4700 30 0000 C CNN
+F 1 "PORT" H 9450 4600 30 0000 C CNN
+F 2 "" H 9450 4600 60 0000 C CNN
+F 3 "" H 9450 4600 60 0000 C CNN
+ 16 9450 4600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8800 2850 9150 2850
+Wire Wire Line
+ 8800 2950 9150 2950
+Wire Wire Line
+ 8800 3050 9150 3050
+Wire Wire Line
+ 8800 3150 9150 3150
+Wire Wire Line
+ 8800 3250 9150 3250
+Wire Wire Line
+ 8800 3350 9150 3350
+Wire Wire Line
+ 8800 3450 9150 3450
+NoConn ~ 9650 4400
+NoConn ~ 9700 4600
+Connection ~ 3800 1500
+Connection ~ 3700 1400
+Connection ~ 3650 1300
+Wire Wire Line
+ 3850 2700 3850 1050
+Connection ~ 3850 1050
+$Comp
+L b_origin X4
+U 1 1 67F82B41
+P 5100 2250
+F 0 "X4" H 5100 2050 60 0000 C CNN
+F 1 "b_origin" H 5100 2600 60 0000 C CNN
+F 2 "" H 5100 2250 60 0001 C CNN
+F 3 "" H 5100 2250 60 0001 C CNN
+ 1 5100 2250
+ 1 0 0 -1
+$EndComp
+$Comp
+L g_origin X9
+U 1 1 67F82BE6
+P 5250 6500
+F 0 "X9" H 5250 6300 60 0000 C CNN
+F 1 "g_origin" H 5250 6850 60 0000 C CNN
+F 2 "" H 5250 6500 60 0001 C CNN
+F 3 "" H 5250 6500 60 0001 C CNN
+ 1 5250 6500
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sub
new file mode 100644
index 00000000..a2e7a0fa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47.sub
@@ -0,0 +1,68 @@
+* Subcircuit 74ls47
+.subckt 74ls47 /w /x /y /z net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ? ?
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ls47\74ls47.cir
+.include 3_and.sub
+.include g_origin.sub
+.include e_origin.sub
+.include a_origin.sub
+.include 4_OR.sub
+.include c_origin.sub
+.include d_origin.sub
+.include b_origin.sub
+.include f_origin.sub
+x3 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u5-pad1_ a_origin
+x5 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u7-pad1_ c_origin
+x6 net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u8-pad1_ d_origin
+x7 net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u11-pad1_ e_origin
+x8 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u9-pad1_ f_origin
+* u3 /w /x /y /z net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ adc_bridge_4
+x1 /rbi net-_u3-pad8_ net-_u3-pad7_ net-_u3-pad6_ net-_u4-pad1_ 4_OR
+* u4 net-_u4-pad1_ net-_u3-pad5_ net-_u4-pad3_ d_or
+x2 /lt /bi net-_u4-pad3_ net-_u10-pad2_ 3_and
+* u5 net-_u5-pad1_ net-_u10-pad2_ net-_u12-pad1_ d_and
+* u6 net-_u6-pad1_ net-_u10-pad2_ net-_u12-pad2_ d_and
+* u7 net-_u7-pad1_ net-_u10-pad2_ net-_u12-pad3_ d_and
+* u8 net-_u8-pad1_ net-_u10-pad2_ net-_u12-pad4_ d_and
+* u11 net-_u11-pad1_ net-_u10-pad2_ net-_u11-pad3_ d_and
+* u9 net-_u9-pad1_ net-_u10-pad2_ net-_u12-pad6_ d_and
+* u2 net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ /lt /bi /rbi adc_bridge_3
+* u12 net-_u12-pad1_ net-_u12-pad2_ net-_u12-pad3_ net-_u12-pad4_ net-_u11-pad3_ net-_u12-pad6_ net-_u10-pad3_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ dac_bridge_7
+* u10 net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ d_and
+x4 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u6-pad1_ b_origin
+x9 net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ net-_u10-pad1_ g_origin
+a1 [/w /x /y /z ] [net-_u3-pad5_ net-_u3-pad6_ net-_u3-pad7_ net-_u3-pad8_ ] u3
+a2 [net-_u4-pad1_ net-_u3-pad5_ ] net-_u4-pad3_ u4
+a3 [net-_u5-pad1_ net-_u10-pad2_ ] net-_u12-pad1_ u5
+a4 [net-_u6-pad1_ net-_u10-pad2_ ] net-_u12-pad2_ u6
+a5 [net-_u7-pad1_ net-_u10-pad2_ ] net-_u12-pad3_ u7
+a6 [net-_u8-pad1_ net-_u10-pad2_ ] net-_u12-pad4_ u8
+a7 [net-_u11-pad1_ net-_u10-pad2_ ] net-_u11-pad3_ u11
+a8 [net-_u9-pad1_ net-_u10-pad2_ ] net-_u12-pad6_ u9
+a9 [net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ ] [/lt /bi /rbi ] u2
+a10 [net-_u12-pad1_ net-_u12-pad2_ net-_u12-pad3_ net-_u12-pad4_ net-_u11-pad3_ net-_u12-pad6_ net-_u10-pad3_ ] [net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ ] u12
+a11 [net-_u10-pad1_ net-_u10-pad2_ ] net-_u10-pad3_ u10
+* Schematic Name: adc_bridge_4, NgSpice Name: adc_bridge
+.model u3 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u4 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u11 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: adc_bridge_3, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_7, NgSpice Name: dac_bridge
+.model u12 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u10 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 74ls47 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47_Previous_Values.xml
new file mode 100644
index 00000000..dcbdc226
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/74ls47_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u3 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u3><u4 name="type">d_or<field5 name="Enter Rise Delay (default=1.0e-9)" /><field6 name="Enter Fall Delay (default=1.0e-9)" /><field7 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field8 name="Enter Rise Delay (default=1.0e-9)" /><field9 name="Enter Fall Delay (default=1.0e-9)" /><field10 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field11 name="Enter Rise Delay (default=1.0e-9)" /><field12 name="Enter Fall Delay (default=1.0e-9)" /><field13 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field14 name="Enter Rise Delay (default=1.0e-9)" /><field15 name="Enter Fall Delay (default=1.0e-9)" /><field16 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_and<field17 name="Enter Rise Delay (default=1.0e-9)" /><field18 name="Enter Fall Delay (default=1.0e-9)" /><field19 name="Enter Input Load (default=1.0e-12)" /></u8><u11 name="type">d_and<field20 name="Enter Rise Delay (default=1.0e-9)" /><field21 name="Enter Fall Delay (default=1.0e-9)" /><field22 name="Enter Input Load (default=1.0e-12)" /></u11><u9 name="type">d_and<field23 name="Enter Rise Delay (default=1.0e-9)" /><field24 name="Enter Fall Delay (default=1.0e-9)" /><field25 name="Enter Input Load (default=1.0e-12)" /></u9><u2 name="type">adc_bridge<field26 name="Enter value for in_low (default=1.0)" /><field27 name="Enter value for in_high (default=2.0)" /><field28 name="Enter Rise Delay (default=1.0e-9)" /><field29 name="Enter Fall Delay (default=1.0e-9)" /></u2><u12 name="type">dac_bridge<field30 name="Enter value for out_low (default=0.0)" /><field31 name="Enter value for out_high (default=5.0)" /><field32 name="Enter value for out_undef (default=0.5)" /><field33 name="Enter value for input load (default=1.0e-12)" /><field34 name="Enter the Rise Time (default=1.0e-9)" /><field35 name="Enter the Fall Time (default=1.0e-9)" /></u12><u10 name="type">d_and<field36 name="Enter Rise Delay (default=1.0e-9)" /><field37 name="Enter Fall Delay (default=1.0e-9)" /><field38 name="Enter Input Load (default=1.0e-12)" /></u10></model><devicemodel /><subcircuit><x3><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\a_origin</field></x3><x5><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\c_origin</field></x5><x6><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\d_origin</field></x6><x7><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\e_origin</field></x7><x8><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\f_origin</field></x8><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x1><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x2><x4><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\b_origin</field></x4><x9><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\g_origin</field></x9></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin-cache.lib
new file mode 100644
index 00000000..cba52382
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin-cache.lib
@@ -0,0 +1,97 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_and
+#
+DEF 3_and X 0 40 Y Y 1 F N
+F0 "X" 100 -50 60 H V C CNN
+F1 "3_and" 150 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 150 50 158 716 -716 0 1 0 N 200 200 200 -100
+P 2 0 1 0 -150 200 200 200 N
+P 3 0 1 0 -150 200 -150 -100 200 -100 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X out 4 500 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir
new file mode 100644
index 00000000..7a7f0ef0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir
@@ -0,0 +1,20 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\a_origin\a_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/10/25 00:37:08
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /w /x /y /z Net-_U1-Pad5_ PORT
+U2 /w Net-_U2-Pad2_ d_inverter
+U3 /x Net-_U3-Pad2_ d_inverter
+U4 /y Net-_U4-Pad2_ d_inverter
+U5 /z Net-_U5-Pad2_ d_inverter
+X3 /x Net-_U4-Pad2_ /z Net-_X3-Pad4_ 3_and
+X1 /w Net-_U3-Pad2_ Net-_U4-Pad2_ Net-_X1-Pad4_ 3_and
+X2 Net-_U2-Pad2_ /y /z Net-_X2-Pad4_ 3_and
+X4 Net-_U2-Pad2_ Net-_U3-Pad2_ Net-_U5-Pad2_ Net-_X4-Pad4_ 3_and
+X5 Net-_X3-Pad4_ Net-_X1-Pad4_ Net-_X2-Pad4_ Net-_X4-Pad4_ Net-_U1-Pad5_ 4_OR
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir.out
new file mode 100644
index 00000000..0017627e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.cir.out
@@ -0,0 +1,35 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\a_origin\a_origin.cir
+
+.include 3_and.sub
+.include 4_OR.sub
+* u1 /w /x /y /z net-_u1-pad5_ port
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 /z net-_u5-pad2_ d_inverter
+x3 /x net-_u4-pad2_ /z net-_x3-pad4_ 3_and
+x1 /w net-_u3-pad2_ net-_u4-pad2_ net-_x1-pad4_ 3_and
+x2 net-_u2-pad2_ /y /z net-_x2-pad4_ 3_and
+x4 net-_u2-pad2_ net-_u3-pad2_ net-_u5-pad2_ net-_x4-pad4_ 3_and
+x5 net-_x3-pad4_ net-_x1-pad4_ net-_x2-pad4_ net-_x4-pad4_ net-_u1-pad5_ 4_OR
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 /z net-_u5-pad2_ u5
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sch
new file mode 100644
index 00000000..73d001b6
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sch
@@ -0,0 +1,312 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:a_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F4DD6F
+P 2350 1300
+F 0 "U1" H 2400 1400 30 0000 C CNN
+F 1 "PORT" H 2350 1300 30 0000 C CNN
+F 2 "" H 2350 1300 60 0000 C CNN
+F 3 "" H 2350 1300 60 0000 C CNN
+ 1 2350 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F4DDB6
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 2 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F4DE11
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 3 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F4DE68
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 4 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 2350 1650 3 60 ~ 0
+w
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U2
+U 1 1 67F4E01D
+P 2600 2450
+F 0 "U2" H 2600 2350 60 0000 C CNN
+F 1 "d_inverter" H 2600 2600 60 0000 C CNN
+F 2 "" H 2650 2400 60 0000 C CNN
+F 3 "" H 2650 2400 60 0000 C CNN
+ 1 2600 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F4E060
+P 3450 2450
+F 0 "U3" H 3450 2350 60 0000 C CNN
+F 1 "d_inverter" H 3450 2600 60 0000 C CNN
+F 2 "" H 3500 2400 60 0000 C CNN
+F 3 "" H 3500 2400 60 0000 C CNN
+ 1 3450 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 67F4E0A1
+P 4100 2400
+F 0 "U4" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U5
+U 1 1 67F4E0D4
+P 4800 2300
+F 0 "U5" H 4800 2200 60 0000 C CNN
+F 1 "d_inverter" H 4800 2450 60 0000 C CNN
+F 2 "" H 4850 2250 60 0000 C CNN
+F 3 "" H 4850 2250 60 0000 C CNN
+ 1 4800 2300
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 2350 2100 2600 2100
+Wire Wire Line
+ 2600 2100 2600 2150
+Connection ~ 2350 2100
+Wire Wire Line
+ 2600 2750 2600 4150
+Wire Wire Line
+ 3100 2100 3450 2100
+Wire Wire Line
+ 3450 2100 3450 2150
+Connection ~ 3100 2100
+Wire Wire Line
+ 3450 2750 3450 4250
+Wire Wire Line
+ 4100 2050 3850 2050
+Wire Wire Line
+ 3850 2050 3850 2100
+Connection ~ 3850 2100
+Wire Wire Line
+ 4100 2050 4100 2100
+Wire Wire Line
+ 4800 1950 4450 1950
+Connection ~ 4450 1950
+Wire Wire Line
+ 4800 1950 4800 2000
+Wire Wire Line
+ 4800 2600 4800 4350
+Wire Wire Line
+ 3100 2800 5300 2800
+Connection ~ 3100 2800
+Wire Wire Line
+ 4100 2900 5300 2900
+Connection ~ 4100 2900
+Wire Wire Line
+ 4450 3000 5300 3000
+Connection ~ 4450 3000
+$Comp
+L 3_and X3
+U 1 1 67F4E3C4
+P 5650 2950
+F 0 "X3" H 5750 2900 60 0000 C CNN
+F 1 "3_and" H 5800 3100 60 0000 C CNN
+F 2 "" H 5650 2950 60 0000 C CNN
+F 3 "" H 5650 2950 60 0000 C CNN
+ 1 5650 2950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2350 3200 5000 3200
+Connection ~ 2350 3200
+Wire Wire Line
+ 3450 3300 5000 3300
+Connection ~ 3450 3300
+Wire Wire Line
+ 4100 3400 5000 3400
+Connection ~ 4100 3400
+$Comp
+L 3_and X1
+U 1 1 67F4E48C
+P 5350 3350
+F 0 "X1" H 5450 3300 60 0000 C CNN
+F 1 "3_and" H 5500 3500 60 0000 C CNN
+F 2 "" H 5350 3350 60 0000 C CNN
+F 3 "" H 5350 3350 60 0000 C CNN
+ 1 5350 3350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2600 3600 5100 3600
+Connection ~ 2600 3600
+Wire Wire Line
+ 3850 3700 5100 3700
+Connection ~ 3850 3700
+Wire Wire Line
+ 4450 3800 5100 3800
+Connection ~ 4450 3800
+$Comp
+L 3_and X2
+U 1 1 67F4E565
+P 5450 3750
+F 0 "X2" H 5550 3700 60 0000 C CNN
+F 1 "3_and" H 5600 3900 60 0000 C CNN
+F 2 "" H 5450 3750 60 0000 C CNN
+F 3 "" H 5450 3750 60 0000 C CNN
+ 1 5450 3750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2600 4150 5300 4150
+Wire Wire Line
+ 3450 4250 5300 4250
+Wire Wire Line
+ 4800 4350 5300 4350
+$Comp
+L 3_and X4
+U 1 1 67F4E64C
+P 5650 4300
+F 0 "X4" H 5750 4250 60 0000 C CNN
+F 1 "3_and" H 5800 4450 60 0000 C CNN
+F 2 "" H 5650 4300 60 0000 C CNN
+F 3 "" H 5650 4300 60 0000 C CNN
+ 1 5650 4300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4450 3800 4450 1550
+Wire Wire Line
+ 4100 3400 4100 2700
+Wire Wire Line
+ 3850 3700 3850 1550
+Wire Wire Line
+ 3100 2800 3100 1550
+Wire Wire Line
+ 2350 3200 2350 1550
+$Comp
+L 4_OR X5
+U 1 1 67F4E827
+P 7000 3450
+F 0 "X5" H 7150 3350 60 0000 C CNN
+F 1 "4_OR" H 7150 3550 60 0000 C CNN
+F 2 "" H 7000 3450 60 0000 C CNN
+F 3 "" H 7000 3450 60 0000 C CNN
+ 1 7000 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6150 2900 6650 2900
+Wire Wire Line
+ 6650 2900 6650 3300
+Wire Wire Line
+ 5850 3300 6100 3300
+Wire Wire Line
+ 6100 3300 6100 3400
+Wire Wire Line
+ 6100 3400 6650 3400
+Wire Wire Line
+ 5950 3700 6050 3700
+Wire Wire Line
+ 6050 3700 6050 3500
+Wire Wire Line
+ 6050 3500 6650 3500
+Wire Wire Line
+ 6150 4250 6650 4250
+Wire Wire Line
+ 6650 4250 6650 3600
+Wire Wire Line
+ 7550 3450 7950 3450
+$Comp
+L PORT U1
+U 5 1 67F4E9A9
+P 8200 3450
+F 0 "U1" H 8250 3550 30 0000 C CNN
+F 1 "PORT" H 8200 3450 30 0000 C CNN
+F 2 "" H 8200 3450 60 0000 C CNN
+F 3 "" H 8200 3450 60 0000 C CNN
+ 5 8200 3450
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sub
new file mode 100644
index 00000000..039707d1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin.sub
@@ -0,0 +1,29 @@
+* Subcircuit a_origin
+.subckt a_origin /w /x /y /z net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\a_origin\a_origin.cir
+.include 3_and.sub
+.include 4_OR.sub
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 /z net-_u5-pad2_ d_inverter
+x3 /x net-_u4-pad2_ /z net-_x3-pad4_ 3_and
+x1 /w net-_u3-pad2_ net-_u4-pad2_ net-_x1-pad4_ 3_and
+x2 net-_u2-pad2_ /y /z net-_x2-pad4_ 3_and
+x4 net-_u2-pad2_ net-_u3-pad2_ net-_u5-pad2_ net-_x4-pad4_ 3_and
+x5 net-_x3-pad4_ net-_x1-pad4_ net-_x2-pad4_ net-_x4-pad4_ net-_u1-pad5_ 4_OR
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 /z net-_u5-pad2_ u5
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends a_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin_Previous_Values.xml
new file mode 100644
index 00000000..0ea212d8
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/a_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_inverter<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5></model><devicemodel /><subcircuit><x3><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x3><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x1><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x2><x4><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x4><x5><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x5></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/analysis b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/analysis
new file mode 100644
index 00000000..f482494a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/analysis
@@ -0,0 +1 @@
+.tran 1e-03 32e-03 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin-cache.lib
new file mode 100644
index 00000000..6bcc3103
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin-cache.lib
@@ -0,0 +1,114 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_and
+#
+DEF 3_and X 0 40 Y Y 1 F N
+F0 "X" 100 -50 60 H V C CNN
+F1 "3_and" 150 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 150 50 158 716 -716 0 1 0 N 200 200 200 -100
+P 2 0 1 0 -150 200 200 200 N
+P 3 0 1 0 -150 200 -150 -100 200 -100 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X out 4 500 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir
new file mode 100644
index 00000000..ed5a9067
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir
@@ -0,0 +1,20 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\b_origin\b_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/11/25 01:52:12
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /w /x /y /z Net-_U1-Pad5_ PORT
+U2 /w Net-_U2-Pad2_ d_inverter
+U3 /x Net-_U3-Pad2_ d_inverter
+U4 /y Net-_U4-Pad2_ d_inverter
+U5 /z Net-_U5-Pad2_ d_inverter
+X2 Net-_U7-Pad3_ Net-_U8-Pad3_ Net-_U6-Pad3_ Net-_X1-Pad4_ Net-_U1-Pad5_ 4_OR
+X1 Net-_U2-Pad2_ /y /z Net-_X1-Pad4_ 3_and
+U6 Net-_U4-Pad2_ Net-_U5-Pad2_ Net-_U6-Pad3_ d_and
+U8 Net-_U3-Pad2_ Net-_U4-Pad2_ Net-_U8-Pad3_ d_and
+U7 Net-_U3-Pad2_ Net-_U2-Pad2_ Net-_U7-Pad3_ d_and
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir.out
new file mode 100644
index 00000000..6a79abc5
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.cir.out
@@ -0,0 +1,44 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\b_origin\b_origin.cir
+
+.include 3_and.sub
+.include 4_OR.sub
+* u1 /w /x /y /z net-_u1-pad5_ port
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 /z net-_u5-pad2_ d_inverter
+x2 net-_u7-pad3_ net-_u8-pad3_ net-_u6-pad3_ net-_x1-pad4_ net-_u1-pad5_ 4_OR
+x1 net-_u2-pad2_ /y /z net-_x1-pad4_ 3_and
+* u6 net-_u4-pad2_ net-_u5-pad2_ net-_u6-pad3_ d_and
+* u8 net-_u3-pad2_ net-_u4-pad2_ net-_u8-pad3_ d_and
+* u7 net-_u3-pad2_ net-_u2-pad2_ net-_u7-pad3_ d_and
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 /z net-_u5-pad2_ u5
+a5 [net-_u4-pad2_ net-_u5-pad2_ ] net-_u6-pad3_ u6
+a6 [net-_u3-pad2_ net-_u4-pad2_ ] net-_u8-pad3_ u8
+a7 [net-_u3-pad2_ net-_u2-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sch
new file mode 100644
index 00000000..a040bf91
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sch
@@ -0,0 +1,298 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:b_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F4E18C
+P 2350 1300
+F 0 "U1" H 2400 1400 30 0000 C CNN
+F 1 "PORT" H 2350 1300 30 0000 C CNN
+F 2 "" H 2350 1300 60 0000 C CNN
+F 3 "" H 2350 1300 60 0000 C CNN
+ 1 2350 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F4E18D
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 2 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F4E18E
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 3 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F4E18F
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 4 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 2350 1650 3 60 ~ 0
+w
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U2
+U 1 1 67F4E190
+P 2600 2450
+F 0 "U2" H 2600 2350 60 0000 C CNN
+F 1 "d_inverter" H 2600 2600 60 0000 C CNN
+F 2 "" H 2650 2400 60 0000 C CNN
+F 3 "" H 2650 2400 60 0000 C CNN
+ 1 2600 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F4E191
+P 3450 2450
+F 0 "U3" H 3450 2350 60 0000 C CNN
+F 1 "d_inverter" H 3450 2600 60 0000 C CNN
+F 2 "" H 3500 2400 60 0000 C CNN
+F 3 "" H 3500 2400 60 0000 C CNN
+ 1 3450 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 67F4E192
+P 4100 2400
+F 0 "U4" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U5
+U 1 1 67F4E193
+P 4800 2300
+F 0 "U5" H 4800 2200 60 0000 C CNN
+F 1 "d_inverter" H 4800 2450 60 0000 C CNN
+F 2 "" H 4850 2250 60 0000 C CNN
+F 3 "" H 4850 2250 60 0000 C CNN
+ 1 4800 2300
+ 0 1 1 0
+$EndComp
+$Comp
+L 4_OR X2
+U 1 1 67F4E198
+P 7000 3450
+F 0 "X2" H 7150 3350 60 0000 C CNN
+F 1 "4_OR" H 7150 3550 60 0000 C CNN
+F 2 "" H 7000 3450 60 0000 C CNN
+F 3 "" H 7000 3450 60 0000 C CNN
+ 1 7000 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 67F4E199
+P 8200 3450
+F 0 "U1" H 8250 3550 30 0000 C CNN
+F 1 "PORT" H 8200 3450 30 0000 C CNN
+F 2 "" H 8200 3450 60 0000 C CNN
+F 3 "" H 8200 3450 60 0000 C CNN
+ 5 8200 3450
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 2350 2100 2600 2100
+Wire Wire Line
+ 2600 2100 2600 2150
+Connection ~ 2350 2100
+Wire Wire Line
+ 3100 2100 3450 2100
+Wire Wire Line
+ 3450 2100 3450 2150
+Connection ~ 3100 2100
+Wire Wire Line
+ 4100 2050 3850 2050
+Wire Wire Line
+ 3850 2050 3850 2100
+Connection ~ 3850 2100
+Wire Wire Line
+ 4100 2050 4100 2100
+Wire Wire Line
+ 4800 1950 4450 1950
+Connection ~ 4450 1950
+Wire Wire Line
+ 4800 1950 4800 2000
+Wire Wire Line
+ 6650 3600 6650 4850
+Wire Wire Line
+ 7550 3450 7950 3450
+Wire Wire Line
+ 2600 2750 2600 4750
+Wire Wire Line
+ 2600 3150 5350 3150
+Wire Wire Line
+ 3450 2750 3450 3550
+Wire Wire Line
+ 3450 3050 5350 3050
+Wire Wire Line
+ 3450 3550 5350 3550
+Connection ~ 3450 3050
+Wire Wire Line
+ 4100 2700 4100 4100
+Wire Wire Line
+ 4100 3650 5350 3650
+Wire Wire Line
+ 4100 4100 5300 4100
+Connection ~ 4100 3650
+Wire Wire Line
+ 4800 2600 4800 4200
+Wire Wire Line
+ 4800 4200 5300 4200
+Wire Wire Line
+ 2600 4750 5300 4750
+Connection ~ 2600 3150
+Wire Wire Line
+ 3850 1550 3850 4850
+Wire Wire Line
+ 3850 4850 5300 4850
+Wire Wire Line
+ 4450 1550 4450 4950
+Wire Wire Line
+ 4450 4950 5300 4950
+Wire Wire Line
+ 3100 1550 3100 2100
+Wire Wire Line
+ 2350 1550 2350 2100
+$Comp
+L 3_and X1
+U 1 1 67F4E4E1
+P 5650 4900
+F 0 "X1" H 5750 4850 60 0000 C CNN
+F 1 "3_and" H 5800 5050 60 0000 C CNN
+F 2 "" H 5650 4900 60 0000 C CNN
+F 3 "" H 5650 4900 60 0000 C CNN
+ 1 5650 4900
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F4E574
+P 5750 4200
+F 0 "U6" H 5750 4200 60 0000 C CNN
+F 1 "d_and" H 5800 4300 60 0000 C CNN
+F 2 "" H 5750 4200 60 0000 C CNN
+F 3 "" H 5750 4200 60 0000 C CNN
+ 1 5750 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U8
+U 1 1 67F4E5DF
+P 5800 3650
+F 0 "U8" H 5800 3650 60 0000 C CNN
+F 1 "d_and" H 5850 3750 60 0000 C CNN
+F 2 "" H 5800 3650 60 0000 C CNN
+F 3 "" H 5800 3650 60 0000 C CNN
+ 1 5800 3650
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 67F4E62C
+P 5800 3150
+F 0 "U7" H 5800 3150 60 0000 C CNN
+F 1 "d_and" H 5850 3250 60 0000 C CNN
+F 2 "" H 5800 3150 60 0000 C CNN
+F 3 "" H 5800 3150 60 0000 C CNN
+ 1 5800 3150
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6250 3100 6650 3100
+Wire Wire Line
+ 6650 3100 6650 3300
+Wire Wire Line
+ 6250 3600 6250 3400
+Wire Wire Line
+ 6250 3400 6650 3400
+Wire Wire Line
+ 6200 4150 6500 4150
+Wire Wire Line
+ 6500 4150 6500 3500
+Wire Wire Line
+ 6500 3500 6650 3500
+Wire Wire Line
+ 6650 4850 6150 4850
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sub
new file mode 100644
index 00000000..320abfc6
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin.sub
@@ -0,0 +1,38 @@
+* Subcircuit b_origin
+.subckt b_origin /w /x /y /z net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\b_origin\b_origin.cir
+.include 3_and.sub
+.include 4_OR.sub
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 /z net-_u5-pad2_ d_inverter
+x2 net-_u7-pad3_ net-_u8-pad3_ net-_u6-pad3_ net-_x1-pad4_ net-_u1-pad5_ 4_OR
+x1 net-_u2-pad2_ /y /z net-_x1-pad4_ 3_and
+* u6 net-_u4-pad2_ net-_u5-pad2_ net-_u6-pad3_ d_and
+* u8 net-_u3-pad2_ net-_u4-pad2_ net-_u8-pad3_ d_and
+* u7 net-_u3-pad2_ net-_u2-pad2_ net-_u7-pad3_ d_and
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 /z net-_u5-pad2_ u5
+a5 [net-_u4-pad2_ net-_u5-pad2_ ] net-_u6-pad3_ u6
+a6 [net-_u3-pad2_ net-_u4-pad2_ ] net-_u8-pad3_ u8
+a7 [net-_u3-pad2_ net-_u2-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends b_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin_Previous_Values.xml
new file mode 100644
index 00000000..497562ca
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/b_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_inverter<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u8 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u8><u7 name="type">d_and<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u7></model><devicemodel /><subcircuit><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x2><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin-cache.lib
new file mode 100644
index 00000000..889b4267
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin-cache.lib
@@ -0,0 +1,94 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir
new file mode 100644
index 00000000..da0eb176
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir
@@ -0,0 +1,19 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\c_origin\c_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/10/25 00:45:18
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /w /x /y /z Net-_U1-Pad5_ PORT
+U2 /w Net-_U2-Pad2_ d_inverter
+U3 /x Net-_U3-Pad2_ d_inverter
+U4 /y Net-_U4-Pad2_ d_inverter
+U5 Net-_U3-Pad2_ Net-_U4-Pad2_ Net-_U5-Pad3_ d_and
+U6 Net-_U3-Pad2_ /z Net-_U6-Pad3_ d_and
+U7 Net-_U2-Pad2_ /x Net-_U7-Pad3_ d_and
+U8 Net-_U5-Pad3_ Net-_U6-Pad3_ Net-_U8-Pad3_ d_or
+U9 Net-_U8-Pad3_ Net-_U7-Pad3_ Net-_U1-Pad5_ d_or
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir.out
new file mode 100644
index 00000000..6eb3a7d8
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.cir.out
@@ -0,0 +1,44 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\c_origin\c_origin.cir
+
+* u1 /w /x /y /z net-_u1-pad5_ port
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 net-_u3-pad2_ net-_u4-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u3-pad2_ /z net-_u6-pad3_ d_and
+* u7 net-_u2-pad2_ /x net-_u7-pad3_ d_and
+* u8 net-_u5-pad3_ net-_u6-pad3_ net-_u8-pad3_ d_or
+* u9 net-_u8-pad3_ net-_u7-pad3_ net-_u1-pad5_ d_or
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 [net-_u3-pad2_ net-_u4-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u3-pad2_ /z ] net-_u6-pad3_ u6
+a6 [net-_u2-pad2_ /x ] net-_u7-pad3_ u7
+a7 [net-_u5-pad3_ net-_u6-pad3_ ] net-_u8-pad3_ u8
+a8 [net-_u8-pad3_ net-_u7-pad3_ ] net-_u1-pad5_ u9
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u8 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u9 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sch
new file mode 100644
index 00000000..6fec8e04
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sch
@@ -0,0 +1,260 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:c_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F4E33E
+P 2350 1300
+F 0 "U1" H 2400 1400 30 0000 C CNN
+F 1 "PORT" H 2350 1300 30 0000 C CNN
+F 2 "" H 2350 1300 60 0000 C CNN
+F 3 "" H 2350 1300 60 0000 C CNN
+ 1 2350 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F4E33F
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 2 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F4E340
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 3 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F4E341
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 4 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 2350 1650 3 60 ~ 0
+w
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U2
+U 1 1 67F4E342
+P 2600 2450
+F 0 "U2" H 2600 2350 60 0000 C CNN
+F 1 "d_inverter" H 2600 2600 60 0000 C CNN
+F 2 "" H 2650 2400 60 0000 C CNN
+F 3 "" H 2650 2400 60 0000 C CNN
+ 1 2600 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F4E343
+P 3450 2450
+F 0 "U3" H 3450 2350 60 0000 C CNN
+F 1 "d_inverter" H 3450 2600 60 0000 C CNN
+F 2 "" H 3500 2400 60 0000 C CNN
+F 3 "" H 3500 2400 60 0000 C CNN
+ 1 3450 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 67F4E344
+P 4100 2400
+F 0 "U4" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 2350 2100 2600 2100
+Wire Wire Line
+ 2600 2100 2600 2150
+Connection ~ 2350 2100
+Wire Wire Line
+ 3100 2100 3450 2100
+Wire Wire Line
+ 3450 2100 3450 2150
+Connection ~ 3100 2100
+Wire Wire Line
+ 4100 2050 4100 2100
+Connection ~ 4450 1950
+Wire Wire Line
+ 3100 1550 3100 3800
+Wire Wire Line
+ 2350 1550 2350 2100
+Wire Wire Line
+ 3450 2900 5400 2900
+Connection ~ 3450 2900
+Wire Wire Line
+ 4100 3000 5400 3000
+Connection ~ 4100 3000
+Wire Wire Line
+ 3450 3200 5400 3200
+Connection ~ 3450 3200
+Wire Wire Line
+ 4450 3300 5400 3300
+Connection ~ 4450 3300
+Wire Wire Line
+ 2600 3700 5400 3700
+Connection ~ 2600 3700
+Wire Wire Line
+ 3100 3800 5400 3800
+Wire Wire Line
+ 3450 3200 3450 2750
+Wire Wire Line
+ 2600 3700 2600 2750
+Wire Wire Line
+ 4100 3000 4100 2700
+Wire Wire Line
+ 4450 3300 4450 1550
+Wire Wire Line
+ 4100 2050 3850 2050
+Wire Wire Line
+ 3850 2050 3850 1550
+$Comp
+L d_and U5
+U 1 1 67F4E64B
+P 5850 3000
+F 0 "U5" H 5850 3000 60 0000 C CNN
+F 1 "d_and" H 5900 3100 60 0000 C CNN
+F 2 "" H 5850 3000 60 0000 C CNN
+F 3 "" H 5850 3000 60 0000 C CNN
+ 1 5850 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F4E6B2
+P 5850 3300
+F 0 "U6" H 5850 3300 60 0000 C CNN
+F 1 "d_and" H 5900 3400 60 0000 C CNN
+F 2 "" H 5850 3300 60 0000 C CNN
+F 3 "" H 5850 3300 60 0000 C CNN
+ 1 5850 3300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 67F4E707
+P 5850 3800
+F 0 "U7" H 5850 3800 60 0000 C CNN
+F 1 "d_and" H 5900 3900 60 0000 C CNN
+F 2 "" H 5850 3800 60 0000 C CNN
+F 3 "" H 5850 3800 60 0000 C CNN
+ 1 5850 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U8
+U 1 1 67F4E744
+P 6750 3050
+F 0 "U8" H 6750 3050 60 0000 C CNN
+F 1 "d_or" H 6750 3150 60 0000 C CNN
+F 2 "" H 6750 3050 60 0000 C CNN
+F 3 "" H 6750 3050 60 0000 C CNN
+ 1 6750 3050
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6300 3050 6300 3250
+$Comp
+L d_or U9
+U 1 1 67F4E7EF
+P 7650 3100
+F 0 "U9" H 7650 3100 60 0000 C CNN
+F 1 "d_or" H 7650 3200 60 0000 C CNN
+F 2 "" H 7650 3100 60 0000 C CNN
+F 3 "" H 7650 3100 60 0000 C CNN
+ 1 7650 3100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6300 3750 7200 3750
+Wire Wire Line
+ 7200 3750 7200 3100
+$Comp
+L PORT U1
+U 5 1 67F4E938
+P 8350 3050
+F 0 "U1" H 8400 3150 30 0000 C CNN
+F 1 "PORT" H 8350 3050 30 0000 C CNN
+F 2 "" H 8350 3050 60 0000 C CNN
+F 3 "" H 8350 3050 60 0000 C CNN
+ 5 8350 3050
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sub
new file mode 100644
index 00000000..fbe2fd03
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin.sub
@@ -0,0 +1,38 @@
+* Subcircuit c_origin
+.subckt c_origin /w /x /y /z net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\c_origin\c_origin.cir
+* u2 /w net-_u2-pad2_ d_inverter
+* u3 /x net-_u3-pad2_ d_inverter
+* u4 /y net-_u4-pad2_ d_inverter
+* u5 net-_u3-pad2_ net-_u4-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u3-pad2_ /z net-_u6-pad3_ d_and
+* u7 net-_u2-pad2_ /x net-_u7-pad3_ d_and
+* u8 net-_u5-pad3_ net-_u6-pad3_ net-_u8-pad3_ d_or
+* u9 net-_u8-pad3_ net-_u7-pad3_ net-_u1-pad5_ d_or
+a1 /w net-_u2-pad2_ u2
+a2 /x net-_u3-pad2_ u3
+a3 /y net-_u4-pad2_ u4
+a4 [net-_u3-pad2_ net-_u4-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u3-pad2_ /z ] net-_u6-pad3_ u6
+a6 [net-_u2-pad2_ /x ] net-_u7-pad3_ u7
+a7 [net-_u5-pad3_ net-_u6-pad3_ ] net-_u8-pad3_ u8
+a8 [net-_u8-pad3_ net-_u7-pad3_ ] net-_u1-pad5_ u9
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u8 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u9 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends c_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin_Previous_Values.xml
new file mode 100644
index 00000000..4a1451aa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/c_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_or<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_or<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin-cache.lib
new file mode 100644
index 00000000..6bcc3103
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin-cache.lib
@@ -0,0 +1,114 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_and
+#
+DEF 3_and X 0 40 Y Y 1 F N
+F0 "X" 100 -50 60 H V C CNN
+F1 "3_and" 150 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 150 50 158 716 -716 0 1 0 N 200 200 200 -100
+P 2 0 1 0 -150 200 200 200 N
+P 3 0 1 0 -150 200 -150 -100 200 -100 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X out 4 500 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir
new file mode 100644
index 00000000..d11eba94
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir
@@ -0,0 +1,19 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\d_origin\d_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/10/25 00:47:35
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /x /y /z Net-_U1-Pad4_ PORT
+U2 /x Net-_U2-Pad2_ d_inverter
+U3 /y Net-_U3-Pad2_ d_inverter
+U4 /z Net-_U4-Pad2_ d_inverter
+X2 Net-_U5-Pad3_ Net-_U6-Pad3_ Net-_U7-Pad3_ Net-_X1-Pad4_ Net-_U1-Pad4_ 4_OR
+U5 Net-_U2-Pad2_ Net-_U4-Pad2_ Net-_U5-Pad3_ d_and
+U6 Net-_U2-Pad2_ /y Net-_U6-Pad3_ d_and
+U7 /y Net-_U4-Pad2_ Net-_U7-Pad3_ d_and
+X1 /x Net-_U3-Pad2_ /z Net-_X1-Pad4_ 3_and
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir.out
new file mode 100644
index 00000000..53010be0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.cir.out
@@ -0,0 +1,40 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\d_origin\d_origin.cir
+
+.include 3_and.sub
+.include 4_OR.sub
+* u1 /x /y /z net-_u1-pad4_ port
+* u2 /x net-_u2-pad2_ d_inverter
+* u3 /y net-_u3-pad2_ d_inverter
+* u4 /z net-_u4-pad2_ d_inverter
+x2 net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_x1-pad4_ net-_u1-pad4_ 4_OR
+* u5 net-_u2-pad2_ net-_u4-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u2-pad2_ /y net-_u6-pad3_ d_and
+* u7 /y net-_u4-pad2_ net-_u7-pad3_ d_and
+x1 /x net-_u3-pad2_ /z net-_x1-pad4_ 3_and
+a1 /x net-_u2-pad2_ u2
+a2 /y net-_u3-pad2_ u3
+a3 /z net-_u4-pad2_ u4
+a4 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad2_ /y ] net-_u6-pad3_ u6
+a6 [/y net-_u4-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sch
new file mode 100644
index 00000000..ec9a3d9e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sch
@@ -0,0 +1,270 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:d_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F4E50B
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 1 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F4E50C
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 2 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F4E50D
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 3 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U2
+U 1 1 67F4E50F
+P 3450 2450
+F 0 "U2" H 3450 2350 60 0000 C CNN
+F 1 "d_inverter" H 3450 2600 60 0000 C CNN
+F 2 "" H 3500 2400 60 0000 C CNN
+F 3 "" H 3500 2400 60 0000 C CNN
+ 1 3450 2450
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F4E510
+P 4100 2400
+F 0 "U3" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 67F4E511
+P 4800 2300
+F 0 "U4" H 4800 2200 60 0000 C CNN
+F 1 "d_inverter" H 4800 2450 60 0000 C CNN
+F 2 "" H 4850 2250 60 0000 C CNN
+F 3 "" H 4850 2250 60 0000 C CNN
+ 1 4800 2300
+ 0 1 1 0
+$EndComp
+$Comp
+L 4_OR X2
+U 1 1 67F4E512
+P 7050 3400
+F 0 "X2" H 7200 3300 60 0000 C CNN
+F 1 "4_OR" H 7200 3500 60 0000 C CNN
+F 2 "" H 7050 3400 60 0000 C CNN
+F 3 "" H 7050 3400 60 0000 C CNN
+ 1 7050 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F4E513
+P 8250 3400
+F 0 "U1" H 8300 3500 30 0000 C CNN
+F 1 "PORT" H 8250 3400 30 0000 C CNN
+F 2 "" H 8250 3400 60 0000 C CNN
+F 3 "" H 8250 3400 60 0000 C CNN
+ 4 8250 3400
+ -1 0 0 1
+$EndComp
+$Comp
+L d_and U5
+U 1 1 67F4E754
+P 5650 3000
+F 0 "U5" H 5650 3000 60 0000 C CNN
+F 1 "d_and" H 5700 3100 60 0000 C CNN
+F 2 "" H 5650 3000 60 0000 C CNN
+F 3 "" H 5650 3000 60 0000 C CNN
+ 1 5650 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F4E7A8
+P 5650 3300
+F 0 "U6" H 5650 3300 60 0000 C CNN
+F 1 "d_and" H 5700 3400 60 0000 C CNN
+F 2 "" H 5650 3300 60 0000 C CNN
+F 3 "" H 5650 3300 60 0000 C CNN
+ 1 5650 3300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 67F4E7E1
+P 5700 3600
+F 0 "U7" H 5700 3600 60 0000 C CNN
+F 1 "d_and" H 5750 3700 60 0000 C CNN
+F 2 "" H 5700 3600 60 0000 C CNN
+F 3 "" H 5700 3600 60 0000 C CNN
+ 1 5700 3600
+ 1 0 0 -1
+$EndComp
+$Comp
+L 3_and X1
+U 1 1 67F4E85E
+P 5550 4050
+F 0 "X1" H 5650 4000 60 0000 C CNN
+F 1 "3_and" H 5700 4200 60 0000 C CNN
+F 2 "" H 5550 4050 60 0000 C CNN
+F 3 "" H 5550 4050 60 0000 C CNN
+ 1 5550 4050
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3100 2100 3450 2100
+Wire Wire Line
+ 3450 2100 3450 2150
+Connection ~ 3100 2100
+Wire Wire Line
+ 4100 2050 3850 2050
+Wire Wire Line
+ 3850 2050 3850 2100
+Connection ~ 3850 2100
+Wire Wire Line
+ 4100 2050 4100 2100
+Wire Wire Line
+ 4800 1950 4450 1950
+Connection ~ 4450 1950
+Wire Wire Line
+ 4800 1950 4800 2000
+Wire Wire Line
+ 7600 3400 8000 3400
+Wire Wire Line
+ 3100 1550 3100 3900
+Wire Wire Line
+ 3450 2900 5200 2900
+Connection ~ 3450 2900
+Wire Wire Line
+ 4800 3000 5200 3000
+Connection ~ 4800 3000
+Wire Wire Line
+ 3450 3200 5200 3200
+Connection ~ 3450 3200
+Wire Wire Line
+ 3850 3300 5200 3300
+Connection ~ 3850 3300
+Wire Wire Line
+ 3850 3500 5250 3500
+Connection ~ 3850 3500
+Wire Wire Line
+ 4800 3600 5250 3600
+Connection ~ 4800 3600
+Wire Wire Line
+ 3100 3900 5200 3900
+Wire Wire Line
+ 4100 4000 5200 4000
+Connection ~ 4100 4000
+Wire Wire Line
+ 4450 4100 5200 4100
+Connection ~ 4450 4100
+Wire Wire Line
+ 4450 4100 4450 1550
+Wire Wire Line
+ 4100 4000 4100 2700
+Wire Wire Line
+ 4800 3600 4800 2600
+Wire Wire Line
+ 3850 1550 3850 3500
+Wire Wire Line
+ 3450 2750 3450 3200
+Wire Wire Line
+ 6100 2950 6700 2950
+Wire Wire Line
+ 6700 2950 6700 3250
+Wire Wire Line
+ 6100 3250 6550 3250
+Wire Wire Line
+ 6550 3250 6550 3350
+Wire Wire Line
+ 6550 3350 6700 3350
+Wire Wire Line
+ 6150 3550 6150 3450
+Wire Wire Line
+ 6150 3450 6700 3450
+Wire Wire Line
+ 6050 4000 6700 4000
+Wire Wire Line
+ 6700 4000 6700 3550
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sub
new file mode 100644
index 00000000..142ad7c3
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin.sub
@@ -0,0 +1,34 @@
+* Subcircuit d_origin
+.subckt d_origin /x /y /z net-_u1-pad4_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\d_origin\d_origin.cir
+.include 3_and.sub
+.include 4_OR.sub
+* u2 /x net-_u2-pad2_ d_inverter
+* u3 /y net-_u3-pad2_ d_inverter
+* u4 /z net-_u4-pad2_ d_inverter
+x2 net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_x1-pad4_ net-_u1-pad4_ 4_OR
+* u5 net-_u2-pad2_ net-_u4-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u2-pad2_ /y net-_u6-pad3_ d_and
+* u7 /y net-_u4-pad2_ net-_u7-pad3_ d_and
+x1 /x net-_u3-pad2_ /z net-_x1-pad4_ 3_and
+a1 /x net-_u2-pad2_ u2
+a2 /y net-_u3-pad2_ u3
+a3 /z net-_u4-pad2_ u4
+a4 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u2-pad2_ /y ] net-_u6-pad3_ u6
+a6 [/y net-_u4-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends d_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin_Previous_Values.xml
new file mode 100644
index 00000000..a999d337
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/d_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7></model><devicemodel /><subcircuit><x2><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x2><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\3_and</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/eSim b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/eSim
new file mode 160000
+Subproject de13d725c1ffd3e0754b22c0070c0a8be8b829e
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin-cache.lib
new file mode 100644
index 00000000..889b4267
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin-cache.lib
@@ -0,0 +1,94 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir
new file mode 100644
index 00000000..6f011078
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir
@@ -0,0 +1,16 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\e_origin\e_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/11/25 01:14:48
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /x /y /z Net-_U1-Pad4_ PORT
+U2 /x Net-_U2-Pad2_ d_inverter
+U3 /z Net-_U3-Pad2_ d_inverter
+U4 Net-_U2-Pad2_ Net-_U3-Pad2_ Net-_U4-Pad3_ d_and
+U5 /y Net-_U3-Pad2_ Net-_U5-Pad3_ d_and
+U6 Net-_U4-Pad3_ Net-_U5-Pad3_ Net-_U1-Pad4_ d_or
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir.out
new file mode 100644
index 00000000..9aa2614a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.cir.out
@@ -0,0 +1,32 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\e_origin\e_origin.cir
+
+* u1 /x /y /z net-_u1-pad4_ port
+* u2 /x net-_u2-pad2_ d_inverter
+* u3 /z net-_u3-pad2_ d_inverter
+* u4 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad3_ d_and
+* u5 /y net-_u3-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u4-pad3_ net-_u5-pad3_ net-_u1-pad4_ d_or
+a1 /x net-_u2-pad2_ u2
+a2 /z net-_u3-pad2_ u3
+a3 [net-_u2-pad2_ net-_u3-pad2_ ] net-_u4-pad3_ u4
+a4 [/y net-_u3-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u1-pad4_ u6
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u6 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sch
new file mode 100644
index 00000000..6054d4fa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sch
@@ -0,0 +1,189 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:e_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F6CA9D
+P 3600 2450
+F 0 "U1" H 3650 2550 30 0000 C CNN
+F 1 "PORT" H 3600 2450 30 0000 C CNN
+F 2 "" H 3600 2450 60 0000 C CNN
+F 3 "" H 3600 2450 60 0000 C CNN
+ 1 3600 2450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F6CAC2
+P 3600 2850
+F 0 "U1" H 3650 2950 30 0000 C CNN
+F 1 "PORT" H 3600 2850 30 0000 C CNN
+F 2 "" H 3600 2850 60 0000 C CNN
+F 3 "" H 3600 2850 60 0000 C CNN
+ 2 3600 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F6CAED
+P 3600 3250
+F 0 "U1" H 3650 3350 30 0000 C CNN
+F 1 "PORT" H 3600 3250 30 0000 C CNN
+F 2 "" H 3600 3250 60 0000 C CNN
+F 3 "" H 3600 3250 60 0000 C CNN
+ 3 3600 3250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3850 2450 4250 2450
+$Comp
+L d_inverter U2
+U 1 1 67F6CB20
+P 4550 2450
+F 0 "U2" H 4550 2350 60 0000 C CNN
+F 1 "d_inverter" H 4550 2600 60 0000 C CNN
+F 2 "" H 4600 2400 60 0000 C CNN
+F 3 "" H 4600 2400 60 0000 C CNN
+ 1 4550 2450
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F6CB80
+P 4600 3250
+F 0 "U3" H 4600 3150 60 0000 C CNN
+F 1 "d_inverter" H 4600 3400 60 0000 C CNN
+F 2 "" H 4650 3200 60 0000 C CNN
+F 3 "" H 4650 3200 60 0000 C CNN
+ 1 4600 3250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3850 3250 4300 3250
+Wire Wire Line
+ 4850 2450 5600 2450
+Wire Wire Line
+ 4900 3250 5250 3250
+Wire Wire Line
+ 5050 3250 5050 2550
+Wire Wire Line
+ 5050 2550 5600 2550
+Wire Wire Line
+ 3850 2850 5600 2850
+Wire Wire Line
+ 5250 3250 5250 2950
+Wire Wire Line
+ 5250 2950 5600 2950
+Connection ~ 5050 3250
+$Comp
+L d_and U4
+U 1 1 67F6CBCC
+P 6050 2550
+F 0 "U4" H 6050 2550 60 0000 C CNN
+F 1 "d_and" H 6100 2650 60 0000 C CNN
+F 2 "" H 6050 2550 60 0000 C CNN
+F 3 "" H 6050 2550 60 0000 C CNN
+ 1 6050 2550
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U5
+U 1 1 67F6CC03
+P 6050 2950
+F 0 "U5" H 6050 2950 60 0000 C CNN
+F 1 "d_and" H 6100 3050 60 0000 C CNN
+F 2 "" H 6050 2950 60 0000 C CNN
+F 3 "" H 6050 2950 60 0000 C CNN
+ 1 6050 2950
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U6
+U 1 1 67F6CC38
+P 7200 2600
+F 0 "U6" H 7200 2600 60 0000 C CNN
+F 1 "d_or" H 7200 2700 60 0000 C CNN
+F 2 "" H 7200 2600 60 0000 C CNN
+F 3 "" H 7200 2600 60 0000 C CNN
+ 1 7200 2600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6500 2500 6750 2500
+Wire Wire Line
+ 6500 2900 6750 2900
+Wire Wire Line
+ 6750 2900 6750 2600
+Wire Wire Line
+ 7650 2550 7900 2550
+$Comp
+L PORT U1
+U 4 1 67F6CCD0
+P 8150 2550
+F 0 "U1" H 8200 2650 30 0000 C CNN
+F 1 "PORT" H 8150 2550 30 0000 C CNN
+F 2 "" H 8150 2550 60 0000 C CNN
+F 3 "" H 8150 2550 60 0000 C CNN
+ 4 8150 2550
+ -1 0 0 1
+$EndComp
+Text Label 3950 2450 0 60 ~ 0
+x
+Text Label 4000 2850 0 60 ~ 0
+y
+Text Label 3950 3250 0 60 ~ 0
+z
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sub
new file mode 100644
index 00000000..7be62924
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin.sub
@@ -0,0 +1,26 @@
+* Subcircuit e_origin
+.subckt e_origin /x /y /z net-_u1-pad4_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\e_origin\e_origin.cir
+* u2 /x net-_u2-pad2_ d_inverter
+* u3 /z net-_u3-pad2_ d_inverter
+* u4 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad3_ d_and
+* u5 /y net-_u3-pad2_ net-_u5-pad3_ d_and
+* u6 net-_u4-pad3_ net-_u5-pad3_ net-_u1-pad4_ d_or
+a1 /x net-_u2-pad2_ u2
+a2 /z net-_u3-pad2_ u3
+a3 [net-_u2-pad2_ net-_u3-pad2_ ] net-_u4-pad3_ u4
+a4 [/y net-_u3-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u4-pad3_ net-_u5-pad3_ ] net-_u1-pad4_ u6
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u6 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends e_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin_Previous_Values.xml
new file mode 100644
index 00000000..54d54feb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/e_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_or<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin-cache.lib
new file mode 100644
index 00000000..20f5c6cc
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin-cache.lib
@@ -0,0 +1,96 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir
new file mode 100644
index 00000000..f630a09c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir
@@ -0,0 +1,18 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\f_origin\f_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/10/25 01:12:40
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /w /x /y /z Net-_U1-Pad5_ PORT
+U2 /y Net-_U2-Pad2_ d_inverter
+U3 /z Net-_U3-Pad2_ d_inverter
+X1 Net-_U4-Pad3_ Net-_U5-Pad3_ Net-_U6-Pad3_ Net-_U7-Pad3_ Net-_U1-Pad5_ 4_OR
+U4 Net-_U2-Pad2_ Net-_U3-Pad2_ Net-_U4-Pad3_ d_and
+U5 /x Net-_U2-Pad2_ Net-_U5-Pad3_ d_and
+U6 /x Net-_U3-Pad2_ Net-_U6-Pad3_ d_and
+U7 /w Net-_U2-Pad2_ Net-_U7-Pad3_ d_and
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir.out
new file mode 100644
index 00000000..2a00b16f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.cir.out
@@ -0,0 +1,38 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\f_origin\f_origin.cir
+
+.include 4_OR.sub
+* u1 /w /x /y /z net-_u1-pad5_ port
+* u2 /y net-_u2-pad2_ d_inverter
+* u3 /z net-_u3-pad2_ d_inverter
+x1 net-_u4-pad3_ net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad5_ 4_OR
+* u4 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad3_ d_and
+* u5 /x net-_u2-pad2_ net-_u5-pad3_ d_and
+* u6 /x net-_u3-pad2_ net-_u6-pad3_ d_and
+* u7 /w net-_u2-pad2_ net-_u7-pad3_ d_and
+a1 /y net-_u2-pad2_ u2
+a2 /z net-_u3-pad2_ u3
+a3 [net-_u2-pad2_ net-_u3-pad2_ ] net-_u4-pad3_ u4
+a4 [/x net-_u2-pad2_ ] net-_u5-pad3_ u5
+a5 [/x net-_u3-pad2_ ] net-_u6-pad3_ u6
+a6 [/w net-_u2-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sch
new file mode 100644
index 00000000..fc4bf555
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sch
@@ -0,0 +1,259 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:a_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F6CCB0
+P 2350 1300
+F 0 "U1" H 2400 1400 30 0000 C CNN
+F 1 "PORT" H 2350 1300 30 0000 C CNN
+F 2 "" H 2350 1300 60 0000 C CNN
+F 3 "" H 2350 1300 60 0000 C CNN
+ 1 2350 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F6CCB1
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 2 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F6CCB2
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 3 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F6CCB3
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 4 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 2350 1650 3 60 ~ 0
+w
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U2
+U 1 1 67F6CCB6
+P 4100 2400
+F 0 "U2" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U3
+U 1 1 67F6CCB7
+P 4800 2300
+F 0 "U3" H 4800 2200 60 0000 C CNN
+F 1 "d_inverter" H 4800 2450 60 0000 C CNN
+F 2 "" H 4850 2250 60 0000 C CNN
+F 3 "" H 4850 2250 60 0000 C CNN
+ 1 4800 2300
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 3850 1550 3850 2100
+Wire Wire Line
+ 4800 1950 4450 1950
+Connection ~ 4450 1950
+Wire Wire Line
+ 4800 1950 4800 2000
+Wire Wire Line
+ 4100 2700 4100 4100
+Wire Wire Line
+ 3100 1550 3100 3600
+Wire Wire Line
+ 2350 1550 2350 4000
+$Comp
+L 4_OR X1
+U 1 1 67F6CCBC
+P 7000 3450
+F 0 "X1" H 7150 3350 60 0000 C CNN
+F 1 "4_OR" H 7150 3550 60 0000 C CNN
+F 2 "" H 7000 3450 60 0000 C CNN
+F 3 "" H 7000 3450 60 0000 C CNN
+ 1 7000 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6650 2900 6650 3300
+Wire Wire Line
+ 7550 3450 7950 3450
+$Comp
+L PORT U1
+U 5 1 67F6CCBD
+P 8200 3450
+F 0 "U1" H 8250 3550 30 0000 C CNN
+F 1 "PORT" H 8200 3450 30 0000 C CNN
+F 2 "" H 8200 3450 60 0000 C CNN
+F 3 "" H 8200 3450 60 0000 C CNN
+ 5 8200 3450
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 4100 2900 4100 2850
+Wire Wire Line
+ 4100 2850 5150 2850
+Connection ~ 4100 2900
+Wire Wire Line
+ 4800 2950 5150 2950
+Connection ~ 4800 2950
+Wire Wire Line
+ 3100 3250 5150 3250
+Wire Wire Line
+ 4100 3350 5150 3350
+Connection ~ 4100 3350
+Wire Wire Line
+ 3100 3600 5150 3600
+Connection ~ 3100 3250
+Wire Wire Line
+ 4800 3700 5150 3700
+Connection ~ 4800 3700
+Wire Wire Line
+ 2350 4000 5150 4000
+Wire Wire Line
+ 4100 4100 5150 4100
+Wire Wire Line
+ 4450 1950 4450 1550
+Wire Wire Line
+ 3850 2100 4100 2100
+$Comp
+L d_and U4
+U 1 1 67F6D0F4
+P 5600 2950
+F 0 "U4" H 5600 2950 60 0000 C CNN
+F 1 "d_and" H 5650 3050 60 0000 C CNN
+F 2 "" H 5600 2950 60 0000 C CNN
+F 3 "" H 5600 2950 60 0000 C CNN
+ 1 5600 2950
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U5
+U 1 1 67F6D131
+P 5600 3350
+F 0 "U5" H 5600 3350 60 0000 C CNN
+F 1 "d_and" H 5650 3450 60 0000 C CNN
+F 2 "" H 5600 3350 60 0000 C CNN
+F 3 "" H 5600 3350 60 0000 C CNN
+ 1 5600 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F6D172
+P 5600 3700
+F 0 "U6" H 5600 3700 60 0000 C CNN
+F 1 "d_and" H 5650 3800 60 0000 C CNN
+F 2 "" H 5600 3700 60 0000 C CNN
+F 3 "" H 5600 3700 60 0000 C CNN
+ 1 5600 3700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 67F6D1AD
+P 5600 4100
+F 0 "U7" H 5600 4100 60 0000 C CNN
+F 1 "d_and" H 5650 4200 60 0000 C CNN
+F 2 "" H 5600 4100 60 0000 C CNN
+F 3 "" H 5600 4100 60 0000 C CNN
+ 1 5600 4100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6650 2900 6050 2900
+Wire Wire Line
+ 6050 3300 6350 3300
+Wire Wire Line
+ 6350 3300 6350 3400
+Wire Wire Line
+ 6350 3400 6650 3400
+Wire Wire Line
+ 6050 3650 6050 3500
+Wire Wire Line
+ 6050 3500 6650 3500
+Wire Wire Line
+ 6050 4050 6650 4050
+Wire Wire Line
+ 6650 4050 6650 3600
+Wire Wire Line
+ 4800 3700 4800 2600
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sub
new file mode 100644
index 00000000..275719f1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin.sub
@@ -0,0 +1,32 @@
+* Subcircuit f_origin
+.subckt f_origin /w /x /y /z net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\f_origin\f_origin.cir
+.include 4_OR.sub
+* u2 /y net-_u2-pad2_ d_inverter
+* u3 /z net-_u3-pad2_ d_inverter
+x1 net-_u4-pad3_ net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_u1-pad5_ 4_OR
+* u4 net-_u2-pad2_ net-_u3-pad2_ net-_u4-pad3_ d_and
+* u5 /x net-_u2-pad2_ net-_u5-pad3_ d_and
+* u6 /x net-_u3-pad2_ net-_u6-pad3_ d_and
+* u7 /w net-_u2-pad2_ net-_u7-pad3_ d_and
+a1 /y net-_u2-pad2_ u2
+a2 /z net-_u3-pad2_ u3
+a3 [net-_u2-pad2_ net-_u3-pad2_ ] net-_u4-pad3_ u4
+a4 [/x net-_u2-pad2_ ] net-_u5-pad3_ u5
+a5 [/x net-_u3-pad2_ ] net-_u6-pad3_ u6
+a6 [/w net-_u2-pad2_ ] net-_u7-pad3_ u7
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends f_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin_Previous_Values.xml
new file mode 100644
index 00000000..592103c4
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/f_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x1></subcircuit></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin-cache.lib
new file mode 100644
index 00000000..20f5c6cc
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin-cache.lib
@@ -0,0 +1,96 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 4_OR
+#
+DEF 4_OR X 0 40 Y Y 1 F N
+F0 "X" 150 -100 60 H V C CNN
+F1 "4_OR" 150 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -800 0 650 226 -226 0 1 0 N -200 250 -200 -250
+A -73 134 444 -599 -176 0 1 0 N 150 -250 350 0
+A -30 -99 393 627 146 0 1 0 N 150 250 350 0
+P 2 0 1 0 -200 -250 150 -250 N
+P 2 0 1 0 -200 250 150 250 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X in4 4 -350 -150 200 R 50 50 1 1 I
+X out 5 550 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir
new file mode 100644
index 00000000..0a0e3f41
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir
@@ -0,0 +1,19 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\g_origin\g_origin.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/11/25 01:54:27
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U1 /w /x /y /z Net-_U1-Pad5_ PORT
+U3 /y Net-_U3-Pad2_ d_inverter
+U4 /z Net-_U4-Pad2_ d_inverter
+X1 Net-_U5-Pad3_ Net-_U6-Pad3_ Net-_U7-Pad3_ Net-_U8-Pad3_ Net-_U1-Pad5_ 4_OR
+U2 /x Net-_U2-Pad2_ d_inverter
+U5 Net-_U2-Pad2_ /y Net-_U5-Pad3_ d_and
+U6 /y Net-_U4-Pad2_ Net-_U6-Pad3_ d_and
+U7 /x Net-_U3-Pad2_ Net-_U7-Pad3_ d_and
+U8 /w Net-_U2-Pad2_ Net-_U8-Pad3_ d_and
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir.out
new file mode 100644
index 00000000..bb3b0ad0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.cir.out
@@ -0,0 +1,42 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\g_origin\g_origin.cir
+
+.include 4_OR.sub
+* u1 /w /x /y /z net-_u1-pad5_ port
+* u3 /y net-_u3-pad2_ d_inverter
+* u4 /z net-_u4-pad2_ d_inverter
+x1 net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_u8-pad3_ net-_u1-pad5_ 4_OR
+* u2 /x net-_u2-pad2_ d_inverter
+* u5 net-_u2-pad2_ /y net-_u5-pad3_ d_and
+* u6 /y net-_u4-pad2_ net-_u6-pad3_ d_and
+* u7 /x net-_u3-pad2_ net-_u7-pad3_ d_and
+* u8 /w net-_u2-pad2_ net-_u8-pad3_ d_and
+a1 /y net-_u3-pad2_ u3
+a2 /z net-_u4-pad2_ u4
+a3 /x net-_u2-pad2_ u2
+a4 [net-_u2-pad2_ /y ] net-_u5-pad3_ u5
+a5 [/y net-_u4-pad2_ ] net-_u6-pad3_ u6
+a6 [/x net-_u3-pad2_ ] net-_u7-pad3_ u7
+a7 [/w net-_u2-pad2_ ] net-_u8-pad3_ u8
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sch
new file mode 100644
index 00000000..c0ef7cdd
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sch
@@ -0,0 +1,272 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:g_origin-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L PORT U1
+U 1 1 67F6CE89
+P 2350 1300
+F 0 "U1" H 2400 1400 30 0000 C CNN
+F 1 "PORT" H 2350 1300 30 0000 C CNN
+F 2 "" H 2350 1300 60 0000 C CNN
+F 3 "" H 2350 1300 60 0000 C CNN
+ 1 2350 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 2 1 67F6CE8A
+P 3100 1300
+F 0 "U1" H 3150 1400 30 0000 C CNN
+F 1 "PORT" H 3100 1300 30 0000 C CNN
+F 2 "" H 3100 1300 60 0000 C CNN
+F 3 "" H 3100 1300 60 0000 C CNN
+ 2 3100 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 3 1 67F6CE8B
+P 3850 1300
+F 0 "U1" H 3900 1400 30 0000 C CNN
+F 1 "PORT" H 3850 1300 30 0000 C CNN
+F 2 "" H 3850 1300 60 0000 C CNN
+F 3 "" H 3850 1300 60 0000 C CNN
+ 3 3850 1300
+ 0 -1 1 0
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67F6CE8C
+P 4450 1300
+F 0 "U1" H 4500 1400 30 0000 C CNN
+F 1 "PORT" H 4450 1300 30 0000 C CNN
+F 2 "" H 4450 1300 60 0000 C CNN
+F 3 "" H 4450 1300 60 0000 C CNN
+ 4 4450 1300
+ 0 -1 1 0
+$EndComp
+Text Label 2350 1650 3 60 ~ 0
+w
+Text Label 3100 1700 3 60 ~ 0
+x
+Text Label 3850 1700 3 60 ~ 0
+y
+Text Label 4450 1700 3 60 ~ 0
+z
+$Comp
+L d_inverter U3
+U 1 1 67F6CE8D
+P 4100 2400
+F 0 "U3" H 4100 2300 60 0000 C CNN
+F 1 "d_inverter" H 4100 2550 60 0000 C CNN
+F 2 "" H 4150 2350 60 0000 C CNN
+F 3 "" H 4150 2350 60 0000 C CNN
+ 1 4100 2400
+ 0 1 1 0
+$EndComp
+$Comp
+L d_inverter U4
+U 1 1 67F6CE8E
+P 4800 2300
+F 0 "U4" H 4800 2200 60 0000 C CNN
+F 1 "d_inverter" H 4800 2450 60 0000 C CNN
+F 2 "" H 4850 2250 60 0000 C CNN
+F 3 "" H 4850 2250 60 0000 C CNN
+ 1 4800 2300
+ 0 1 1 0
+$EndComp
+$Comp
+L 4_OR X1
+U 1 1 67F6CE8F
+P 7000 3450
+F 0 "X1" H 7150 3350 60 0000 C CNN
+F 1 "4_OR" H 7150 3550 60 0000 C CNN
+F 2 "" H 7000 3450 60 0000 C CNN
+F 3 "" H 7000 3450 60 0000 C CNN
+ 1 7000 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 67F6CE90
+P 8200 3450
+F 0 "U1" H 8250 3550 30 0000 C CNN
+F 1 "PORT" H 8200 3450 30 0000 C CNN
+F 2 "" H 8200 3450 60 0000 C CNN
+F 3 "" H 8200 3450 60 0000 C CNN
+ 5 8200 3450
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 3850 1550 3850 3500
+Wire Wire Line
+ 4800 1950 4450 1950
+Connection ~ 4450 1950
+Wire Wire Line
+ 4800 1950 4800 2000
+Wire Wire Line
+ 3100 1550 3100 3900
+Wire Wire Line
+ 2350 1550 2350 4250
+Wire Wire Line
+ 7550 3450 7950 3450
+Wire Wire Line
+ 4450 1950 4450 1550
+Wire Wire Line
+ 3850 2100 4100 2100
+Wire Wire Line
+ 6650 3600 6650 4300
+$Comp
+L d_inverter U2
+U 1 1 67F6CFF0
+P 3350 2350
+F 0 "U2" H 3350 2250 60 0000 C CNN
+F 1 "d_inverter" H 3350 2500 60 0000 C CNN
+F 2 "" H 3400 2300 60 0000 C CNN
+F 3 "" H 3400 2300 60 0000 C CNN
+ 1 3350 2350
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 3350 2650 3350 4350
+Wire Wire Line
+ 3350 3000 5250 3000
+Wire Wire Line
+ 3850 3100 5250 3100
+Connection ~ 3850 2100
+Wire Wire Line
+ 3850 3500 5250 3500
+Connection ~ 3850 3100
+Wire Wire Line
+ 4800 3600 5250 3600
+Connection ~ 4800 3600
+Wire Wire Line
+ 3100 3900 5250 3900
+Wire Wire Line
+ 4100 2700 4100 4000
+Wire Wire Line
+ 4100 4000 5250 4000
+Wire Wire Line
+ 2350 4250 5250 4250
+Wire Wire Line
+ 3350 4350 5250 4350
+Connection ~ 3350 3000
+Wire Wire Line
+ 4800 3600 4800 2600
+$Comp
+L d_and U5
+U 1 1 67F6D168
+P 5700 3100
+F 0 "U5" H 5700 3100 60 0000 C CNN
+F 1 "d_and" H 5750 3200 60 0000 C CNN
+F 2 "" H 5700 3100 60 0000 C CNN
+F 3 "" H 5700 3100 60 0000 C CNN
+ 1 5700 3100
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 67F6D1A7
+P 5700 3600
+F 0 "U6" H 5700 3600 60 0000 C CNN
+F 1 "d_and" H 5750 3700 60 0000 C CNN
+F 2 "" H 5700 3600 60 0000 C CNN
+F 3 "" H 5700 3600 60 0000 C CNN
+ 1 5700 3600
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 67F6D1E4
+P 5700 4000
+F 0 "U7" H 5700 4000 60 0000 C CNN
+F 1 "d_and" H 5750 4100 60 0000 C CNN
+F 2 "" H 5700 4000 60 0000 C CNN
+F 3 "" H 5700 4000 60 0000 C CNN
+ 1 5700 4000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U8
+U 1 1 67F6D21B
+P 5700 4350
+F 0 "U8" H 5700 4350 60 0000 C CNN
+F 1 "d_and" H 5750 4450 60 0000 C CNN
+F 2 "" H 5700 4350 60 0000 C CNN
+F 3 "" H 5700 4350 60 0000 C CNN
+ 1 5700 4350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6650 4300 6150 4300
+Wire Wire Line
+ 6150 3950 6500 3950
+Wire Wire Line
+ 6500 3950 6500 3500
+Wire Wire Line
+ 6500 3500 6650 3500
+Wire Wire Line
+ 6150 3550 6150 3400
+Wire Wire Line
+ 6150 3400 6650 3400
+Wire Wire Line
+ 6150 3050 6650 3050
+Wire Wire Line
+ 6650 3050 6650 3300
+Wire Wire Line
+ 3350 2050 3100 2050
+Connection ~ 3100 2050
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sub
new file mode 100644
index 00000000..e87dde76
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin.sub
@@ -0,0 +1,36 @@
+* Subcircuit g_origin
+.subckt g_origin /w /x /y /z net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\g_origin\g_origin.cir
+.include 4_OR.sub
+* u3 /y net-_u3-pad2_ d_inverter
+* u4 /z net-_u4-pad2_ d_inverter
+x1 net-_u5-pad3_ net-_u6-pad3_ net-_u7-pad3_ net-_u8-pad3_ net-_u1-pad5_ 4_OR
+* u2 /x net-_u2-pad2_ d_inverter
+* u5 net-_u2-pad2_ /y net-_u5-pad3_ d_and
+* u6 /y net-_u4-pad2_ net-_u6-pad3_ d_and
+* u7 /x net-_u3-pad2_ net-_u7-pad3_ d_and
+* u8 /w net-_u2-pad2_ net-_u8-pad3_ d_and
+a1 /y net-_u3-pad2_ u3
+a2 /z net-_u4-pad2_ u4
+a3 /x net-_u2-pad2_ u2
+a4 [net-_u2-pad2_ /y ] net-_u5-pad3_ u5
+a5 [/y net-_u4-pad2_ ] net-_u6-pad3_ u6
+a6 [/x net-_u3-pad2_ ] net-_u7-pad3_ u7
+a7 [/w net-_u2-pad2_ ] net-_u8-pad3_ u8
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u8 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends g_origin \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin_Previous_Values.xml
new file mode 100644
index 00000000..80c572a0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/g_origin_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u3 name="type">d_inverter<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_inverter<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u4><u2 name="type">d_inverter<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u2><u5 name="type">d_and<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_and<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_and<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_and<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\4_OR</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48-cache.lib
new file mode 100644
index 00000000..18dc2f16
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48-cache.lib
@@ -0,0 +1,98 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 74_48
+#
+DEF 74_48 X 0 40 Y Y 1 F N
+F0 "X" -700 100 60 H V C CNN
+F1 "74_48" -750 1150 60 H V C CNN
+F2 "" -700 350 60 H I C CNN
+F3 "" -700 350 60 H I C CNN
+DRAW
+S -300 1100 -1100 150 0 1 0 N
+X w 1 -1300 1050 200 R 50 50 1 1 I
+X x 2 -1300 950 200 R 50 50 1 1 I
+X y 3 -1300 850 200 R 50 50 1 1 I
+X z 4 -1300 750 200 R 50 50 1 1 I
+X LT 5 -1300 600 200 R 50 50 1 1 I
+X BI 6 -1300 500 200 R 50 50 1 1 I
+X RBI 7 -1300 400 200 R 50 50 1 1 I
+X a 8 -100 850 200 L 50 50 1 1 O
+X b 9 -100 750 200 L 50 50 1 1 O
+X c 10 -100 650 200 L 50 50 1 1 O
+X d 11 -100 550 200 L 50 50 1 1 O
+X e 12 -100 450 200 L 50 50 1 1 O
+X f 13 -100 350 200 L 50 50 1 1 O
+X g 14 -100 250 200 L 50 50 1 1 O
+X GND 15 -1300 250 200 R 50 50 1 1 N
+X vcc 16 -100 1000 200 L 50 50 1 1 N
+ENDDRAW
+ENDDEF
+#
+# DC
+#
+DEF DC v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "DC" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 w
+X - 2 0 -450 300 U 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir
new file mode 100644
index 00000000..bcc8495b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir
@@ -0,0 +1,29 @@
+* C:\Users\Shanthipriya\eSim-Workspace\7447\7447.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 04/11/25 02:00:36
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+v1 W GND pulse
+v2 X GND pulse
+v3 Y GND pulse
+v4 Z GND pulse
+v5 Net-_X1-Pad5_ GND DC
+v6 Net-_X1-Pad6_ GND DC
+v7 Net-_X1-Pad7_ GND DC
+U1 Z plot_v1
+U2 Y plot_v1
+U3 X plot_v1
+U4 W plot_v1
+U5 a plot_v1
+U6 b plot_v1
+U7 c plot_v1
+U8 d plot_v1
+U9 e plot_v1
+U10 f plot_v1
+U11 g plot_v1
+X1 W X Y Z Net-_X1-Pad5_ Net-_X1-Pad6_ Net-_X1-Pad7_ a b c d e f g ? ? 74_48
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir.out
new file mode 100644
index 00000000..2f14333c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.cir.out
@@ -0,0 +1,32 @@
+* c:\users\shanthipriya\esim-workspace\7447\7447.cir
+
+.include 74ls47.sub
+v1 w gnd pulse(0 5 0 1n 1n 16m 32m)
+v2 x gnd pulse(0 5 0 1n 1n 8m 16m)
+v3 y gnd pulse(0 5 0 1n 1n 4m 8m)
+v4 z gnd pulse(0 5 0 1n 1n 2m 4m)
+v5 net-_x1-pad5_ gnd dc 5
+v6 net-_x1-pad6_ gnd dc 5
+v7 net-_x1-pad7_ gnd dc 5
+* u1 z plot_v1
+* u2 y plot_v1
+* u3 x plot_v1
+* u4 w plot_v1
+* u5 a plot_v1
+* u6 b plot_v1
+* u7 c plot_v1
+* u8 d plot_v1
+* u9 e plot_v1
+* u10 f plot_v1
+* u11 g plot_v1
+x1 w x y z net-_x1-pad5_ net-_x1-pad6_ net-_x1-pad7_ a b c d e f g ? ? 74ls47
+.tran 1e-03 32e-03 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(z)+6v(y)+12 v(x)+18 v(w)+24 v(a)+30v(b)+36 v(c)+42v(d)+48 v(e)+54v(f)+60v(g)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.proj b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.proj
new file mode 100644
index 00000000..4fc1deab
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.proj
@@ -0,0 +1 @@
+schematicFile 7447.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.sch
new file mode 100644
index 00000000..fa498ac7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48.sch
@@ -0,0 +1,442 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:7448_ic1-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L pulse v1
+U 1 1 67F6DCAF
+P 3000 1200
+F 0 "v1" H 2800 1300 60 0000 C CNN
+F 1 "pulse" H 2800 1150 60 0000 C CNN
+F 2 "R1" H 2700 1200 60 0000 C CNN
+F 3 "" H 3000 1200 60 0000 C CNN
+ 1 3000 1200
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v2
+U 1 1 67F6DCF2
+P 3000 1700
+F 0 "v2" H 2800 1800 60 0000 C CNN
+F 1 "pulse" H 2800 1650 60 0000 C CNN
+F 2 "R1" H 2700 1700 60 0000 C CNN
+F 3 "" H 3000 1700 60 0000 C CNN
+ 1 3000 1700
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v3
+U 1 1 67F6DD65
+P 3000 2200
+F 0 "v3" H 2800 2300 60 0000 C CNN
+F 1 "pulse" H 2800 2150 60 0000 C CNN
+F 2 "R1" H 2700 2200 60 0000 C CNN
+F 3 "" H 3000 2200 60 0000 C CNN
+ 1 3000 2200
+ 0 1 1 0
+$EndComp
+$Comp
+L pulse v4
+U 1 1 67F6DD6B
+P 3000 2700
+F 0 "v4" H 2800 2800 60 0000 C CNN
+F 1 "pulse" H 2800 2650 60 0000 C CNN
+F 2 "R1" H 2700 2700 60 0000 C CNN
+F 3 "" H 3000 2700 60 0000 C CNN
+ 1 3000 2700
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 3450 1200 5300 1200
+Wire Wire Line
+ 4700 1200 4700 2400
+Wire Wire Line
+ 3450 1700 4800 1700
+Wire Wire Line
+ 4500 1700 4500 2500
+Wire Wire Line
+ 4500 2500 4700 2500
+Wire Wire Line
+ 3450 2200 4350 2200
+Wire Wire Line
+ 4350 2200 4350 2600
+Wire Wire Line
+ 4350 2600 4700 2600
+Wire Wire Line
+ 3450 2700 4700 2700
+$Comp
+L DC v5
+U 1 1 67F6DE86
+P 3050 3150
+F 0 "v5" H 2850 3250 60 0000 C CNN
+F 1 "DC" H 2850 3100 60 0000 C CNN
+F 2 "R1" H 2750 3150 60 0000 C CNN
+F 3 "" H 3050 3150 60 0000 C CNN
+ 1 3050 3150
+ 0 1 1 0
+$EndComp
+$Comp
+L DC v6
+U 1 1 67F6DEC1
+P 3050 3650
+F 0 "v6" H 2850 3750 60 0000 C CNN
+F 1 "DC" H 2850 3600 60 0000 C CNN
+F 2 "R1" H 2750 3650 60 0000 C CNN
+F 3 "" H 3050 3650 60 0000 C CNN
+ 1 3050 3650
+ 0 1 1 0
+$EndComp
+$Comp
+L DC v7
+U 1 1 67F6DF04
+P 3100 4150
+F 0 "v7" H 2900 4250 60 0000 C CNN
+F 1 "DC" H 2900 4100 60 0000 C CNN
+F 2 "R1" H 2800 4150 60 0000 C CNN
+F 3 "" H 3100 4150 60 0000 C CNN
+ 1 3100 4150
+ 0 1 1 0
+$EndComp
+Wire Wire Line
+ 3500 3150 3500 2850
+Wire Wire Line
+ 3500 2850 4700 2850
+Wire Wire Line
+ 3500 3650 3600 3650
+Wire Wire Line
+ 3600 3650 3600 2950
+Wire Wire Line
+ 3600 2950 4700 2950
+Wire Wire Line
+ 3550 4150 3700 4150
+Wire Wire Line
+ 3700 4150 3700 3050
+Wire Wire Line
+ 3700 3050 4700 3050
+$Comp
+L GND #PWR01
+U 1 1 67F6DFE6
+P 2450 4300
+F 0 "#PWR01" H 2450 4050 50 0001 C CNN
+F 1 "GND" H 2450 4150 50 0000 C CNN
+F 2 "" H 2450 4300 50 0001 C CNN
+F 3 "" H 2450 4300 50 0001 C CNN
+ 1 2450 4300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2650 4150 2450 4150
+Wire Wire Line
+ 2450 1200 2450 4300
+Wire Wire Line
+ 2600 3650 2450 3650
+Connection ~ 2450 4150
+Wire Wire Line
+ 2600 3150 2450 3150
+Connection ~ 2450 3650
+Wire Wire Line
+ 2550 2700 2450 2700
+Connection ~ 2450 3150
+Wire Wire Line
+ 2550 2200 2450 2200
+Connection ~ 2450 2700
+Wire Wire Line
+ 2550 1700 2450 1700
+Connection ~ 2450 2200
+Wire Wire Line
+ 2550 1200 2450 1200
+Connection ~ 2450 1700
+$Comp
+L plot_v1 U1
+U 1 1 67F6E0F7
+P 3850 1200
+F 0 "U1" H 3850 1700 60 0000 C CNN
+F 1 "plot_v1" H 4050 1550 60 0000 C CNN
+F 2 "" H 3850 1200 60 0000 C CNN
+F 3 "" H 3850 1200 60 0000 C CNN
+ 1 3850 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U2
+U 1 1 67F6E12E
+P 4300 1200
+F 0 "U2" H 4300 1700 60 0000 C CNN
+F 1 "plot_v1" H 4500 1550 60 0000 C CNN
+F 2 "" H 4300 1200 60 0000 C CNN
+F 3 "" H 4300 1200 60 0000 C CNN
+ 1 4300 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U3
+U 1 1 67F6E18B
+P 4800 1250
+F 0 "U3" H 4800 1750 60 0000 C CNN
+F 1 "plot_v1" H 5000 1600 60 0000 C CNN
+F 2 "" H 4800 1250 60 0000 C CNN
+F 3 "" H 4800 1250 60 0000 C CNN
+ 1 4800 1250
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U4
+U 1 1 67F6E1BC
+P 5300 1250
+F 0 "U4" H 5300 1750 60 0000 C CNN
+F 1 "plot_v1" H 5500 1600 60 0000 C CNN
+F 2 "" H 5300 1250 60 0000 C CNN
+F 3 "" H 5300 1250 60 0000 C CNN
+ 1 5300 1250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3850 1000 3850 2700
+Connection ~ 3850 2700
+Wire Wire Line
+ 4300 1000 4300 2200
+Connection ~ 4300 2200
+Wire Wire Line
+ 4800 1700 4800 1050
+Connection ~ 4500 1700
+Wire Wire Line
+ 5300 1200 5300 1050
+Connection ~ 4700 1200
+Text GLabel 5050 1350 0 60 Input ~ 0
+W
+Wire Wire Line
+ 5050 1350 5150 1350
+Wire Wire Line
+ 5150 1350 5150 1200
+Connection ~ 5150 1200
+Text GLabel 4500 1550 0 60 Input ~ 0
+X
+Wire Wire Line
+ 4500 1550 4800 1550
+Connection ~ 4800 1550
+Text GLabel 4150 1900 0 60 Input ~ 0
+Y
+Wire Wire Line
+ 4150 1900 4300 1900
+Connection ~ 4300 1900
+Text GLabel 3650 2450 0 60 Input ~ 0
+Z
+Wire Wire Line
+ 3650 2450 3850 2450
+Connection ~ 3850 2450
+$Comp
+L plot_v1 U5
+U 1 1 67F6E42E
+P 6300 2800
+F 0 "U5" H 6300 3300 60 0000 C CNN
+F 1 "plot_v1" H 6500 3150 60 0000 C CNN
+F 2 "" H 6300 2800 60 0000 C CNN
+F 3 "" H 6300 2800 60 0000 C CNN
+ 1 6300 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U6
+U 1 1 67F6E47D
+P 6750 2800
+F 0 "U6" H 6750 3300 60 0000 C CNN
+F 1 "plot_v1" H 6950 3150 60 0000 C CNN
+F 2 "" H 6750 2800 60 0000 C CNN
+F 3 "" H 6750 2800 60 0000 C CNN
+ 1 6750 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 67F6E4BA
+P 7150 2800
+F 0 "U7" H 7150 3300 60 0000 C CNN
+F 1 "plot_v1" H 7350 3150 60 0000 C CNN
+F 2 "" H 7150 2800 60 0000 C CNN
+F 3 "" H 7150 2800 60 0000 C CNN
+ 1 7150 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 67F6E4FB
+P 7550 2800
+F 0 "U8" H 7550 3300 60 0000 C CNN
+F 1 "plot_v1" H 7750 3150 60 0000 C CNN
+F 2 "" H 7550 2800 60 0000 C CNN
+F 3 "" H 7550 2800 60 0000 C CNN
+ 1 7550 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U9
+U 1 1 67F6E53C
+P 8000 2800
+F 0 "U9" H 8000 3300 60 0000 C CNN
+F 1 "plot_v1" H 8200 3150 60 0000 C CNN
+F 2 "" H 8000 2800 60 0000 C CNN
+F 3 "" H 8000 2800 60 0000 C CNN
+ 1 8000 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U10
+U 1 1 67F6E57F
+P 8400 2800
+F 0 "U10" H 8400 3300 60 0000 C CNN
+F 1 "plot_v1" H 8600 3150 60 0000 C CNN
+F 2 "" H 8400 2800 60 0000 C CNN
+F 3 "" H 8400 2800 60 0000 C CNN
+ 1 8400 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U11
+U 1 1 67F6E5BC
+P 8800 2800
+F 0 "U11" H 8800 3300 60 0000 C CNN
+F 1 "plot_v1" H 9000 3150 60 0000 C CNN
+F 2 "" H 8800 2800 60 0000 C CNN
+F 3 "" H 8800 2800 60 0000 C CNN
+ 1 8800 2800
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6300 2600 5900 2600
+Wire Wire Line
+ 6750 2600 6750 2700
+Wire Wire Line
+ 6750 2700 5900 2700
+Wire Wire Line
+ 7150 2600 7150 2800
+Wire Wire Line
+ 7150 2800 5900 2800
+Wire Wire Line
+ 7550 2600 7550 2900
+Wire Wire Line
+ 7550 2900 5900 2900
+Wire Wire Line
+ 8000 2600 8000 3000
+Wire Wire Line
+ 8000 3000 5900 3000
+Wire Wire Line
+ 8400 2600 8400 3100
+Wire Wire Line
+ 8400 3100 5900 3100
+Wire Wire Line
+ 8800 2600 8800 3200
+Wire Wire Line
+ 8800 3200 5900 3200
+Text GLabel 6100 3300 0 60 Input ~ 0
+a
+Wire Wire Line
+ 6100 3300 6150 3300
+Wire Wire Line
+ 6150 3300 6150 2600
+Connection ~ 6150 2600
+Text GLabel 6050 3500 0 60 Input ~ 0
+b
+Wire Wire Line
+ 6050 3500 6300 3500
+Wire Wire Line
+ 6300 3500 6300 2700
+Connection ~ 6300 2700
+Text GLabel 6450 3350 0 60 Input ~ 0
+c
+Wire Wire Line
+ 6450 3350 6550 3350
+Wire Wire Line
+ 6550 3350 6550 2800
+Connection ~ 6550 2800
+Text GLabel 6550 3550 0 60 Input ~ 0
+d
+Wire Wire Line
+ 6550 3550 6700 3550
+Wire Wire Line
+ 6700 3550 6700 2900
+Connection ~ 6700 2900
+Text GLabel 6850 3350 0 60 Input ~ 0
+e
+Wire Wire Line
+ 6850 3350 6900 3350
+Wire Wire Line
+ 6900 3350 6900 3000
+Connection ~ 6900 3000
+Text GLabel 6950 3500 0 60 Input ~ 0
+f
+Wire Wire Line
+ 6950 3500 7050 3500
+Wire Wire Line
+ 7050 3500 7050 3100
+Connection ~ 7050 3100
+Text GLabel 7250 3400 0 60 Input ~ 0
+g
+Wire Wire Line
+ 7250 3400 7300 3400
+Wire Wire Line
+ 7300 3400 7300 3200
+Connection ~ 7300 3200
+$Comp
+L 74_48 X?
+U 1 1 67F82B18
+P 6000 3450
+F 0 "X?" H 5250 3500 60 0000 C CNN
+F 1 "74_48" H 5250 4650 60 0000 C CNN
+F 2 "" H 6000 3450 60 0001 C CNN
+F 3 "" H 6000 3450 60 0001 C CNN
+ 1 6000 3450
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48_Previous_Values.xml
new file mode 100644
index 00000000..96049e0e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls48/sn54ls48_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">16m</field5><field5 name="Period">32m</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">8m</field5><field5 name="Period">16m</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">2m</field5><field5 name="Period">4m</field5></v4><v5 name="Source type">dc<field1 name="Value">5</field1></v5><v6 name="Source type">dc<field1 name="Value">5</field1></v6><v7 name="Source type">dc<field1 name="Value">5</field1></v7></source><model /><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74ls47</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">1</field2><field3 name="Stop Time">32</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">ms</field5><field6 name="Stop Combo">ms</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and-cache.lib
new file mode 100644
index 00000000..af058641
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir
new file mode 100644
index 00000000..ba296cf0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir
@@ -0,0 +1,13 @@
+* C:\Users\malli\eSim\src\SubcircuitLibrary\3_and\3_and.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 03/26/19 18:42:57
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_and
+U3 Net-_U2-Pad3_ Net-_U1-Pad3_ Net-_U1-Pad4_ d_and
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir.out
new file mode 100644
index 00000000..d7cf79a0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.cir.out
@@ -0,0 +1,20 @@
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.pro
new file mode 100644
index 00000000..00597a5a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.pro
@@ -0,0 +1,43 @@
+update=05/31/19 15:26:09
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=../../../kicadSchematicLibrary
+[eeschema/libraries]
+LibName1=eSim_Analog
+LibName2=eSim_Devices
+LibName3=eSim_Digital
+LibName4=eSim_Hybrid
+LibName5=eSim_Miscellaneous
+LibName6=eSim_Plot
+LibName7=eSim_Power
+LibName8=eSim_User
+LibName9=eSim_Sources
+LibName10=eSim_Subckt
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sch
new file mode 100644
index 00000000..d6ac89f9
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sch
@@ -0,0 +1,130 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Plot
+LIBS:eSim_Power
+LIBS:eSim_PSpice
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_User
+LIBS:3_and-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_and U2
+U 1 1 5C9A24D8
+P 4250 2700
+F 0 "U2" H 4250 2700 60 0000 C CNN
+F 1 "d_and" H 4300 2800 60 0000 C CNN
+F 2 "" H 4250 2700 60 0000 C CNN
+F 3 "" H 4250 2700 60 0000 C CNN
+ 1 4250 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U3
+U 1 1 5C9A2538
+P 5150 2900
+F 0 "U3" H 5150 2900 60 0000 C CNN
+F 1 "d_and" H 5200 3000 60 0000 C CNN
+F 2 "" H 5150 2900 60 0000 C CNN
+F 3 "" H 5150 2900 60 0000 C CNN
+ 1 5150 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 5C9A259A
+P 3050 2600
+F 0 "U1" H 3100 2700 30 0000 C CNN
+F 1 "PORT" H 3050 2600 30 0000 C CNN
+F 2 "" H 3050 2600 60 0000 C CNN
+F 3 "" H 3050 2600 60 0000 C CNN
+ 1 3050 2600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 5C9A25D9
+P 3050 2800
+F 0 "U1" H 3100 2900 30 0000 C CNN
+F 1 "PORT" H 3050 2800 30 0000 C CNN
+F 2 "" H 3050 2800 60 0000 C CNN
+F 3 "" H 3050 2800 60 0000 C CNN
+ 2 3050 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 5C9A260A
+P 3050 3100
+F 0 "U1" H 3100 3200 30 0000 C CNN
+F 1 "PORT" H 3050 3100 30 0000 C CNN
+F 2 "" H 3050 3100 60 0000 C CNN
+F 3 "" H 3050 3100 60 0000 C CNN
+ 3 3050 3100
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 5C9A2637
+P 6900 2850
+F 0 "U1" H 6950 2950 30 0000 C CNN
+F 1 "PORT" H 6900 2850 30 0000 C CNN
+F 2 "" H 6900 2850 60 0000 C CNN
+F 3 "" H 6900 2850 60 0000 C CNN
+ 4 6900 2850
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 4700 2650 4700 2800
+Wire Wire Line
+ 5600 2850 6650 2850
+Wire Wire Line
+ 3800 2600 3300 2600
+Wire Wire Line
+ 3800 2700 3300 2700
+Wire Wire Line
+ 3300 2700 3300 2800
+Wire Wire Line
+ 3300 3100 4700 3100
+Wire Wire Line
+ 4700 3100 4700 2900
+Text Notes 3500 2600 0 60 ~ 12
+in1
+Text Notes 3450 2800 0 60 ~ 12
+in2\n
+Text Notes 3500 3100 0 60 ~ 12
+in3
+Text Notes 6100 2850 0 60 ~ 12
+out
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sub
new file mode 100644
index 00000000..3d9120bb
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and.sub
@@ -0,0 +1,14 @@
+* Subcircuit 3_and
+.subckt 3_and net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends 3_and \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and_Previous_Values.xml
new file mode 100644
index 00000000..abc5faaa
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/3_and_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_and<field1 name="Enter Fall Delay (default=1.0e-9)" /><field2 name="Enter Input Load (default=1.0e-12)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /></u2><u3 name="type">d_and<field4 name="Enter Fall Delay (default=1.0e-9)" /><field5 name="Enter Input Load (default=1.0e-12)" /><field6 name="Enter Rise Delay (default=1.0e-9)" /></u3></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">Sec</field4><field5 name="Step Combo">Sec</field5><field6 name="Stop Combo">Sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/analysis b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/analysis
new file mode 100644
index 00000000..c178a1dc
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/analysis
@@ -0,0 +1 @@
+.tran 1e-09 5e-06 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72-cache.lib
new file mode 100644
index 00000000..1cdee83e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72-cache.lib
@@ -0,0 +1,93 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_dff
+#
+DEF d_dff U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_dff" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 350 450 -350 -400 0 1 0 N
+X Din 1 -550 350 200 R 50 50 1 1 I
+X Clk 2 -550 -300 200 R 50 50 1 1 I C
+X Set 3 0 650 200 D 50 50 1 1 I
+X Reset 4 0 -600 200 U 50 50 1 1 I
+X Dout 5 550 350 200 L 50 50 1 1 O
+X Ndout 6 550 -300 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir
new file mode 100644
index 00000000..f3277b9f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir
@@ -0,0 +1,18 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\internal72\internal72.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/24/25 09:40:12
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U3 Net-_U3-Pad1_ Net-_U1-Pad1_ Net-_U3-Pad3_ d_nand
+U4 Net-_U2-Pad2_ Net-_U4-Pad2_ Net-_U4-Pad3_ d_nand
+U5 Net-_U3-Pad3_ Net-_U4-Pad3_ Net-_U5-Pad3_ d_nand
+U2 Net-_U1-Pad3_ Net-_U2-Pad2_ d_inverter
+U7 Net-_U5-Pad3_ Net-_U1-Pad2_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U4-Pad2_ Net-_U3-Pad1_ d_dff
+U8 Net-_U4-Pad2_ Net-_U6-Pad2_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ d_dff
+U6 Net-_U1-Pad2_ Net-_U6-Pad2_ d_inverter
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ ? ? Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir.out
new file mode 100644
index 00000000..ec11a6c2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.cir.out
@@ -0,0 +1,40 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\internal72\internal72.cir
+
+* u3 net-_u3-pad1_ net-_u1-pad1_ net-_u3-pad3_ d_nand
+* u4 net-_u2-pad2_ net-_u4-pad2_ net-_u4-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u5-pad3_ d_nand
+* u2 net-_u1-pad3_ net-_u2-pad2_ d_inverter
+* u7 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ d_dff
+* u8 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ d_dff
+* u6 net-_u1-pad2_ net-_u6-pad2_ d_inverter
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ? ? net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ port
+a1 [net-_u3-pad1_ net-_u1-pad1_ ] net-_u3-pad3_ u3
+a2 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u5-pad3_ u5
+a4 net-_u1-pad3_ net-_u2-pad2_ u2
+a5 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ u7
+a6 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ u8
+a7 net-_u1-pad2_ net-_u6-pad2_ u6
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u7 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u8 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sch
new file mode 100644
index 00000000..a5f97c98
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sch
@@ -0,0 +1,299 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:internal72-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nand U3
+U 1 1 68314F2B
+P 4150 2800
+F 0 "U3" H 4150 2800 60 0000 C CNN
+F 1 "d_nand" H 4200 2900 60 0000 C CNN
+F 2 "" H 4150 2800 60 0000 C CNN
+F 3 "" H 4150 2800 60 0000 C CNN
+ 1 4150 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U4
+U 1 1 68314FDD
+P 4150 3350
+F 0 "U4" H 4150 3350 60 0000 C CNN
+F 1 "d_nand" H 4200 3450 60 0000 C CNN
+F 2 "" H 4150 3350 60 0000 C CNN
+F 3 "" H 4150 3350 60 0000 C CNN
+ 1 4150 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U5
+U 1 1 68315038
+P 5250 3100
+F 0 "U5" H 5250 3100 60 0000 C CNN
+F 1 "d_nand" H 5300 3200 60 0000 C CNN
+F 2 "" H 5250 3100 60 0000 C CNN
+F 3 "" H 5250 3100 60 0000 C CNN
+ 1 5250 3100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4600 2750 4800 2750
+Wire Wire Line
+ 4800 2750 4800 3000
+Wire Wire Line
+ 4600 3300 4800 3300
+Wire Wire Line
+ 4800 3300 4800 3100
+$Comp
+L d_inverter U2
+U 1 1 68315089
+P 3200 3250
+F 0 "U2" H 3200 3150 60 0000 C CNN
+F 1 "d_inverter" H 3200 3400 60 0000 C CNN
+F 2 "" H 3250 3200 60 0000 C CNN
+F 3 "" H 3250 3200 60 0000 C CNN
+ 1 3200 3250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3500 3250 3700 3250
+Wire Wire Line
+ 3700 2800 2600 2800
+Wire Wire Line
+ 2650 3250 2900 3250
+$Comp
+L d_dff U7
+U 1 1 683150F6
+P 6850 3400
+F 0 "U7" H 6850 3400 60 0000 C CNN
+F 1 "d_dff" H 6850 3550 60 0000 C CNN
+F 2 "" H 6850 3400 60 0000 C CNN
+F 3 "" H 6850 3400 60 0000 C CNN
+ 1 6850 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_dff U8
+U 1 1 68315165
+P 8650 3400
+F 0 "U8" H 8650 3400 60 0000 C CNN
+F 1 "d_dff" H 8650 3550 60 0000 C CNN
+F 2 "" H 8650 3400 60 0000 C CNN
+F 3 "" H 8650 3400 60 0000 C CNN
+ 1 8650 3400
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5700 3050 6300 3050
+Wire Wire Line
+ 3700 3350 3400 3350
+Wire Wire Line
+ 3400 3350 3400 4300
+Wire Wire Line
+ 3400 4300 7650 4300
+Wire Wire Line
+ 7400 3050 8100 3050
+Wire Wire Line
+ 7650 4300 7650 3050
+Connection ~ 7650 3050
+Wire Wire Line
+ 7400 3700 7700 3700
+Wire Wire Line
+ 7700 3700 7700 1950
+Wire Wire Line
+ 7700 1950 3400 1950
+Wire Wire Line
+ 3400 1950 3400 2700
+Wire Wire Line
+ 3400 2700 3700 2700
+Wire Wire Line
+ 6300 3700 2600 3700
+$Comp
+L d_inverter U6
+U 1 1 68315227
+P 6300 4750
+F 0 "U6" H 6300 4650 60 0000 C CNN
+F 1 "d_inverter" H 6300 4900 60 0000 C CNN
+F 2 "" H 6350 4700 60 0000 C CNN
+F 3 "" H 6350 4700 60 0000 C CNN
+ 1 6300 4750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6000 4750 5550 4750
+Wire Wire Line
+ 5550 4750 5550 3700
+Connection ~ 5550 3700
+Wire Wire Line
+ 6600 4750 7900 4750
+Wire Wire Line
+ 7900 4750 7900 3700
+Wire Wire Line
+ 7900 3700 8100 3700
+Wire Wire Line
+ 6850 4200 8650 4200
+Wire Wire Line
+ 8650 4000 8650 5000
+Connection ~ 8650 4200
+Wire Wire Line
+ 6850 2750 6850 2350
+Wire Wire Line
+ 6850 2350 8650 2350
+Wire Wire Line
+ 8650 1400 8650 2750
+Connection ~ 8650 2350
+Wire Wire Line
+ 6850 4200 6850 4000
+$Comp
+L PORT U1
+U 1 1 683153A5
+P 2350 2800
+F 0 "U1" H 2400 2900 30 0000 C CNN
+F 1 "PORT" H 2350 2800 30 0000 C CNN
+F 2 "" H 2350 2800 60 0000 C CNN
+F 3 "" H 2350 2800 60 0000 C CNN
+ 1 2350 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 683153DC
+P 2400 3250
+F 0 "U1" H 2450 3350 30 0000 C CNN
+F 1 "PORT" H 2400 3250 30 0000 C CNN
+F 2 "" H 2400 3250 60 0000 C CNN
+F 3 "" H 2400 3250 60 0000 C CNN
+ 3 2400 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6831542D
+P 2350 3700
+F 0 "U1" H 2400 3800 30 0000 C CNN
+F 1 "PORT" H 2350 3700 30 0000 C CNN
+F 2 "" H 2350 3700 60 0000 C CNN
+F 3 "" H 2350 3700 60 0000 C CNN
+ 2 2350 3700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6831548B
+P 8400 5000
+F 0 "U1" H 8450 5100 30 0000 C CNN
+F 1 "PORT" H 8400 5000 30 0000 C CNN
+F 2 "" H 8400 5000 60 0000 C CNN
+F 3 "" H 8400 5000 60 0000 C CNN
+ 7 8400 5000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 68315516
+P 8400 1400
+F 0 "U1" H 8450 1500 30 0000 C CNN
+F 1 "PORT" H 8400 1400 30 0000 C CNN
+F 2 "" H 8400 1400 60 0000 C CNN
+F 3 "" H 8400 1400 60 0000 C CNN
+ 6 8400 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 68315583
+P 9450 3050
+F 0 "U1" H 9500 3150 30 0000 C CNN
+F 1 "PORT" H 9450 3050 30 0000 C CNN
+F 2 "" H 9450 3050 60 0000 C CNN
+F 3 "" H 9450 3050 60 0000 C CNN
+ 8 9450 3050
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 683155FA
+P 9450 3700
+F 0 "U1" H 9500 3800 30 0000 C CNN
+F 1 "PORT" H 9450 3700 30 0000 C CNN
+F 2 "" H 9450 3700 60 0000 C CNN
+F 3 "" H 9450 3700 60 0000 C CNN
+ 9 9450 3700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6831563D
+P 7050 5450
+F 0 "U1" H 7100 5550 30 0000 C CNN
+F 1 "PORT" H 7050 5450 30 0000 C CNN
+F 2 "" H 7050 5450 60 0000 C CNN
+F 3 "" H 7050 5450 60 0000 C CNN
+ 4 7050 5450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 68315682
+P 7050 5650
+F 0 "U1" H 7100 5750 30 0000 C CNN
+F 1 "PORT" H 7050 5650 30 0000 C CNN
+F 2 "" H 7050 5650 60 0000 C CNN
+F 3 "" H 7050 5650 60 0000 C CNN
+ 5 7050 5650
+ 1 0 0 -1
+$EndComp
+NoConn ~ 7300 5450
+NoConn ~ 7300 5650
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sub
new file mode 100644
index 00000000..4ff0c262
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72.sub
@@ -0,0 +1,34 @@
+* Subcircuit internal72
+.subckt internal72 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ? ? net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\internal72\internal72.cir
+* u3 net-_u3-pad1_ net-_u1-pad1_ net-_u3-pad3_ d_nand
+* u4 net-_u2-pad2_ net-_u4-pad2_ net-_u4-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u5-pad3_ d_nand
+* u2 net-_u1-pad3_ net-_u2-pad2_ d_inverter
+* u7 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ d_dff
+* u8 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ d_dff
+* u6 net-_u1-pad2_ net-_u6-pad2_ d_inverter
+a1 [net-_u3-pad1_ net-_u1-pad1_ ] net-_u3-pad3_ u3
+a2 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u5-pad3_ u5
+a4 net-_u1-pad3_ net-_u2-pad2_ u2
+a5 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ u7
+a6 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ u8
+a7 net-_u1-pad2_ net-_u6-pad2_ u6
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u7 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u8 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends internal72 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72_Previous_Values.xml
new file mode 100644
index 00000000..ec31c02b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internal72_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_jkff<field1 name="Enter Clk Delay (default=1.0e-9)" /><field2 name="Enter Set Delay (default=1.0e-9)" /><field3 name="Enter Reset Delay (default=1.0)" /><field4 name="Enter IC (default=0)" /><field5 name="Enter value for JK Load (default=1.0e-12)" /><field6 name="Enter value for Clk Load (default=1.0e-12)" /><field7 name="Enter value for Set Load (default=1.0e-12)" /><field8 name="Enter value for Reset Load (default=1.0e-12)" /><field9 name="Enter Rise Delay (default=1.0e-9)" /><field10 name="Enter Fall Delay (default=1.0e-9)" /></u2><u4 name="type">d_jkff<field11 name="Enter Clk Delay (default=1.0e-9)" /><field12 name="Enter Set Delay (default=1.0e-9)" /><field13 name="Enter Reset Delay (default=1.0)" /><field14 name="Enter IC (default=0)" /><field15 name="Enter value for JK Load (default=1.0e-12)" /><field16 name="Enter value for Clk Load (default=1.0e-12)" /><field17 name="Enter value for Set Load (default=1.0e-12)" /><field18 name="Enter value for Reset Load (default=1.0e-12)" /><field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /></u4><u3 name="type">d_inverter<field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /><field23 name="Enter Input Load (default=1.0e-12)" /></u3><u3 name="type">d_srlatch<field1 name="Enter SR Delay (default=1.0e-9)" /><field2 name="Enter Enable Delay (default=1.0e-9)" /><field3 name="Enter Set Delay (default=1.0e-9)" /><field4 name="Enter Reset Delay (default=1.0)" /><field5 name="Enter IC (default=0)" /><field6 name="Enter value for SR Load (default=1.0e-12)" /><field7 name="Enter value for Enable Load (default=1.0e-12)" /><field8 name="Enter value for Set Load (default=1.0e-12)" /><field9 name="Enter value for Reset Load (default=1.0e-12)" /><field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /></u3><u6 name="type">d_srlatch<field12 name="Enter SR Delay (default=1.0e-9)" /><field13 name="Enter Enable Delay (default=1.0e-9)" /><field14 name="Enter Set Delay (default=1.0e-9)" /><field15 name="Enter Reset Delay (default=1.0)" /><field16 name="Enter IC (default=0)" /><field17 name="Enter value for SR Load (default=1.0e-12)" /><field18 name="Enter value for Enable Load (default=1.0e-12)" /><field19 name="Enter value for Set Load (default=1.0e-12)" /><field20 name="Enter value for Reset Load (default=1.0e-12)" /><field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /></u6><u2 name="type">d_inverter<field23 name="Enter Rise Delay (default=1.0e-9)" /><field24 name="Enter Fall Delay (default=1.0e-9)" /><field25 name="Enter Input Load (default=1.0e-12)" /></u2><u4 name="type">d_and<field26 name="Enter Rise Delay (default=1.0e-9)" /><field27 name="Enter Fall Delay (default=1.0e-9)" /><field28 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field29 name="Enter Rise Delay (default=1.0e-9)" /><field30 name="Enter Fall Delay (default=1.0e-9)" /><field31 name="Enter Input Load (default=1.0e-12)" /></u5><u2 name="type">d_and<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u3><u6 name="type">d_inverter<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_inverter<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_inverter<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_and<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_and<field25 name="Enter Rise Delay (default=1.0e-9)" /><field26 name="Enter Fall Delay (default=1.0e-9)" /><field27 name="Enter Input Load (default=1.0e-12)" /></u10><u11 name="type">d_and<field28 name="Enter Rise Delay (default=1.0e-9)" /><field29 name="Enter Fall Delay (default=1.0e-9)" /><field30 name="Enter Input Load (default=1.0e-12)" /></u11><u12 name="type">d_and<field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /><field33 name="Enter Input Load (default=1.0e-12)" /></u12><u13 name="type">d_and<field34 name="Enter Rise Delay (default=1.0e-9)" /><field35 name="Enter Fall Delay (default=1.0e-9)" /><field36 name="Enter Input Load (default=1.0e-12)" /></u13><u14 name="type">d_and<field37 name="Enter Rise Delay (default=1.0e-9)" /><field38 name="Enter Fall Delay (default=1.0e-9)" /><field39 name="Enter Input Load (default=1.0e-12)" /></u14><u3 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u5><u7 name="type">d_dff<field13 name="Enter Clk Delay (default=1.0e-9)" /><field14 name="Enter Set Delay (default=1.0e-9)" /><field15 name="Enter Reset Delay (default=1.0)" /><field16 name="Enter IC (default=0)" /><field17 name="Enter value for Data Load (default=1.0e-12)" /><field18 name="Enter value for Clk Load (default=1.0e-12)" /><field19 name="Enter value for Set Load (default=1.0e-12)" /><field20 name="Enter value for Reset Load (default=1.0e-12)" /><field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /></u7><u8 name="type">d_dff<field23 name="Enter Clk Delay (default=1.0e-9)" /><field24 name="Enter Set Delay (default=1.0e-9)" /><field25 name="Enter Reset Delay (default=1.0)" /><field26 name="Enter IC (default=0)" /><field27 name="Enter value for Data Load (default=1.0e-12)" /><field28 name="Enter value for Clk Load (default=1.0e-12)" /><field29 name="Enter value for Set Load (default=1.0e-12)" /><field30 name="Enter value for Reset Load (default=1.0e-12)" /><field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /></u8></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72-cache.lib
new file mode 100644
index 00000000..1cdee83e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72-cache.lib
@@ -0,0 +1,93 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_dff
+#
+DEF d_dff U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_dff" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 350 450 -350 -400 0 1 0 N
+X Din 1 -550 350 200 R 50 50 1 1 I
+X Clk 2 -550 -300 200 R 50 50 1 1 I C
+X Set 3 0 650 200 D 50 50 1 1 I
+X Reset 4 0 -600 200 U 50 50 1 1 I
+X Dout 5 550 350 200 L 50 50 1 1 O
+X Ndout 6 550 -300 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir
new file mode 100644
index 00000000..f3277b9f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir
@@ -0,0 +1,18 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\internal72\internal72.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/24/25 09:40:12
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U3 Net-_U3-Pad1_ Net-_U1-Pad1_ Net-_U3-Pad3_ d_nand
+U4 Net-_U2-Pad2_ Net-_U4-Pad2_ Net-_U4-Pad3_ d_nand
+U5 Net-_U3-Pad3_ Net-_U4-Pad3_ Net-_U5-Pad3_ d_nand
+U2 Net-_U1-Pad3_ Net-_U2-Pad2_ d_inverter
+U7 Net-_U5-Pad3_ Net-_U1-Pad2_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U4-Pad2_ Net-_U3-Pad1_ d_dff
+U8 Net-_U4-Pad2_ Net-_U6-Pad2_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ d_dff
+U6 Net-_U1-Pad2_ Net-_U6-Pad2_ d_inverter
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ ? ? Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir.out
new file mode 100644
index 00000000..ec11a6c2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.cir.out
@@ -0,0 +1,40 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\internal72\internal72.cir
+
+* u3 net-_u3-pad1_ net-_u1-pad1_ net-_u3-pad3_ d_nand
+* u4 net-_u2-pad2_ net-_u4-pad2_ net-_u4-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u5-pad3_ d_nand
+* u2 net-_u1-pad3_ net-_u2-pad2_ d_inverter
+* u7 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ d_dff
+* u8 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ d_dff
+* u6 net-_u1-pad2_ net-_u6-pad2_ d_inverter
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ? ? net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ port
+a1 [net-_u3-pad1_ net-_u1-pad1_ ] net-_u3-pad3_ u3
+a2 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u5-pad3_ u5
+a4 net-_u1-pad3_ net-_u2-pad2_ u2
+a5 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ u7
+a6 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ u8
+a7 net-_u1-pad2_ net-_u6-pad2_ u6
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u7 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u8 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sch
new file mode 100644
index 00000000..a5f97c98
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sch
@@ -0,0 +1,299 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:internal72-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nand U3
+U 1 1 68314F2B
+P 4150 2800
+F 0 "U3" H 4150 2800 60 0000 C CNN
+F 1 "d_nand" H 4200 2900 60 0000 C CNN
+F 2 "" H 4150 2800 60 0000 C CNN
+F 3 "" H 4150 2800 60 0000 C CNN
+ 1 4150 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U4
+U 1 1 68314FDD
+P 4150 3350
+F 0 "U4" H 4150 3350 60 0000 C CNN
+F 1 "d_nand" H 4200 3450 60 0000 C CNN
+F 2 "" H 4150 3350 60 0000 C CNN
+F 3 "" H 4150 3350 60 0000 C CNN
+ 1 4150 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U5
+U 1 1 68315038
+P 5250 3100
+F 0 "U5" H 5250 3100 60 0000 C CNN
+F 1 "d_nand" H 5300 3200 60 0000 C CNN
+F 2 "" H 5250 3100 60 0000 C CNN
+F 3 "" H 5250 3100 60 0000 C CNN
+ 1 5250 3100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4600 2750 4800 2750
+Wire Wire Line
+ 4800 2750 4800 3000
+Wire Wire Line
+ 4600 3300 4800 3300
+Wire Wire Line
+ 4800 3300 4800 3100
+$Comp
+L d_inverter U2
+U 1 1 68315089
+P 3200 3250
+F 0 "U2" H 3200 3150 60 0000 C CNN
+F 1 "d_inverter" H 3200 3400 60 0000 C CNN
+F 2 "" H 3250 3200 60 0000 C CNN
+F 3 "" H 3250 3200 60 0000 C CNN
+ 1 3200 3250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3500 3250 3700 3250
+Wire Wire Line
+ 3700 2800 2600 2800
+Wire Wire Line
+ 2650 3250 2900 3250
+$Comp
+L d_dff U7
+U 1 1 683150F6
+P 6850 3400
+F 0 "U7" H 6850 3400 60 0000 C CNN
+F 1 "d_dff" H 6850 3550 60 0000 C CNN
+F 2 "" H 6850 3400 60 0000 C CNN
+F 3 "" H 6850 3400 60 0000 C CNN
+ 1 6850 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_dff U8
+U 1 1 68315165
+P 8650 3400
+F 0 "U8" H 8650 3400 60 0000 C CNN
+F 1 "d_dff" H 8650 3550 60 0000 C CNN
+F 2 "" H 8650 3400 60 0000 C CNN
+F 3 "" H 8650 3400 60 0000 C CNN
+ 1 8650 3400
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5700 3050 6300 3050
+Wire Wire Line
+ 3700 3350 3400 3350
+Wire Wire Line
+ 3400 3350 3400 4300
+Wire Wire Line
+ 3400 4300 7650 4300
+Wire Wire Line
+ 7400 3050 8100 3050
+Wire Wire Line
+ 7650 4300 7650 3050
+Connection ~ 7650 3050
+Wire Wire Line
+ 7400 3700 7700 3700
+Wire Wire Line
+ 7700 3700 7700 1950
+Wire Wire Line
+ 7700 1950 3400 1950
+Wire Wire Line
+ 3400 1950 3400 2700
+Wire Wire Line
+ 3400 2700 3700 2700
+Wire Wire Line
+ 6300 3700 2600 3700
+$Comp
+L d_inverter U6
+U 1 1 68315227
+P 6300 4750
+F 0 "U6" H 6300 4650 60 0000 C CNN
+F 1 "d_inverter" H 6300 4900 60 0000 C CNN
+F 2 "" H 6350 4700 60 0000 C CNN
+F 3 "" H 6350 4700 60 0000 C CNN
+ 1 6300 4750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6000 4750 5550 4750
+Wire Wire Line
+ 5550 4750 5550 3700
+Connection ~ 5550 3700
+Wire Wire Line
+ 6600 4750 7900 4750
+Wire Wire Line
+ 7900 4750 7900 3700
+Wire Wire Line
+ 7900 3700 8100 3700
+Wire Wire Line
+ 6850 4200 8650 4200
+Wire Wire Line
+ 8650 4000 8650 5000
+Connection ~ 8650 4200
+Wire Wire Line
+ 6850 2750 6850 2350
+Wire Wire Line
+ 6850 2350 8650 2350
+Wire Wire Line
+ 8650 1400 8650 2750
+Connection ~ 8650 2350
+Wire Wire Line
+ 6850 4200 6850 4000
+$Comp
+L PORT U1
+U 1 1 683153A5
+P 2350 2800
+F 0 "U1" H 2400 2900 30 0000 C CNN
+F 1 "PORT" H 2350 2800 30 0000 C CNN
+F 2 "" H 2350 2800 60 0000 C CNN
+F 3 "" H 2350 2800 60 0000 C CNN
+ 1 2350 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 683153DC
+P 2400 3250
+F 0 "U1" H 2450 3350 30 0000 C CNN
+F 1 "PORT" H 2400 3250 30 0000 C CNN
+F 2 "" H 2400 3250 60 0000 C CNN
+F 3 "" H 2400 3250 60 0000 C CNN
+ 3 2400 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6831542D
+P 2350 3700
+F 0 "U1" H 2400 3800 30 0000 C CNN
+F 1 "PORT" H 2350 3700 30 0000 C CNN
+F 2 "" H 2350 3700 60 0000 C CNN
+F 3 "" H 2350 3700 60 0000 C CNN
+ 2 2350 3700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6831548B
+P 8400 5000
+F 0 "U1" H 8450 5100 30 0000 C CNN
+F 1 "PORT" H 8400 5000 30 0000 C CNN
+F 2 "" H 8400 5000 60 0000 C CNN
+F 3 "" H 8400 5000 60 0000 C CNN
+ 7 8400 5000
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 68315516
+P 8400 1400
+F 0 "U1" H 8450 1500 30 0000 C CNN
+F 1 "PORT" H 8400 1400 30 0000 C CNN
+F 2 "" H 8400 1400 60 0000 C CNN
+F 3 "" H 8400 1400 60 0000 C CNN
+ 6 8400 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 68315583
+P 9450 3050
+F 0 "U1" H 9500 3150 30 0000 C CNN
+F 1 "PORT" H 9450 3050 30 0000 C CNN
+F 2 "" H 9450 3050 60 0000 C CNN
+F 3 "" H 9450 3050 60 0000 C CNN
+ 8 9450 3050
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 683155FA
+P 9450 3700
+F 0 "U1" H 9500 3800 30 0000 C CNN
+F 1 "PORT" H 9450 3700 30 0000 C CNN
+F 2 "" H 9450 3700 60 0000 C CNN
+F 3 "" H 9450 3700 60 0000 C CNN
+ 9 9450 3700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6831563D
+P 7050 5450
+F 0 "U1" H 7100 5550 30 0000 C CNN
+F 1 "PORT" H 7050 5450 30 0000 C CNN
+F 2 "" H 7050 5450 60 0000 C CNN
+F 3 "" H 7050 5450 60 0000 C CNN
+ 4 7050 5450
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 68315682
+P 7050 5650
+F 0 "U1" H 7100 5750 30 0000 C CNN
+F 1 "PORT" H 7050 5650 30 0000 C CNN
+F 2 "" H 7050 5650 60 0000 C CNN
+F 3 "" H 7050 5650 60 0000 C CNN
+ 5 7050 5650
+ 1 0 0 -1
+$EndComp
+NoConn ~ 7300 5450
+NoConn ~ 7300 5650
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sub
new file mode 100644
index 00000000..4ff0c262
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72.sub
@@ -0,0 +1,34 @@
+* Subcircuit internal72
+.subckt internal72 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ ? ? net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\internal72\internal72.cir
+* u3 net-_u3-pad1_ net-_u1-pad1_ net-_u3-pad3_ d_nand
+* u4 net-_u2-pad2_ net-_u4-pad2_ net-_u4-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u4-pad3_ net-_u5-pad3_ d_nand
+* u2 net-_u1-pad3_ net-_u2-pad2_ d_inverter
+* u7 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ d_dff
+* u8 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ d_dff
+* u6 net-_u1-pad2_ net-_u6-pad2_ d_inverter
+a1 [net-_u3-pad1_ net-_u1-pad1_ ] net-_u3-pad3_ u3
+a2 [net-_u2-pad2_ net-_u4-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u3-pad3_ net-_u4-pad3_ ] net-_u5-pad3_ u5
+a4 net-_u1-pad3_ net-_u2-pad2_ u2
+a5 net-_u5-pad3_ net-_u1-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u4-pad2_ net-_u3-pad1_ u7
+a6 net-_u4-pad2_ net-_u6-pad2_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ u8
+a7 net-_u1-pad2_ net-_u6-pad2_ u6
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u7 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dff, NgSpice Name: d_dff
+.model u8 d_dff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 data_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends internal72 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72_Previous_Values.xml
new file mode 100644
index 00000000..ec31c02b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/internalsn54ls72_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_jkff<field1 name="Enter Clk Delay (default=1.0e-9)" /><field2 name="Enter Set Delay (default=1.0e-9)" /><field3 name="Enter Reset Delay (default=1.0)" /><field4 name="Enter IC (default=0)" /><field5 name="Enter value for JK Load (default=1.0e-12)" /><field6 name="Enter value for Clk Load (default=1.0e-12)" /><field7 name="Enter value for Set Load (default=1.0e-12)" /><field8 name="Enter value for Reset Load (default=1.0e-12)" /><field9 name="Enter Rise Delay (default=1.0e-9)" /><field10 name="Enter Fall Delay (default=1.0e-9)" /></u2><u4 name="type">d_jkff<field11 name="Enter Clk Delay (default=1.0e-9)" /><field12 name="Enter Set Delay (default=1.0e-9)" /><field13 name="Enter Reset Delay (default=1.0)" /><field14 name="Enter IC (default=0)" /><field15 name="Enter value for JK Load (default=1.0e-12)" /><field16 name="Enter value for Clk Load (default=1.0e-12)" /><field17 name="Enter value for Set Load (default=1.0e-12)" /><field18 name="Enter value for Reset Load (default=1.0e-12)" /><field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /></u4><u3 name="type">d_inverter<field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /><field23 name="Enter Input Load (default=1.0e-12)" /></u3><u3 name="type">d_srlatch<field1 name="Enter SR Delay (default=1.0e-9)" /><field2 name="Enter Enable Delay (default=1.0e-9)" /><field3 name="Enter Set Delay (default=1.0e-9)" /><field4 name="Enter Reset Delay (default=1.0)" /><field5 name="Enter IC (default=0)" /><field6 name="Enter value for SR Load (default=1.0e-12)" /><field7 name="Enter value for Enable Load (default=1.0e-12)" /><field8 name="Enter value for Set Load (default=1.0e-12)" /><field9 name="Enter value for Reset Load (default=1.0e-12)" /><field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /></u3><u6 name="type">d_srlatch<field12 name="Enter SR Delay (default=1.0e-9)" /><field13 name="Enter Enable Delay (default=1.0e-9)" /><field14 name="Enter Set Delay (default=1.0e-9)" /><field15 name="Enter Reset Delay (default=1.0)" /><field16 name="Enter IC (default=0)" /><field17 name="Enter value for SR Load (default=1.0e-12)" /><field18 name="Enter value for Enable Load (default=1.0e-12)" /><field19 name="Enter value for Set Load (default=1.0e-12)" /><field20 name="Enter value for Reset Load (default=1.0e-12)" /><field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /></u6><u2 name="type">d_inverter<field23 name="Enter Rise Delay (default=1.0e-9)" /><field24 name="Enter Fall Delay (default=1.0e-9)" /><field25 name="Enter Input Load (default=1.0e-12)" /></u2><u4 name="type">d_and<field26 name="Enter Rise Delay (default=1.0e-9)" /><field27 name="Enter Fall Delay (default=1.0e-9)" /><field28 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_and<field29 name="Enter Rise Delay (default=1.0e-9)" /><field30 name="Enter Fall Delay (default=1.0e-9)" /><field31 name="Enter Input Load (default=1.0e-12)" /></u5><u2 name="type">d_and<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u3 name="type">d_and<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u3><u6 name="type">d_inverter<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_inverter<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7><u8 name="type">d_inverter<field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /><field21 name="Enter Input Load (default=1.0e-12)" /></u8><u9 name="type">d_and<field22 name="Enter Rise Delay (default=1.0e-9)" /><field23 name="Enter Fall Delay (default=1.0e-9)" /><field24 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_and<field25 name="Enter Rise Delay (default=1.0e-9)" /><field26 name="Enter Fall Delay (default=1.0e-9)" /><field27 name="Enter Input Load (default=1.0e-12)" /></u10><u11 name="type">d_and<field28 name="Enter Rise Delay (default=1.0e-9)" /><field29 name="Enter Fall Delay (default=1.0e-9)" /><field30 name="Enter Input Load (default=1.0e-12)" /></u11><u12 name="type">d_and<field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /><field33 name="Enter Input Load (default=1.0e-12)" /></u12><u13 name="type">d_and<field34 name="Enter Rise Delay (default=1.0e-9)" /><field35 name="Enter Fall Delay (default=1.0e-9)" /><field36 name="Enter Input Load (default=1.0e-12)" /></u13><u14 name="type">d_and<field37 name="Enter Rise Delay (default=1.0e-9)" /><field38 name="Enter Fall Delay (default=1.0e-9)" /><field39 name="Enter Input Load (default=1.0e-12)" /></u14><u3 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u3><u4 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u4><u5 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u5><u7 name="type">d_dff<field13 name="Enter Clk Delay (default=1.0e-9)" /><field14 name="Enter Set Delay (default=1.0e-9)" /><field15 name="Enter Reset Delay (default=1.0)" /><field16 name="Enter IC (default=0)" /><field17 name="Enter value for Data Load (default=1.0e-12)" /><field18 name="Enter value for Clk Load (default=1.0e-12)" /><field19 name="Enter value for Set Load (default=1.0e-12)" /><field20 name="Enter value for Reset Load (default=1.0e-12)" /><field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /></u7><u8 name="type">d_dff<field23 name="Enter Clk Delay (default=1.0e-9)" /><field24 name="Enter Set Delay (default=1.0e-9)" /><field25 name="Enter Reset Delay (default=1.0)" /><field26 name="Enter IC (default=0)" /><field27 name="Enter value for Data Load (default=1.0e-12)" /><field28 name="Enter value for Clk Load (default=1.0e-12)" /><field29 name="Enter value for Set Load (default=1.0e-12)" /><field30 name="Enter value for Reset Load (default=1.0e-12)" /><field31 name="Enter Rise Delay (default=1.0e-9)" /><field32 name="Enter Fall Delay (default=1.0e-9)" /></u8></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff-cache.lib
new file mode 100644
index 00000000..ce6d8814
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir
new file mode 100644
index 00000000..2a7b848b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir
@@ -0,0 +1,17 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\jkff\jkff.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/13/25 23:38:58
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad5_ Net-_U1-Pad1_ Net-_U2-Pad3_ d_nand
+U4 Net-_U2-Pad3_ Net-_U1-Pad2_ Net-_U4-Pad3_ d_nand
+U3 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U3-Pad3_ d_nand
+U5 Net-_U3-Pad3_ Net-_U1-Pad2_ Net-_U5-Pad3_ d_nand
+U6 Net-_U4-Pad3_ Net-_U1-Pad5_ Net-_U1-Pad4_ d_nand
+U7 Net-_U1-Pad4_ Net-_U5-Pad3_ Net-_U1-Pad5_ d_nand
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir.out
new file mode 100644
index 00000000..03c161c5
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.cir.out
@@ -0,0 +1,36 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\jkff\jkff.cir
+
+* u2 net-_u1-pad5_ net-_u1-pad1_ net-_u2-pad3_ d_nand
+* u4 net-_u2-pad3_ net-_u1-pad2_ net-_u4-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u1-pad2_ net-_u5-pad3_ d_nand
+* u6 net-_u4-pad3_ net-_u1-pad5_ net-_u1-pad4_ d_nand
+* u7 net-_u1-pad4_ net-_u5-pad3_ net-_u1-pad5_ d_nand
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ port
+a1 [net-_u1-pad5_ net-_u1-pad1_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a4 [net-_u3-pad3_ net-_u1-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u4-pad3_ net-_u1-pad5_ ] net-_u1-pad4_ u6
+a6 [net-_u1-pad4_ net-_u5-pad3_ ] net-_u1-pad5_ u7
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sch
new file mode 100644
index 00000000..82e3efd9
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sch
@@ -0,0 +1,230 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_nand U2
+U 1 1 68238979
+P 3900 2300
+F 0 "U2" H 3900 2300 60 0000 C CNN
+F 1 "d_nand" H 3950 2400 60 0000 C CNN
+F 2 "" H 3900 2300 60 0000 C CNN
+F 3 "" H 3900 2300 60 0000 C CNN
+ 1 3900 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U4
+U 1 1 6823899E
+P 4900 2350
+F 0 "U4" H 4900 2350 60 0000 C CNN
+F 1 "d_nand" H 4950 2450 60 0000 C CNN
+F 2 "" H 4900 2350 60 0000 C CNN
+F 3 "" H 4900 2350 60 0000 C CNN
+ 1 4900 2350
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U3
+U 1 1 68238A3B
+P 3900 3500
+F 0 "U3" H 3900 3500 60 0000 C CNN
+F 1 "d_nand" H 3950 3600 60 0000 C CNN
+F 2 "" H 3900 3500 60 0000 C CNN
+F 3 "" H 3900 3500 60 0000 C CNN
+ 1 3900 3500
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U5
+U 1 1 68238A41
+P 4950 3550
+F 0 "U5" H 4950 3550 60 0000 C CNN
+F 1 "d_nand" H 5000 3650 60 0000 C CNN
+F 2 "" H 4950 3550 60 0000 C CNN
+F 3 "" H 4950 3550 60 0000 C CNN
+ 1 4950 3550
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 4450 2250 4350 2250
+Wire Wire Line
+ 4500 3450 4350 3450
+$Comp
+L d_nand U6
+U 1 1 68238A9E
+P 6300 2400
+F 0 "U6" H 6300 2400 60 0000 C CNN
+F 1 "d_nand" H 6350 2500 60 0000 C CNN
+F 2 "" H 6300 2400 60 0000 C CNN
+F 3 "" H 6300 2400 60 0000 C CNN
+ 1 6300 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_nand U7
+U 1 1 68238B01
+P 6300 3500
+F 0 "U7" H 6300 3500 60 0000 C CNN
+F 1 "d_nand" H 6350 3600 60 0000 C CNN
+F 2 "" H 6300 3500 60 0000 C CNN
+F 3 "" H 6300 3500 60 0000 C CNN
+ 1 6300 3500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3450 2200 3450 1950
+Wire Wire Line
+ 3450 1950 7250 1950
+Wire Wire Line
+ 6750 2350 7600 2350
+Wire Wire Line
+ 6750 3450 7650 3450
+Wire Wire Line
+ 7250 1950 7250 3450
+Connection ~ 7250 3450
+Wire Wire Line
+ 7100 2350 7100 3850
+Wire Wire Line
+ 7100 3850 3450 3850
+Wire Wire Line
+ 3450 3850 3450 3500
+Connection ~ 7100 2350
+Wire Wire Line
+ 7000 2350 7000 3050
+Wire Wire Line
+ 7000 3050 5850 3050
+Wire Wire Line
+ 5850 3050 5850 3400
+Connection ~ 7000 2350
+Wire Wire Line
+ 5850 2400 5850 2800
+Wire Wire Line
+ 5850 2800 6900 2800
+Wire Wire Line
+ 6900 2800 6900 3450
+Connection ~ 6900 3450
+Wire Wire Line
+ 5850 2300 5350 2300
+Wire Wire Line
+ 5850 3500 5400 3500
+Wire Wire Line
+ 4450 2350 4400 2350
+Wire Wire Line
+ 4400 2350 4400 3550
+Wire Wire Line
+ 4400 3550 4500 3550
+Wire Wire Line
+ 3450 2300 3000 2300
+Wire Wire Line
+ 3450 3400 3000 3400
+Wire Wire Line
+ 4400 2800 3000 2800
+Connection ~ 4400 2800
+$Comp
+L PORT U1
+U 1 1 68238C95
+P 2750 2300
+F 0 "U1" H 2800 2400 30 0000 C CNN
+F 1 "PORT" H 2750 2300 30 0000 C CNN
+F 2 "" H 2750 2300 60 0000 C CNN
+F 3 "" H 2750 2300 60 0000 C CNN
+ 1 2750 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 68238CDA
+P 2750 2800
+F 0 "U1" H 2800 2900 30 0000 C CNN
+F 1 "PORT" H 2750 2800 30 0000 C CNN
+F 2 "" H 2750 2800 60 0000 C CNN
+F 3 "" H 2750 2800 60 0000 C CNN
+ 2 2750 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 68238D13
+P 2750 3400
+F 0 "U1" H 2800 3500 30 0000 C CNN
+F 1 "PORT" H 2750 3400 30 0000 C CNN
+F 2 "" H 2750 3400 60 0000 C CNN
+F 3 "" H 2750 3400 60 0000 C CNN
+ 3 2750 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 68238D5C
+P 7850 2350
+F 0 "U1" H 7900 2450 30 0000 C CNN
+F 1 "PORT" H 7850 2350 30 0000 C CNN
+F 2 "" H 7850 2350 60 0000 C CNN
+F 3 "" H 7850 2350 60 0000 C CNN
+ 4 7850 2350
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 68238DF5
+P 7900 3450
+F 0 "U1" H 7950 3550 30 0000 C CNN
+F 1 "PORT" H 7900 3450 30 0000 C CNN
+F 2 "" H 7900 3450 60 0000 C CNN
+F 3 "" H 7900 3450 60 0000 C CNN
+ 5 7900 3450
+ -1 0 0 1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sub
new file mode 100644
index 00000000..2d292618
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff.sub
@@ -0,0 +1,30 @@
+* Subcircuit jkff
+.subckt jkff net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\jkff\jkff.cir
+* u2 net-_u1-pad5_ net-_u1-pad1_ net-_u2-pad3_ d_nand
+* u4 net-_u2-pad3_ net-_u1-pad2_ net-_u4-pad3_ d_nand
+* u3 net-_u1-pad3_ net-_u1-pad4_ net-_u3-pad3_ d_nand
+* u5 net-_u3-pad3_ net-_u1-pad2_ net-_u5-pad3_ d_nand
+* u6 net-_u4-pad3_ net-_u1-pad5_ net-_u1-pad4_ d_nand
+* u7 net-_u1-pad4_ net-_u5-pad3_ net-_u1-pad5_ d_nand
+a1 [net-_u1-pad5_ net-_u1-pad1_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad2_ ] net-_u4-pad3_ u4
+a3 [net-_u1-pad3_ net-_u1-pad4_ ] net-_u3-pad3_ u3
+a4 [net-_u3-pad3_ net-_u1-pad2_ ] net-_u5-pad3_ u5
+a5 [net-_u4-pad3_ net-_u1-pad5_ ] net-_u1-pad4_ u6
+a6 [net-_u1-pad4_ net-_u5-pad3_ ] net-_u1-pad5_ u7
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u2 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u4 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u3 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u5 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u6 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u7 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends jkff \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff_Previous_Values.xml
new file mode 100644
index 00000000..2493eac7
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/jkff_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">d_nand<field1 name="Enter Rise Delay (default=1.0e-9)" /><field2 name="Enter Fall Delay (default=1.0e-9)" /><field3 name="Enter Input Load (default=1.0e-12)" /></u2><u4 name="type">d_nand<field4 name="Enter Rise Delay (default=1.0e-9)" /><field5 name="Enter Fall Delay (default=1.0e-9)" /><field6 name="Enter Input Load (default=1.0e-12)" /></u4><u3 name="type">d_nand<field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /><field9 name="Enter Input Load (default=1.0e-12)" /></u3><u5 name="type">d_nand<field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /><field12 name="Enter Input Load (default=1.0e-12)" /></u5><u6 name="type">d_nand<field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /><field15 name="Enter Input Load (default=1.0e-12)" /></u6><u7 name="type">d_nand<field16 name="Enter Rise Delay (default=1.0e-9)" /><field17 name="Enter Fall Delay (default=1.0e-9)" /><field18 name="Enter Input Load (default=1.0e-12)" /></u7></model><devicemodel /><subcircuit /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-cache.lib
new file mode 100644
index 00000000..d4d3e35d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-cache.lib
@@ -0,0 +1,141 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# DC
+#
+DEF DC v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "DC" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 w
+X - 2 0 -450 300 U 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_2
+#
+DEF adc_bridge_2 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_2" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -100 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X OUT1 3 550 50 200 L 50 50 1 1 O
+X OUT2 4 550 -50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_3
+#
+DEF adc_bridge_3 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_3" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -200 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X OUT1 4 550 50 200 L 50 50 1 1 O
+X OUT2 5 550 -50 200 L 50 50 1 1 O
+X OUT3 6 550 -150 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_2
+#
+DEF dac_bridge_2 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_2" 50 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -250 200 350 -100 0 1 0 N
+X IN1 1 -450 50 200 R 50 50 1 1 I
+X IN2 2 -450 -50 200 R 50 50 1 1 I
+X OUT1 3 550 50 200 L 50 50 1 1 O
+X OUT4 4 550 -50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# internal72
+#
+DEF internal72 x 0 40 Y Y 1 F N
+F0 "x" 0 -150 60 H V C CNN
+F1 "internal72" 0 650 60 H V C CNN
+F2 "" 0 -150 60 H I C CNN
+F3 "" 0 -150 60 H I C CNN
+DRAW
+S 200 550 -250 -100 0 1 0 N
+X j 1 -450 500 200 R 50 50 1 1 I
+X clk 2 -450 400 200 R 50 50 1 1 I
+X k 3 -450 300 200 R 50 50 1 1 I
+X vcc 4 -450 0 200 R 50 50 1 1 I
+X gnd 5 400 450 200 L 50 50 1 1 O
+X pre 6 -450 200 200 R 50 50 1 1 I
+X clr 7 -450 100 200 R 50 50 1 1 I
+X Q 8 400 350 200 L 50 50 1 1 O
+X Qnot 9 400 250 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-rescue.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-rescue.lib
new file mode 100644
index 00000000..00ebd155
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72-rescue.lib
@@ -0,0 +1,25 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# internal72-RESCUE-72
+#
+DEF internal72-RESCUE-72 x 0 40 Y Y 1 F N
+F0 "x" 0 -150 60 H V C CNN
+F1 "internal72-RESCUE-72" 0 650 60 H V C CNN
+F2 "" 0 -150 60 H I C CNN
+F3 "" 0 -150 60 H I C CNN
+DRAW
+S 200 550 -250 -100 0 1 0 N
+X j 1 -450 500 200 R 50 50 1 1 I
+X k 2 -450 300 200 R 50 50 1 1 I
+X clk 3 -450 400 200 R 50 50 1 1 I
+X pre 4 -450 200 200 R 50 50 1 1 I
+X gnd 5 400 450 200 L 50 50 1 1 O
+X vcc 6 -450 0 200 R 50 50 1 1 I
+X clr 7 -450 100 200 R 50 50 1 1 I
+X Q 8 400 350 200 L 50 50 1 1 O
+X Qnot 9 400 250 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir
new file mode 100644
index 00000000..cbc2fbb8
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir
@@ -0,0 +1,24 @@
+* C:\Users\Shanthipriya\eSim-Workspace\72\72.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/24/25 09:48:04
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U8 Qnot plot_v1
+U7 Q plot_v1
+U3 k plot_v1
+U1 j plot_v1
+U2 clk plot_v1
+v3 k GND pulse
+v2 clk GND pulse
+v1 j GND pulse
+U6 Net-_U6-Pad1_ Net-_U6-Pad2_ Q Qnot dac_bridge_2
+U5 j clk k Net-_U5-Pad4_ Net-_U5-Pad5_ Net-_U5-Pad6_ adc_bridge_3
+x1 Net-_U5-Pad4_ Net-_U5-Pad5_ Net-_U5-Pad6_ ? ? Net-_U4-Pad3_ Net-_U4-Pad4_ Net-_U6-Pad1_ Net-_U6-Pad2_ internal72
+v4 pre GND DC
+U4 pre clr Net-_U4-Pad3_ Net-_U4-Pad4_ adc_bridge_2
+v5 clr GND DC
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir.out
new file mode 100644
index 00000000..f43756bd
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.cir.out
@@ -0,0 +1,36 @@
+* c:\users\shanthipriya\esim-workspace\72\72.cir
+
+.include internal72.sub
+* u8 qnot plot_v1
+* u7 q plot_v1
+* u3 k plot_v1
+* u1 j plot_v1
+* u2 clk plot_v1
+v3 k gnd pulse(5 0 0.3u 1n 1n 1u 2.1u)
+v2 clk gnd pulse(0 5 0.1u 1n 1n 20n 45n)
+v1 j gnd pulse(0 5 0.5u 1n 1n 1u 2.1u)
+* u6 net-_u6-pad1_ net-_u6-pad2_ q qnot dac_bridge_2
+* u5 j clk k net-_u5-pad4_ net-_u5-pad5_ net-_u5-pad6_ adc_bridge_3
+x1 net-_u5-pad4_ net-_u5-pad5_ net-_u5-pad6_ ? ? net-_u4-pad3_ net-_u4-pad4_ net-_u6-pad1_ net-_u6-pad2_ internal72
+v4 pre gnd dc 0
+* u4 pre clr net-_u4-pad3_ net-_u4-pad4_ adc_bridge_2
+v5 clr gnd dc 0
+a1 [net-_u6-pad1_ net-_u6-pad2_ ] [q qnot ] u6
+a2 [j clk k ] [net-_u5-pad4_ net-_u5-pad5_ net-_u5-pad6_ ] u5
+a3 [pre clr ] [net-_u4-pad3_ net-_u4-pad4_ ] u4
+* Schematic Name: dac_bridge_2, NgSpice Name: dac_bridge
+.model u6 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_3, NgSpice Name: adc_bridge
+.model u5 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u4 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+.tran 1e-09 5e-06 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(qnot)+6 v(q)+12 v(k)+18 v(j)+24 v(clk)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.pro
new file mode 100644
index 00000000..ae6dd82f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.pro
@@ -0,0 +1,74 @@
+update=05/23/25 21:51:07
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=72-rescue
+LibName2=adc-dac
+LibName3=memory
+LibName4=xilinx
+LibName5=microcontrollers
+LibName6=dsp
+LibName7=microchip
+LibName8=analog_switches
+LibName9=motorola
+LibName10=texas
+LibName11=intel
+LibName12=audio
+LibName13=interface
+LibName14=digital-audio
+LibName15=philips
+LibName16=display
+LibName17=cypress
+LibName18=siliconi
+LibName19=opto
+LibName20=atmel
+LibName21=contrib
+LibName22=power
+LibName23=eSim_Plot
+LibName24=transistors
+LibName25=conn
+LibName26=eSim_User
+LibName27=regul
+LibName28=74xx
+LibName29=cmos4000
+LibName30=eSim_Analog
+LibName31=eSim_Devices
+LibName32=eSim_Digital
+LibName33=eSim_Hybrid
+LibName34=eSim_Miscellaneous
+LibName35=eSim_Power
+LibName36=eSim_Sources
+LibName37=eSim_Subckt
+LibName38=eSim_Nghdl
+LibName39=eSim_Ngveri
+LibName40=eSim_SKY130
+LibName41=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.proj b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.proj
new file mode 100644
index 00000000..a16f094e
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.proj
@@ -0,0 +1 @@
+schematicFile 72.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.sch
new file mode 100644
index 00000000..658788a0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72.sch
@@ -0,0 +1,375 @@
+EESchema Schematic File Version 2
+LIBS:72-rescue
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:72-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+Connection ~ 8450 3250
+Wire Wire Line
+ 8450 2850 8450 3250
+Wire Wire Line
+ 8350 2850 8450 2850
+Text GLabel 8350 2850 0 60 Input ~ 0
+Qnot
+Connection ~ 7850 3150
+Wire Wire Line
+ 7850 2800 7850 3150
+Wire Wire Line
+ 7550 2800 7850 2800
+Text GLabel 7550 2800 0 60 Input ~ 0
+Q
+Connection ~ 2250 2750
+Wire Wire Line
+ 1850 2750 2250 2750
+Text GLabel 1850 2750 0 60 Input ~ 0
+k
+Connection ~ 1050 2550
+Wire Wire Line
+ 650 2550 1050 2550
+Text GLabel 650 2550 0 60 Input ~ 0
+j
+Connection ~ 1600 2600
+Wire Wire Line
+ 1300 2600 1600 2600
+Text GLabel 1300 2600 0 60 Input ~ 0
+clk
+Wire Wire Line
+ 8650 3250 7400 3250
+Wire Wire Line
+ 8650 2700 8650 3250
+Wire Wire Line
+ 8000 3150 7400 3150
+Wire Wire Line
+ 8000 2700 8000 3150
+Connection ~ 2250 3200
+Wire Wire Line
+ 2250 2250 2250 3200
+Connection ~ 1600 3100
+Wire Wire Line
+ 1050 2200 1050 3000
+Connection ~ 1050 3000
+Wire Wire Line
+ 1600 2400 1600 3100
+$Comp
+L plot_v1 U8
+U 1 1 6830214F
+P 8650 2900
+F 0 "U8" H 8650 3400 60 0000 C CNN
+F 1 "plot_v1" H 8850 3250 60 0000 C CNN
+F 2 "" H 8650 2900 60 0000 C CNN
+F 3 "" H 8650 2900 60 0000 C CNN
+ 1 8650 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 6830214E
+P 8000 2900
+F 0 "U7" H 8000 3400 60 0000 C CNN
+F 1 "plot_v1" H 8200 3250 60 0000 C CNN
+F 2 "" H 8000 2900 60 0000 C CNN
+F 3 "" H 8000 2900 60 0000 C CNN
+ 1 8000 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U3
+U 1 1 6830214D
+P 2250 2450
+F 0 "U3" H 2250 2950 60 0000 C CNN
+F 1 "plot_v1" H 2450 2800 60 0000 C CNN
+F 2 "" H 2250 2450 60 0000 C CNN
+F 3 "" H 2250 2450 60 0000 C CNN
+ 1 2250 2450
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U1
+U 1 1 6830214C
+P 1050 2400
+F 0 "U1" H 1050 2900 60 0000 C CNN
+F 1 "plot_v1" H 1250 2750 60 0000 C CNN
+F 2 "" H 1050 2400 60 0000 C CNN
+F 3 "" H 1050 2400 60 0000 C CNN
+ 1 1050 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U2
+U 1 1 6830214B
+P 1600 2600
+F 0 "U2" H 1600 3100 60 0000 C CNN
+F 1 "plot_v1" H 1800 2950 60 0000 C CNN
+F 2 "" H 1600 2600 60 0000 C CNN
+F 3 "" H 1600 2600 60 0000 C CNN
+ 1 1600 2600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1750 3200 3400 3200
+Wire Wire Line
+ 1750 3750 1750 3200
+Wire Wire Line
+ 1300 3100 3400 3100
+Wire Wire Line
+ 1300 3450 1300 3100
+Wire Wire Line
+ 850 3000 3400 3000
+Wire Wire Line
+ 850 3100 850 3000
+Wire Wire Line
+ 1750 4650 1750 4850
+$Comp
+L GND #PWR01
+U 1 1 6830214A
+P 1750 4850
+F 0 "#PWR01" H 1750 4600 50 0001 C CNN
+F 1 "GND" H 1750 4700 50 0000 C CNN
+F 2 "" H 1750 4850 50 0001 C CNN
+F 3 "" H 1750 4850 50 0001 C CNN
+ 1 1750 4850
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v3
+U 1 1 68302149
+P 1750 4200
+F 0 "v3" H 1550 4300 60 0000 C CNN
+F 1 "pulse" H 1550 4150 60 0000 C CNN
+F 2 "R1" H 1450 4200 60 0000 C CNN
+F 3 "" H 1750 4200 60 0000 C CNN
+ 1 1750 4200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1300 4350 1300 4550
+$Comp
+L GND #PWR02
+U 1 1 68302148
+P 1300 4550
+F 0 "#PWR02" H 1300 4300 50 0001 C CNN
+F 1 "GND" H 1300 4400 50 0000 C CNN
+F 2 "" H 1300 4550 50 0001 C CNN
+F 3 "" H 1300 4550 50 0001 C CNN
+ 1 1300 4550
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v2
+U 1 1 68302147
+P 1300 3900
+F 0 "v2" H 1100 4000 60 0000 C CNN
+F 1 "pulse" H 1100 3850 60 0000 C CNN
+F 2 "R1" H 1000 3900 60 0000 C CNN
+F 3 "" H 1300 3900 60 0000 C CNN
+ 1 1300 3900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 850 4000 850 4200
+$Comp
+L GND #PWR03
+U 1 1 68302146
+P 850 4200
+F 0 "#PWR03" H 850 3950 50 0001 C CNN
+F 1 "GND" H 850 4050 50 0000 C CNN
+F 2 "" H 850 4200 50 0001 C CNN
+F 3 "" H 850 4200 50 0001 C CNN
+ 1 850 4200
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v1
+U 1 1 68302145
+P 850 3550
+F 0 "v1" H 650 3650 60 0000 C CNN
+F 1 "pulse" H 650 3500 60 0000 C CNN
+F 2 "R1" H 550 3550 60 0000 C CNN
+F 3 "" H 850 3550 60 0000 C CNN
+ 1 850 3550
+ 1 0 0 -1
+$EndComp
+$Comp
+L dac_bridge_2 U6
+U 1 1 68302144
+P 6850 3200
+F 0 "U6" H 6850 3200 60 0000 C CNN
+F 1 "dac_bridge_2" H 6900 3350 60 0000 C CNN
+F 2 "" H 6850 3200 60 0000 C CNN
+F 3 "" H 6850 3200 60 0000 C CNN
+ 1 6850 3200
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_3 U5
+U 1 1 68302143
+P 4000 3050
+F 0 "U5" H 4000 3050 60 0000 C CNN
+F 1 "adc_bridge_3" H 4000 3200 60 0000 C CNN
+F 2 "" H 4000 3050 60 0000 C CNN
+F 3 "" H 4000 3050 60 0000 C CNN
+ 1 4000 3050
+ 1 0 0 -1
+$EndComp
+$Comp
+L internal72 x1
+U 1 1 6831481A
+P 5450 3500
+F 0 "x1" H 5450 3350 60 0000 C CNN
+F 1 "internal72" H 5450 4150 60 0000 C CNN
+F 2 "" H 5450 3350 60 0001 C CNN
+F 3 "" H 5450 3350 60 0001 C CNN
+ 1 5450 3500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5000 3000 4550 3000
+Wire Wire Line
+ 5000 3100 4550 3100
+Wire Wire Line
+ 5000 3200 4550 3200
+Wire Wire Line
+ 6400 3150 5850 3150
+Wire Wire Line
+ 6400 3250 5850 3250
+$Comp
+L DC v4
+U 1 1 68314951
+P 2400 4950
+F 0 "v4" H 2200 5050 60 0000 C CNN
+F 1 "DC" H 2200 4900 60 0000 C CNN
+F 2 "R1" H 2100 4950 60 0000 C CNN
+F 3 "" H 2400 4950 60 0000 C CNN
+ 1 2400 4950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 68314998
+P 2400 5750
+F 0 "#PWR04" H 2400 5500 50 0001 C CNN
+F 1 "GND" H 2400 5600 50 0000 C CNN
+F 2 "" H 2400 5750 50 0001 C CNN
+F 3 "" H 2400 5750 50 0001 C CNN
+ 1 2400 5750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2400 5750 2400 5400
+$Comp
+L adc_bridge_2 U4
+U 1 1 683149F6
+P 3450 3750
+F 0 "U4" H 3450 3750 60 0000 C CNN
+F 1 "adc_bridge_2" H 3450 3900 60 0000 C CNN
+F 2 "" H 3450 3750 60 0000 C CNN
+F 3 "" H 3450 3750 60 0000 C CNN
+ 1 3450 3750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2850 3700 2400 3700
+Wire Wire Line
+ 2400 3700 2400 4500
+$Comp
+L DC v5
+U 1 1 68314ACB
+P 3000 4950
+F 0 "v5" H 2800 5050 60 0000 C CNN
+F 1 "DC" H 2800 4900 60 0000 C CNN
+F 2 "R1" H 2700 4950 60 0000 C CNN
+F 3 "" H 3000 4950 60 0000 C CNN
+ 1 3000 4950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 68314AD1
+P 3000 5950
+F 0 "#PWR05" H 3000 5700 50 0001 C CNN
+F 1 "GND" H 3000 5800 50 0000 C CNN
+F 2 "" H 3000 5950 50 0001 C CNN
+F 3 "" H 3000 5950 50 0001 C CNN
+ 1 3000 5950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3000 5400 3000 5950
+Wire Wire Line
+ 3000 4500 2850 4500
+Wire Wire Line
+ 2850 4500 2850 3800
+Wire Wire Line
+ 4000 3700 4250 3700
+Wire Wire Line
+ 4250 3700 4250 3300
+Wire Wire Line
+ 4250 3300 5000 3300
+Wire Wire Line
+ 4000 3800 4300 3800
+Wire Wire Line
+ 4300 3800 4300 3400
+Wire Wire Line
+ 4300 3400 5000 3400
+Text GLabel 2050 3800 0 60 Input ~ 0
+pre
+Wire Wire Line
+ 2050 3800 2400 3800
+Connection ~ 2400 3800
+Text GLabel 3450 4250 2 60 Input ~ 0
+clr
+Wire Wire Line
+ 3450 4250 2850 4250
+Connection ~ 2850 4250
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72_Previous_Values.xml
new file mode 100644
index 00000000..d2f9a188
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls72/sn54ls72_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0.5u</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">1u</field5><field5 name="Period">2.1u</field5></v1><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0.1u</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">20n</field5><field5 name="Period">45n</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">5</field1><field2 name="Pulse Value">0</field2><field3 name="Delay Time">0.3u</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">1u</field5><field5 name="Period">2.1u</field5></v3><v4 name="Source type">dc<field1 name="Value">0</field1></v4><v5 name="Source type">dc<field1 name="Value">0</field1></v5></source><model><u5 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u5><u6 name="type">dac_bridge<field5 name="Enter value for out_low (default=0.0)" /><field6 name="Enter value for out_high (default=5.0)" /><field7 name="Enter value for out_undef (default=0.5)" /><field8 name="Enter value for input load (default=1.0e-12)" /><field9 name="Enter the Rise Time (default=1.0e-9)" /><field10 name="Enter the Fall Time (default=1.0e-9)" /></u6><u4 name="type">adc_bridge<field11 name="Enter value for in_low (default=1.0)" /><field12 name="Enter value for in_high (default=2.0)" /><field13 name="Enter Rise Delay (default=1.0e-9)" /><field14 name="Enter Fall Delay (default=1.0e-9)" /></u4><u4 name="type">d_inverter<field11 name="Enter Rise Delay (default=1.0e-9)" /><field12 name="Enter Fall Delay (default=1.0e-9)" /><field13 name="Enter Input Load (default=1.0e-12)" /></u4><u9 name="type">d_jkff<field11 name="Enter Clk Delay (default=1.0e-9)" /><field12 name="Enter Set Delay (default=1.0e-9)" /><field13 name="Enter Reset Delay (default=1.0)" /><field14 name="Enter IC (default=0)" /><field15 name="Enter value for JK Load (default=1.0e-12)" /><field16 name="Enter value for Clk Load (default=1.0e-12)" /><field17 name="Enter value for Set Load (default=1.0e-12)" /><field18 name="Enter value for Reset Load (default=1.0e-12)" /><field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /></u9><u10 name="type">d_jkff<field21 name="Enter Clk Delay (default=1.0e-9)" /><field22 name="Enter Set Delay (default=1.0e-9)" /><field23 name="Enter Reset Delay (default=1.0)" /><field24 name="Enter IC (default=0)" /><field25 name="Enter value for JK Load (default=1.0e-12)" /><field26 name="Enter value for Clk Load (default=1.0e-12)" /><field27 name="Enter value for Set Load (default=1.0e-12)" /><field28 name="Enter value for Reset Load (default=1.0e-12)" /><field29 name="Enter Rise Delay (default=1.0e-9)" /><field30 name="Enter Fall Delay (default=1.0e-9)" /></u10></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\internal72</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">1</field2><field3 name="Stop Time">5</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">ns</field5><field6 name="Stop Combo">us</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90-cache.lib
new file mode 100644
index 00000000..268e1bb1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90-cache.lib
@@ -0,0 +1,99 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_jkff
+#
+DEF d_jkff U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_jkff" 50 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 600 550 -600 -600 0 1 0 N
+X J 1 -800 400 200 R 50 50 1 1 I
+X K 2 -800 -450 200 R 50 50 1 1 I
+X Clk 3 -800 0 200 R 50 50 1 1 I C
+X Set 4 0 750 200 D 50 50 1 1 I
+X Reset 5 0 -800 200 U 50 50 1 1 I
+X Out 6 800 400 200 L 50 50 1 1 O
+X Nout 7 800 -450 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir
new file mode 100644
index 00000000..78ecb37d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir
@@ -0,0 +1,21 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74ls90\74ls90.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/15/25 15:54:08
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 /JK /JK /CLK /R01 /R91 /QA ? d_jkff
+U4 Net-_U3-Pad3_ Net-_U3-Pad3_ /CLK /R01 /R91 /QB ? d_jkff
+U8 Net-_U5-Pad3_ Net-_U5-Pad3_ /CLK /R01 /R91 /QC ? d_jkff
+U11 Net-_U10-Pad3_ Net-_U10-Pad3_ /CLK /R01 /R91 /QD Net-_U11-Pad7_ d_jkff
+U3 Net-_U11-Pad7_ /QA Net-_U3-Pad3_ d_and
+U5 /QA /QB Net-_U5-Pad3_ d_and
+U7 /QA /QD Net-_U10-Pad2_ d_and
+U6 /QA /QB Net-_U6-Pad3_ d_and
+U9 Net-_U6-Pad3_ /QC Net-_U10-Pad1_ d_and
+U10 Net-_U10-Pad1_ Net-_U10-Pad2_ Net-_U10-Pad3_ d_or
+U1 /R91 /CLK /R01 /JK ? ? ? ? /QA /QB /QC /QD PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir.out
new file mode 100644
index 00000000..b942ea4d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.cir.out
@@ -0,0 +1,52 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ls90\74ls90.cir
+
+* u2 /jk /jk /clk /r01 /r91 /qa ? d_jkff
+* u4 net-_u3-pad3_ net-_u3-pad3_ /clk /r01 /r91 /qb ? d_jkff
+* u8 net-_u5-pad3_ net-_u5-pad3_ /clk /r01 /r91 /qc ? d_jkff
+* u11 net-_u10-pad3_ net-_u10-pad3_ /clk /r01 /r91 /qd net-_u11-pad7_ d_jkff
+* u3 net-_u11-pad7_ /qa net-_u3-pad3_ d_and
+* u5 /qa /qb net-_u5-pad3_ d_and
+* u7 /qa /qd net-_u10-pad2_ d_and
+* u6 /qa /qb net-_u6-pad3_ d_and
+* u9 net-_u6-pad3_ /qc net-_u10-pad1_ d_and
+* u10 net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ d_or
+* u1 /r91 /clk /r01 /jk ? ? ? ? /qa /qb /qc /qd port
+a1 /jk /jk /clk /r01 /r91 /qa ? u2
+a2 net-_u3-pad3_ net-_u3-pad3_ /clk /r01 /r91 /qb ? u4
+a3 net-_u5-pad3_ net-_u5-pad3_ /clk /r01 /r91 /qc ? u8
+a4 net-_u10-pad3_ net-_u10-pad3_ /clk /r01 /r91 /qd net-_u11-pad7_ u11
+a5 [net-_u11-pad7_ /qa ] net-_u3-pad3_ u3
+a6 [/qa /qb ] net-_u5-pad3_ u5
+a7 [/qa /qd ] net-_u10-pad2_ u7
+a8 [/qa /qb ] net-_u6-pad3_ u6
+a9 [net-_u6-pad3_ /qc ] net-_u10-pad1_ u9
+a10 [net-_u10-pad1_ net-_u10-pad2_ ] net-_u10-pad3_ u10
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u2 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u4 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u8 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u11 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u10 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sch
new file mode 100644
index 00000000..b8a1d6e2
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sch
@@ -0,0 +1,494 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_jkff U2
+U 1 1 6825B2FF
+P 2800 3400
+F 0 "U2" H 2800 3400 60 0000 C CNN
+F 1 "d_jkff" H 2850 3550 60 0000 C CNN
+F 2 "" H 2800 3400 60 0000 C CNN
+F 3 "" H 2800 3400 60 0000 C CNN
+ 1 2800 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_jkff U4
+U 1 1 6825B328
+P 5000 3400
+F 0 "U4" H 5000 3400 60 0000 C CNN
+F 1 "d_jkff" H 5050 3550 60 0000 C CNN
+F 2 "" H 5000 3400 60 0000 C CNN
+F 3 "" H 5000 3400 60 0000 C CNN
+ 1 5000 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_jkff U8
+U 1 1 6825B407
+P 7250 3400
+F 0 "U8" H 7250 3400 60 0000 C CNN
+F 1 "d_jkff" H 7300 3550 60 0000 C CNN
+F 2 "" H 7250 3400 60 0000 C CNN
+F 3 "" H 7250 3400 60 0000 C CNN
+ 1 7250 3400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_jkff U11
+U 1 1 6825B40D
+P 9450 3400
+F 0 "U11" H 9450 3400 60 0000 C CNN
+F 1 "d_jkff" H 9500 3550 60 0000 C CNN
+F 2 "" H 9450 3400 60 0000 C CNN
+F 3 "" H 9450 3400 60 0000 C CNN
+ 1 9450 3400
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2800 2650 9450 2650
+Connection ~ 5000 2650
+Connection ~ 7250 2650
+Wire Wire Line
+ 2800 4200 9450 4200
+Connection ~ 7250 4200
+Connection ~ 5000 4200
+Wire Wire Line
+ 3550 800 3550 2650
+Wire Wire Line
+ 1850 800 3550 800
+Connection ~ 3550 2650
+Wire Wire Line
+ 2000 3850 1850 3850
+Wire Wire Line
+ 1850 3850 1850 1100
+Wire Wire Line
+ 2000 3000 1850 3000
+Connection ~ 1850 3000
+Wire Wire Line
+ 2000 3400 1750 3400
+Wire Wire Line
+ 1750 1400 1750 4600
+Wire Wire Line
+ 1750 4600 8350 4600
+Wire Wire Line
+ 3950 4600 3950 3400
+Wire Wire Line
+ 3950 3400 4200 3400
+Connection ~ 1750 3400
+Wire Wire Line
+ 6150 4600 6150 3400
+Wire Wire Line
+ 6150 3400 6450 3400
+Connection ~ 3950 4600
+Wire Wire Line
+ 8350 4600 8350 3400
+Wire Wire Line
+ 8350 3400 8650 3400
+Connection ~ 6150 4600
+$Comp
+L d_and U3
+U 1 1 6825B512
+P 4200 1600
+F 0 "U3" H 4200 1600 60 0000 C CNN
+F 1 "d_and" H 4250 1700 60 0000 C CNN
+F 2 "" H 4200 1600 60 0000 C CNN
+F 3 "" H 4200 1600 60 0000 C CNN
+ 1 4200 1600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3750 1600 3750 5850
+Wire Wire Line
+ 3750 3000 3600 3000
+Connection ~ 3750 3000
+NoConn ~ 3600 3850
+NoConn ~ 5800 3850
+NoConn ~ 8050 3850
+Wire Wire Line
+ 4200 3000 4200 2000
+Wire Wire Line
+ 4200 2000 4650 2000
+Wire Wire Line
+ 4650 2000 4650 1550
+Wire Wire Line
+ 4200 3850 4050 3850
+Wire Wire Line
+ 4050 3850 4050 2950
+Wire Wire Line
+ 4050 2950 4200 2950
+Connection ~ 4200 2950
+$Comp
+L d_and U5
+U 1 1 6825B774
+P 6150 1700
+F 0 "U5" H 6150 1700 60 0000 C CNN
+F 1 "d_and" H 6200 1800 60 0000 C CNN
+F 2 "" H 6150 1700 60 0000 C CNN
+F 3 "" H 6150 1700 60 0000 C CNN
+ 1 6150 1700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U7
+U 1 1 6825B7B9
+P 6600 1400
+F 0 "U7" H 6600 1400 60 0000 C CNN
+F 1 "d_and" H 6650 1500 60 0000 C CNN
+F 2 "" H 6600 1400 60 0000 C CNN
+F 3 "" H 6600 1400 60 0000 C CNN
+ 1 6600 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U6
+U 1 1 6825B80C
+P 6450 650
+F 0 "U6" H 6450 650 60 0000 C CNN
+F 1 "d_and" H 6500 750 60 0000 C CNN
+F 2 "" H 6450 650 60 0000 C CNN
+F 3 "" H 6450 650 60 0000 C CNN
+ 1 6450 650
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U9
+U 1 1 6825B87D
+P 7750 700
+F 0 "U9" H 7750 700 60 0000 C CNN
+F 1 "d_and" H 7800 800 60 0000 C CNN
+F 2 "" H 7750 700 60 0000 C CNN
+F 3 "" H 7750 700 60 0000 C CNN
+ 1 7750 700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_or U10
+U 1 1 6825B8B4
+P 8300 1050
+F 0 "U10" H 8300 1050 60 0000 C CNN
+F 1 "d_or" H 8300 1150 60 0000 C CNN
+F 2 "" H 8300 1050 60 0000 C CNN
+F 3 "" H 8300 1050 60 0000 C CNN
+ 1 8300 1050
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5700 1700 5700 2850
+Wire Wire Line
+ 5700 2850 5800 2850
+Wire Wire Line
+ 5800 2850 5800 5850
+Connection ~ 5800 3000
+Wire Wire Line
+ 5700 1600 4850 1600
+Wire Wire Line
+ 4850 550 4850 1800
+Wire Wire Line
+ 4850 1800 3750 1800
+Connection ~ 3750 1800
+Wire Wire Line
+ 4850 550 6000 550
+Connection ~ 4850 1600
+Wire Wire Line
+ 6000 650 5500 650
+Wire Wire Line
+ 5500 650 5500 1700
+Wire Wire Line
+ 5500 1700 5700 1700
+Wire Wire Line
+ 6150 1400 5200 1400
+Wire Wire Line
+ 5200 1400 5200 2050
+Wire Wire Line
+ 5200 2050 10250 2050
+Wire Wire Line
+ 10250 2050 10250 3000
+Wire Wire Line
+ 10250 3000 10450 3000
+Wire Wire Line
+ 10450 3000 10450 5850
+Wire Wire Line
+ 7050 1350 7850 1350
+Wire Wire Line
+ 7850 1350 7850 1050
+Wire Wire Line
+ 7850 950 7750 950
+Wire Wire Line
+ 7750 950 7750 850
+Wire Wire Line
+ 7750 850 8500 850
+Wire Wire Line
+ 8500 850 8500 650
+Wire Wire Line
+ 8500 650 8200 650
+Wire Wire Line
+ 8750 1000 8900 1000
+Wire Wire Line
+ 8900 1000 8900 2400
+Wire Wire Line
+ 8900 2400 8400 2400
+Wire Wire Line
+ 8400 2400 8400 3000
+Wire Wire Line
+ 8400 3000 8650 3000
+Wire Wire Line
+ 8650 3850 8500 3850
+Wire Wire Line
+ 8500 3850 8500 3000
+Connection ~ 8500 3000
+Wire Wire Line
+ 8050 3000 8250 3000
+Wire Wire Line
+ 8250 1500 8250 5850
+Wire Wire Line
+ 8250 1500 7300 1500
+Wire Wire Line
+ 7300 1500 7300 700
+Connection ~ 8250 3000
+Wire Wire Line
+ 7300 600 6900 600
+Wire Wire Line
+ 6600 1650 6600 2550
+Wire Wire Line
+ 6600 2550 6250 2550
+Wire Wire Line
+ 6250 2550 6250 3850
+Wire Wire Line
+ 6250 3850 6450 3850
+Wire Wire Line
+ 6450 3000 6250 3000
+Connection ~ 6250 3000
+Wire Wire Line
+ 6150 1300 5850 1300
+Wire Wire Line
+ 5850 1300 5850 550
+Connection ~ 5850 550
+Wire Wire Line
+ 3750 1500 3750 1150
+Wire Wire Line
+ 3750 1150 10850 1150
+Wire Wire Line
+ 10850 1150 10850 3850
+Wire Wire Line
+ 10850 3850 10250 3850
+Wire Wire Line
+ 3300 4200 3300 4300
+Wire Wire Line
+ 3300 4300 1650 4300
+Wire Wire Line
+ 1650 4300 1650 1750
+Connection ~ 3300 4200
+$Comp
+L PORT U1
+U 3 1 6825C341
+P 1600 800
+F 0 "U1" H 1650 900 30 0000 C CNN
+F 1 "PORT" H 1600 800 30 0000 C CNN
+F 2 "" H 1600 800 60 0000 C CNN
+F 3 "" H 1600 800 60 0000 C CNN
+ 3 1600 800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6825C3B9
+P 1600 1100
+F 0 "U1" H 1650 1200 30 0000 C CNN
+F 1 "PORT" H 1600 1100 30 0000 C CNN
+F 2 "" H 1600 1100 60 0000 C CNN
+F 3 "" H 1600 1100 60 0000 C CNN
+ 4 1600 1100
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6825C422
+P 1500 1400
+F 0 "U1" H 1550 1500 30 0000 C CNN
+F 1 "PORT" H 1500 1400 30 0000 C CNN
+F 2 "" H 1500 1400 60 0000 C CNN
+F 3 "" H 1500 1400 60 0000 C CNN
+ 2 1500 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 6825C479
+P 1400 1750
+F 0 "U1" H 1450 1850 30 0000 C CNN
+F 1 "PORT" H 1400 1750 30 0000 C CNN
+F 2 "" H 1400 1750 60 0000 C CNN
+F 3 "" H 1400 1750 60 0000 C CNN
+ 1 1400 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 6825C4DE
+P 3500 5850
+F 0 "U1" H 3550 5950 30 0000 C CNN
+F 1 "PORT" H 3500 5850 30 0000 C CNN
+F 2 "" H 3500 5850 60 0000 C CNN
+F 3 "" H 3500 5850 60 0000 C CNN
+ 9 3500 5850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 10 1 6825C543
+P 5550 5850
+F 0 "U1" H 5600 5950 30 0000 C CNN
+F 1 "PORT" H 5550 5850 30 0000 C CNN
+F 2 "" H 5550 5850 60 0000 C CNN
+F 3 "" H 5550 5850 60 0000 C CNN
+ 10 5550 5850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 6825C5B8
+P 8000 5850
+F 0 "U1" H 8050 5950 30 0000 C CNN
+F 1 "PORT" H 8000 5850 30 0000 C CNN
+F 2 "" H 8000 5850 60 0000 C CNN
+F 3 "" H 8000 5850 60 0000 C CNN
+ 11 8000 5850
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 6825C637
+P 10200 5850
+F 0 "U1" H 10250 5950 30 0000 C CNN
+F 1 "PORT" H 10200 5850 30 0000 C CNN
+F 2 "" H 10200 5850 60 0000 C CNN
+F 3 "" H 10200 5850 60 0000 C CNN
+ 12 10200 5850
+ 1 0 0 -1
+$EndComp
+Text Label 2650 800 0 60 ~ 0
+R01
+$Comp
+L PORT U1
+U 5 1 6825C6D3
+P 1750 5100
+F 0 "U1" H 1800 5200 30 0000 C CNN
+F 1 "PORT" H 1750 5100 30 0000 C CNN
+F 2 "" H 1750 5100 60 0000 C CNN
+F 3 "" H 1750 5100 60 0000 C CNN
+ 5 1750 5100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2000 5100 2600 5100
+NoConn ~ 2600 5100
+Text Label 2250 5100 0 60 ~ 0
+R02
+Text Label 1850 1200 0 60 ~ 0
+JK
+Text Label 1750 1600 0 60 ~ 0
+CLK
+Text Label 1650 2200 0 60 ~ 0
+R91
+$Comp
+L PORT U1
+U 6 1 6825C88D
+P 1750 5450
+F 0 "U1" H 1800 5550 30 0000 C CNN
+F 1 "PORT" H 1750 5450 30 0000 C CNN
+F 2 "" H 1750 5450 60 0000 C CNN
+F 3 "" H 1750 5450 60 0000 C CNN
+ 6 1750 5450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2000 5450 2600 5450
+NoConn ~ 2600 5450
+Text Label 2300 5450 0 60 ~ 0
+R92
+Text Label 3750 5050 0 60 ~ 0
+QA
+Text Label 5800 4950 0 60 ~ 0
+QB
+Text Label 8250 4900 0 60 ~ 0
+QC
+Text Label 10450 4800 0 60 ~ 0
+QD
+$Comp
+L PORT U1
+U 7 1 6825CE65
+P 1750 5800
+F 0 "U1" H 1800 5900 30 0000 C CNN
+F 1 "PORT" H 1750 5800 30 0000 C CNN
+F 2 "" H 1750 5800 60 0000 C CNN
+F 3 "" H 1750 5800 60 0000 C CNN
+ 7 1750 5800
+ 1 0 0 -1
+$EndComp
+NoConn ~ 2000 5800
+$Comp
+L PORT U1
+U 8 1 6825CEDB
+P 1750 6000
+F 0 "U1" H 1800 6100 30 0000 C CNN
+F 1 "PORT" H 1750 6000 30 0000 C CNN
+F 2 "" H 1750 6000 60 0000 C CNN
+F 3 "" H 1750 6000 60 0000 C CNN
+ 8 1750 6000
+ 1 0 0 -1
+$EndComp
+NoConn ~ 2000 6000
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sub b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sub
new file mode 100644
index 00000000..1830a145
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90.sub
@@ -0,0 +1,46 @@
+* Subcircuit 74ls90
+.subckt 74ls90 /r91 /clk /r01 /jk ? ? ? ? /qa /qb /qc /qd
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\74ls90\74ls90.cir
+* u2 /jk /jk /clk /r01 /r91 /qa ? d_jkff
+* u4 net-_u3-pad3_ net-_u3-pad3_ /clk /r01 /r91 /qb ? d_jkff
+* u8 net-_u5-pad3_ net-_u5-pad3_ /clk /r01 /r91 /qc ? d_jkff
+* u11 net-_u10-pad3_ net-_u10-pad3_ /clk /r01 /r91 /qd net-_u11-pad7_ d_jkff
+* u3 net-_u11-pad7_ /qa net-_u3-pad3_ d_and
+* u5 /qa /qb net-_u5-pad3_ d_and
+* u7 /qa /qd net-_u10-pad2_ d_and
+* u6 /qa /qb net-_u6-pad3_ d_and
+* u9 net-_u6-pad3_ /qc net-_u10-pad1_ d_and
+* u10 net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ d_or
+a1 /jk /jk /clk /r01 /r91 /qa ? u2
+a2 net-_u3-pad3_ net-_u3-pad3_ /clk /r01 /r91 /qb ? u4
+a3 net-_u5-pad3_ net-_u5-pad3_ /clk /r01 /r91 /qc ? u8
+a4 net-_u10-pad3_ net-_u10-pad3_ /clk /r01 /r91 /qd net-_u11-pad7_ u11
+a5 [net-_u11-pad7_ /qa ] net-_u3-pad3_ u3
+a6 [/qa /qb ] net-_u5-pad3_ u5
+a7 [/qa /qd ] net-_u10-pad2_ u7
+a8 [/qa /qb ] net-_u6-pad3_ u6
+a9 [net-_u6-pad3_ /qc ] net-_u10-pad1_ u9
+a10 [net-_u10-pad1_ net-_u10-pad2_ ] net-_u10-pad3_ u10
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u2 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u4 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u8 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_jkff, NgSpice Name: d_jkff
+.model u11 d_jkff(clk_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0 ic=0 jk_load=1.0e-12 clk_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u5 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u7 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u6 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u9 d_and(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u10 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends 74ls90 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90_Previous_Values.xml
new file mode 100644
index 00000000..05fccb1a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/74ls90_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">d_jkff<field1 name="Enter Clk Delay (default=1.0e-9)" /><field2 name="Enter Set Delay (default=1.0e-9)" /><field3 name="Enter Reset Delay (default=1.0)" /><field4 name="Enter IC (default=0)" /><field5 name="Enter value for JK Load (default=1.0e-12)" /><field6 name="Enter value for Clk Load (default=1.0e-12)" /><field7 name="Enter value for Set Load (default=1.0e-12)" /><field8 name="Enter value for Reset Load (default=1.0e-12)" /><field9 name="Enter Rise Delay (default=1.0e-9)" /><field10 name="Enter Fall Delay (default=1.0e-9)" /></u2><u4 name="type">d_jkff<field11 name="Enter Clk Delay (default=1.0e-9)" /><field12 name="Enter Set Delay (default=1.0e-9)" /><field13 name="Enter Reset Delay (default=1.0)" /><field14 name="Enter IC (default=0)" /><field15 name="Enter value for JK Load (default=1.0e-12)" /><field16 name="Enter value for Clk Load (default=1.0e-12)" /><field17 name="Enter value for Set Load (default=1.0e-12)" /><field18 name="Enter value for Reset Load (default=1.0e-12)" /><field19 name="Enter Rise Delay (default=1.0e-9)" /><field20 name="Enter Fall Delay (default=1.0e-9)" /></u4><u8 name="type">d_jkff<field21 name="Enter Clk Delay (default=1.0e-9)" /><field22 name="Enter Set Delay (default=1.0e-9)" /><field23 name="Enter Reset Delay (default=1.0)" /><field24 name="Enter IC (default=0)" /><field25 name="Enter value for JK Load (default=1.0e-12)" /><field26 name="Enter value for Clk Load (default=1.0e-12)" /><field27 name="Enter value for Set Load (default=1.0e-12)" /><field28 name="Enter value for Reset Load (default=1.0e-12)" /><field29 name="Enter Rise Delay (default=1.0e-9)" /><field30 name="Enter Fall Delay (default=1.0e-9)" /></u8><u11 name="type">d_jkff<field31 name="Enter Clk Delay (default=1.0e-9)" /><field32 name="Enter Set Delay (default=1.0e-9)" /><field33 name="Enter Reset Delay (default=1.0)" /><field34 name="Enter IC (default=0)" /><field35 name="Enter value for JK Load (default=1.0e-12)" /><field36 name="Enter value for Clk Load (default=1.0e-12)" /><field37 name="Enter value for Set Load (default=1.0e-12)" /><field38 name="Enter value for Reset Load (default=1.0e-12)" /><field39 name="Enter Rise Delay (default=1.0e-9)" /><field40 name="Enter Fall Delay (default=1.0e-9)" /></u11><u3 name="type">d_and<field41 name="Enter Rise Delay (default=1.0e-9)" /><field42 name="Enter Fall Delay (default=1.0e-9)" /><field43 name="Enter Input Load (default=1.0e-12)" /></u3><u5 name="type">d_and<field44 name="Enter Rise Delay (default=1.0e-9)" /><field45 name="Enter Fall Delay (default=1.0e-9)" /><field46 name="Enter Input Load (default=1.0e-12)" /></u5><u7 name="type">d_and<field47 name="Enter Rise Delay (default=1.0e-9)" /><field48 name="Enter Fall Delay (default=1.0e-9)" /><field49 name="Enter Input Load (default=1.0e-12)" /></u7><u6 name="type">d_and<field50 name="Enter Rise Delay (default=1.0e-9)" /><field51 name="Enter Fall Delay (default=1.0e-9)" /><field52 name="Enter Input Load (default=1.0e-12)" /></u6><u9 name="type">d_and<field53 name="Enter Rise Delay (default=1.0e-9)" /><field54 name="Enter Fall Delay (default=1.0e-9)" /><field55 name="Enter Input Load (default=1.0e-12)" /></u9><u10 name="type">d_or<field56 name="Enter Rise Delay (default=1.0e-9)" /><field57 name="Enter Fall Delay (default=1.0e-9)" /><field58 name="Enter Input Load (default=1.0e-12)" /></u10></model><devicemodel /><subcircuit /></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/analysis b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/analysis
new file mode 100644
index 00000000..af548eb1
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/analysis
@@ -0,0 +1 @@
+.tran 0.1e-06 100e-06 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90-cache.lib
new file mode 100644
index 00000000..6ac291da
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90-cache.lib
@@ -0,0 +1,147 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 54LS90
+#
+DEF 54LS90 X 0 40 Y Y 1 F N
+F0 "X" -100 -550 60 H V C CNN
+F1 "54LS90" 50 1100 60 H V C CNN
+F2 "" 50 1100 60 H I C CNN
+F3 "" 50 1100 60 H I C CNN
+DRAW
+S 300 1000 -400 -400 0 1 0 N
+X R91 1 -600 100 200 R 50 50 1 1 I
+X CLK 2 -600 300 200 R 50 50 1 1 I
+X R01 3 -600 900 200 R 50 50 1 1 I
+X JK 4 -600 500 200 R 50 50 1 1 I
+X R02 5 -600 700 200 R 50 50 1 1 I
+X R92 6 -600 -100 200 R 50 50 1 1 I
+X VCC 7 -600 -300 200 R 50 50 1 1 I
+X GND 8 500 900 200 L 50 50 1 1 O
+X QA 9 500 700 200 L 50 50 1 1 O
+X QB 10 500 500 200 L 50 50 1 1 O
+X QC 11 500 300 200 L 50 50 1 1 O
+X QD 12 500 100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# DC
+#
+DEF DC v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "DC" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 w
+X - 2 0 -450 300 U 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_1
+#
+DEF adc_bridge_1 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_1" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -50 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X OUT1 2 550 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_4
+#
+DEF dac_bridge_4 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_4" 0 300 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -350 350 350 -200 0 1 0 N
+X IN1 1 -550 200 200 R 50 50 1 1 I
+X IN2 2 -550 100 200 R 50 50 1 1 I
+X IN3 3 -550 0 200 R 50 50 1 1 I
+X IN4 4 -550 -100 200 R 50 50 1 1 I
+X OUT1 5 550 200 200 L 50 50 1 1 O
+X OUT2 6 550 100 200 L 50 50 1 1 O
+X OUT3 7 550 0 200 L 50 50 1 1 O
+X OUT4 8 550 -100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# eSim_R
+#
+DEF eSim_R R 0 0 N Y 1 F N
+F0 "R" 50 130 50 H V C CNN
+F1 "eSim_R" 50 -50 50 H V C CNN
+F2 "" 50 -20 30 H V C CNN
+F3 "" 50 50 30 V V C CNN
+ALIAS resistor
+$FPLIST
+ R_*
+ Resistor_*
+$ENDFPLIST
+DRAW
+S 150 10 -50 90 0 1 10 N
+X ~ 1 -100 50 50 R 60 60 1 1 P
+X ~ 2 200 50 50 L 60 60 1 1 P
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir
new file mode 100644
index 00000000..1374b669
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir
@@ -0,0 +1,29 @@
+* C:\Users\Shanthipriya\eSim-Workspace\sn74ls90\sn74ls90.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/15/25 17:30:55
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+X1 Net-_U4-Pad2_ clock Net-_U3-Pad2_ Net-_U1-Pad2_ ? ? ? ? Net-_U10-Pad1_ Net-_U10-Pad2_ Net-_U10-Pad3_ Net-_U10-Pad4_ 54LS90
+v3 Net-_U2-Pad1_ GND pulse
+U2 Net-_U2-Pad1_ clock adc_bridge_1
+U5 clock plot_v1
+v1 Net-_U1-Pad1_ GND DC
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ adc_bridge_1
+v2 Net-_U3-Pad1_ GND DC
+U3 Net-_U3-Pad1_ Net-_U3-Pad2_ adc_bridge_1
+v4 Net-_U4-Pad1_ GND DC
+U4 Net-_U4-Pad1_ Net-_U4-Pad2_ adc_bridge_1
+U6 QA plot_v1
+U7 QB plot_v1
+U8 QC plot_v1
+U9 QD plot_v1
+R4 QD GND 10K
+R3 QC GND 10K
+R2 QB GND 10K
+R1 QA GND 10K
+U10 Net-_U10-Pad1_ Net-_U10-Pad2_ Net-_U10-Pad3_ Net-_U10-Pad4_ QA QB QC QD dac_bridge_4
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir.out
new file mode 100644
index 00000000..61732f8b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.cir.out
@@ -0,0 +1,47 @@
+* c:\users\shanthipriya\esim-workspace\sn74ls90\sn74ls90.cir
+
+.include 74ls90.sub
+x1 net-_u4-pad2_ clock net-_u3-pad2_ net-_u1-pad2_ ? ? ? ? net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ net-_u10-pad4_ 74ls90
+v3 net-_u2-pad1_ gnd pulse(0 5 0 1n 1n 5u 10u)
+* u2 net-_u2-pad1_ clock adc_bridge_1
+* u5 clock plot_v1
+v1 net-_u1-pad1_ gnd dc 5
+* u1 net-_u1-pad1_ net-_u1-pad2_ adc_bridge_1
+v2 net-_u3-pad1_ gnd dc 1
+* u3 net-_u3-pad1_ net-_u3-pad2_ adc_bridge_1
+v4 net-_u4-pad1_ gnd dc 1
+* u4 net-_u4-pad1_ net-_u4-pad2_ adc_bridge_1
+* u6 qa plot_v1
+* u7 qb plot_v1
+* u8 qc plot_v1
+* u9 qd plot_v1
+r4 qd gnd 10k
+r3 qc gnd 10k
+r2 qb gnd 10k
+r1 qa gnd 10k
+* u10 net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ net-_u10-pad4_ qa qb qc qd dac_bridge_4
+a1 [net-_u2-pad1_ ] [clock ] u2
+a2 [net-_u1-pad1_ ] [net-_u1-pad2_ ] u1
+a3 [net-_u3-pad1_ ] [net-_u3-pad2_ ] u3
+a4 [net-_u4-pad1_ ] [net-_u4-pad2_ ] u4
+a5 [net-_u10-pad1_ net-_u10-pad2_ net-_u10-pad3_ net-_u10-pad4_ ] [qa qb qc qd ] u10
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u2 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u1 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u3 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u4 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_4, NgSpice Name: dac_bridge
+.model u10 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+.tran 0.1e-06 100e-06 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(qd)+6 v(qc)+12 v(qb)+18v(qa)+24 v(clock)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.pro b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.proj b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.proj
new file mode 100644
index 00000000..015ebc9c
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.proj
@@ -0,0 +1 @@
+schematicFile sn74ls90.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.sch b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.sch
new file mode 100644
index 00000000..3cd9bdbf
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90.sch
@@ -0,0 +1,440 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L 54LS90 X1
+U 1 1 6825C471
+P 5500 3450
+F 0 "X1" H 5400 2900 60 0000 C CNN
+F 1 "54LS90" H 5550 4550 60 0000 C CNN
+F 2 "" H 5550 4550 60 0001 C CNN
+F 3 "" H 5550 4550 60 0001 C CNN
+ 1 5500 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L pulse v3
+U 1 1 6825C505
+P 1050 3450
+F 0 "v3" H 850 3550 60 0000 C CNN
+F 1 "pulse" H 850 3400 60 0000 C CNN
+F 2 "R1" H 750 3450 60 0000 C CNN
+F 3 "" H 1050 3450 60 0000 C CNN
+ 1 1050 3450
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 6825C540
+P 1050 4200
+F 0 "#PWR01" H 1050 3950 50 0001 C CNN
+F 1 "GND" H 1050 4050 50 0000 C CNN
+F 2 "" H 1050 4200 50 0001 C CNN
+F 3 "" H 1050 4200 50 0001 C CNN
+ 1 1050 4200
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1050 4200 1050 3900
+$Comp
+L adc_bridge_1 U2
+U 1 1 6825C55C
+P 1950 3050
+F 0 "U2" H 1950 3050 60 0000 C CNN
+F 1 "adc_bridge_1" H 1950 3200 60 0000 C CNN
+F 2 "" H 1950 3050 60 0000 C CNN
+F 3 "" H 1950 3050 60 0000 C CNN
+ 1 1950 3050
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1350 3000 1050 3000
+Wire Wire Line
+ 2500 3000 2850 3000
+Wire Wire Line
+ 2850 3000 2850 3150
+Wire Wire Line
+ 2850 3150 4900 3150
+$Comp
+L plot_v1 U5
+U 1 1 6825C5C6
+P 2850 3200
+F 0 "U5" H 2850 3700 60 0000 C CNN
+F 1 "plot_v1" H 3050 3550 60 0000 C CNN
+F 2 "" H 2850 3200 60 0000 C CNN
+F 3 "" H 2850 3200 60 0000 C CNN
+ 1 2850 3200
+ 1 0 0 -1
+$EndComp
+Text GLabel 2500 2750 0 60 Input ~ 0
+clock
+Wire Wire Line
+ 2500 2750 2600 2750
+Wire Wire Line
+ 2600 2750 2600 3000
+Connection ~ 2600 3000
+$Comp
+L DC v1
+U 1 1 6825C612
+P 900 2350
+F 0 "v1" H 700 2450 60 0000 C CNN
+F 1 "DC" H 700 2300 60 0000 C CNN
+F 2 "R1" H 600 2350 60 0000 C CNN
+F 3 "" H 900 2350 60 0000 C CNN
+ 1 900 2350
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 6825C703
+P 900 3000
+F 0 "#PWR02" H 900 2750 50 0001 C CNN
+F 1 "GND" H 900 2850 50 0000 C CNN
+F 2 "" H 900 3000 50 0001 C CNN
+F 3 "" H 900 3000 50 0001 C CNN
+ 1 900 3000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 900 3000 900 2800
+Wire Wire Line
+ 3300 2950 4900 2950
+$Comp
+L adc_bridge_1 U1
+U 1 1 6825CB17
+P 1900 1950
+F 0 "U1" H 1900 1950 60 0000 C CNN
+F 1 "adc_bridge_1" H 1900 2100 60 0000 C CNN
+F 2 "" H 1900 1950 60 0000 C CNN
+F 3 "" H 1900 1950 60 0000 C CNN
+ 1 1900 1950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2450 1900 3300 1900
+Wire Wire Line
+ 3300 1900 3300 2950
+Wire Wire Line
+ 1300 1900 900 1900
+$Comp
+L DC v2
+U 1 1 6825CCA7
+P 1000 1150
+F 0 "v2" H 800 1250 60 0000 C CNN
+F 1 "DC" H 800 1100 60 0000 C CNN
+F 2 "R1" H 700 1150 60 0000 C CNN
+F 3 "" H 1000 1150 60 0000 C CNN
+ 1 1000 1150
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_1 U3
+U 1 1 6825CCAD
+P 2000 750
+F 0 "U3" H 2000 750 60 0000 C CNN
+F 1 "adc_bridge_1" H 2000 900 60 0000 C CNN
+F 2 "" H 2000 750 60 0000 C CNN
+F 3 "" H 2000 750 60 0000 C CNN
+ 1 2000 750
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2550 700 3400 700
+Wire Wire Line
+ 1400 700 1000 700
+$Comp
+L GND #PWR03
+U 1 1 6825CCD8
+P 1000 1600
+F 0 "#PWR03" H 1000 1350 50 0001 C CNN
+F 1 "GND" H 1000 1450 50 0000 C CNN
+F 2 "" H 1000 1600 50 0001 C CNN
+F 3 "" H 1000 1600 50 0001 C CNN
+ 1 1000 1600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3400 700 3400 2550
+Wire Wire Line
+ 3400 2550 4900 2550
+$Comp
+L DC v4
+U 1 1 6825CE12
+P 1550 4100
+F 0 "v4" H 1350 4200 60 0000 C CNN
+F 1 "DC" H 1350 4050 60 0000 C CNN
+F 2 "R1" H 1250 4100 60 0000 C CNN
+F 3 "" H 1550 4100 60 0000 C CNN
+ 1 1550 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L adc_bridge_1 U4
+U 1 1 6825CE18
+P 2550 3700
+F 0 "U4" H 2550 3700 60 0000 C CNN
+F 1 "adc_bridge_1" H 2550 3850 60 0000 C CNN
+F 2 "" H 2550 3700 60 0000 C CNN
+F 3 "" H 2550 3700 60 0000 C CNN
+ 1 2550 3700
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3100 3650 3950 3650
+Wire Wire Line
+ 1950 3650 1550 3650
+$Comp
+L GND #PWR04
+U 1 1 6825CE20
+P 1550 4550
+F 0 "#PWR04" H 1550 4300 50 0001 C CNN
+F 1 "GND" H 1550 4400 50 0000 C CNN
+F 2 "" H 1550 4550 50 0001 C CNN
+F 3 "" H 1550 4550 50 0001 C CNN
+ 1 1550 4550
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3950 3650 3950 3350
+Wire Wire Line
+ 3950 3350 4900 3350
+$Comp
+L plot_v1 U6
+U 1 1 6825CE66
+P 8400 2900
+F 0 "U6" H 8400 3400 60 0000 C CNN
+F 1 "plot_v1" H 8600 3250 60 0000 C CNN
+F 2 "" H 8400 2900 60 0000 C CNN
+F 3 "" H 8400 2900 60 0000 C CNN
+ 1 8400 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U7
+U 1 1 6825CEA5
+P 8900 2900
+F 0 "U7" H 8900 3400 60 0000 C CNN
+F 1 "plot_v1" H 9100 3250 60 0000 C CNN
+F 2 "" H 8900 2900 60 0000 C CNN
+F 3 "" H 8900 2900 60 0000 C CNN
+ 1 8900 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U8
+U 1 1 6825CF44
+P 9350 2900
+F 0 "U8" H 9350 3400 60 0000 C CNN
+F 1 "plot_v1" H 9550 3250 60 0000 C CNN
+F 2 "" H 9350 2900 60 0000 C CNN
+F 3 "" H 9350 2900 60 0000 C CNN
+ 1 9350 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U9
+U 1 1 6825CF4A
+P 9850 2900
+F 0 "U9" H 9850 3400 60 0000 C CNN
+F 1 "plot_v1" H 10050 3250 60 0000 C CNN
+F 2 "" H 9850 2900 60 0000 C CNN
+F 3 "" H 9850 2900 60 0000 C CNN
+ 1 9850 2900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 7500 2700 8400 2700
+Wire Wire Line
+ 8900 2700 8900 2900
+Wire Wire Line
+ 8900 2900 7750 2900
+Wire Wire Line
+ 9350 2700 9350 3100
+Wire Wire Line
+ 9350 3100 7750 3100
+Wire Wire Line
+ 7500 3300 9850 3300
+Wire Wire Line
+ 9850 3300 9850 2700
+Text GLabel 8050 3600 0 60 Input ~ 0
+QA
+Wire Wire Line
+ 8050 3600 8050 2700
+Connection ~ 8050 2700
+Text GLabel 8250 3800 0 60 Input ~ 0
+QB
+Wire Wire Line
+ 8250 3800 8250 2900
+Connection ~ 8250 2900
+Text GLabel 8500 4000 0 60 Input ~ 0
+QC
+Text GLabel 8700 4200 0 60 Input ~ 0
+QD
+Wire Wire Line
+ 8550 4000 8500 4000
+Wire Wire Line
+ 8550 3100 8550 4000
+Connection ~ 8550 3100
+Wire Wire Line
+ 8700 4200 8800 4200
+Wire Wire Line
+ 8800 4200 8800 3300
+Connection ~ 8800 3300
+$Comp
+L resistor R4
+U 1 1 6825D1F5
+P 9950 3350
+F 0 "R4" H 10000 3480 50 0000 C CNN
+F 1 "10K" H 10000 3300 50 0000 C CNN
+F 2 "" H 10000 3330 30 0000 C CNN
+F 3 "" V 10000 3400 30 0000 C CNN
+ 1 9950 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R3
+U 1 1 6825D252
+P 9450 3150
+F 0 "R3" H 9500 3280 50 0000 C CNN
+F 1 "10K" H 9500 3100 50 0000 C CNN
+F 2 "" H 9500 3130 30 0000 C CNN
+F 3 "" V 9500 3200 30 0000 C CNN
+ 1 9450 3150
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R2
+U 1 1 6825D2B5
+P 9000 2950
+F 0 "R2" H 9050 3080 50 0000 C CNN
+F 1 "10K" H 9050 2900 50 0000 C CNN
+F 2 "" H 9050 2930 30 0000 C CNN
+F 3 "" V 9050 3000 30 0000 C CNN
+ 1 9000 2950
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R1
+U 1 1 6825D326
+P 8500 2750
+F 0 "R1" H 8550 2880 50 0000 C CNN
+F 1 "10K" H 8550 2700 50 0000 C CNN
+F 2 "" H 8550 2730 30 0000 C CNN
+F 3 "" V 8550 2800 30 0000 C CNN
+ 1 8500 2750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 6825D38D
+P 10900 3350
+F 0 "#PWR05" H 10900 3100 50 0001 C CNN
+F 1 "GND" H 10900 3200 50 0000 C CNN
+F 2 "" H 10900 3350 50 0001 C CNN
+F 3 "" H 10900 3350 50 0001 C CNN
+ 1 10900 3350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8700 2700 10900 2700
+Wire Wire Line
+ 10900 2700 10900 3350
+Wire Wire Line
+ 10150 3300 10900 3300
+Connection ~ 10900 3300
+Wire Wire Line
+ 9650 3100 10900 3100
+Connection ~ 10900 3100
+Wire Wire Line
+ 9200 2900 10900 2900
+Connection ~ 10900 2900
+$Comp
+L dac_bridge_4 U10
+U 1 1 6825D8D1
+P 6950 3050
+F 0 "U10" H 6950 3050 60 0000 C CNN
+F 1 "dac_bridge_4" H 6950 3350 60 0000 C CNN
+F 2 "" H 6950 3050 60 0000 C CNN
+F 3 "" H 6950 3050 60 0000 C CNN
+ 1 6950 3050
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6400 2850 6400 2750
+Wire Wire Line
+ 6400 2750 6000 2750
+Wire Wire Line
+ 6400 2950 6000 2950
+Wire Wire Line
+ 6400 3050 6000 3050
+Wire Wire Line
+ 6000 3050 6000 3150
+Wire Wire Line
+ 6400 3150 6400 3350
+Wire Wire Line
+ 6400 3350 6000 3350
+Wire Wire Line
+ 7500 2850 7500 2700
+Wire Wire Line
+ 7500 2950 7750 2950
+Wire Wire Line
+ 7750 2950 7750 2900
+Wire Wire Line
+ 7500 3050 7750 3050
+Wire Wire Line
+ 7750 3050 7750 3100
+Wire Wire Line
+ 7500 3150 7500 3300
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90_Previous_Values.xml
new file mode 100644
index 00000000..36b30476
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn54ls90/sn54ls90_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">5u</field5><field5 name="Period">10u</field5></v3><v1 name="Source type">dc<field1 name="Value">5</field1></v1><v2 name="Source type">dc<field1 name="Value">1</field1></v2><v4 name="Source type">dc<field1 name="Value">1</field1></v4></source><model><u2 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u2><u1 name="type">adc_bridge<field5 name="Enter value for in_low (default=1.0)" /><field6 name="Enter value for in_high (default=2.0)" /><field7 name="Enter Rise Delay (default=1.0e-9)" /><field8 name="Enter Fall Delay (default=1.0e-9)" /></u1><u3 name="type">adc_bridge<field9 name="Enter value for in_low (default=1.0)" /><field10 name="Enter value for in_high (default=2.0)" /><field11 name="Enter Rise Delay (default=1.0e-9)" /><field12 name="Enter Fall Delay (default=1.0e-9)" /></u3><u4 name="type">adc_bridge<field13 name="Enter value for in_low (default=1.0)" /><field14 name="Enter value for in_high (default=2.0)" /><field15 name="Enter Rise Delay (default=1.0e-9)" /><field16 name="Enter Fall Delay (default=1.0e-9)" /></u4><u10 name="type">dac_bridge<field17 name="Enter value for out_low (default=0.0)" /><field18 name="Enter value for out_high (default=5.0)" /><field19 name="Enter value for out_undef (default=0.5)" /><field20 name="Enter value for input load (default=1.0e-12)" /><field21 name="Enter the Rise Time (default=1.0e-9)" /><field22 name="Enter the Fall Time (default=1.0e-9)" /></u10></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\74ls90</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">0.1</field2><field3 name="Stop Time">100</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">us</field5><field6 name="Stop Combo">us</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375-cache.lib
new file mode 100644
index 00000000..ba413bed
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375-cache.lib
@@ -0,0 +1,62 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_dlatch
+#
+DEF d_dlatch U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_dlatch" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S 350 450 -350 -400 0 1 0 N
+X Din 1 -550 350 200 R 50 50 1 1 I
+X EN 2 -550 -300 200 R 50 50 1 1 I
+X Set 3 0 650 200 D 50 50 1 1 I
+X Reset 4 0 -600 200 U 50 50 1 1 I
+X Dout 5 550 350 200 L 50 50 1 1 O
+X Ndout 6 550 -300 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir
new file mode 100644
index 00000000..6b47a2b0
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir
@@ -0,0 +1,15 @@
+* C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\375\375.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/27/25 23:29:20
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ ? ? Net-_U1-Pad3_ Net-_U1-Pad10_ d_dlatch
+U3 Net-_U1-Pad4_ Net-_U1-Pad2_ ? ? Net-_U1-Pad5_ Net-_U1-Pad11_ d_dlatch
+U4 Net-_U1-Pad6_ Net-_U1-Pad2_ ? ? Net-_U1-Pad7_ Net-_U1-Pad12_ d_dlatch
+U5 Net-_U1-Pad8_ Net-_U1-Pad2_ ? ? Net-_U1-Pad9_ Net-_U1-Pad13_ d_dlatch
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir.out
new file mode 100644
index 00000000..1b07f6fd
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.cir.out
@@ -0,0 +1,28 @@
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\375\375.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ ? ? net-_u1-pad3_ net-_u1-pad10_ d_dlatch
+* u3 net-_u1-pad4_ net-_u1-pad2_ ? ? net-_u1-pad5_ net-_u1-pad11_ d_dlatch
+* u4 net-_u1-pad6_ net-_u1-pad2_ ? ? net-_u1-pad7_ net-_u1-pad12_ d_dlatch
+* u5 net-_u1-pad8_ net-_u1-pad2_ ? ? net-_u1-pad9_ net-_u1-pad13_ d_dlatch
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ port
+a1 net-_u1-pad1_ net-_u1-pad2_ ? ? net-_u1-pad3_ net-_u1-pad10_ u2
+a2 net-_u1-pad4_ net-_u1-pad2_ ? ? net-_u1-pad5_ net-_u1-pad11_ u3
+a3 net-_u1-pad6_ net-_u1-pad2_ ? ? net-_u1-pad7_ net-_u1-pad12_ u4
+a4 net-_u1-pad8_ net-_u1-pad2_ ? ? net-_u1-pad9_ net-_u1-pad13_ u5
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u2 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u3 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u4 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u5 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.pro b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sch b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sch
new file mode 100644
index 00000000..2d5ef983
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sch
@@ -0,0 +1,308 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:375-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_dlatch U2
+U 1 1 6835F8D0
+P 3100 3000
+F 0 "U2" H 3100 3000 60 0000 C CNN
+F 1 "d_dlatch" H 3100 3150 60 0000 C CNN
+F 2 "" H 3100 3000 60 0000 C CNN
+F 3 "" H 3100 3000 60 0000 C CNN
+ 1 3100 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_dlatch U3
+U 1 1 6835F917
+P 4750 3000
+F 0 "U3" H 4750 3000 60 0000 C CNN
+F 1 "d_dlatch" H 4750 3150 60 0000 C CNN
+F 2 "" H 4750 3000 60 0000 C CNN
+F 3 "" H 4750 3000 60 0000 C CNN
+ 1 4750 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_dlatch U4
+U 1 1 6835F948
+P 6450 3000
+F 0 "U4" H 6450 3000 60 0000 C CNN
+F 1 "d_dlatch" H 6450 3150 60 0000 C CNN
+F 2 "" H 6450 3000 60 0000 C CNN
+F 3 "" H 6450 3000 60 0000 C CNN
+ 1 6450 3000
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_dlatch U5
+U 1 1 6835F97D
+P 8150 3000
+F 0 "U5" H 8150 3000 60 0000 C CNN
+F 1 "d_dlatch" H 8150 3150 60 0000 C CNN
+F 2 "" H 8150 3000 60 0000 C CNN
+F 3 "" H 8150 3000 60 0000 C CNN
+ 1 8150 3000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2550 3300 2550 4350
+Wire Wire Line
+ 2550 4350 7600 4350
+Wire Wire Line
+ 7600 4350 7600 3300
+Wire Wire Line
+ 5900 3300 5850 3300
+Wire Wire Line
+ 5850 3300 5850 4350
+Connection ~ 5850 4350
+Wire Wire Line
+ 4200 3300 4000 3300
+Wire Wire Line
+ 4000 3300 4000 4350
+Connection ~ 4000 4350
+Wire Wire Line
+ 2550 2650 1950 2650
+Wire Wire Line
+ 1950 2650 1950 1750
+Wire Wire Line
+ 4200 2650 4000 2650
+Wire Wire Line
+ 4000 2650 4000 1650
+Wire Wire Line
+ 5900 2650 5700 2650
+Wire Wire Line
+ 5700 2650 5700 1650
+Wire Wire Line
+ 7600 2650 7400 2650
+Wire Wire Line
+ 7400 2650 7400 1650
+Wire Wire Line
+ 3650 2650 3800 2650
+Wire Wire Line
+ 3800 2650 3800 4950
+Wire Wire Line
+ 5300 2650 5600 2650
+Wire Wire Line
+ 5600 2650 5600 5050
+Wire Wire Line
+ 7000 2650 7250 2650
+Wire Wire Line
+ 7250 2650 7250 5050
+Wire Wire Line
+ 8700 2650 9000 2650
+Wire Wire Line
+ 9000 2650 9000 5100
+$Comp
+L PORT U1
+U 1 1 6835FA8C
+P 1700 1750
+F 0 "U1" H 1750 1850 30 0000 C CNN
+F 1 "PORT" H 1700 1750 30 0000 C CNN
+F 2 "" H 1700 1750 60 0000 C CNN
+F 3 "" H 1700 1750 60 0000 C CNN
+ 1 1700 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6835FADB
+P 3750 1650
+F 0 "U1" H 3800 1750 30 0000 C CNN
+F 1 "PORT" H 3750 1650 30 0000 C CNN
+F 2 "" H 3750 1650 60 0000 C CNN
+F 3 "" H 3750 1650 60 0000 C CNN
+ 4 3750 1650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6835FB28
+P 5450 1650
+F 0 "U1" H 5500 1750 30 0000 C CNN
+F 1 "PORT" H 5450 1650 30 0000 C CNN
+F 2 "" H 5450 1650 60 0000 C CNN
+F 3 "" H 5450 1650 60 0000 C CNN
+ 6 5450 1650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 6835FB6B
+P 7150 1650
+F 0 "U1" H 7200 1750 30 0000 C CNN
+F 1 "PORT" H 7150 1650 30 0000 C CNN
+F 2 "" H 7150 1650 60 0000 C CNN
+F 3 "" H 7150 1650 60 0000 C CNN
+ 8 7150 1650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6835FBC2
+P 2300 4350
+F 0 "U1" H 2350 4450 30 0000 C CNN
+F 1 "PORT" H 2300 4350 30 0000 C CNN
+F 2 "" H 2300 4350 60 0000 C CNN
+F 3 "" H 2300 4350 60 0000 C CNN
+ 2 2300 4350
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 6835FC17
+P 3550 4950
+F 0 "U1" H 3600 5050 30 0000 C CNN
+F 1 "PORT" H 3550 4950 30 0000 C CNN
+F 2 "" H 3550 4950 60 0000 C CNN
+F 3 "" H 3550 4950 60 0000 C CNN
+ 3 3550 4950
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 6835FC84
+P 5350 5050
+F 0 "U1" H 5400 5150 30 0000 C CNN
+F 1 "PORT" H 5350 5050 30 0000 C CNN
+F 2 "" H 5350 5050 60 0000 C CNN
+F 3 "" H 5350 5050 60 0000 C CNN
+ 5 5350 5050
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6835FCDF
+P 7000 5050
+F 0 "U1" H 7050 5150 30 0000 C CNN
+F 1 "PORT" H 7000 5050 30 0000 C CNN
+F 2 "" H 7000 5050 60 0000 C CNN
+F 3 "" H 7000 5050 60 0000 C CNN
+ 7 7000 5050
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 9 1 6835FD3C
+P 8750 5100
+F 0 "U1" H 8800 5200 30 0000 C CNN
+F 1 "PORT" H 8750 5100 30 0000 C CNN
+F 2 "" H 8750 5100 60 0000 C CNN
+F 3 "" H 8750 5100 60 0000 C CNN
+ 9 8750 5100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3650 3300 3650 4650
+Wire Wire Line
+ 3650 4650 3400 4650
+Wire Wire Line
+ 5300 3300 5300 4700
+Wire Wire Line
+ 5300 4700 5150 4700
+Wire Wire Line
+ 7000 3300 7000 4700
+Wire Wire Line
+ 7000 4700 6850 4700
+Wire Wire Line
+ 8700 3300 8700 4650
+Wire Wire Line
+ 8700 4650 8550 4650
+$Comp
+L PORT U1
+U 10 1 6835FE64
+P 3150 4650
+F 0 "U1" H 3200 4750 30 0000 C CNN
+F 1 "PORT" H 3150 4650 30 0000 C CNN
+F 2 "" H 3150 4650 60 0000 C CNN
+F 3 "" H 3150 4650 60 0000 C CNN
+ 10 3150 4650
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 11 1 6835FEC7
+P 4900 4700
+F 0 "U1" H 4950 4800 30 0000 C CNN
+F 1 "PORT" H 4900 4700 30 0000 C CNN
+F 2 "" H 4900 4700 60 0000 C CNN
+F 3 "" H 4900 4700 60 0000 C CNN
+ 11 4900 4700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 12 1 6835FF20
+P 6600 4700
+F 0 "U1" H 6650 4800 30 0000 C CNN
+F 1 "PORT" H 6600 4700 30 0000 C CNN
+F 2 "" H 6600 4700 60 0000 C CNN
+F 3 "" H 6600 4700 60 0000 C CNN
+ 12 6600 4700
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 13 1 6835FF77
+P 8300 4650
+F 0 "U1" H 8350 4750 30 0000 C CNN
+F 1 "PORT" H 8300 4650 30 0000 C CNN
+F 2 "" H 8300 4650 60 0000 C CNN
+F 3 "" H 8300 4650 60 0000 C CNN
+ 13 8300 4650
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sub b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sub
new file mode 100644
index 00000000..2ebb644d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375.sub
@@ -0,0 +1,22 @@
+* Subcircuit 375
+.subckt 375 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_
+* c:\users\shanthipriya\desktop\madeeasy\fossee\esim\library\subcircuitlibrary\375\375.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ ? ? net-_u1-pad3_ net-_u1-pad10_ d_dlatch
+* u3 net-_u1-pad4_ net-_u1-pad2_ ? ? net-_u1-pad5_ net-_u1-pad11_ d_dlatch
+* u4 net-_u1-pad6_ net-_u1-pad2_ ? ? net-_u1-pad7_ net-_u1-pad12_ d_dlatch
+* u5 net-_u1-pad8_ net-_u1-pad2_ ? ? net-_u1-pad9_ net-_u1-pad13_ d_dlatch
+a1 net-_u1-pad1_ net-_u1-pad2_ ? ? net-_u1-pad3_ net-_u1-pad10_ u2
+a2 net-_u1-pad4_ net-_u1-pad2_ ? ? net-_u1-pad5_ net-_u1-pad11_ u3
+a3 net-_u1-pad6_ net-_u1-pad2_ ? ? net-_u1-pad7_ net-_u1-pad12_ u4
+a4 net-_u1-pad8_ net-_u1-pad2_ ? ? net-_u1-pad9_ net-_u1-pad13_ u5
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u2 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u3 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u4 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: d_dlatch, NgSpice Name: d_dlatch
+.model u5 d_dlatch(data_delay=1.0e-9 enable_delay=1.0e-9 set_delay=1.0e-9 reset_delay=1.0e-9 ic=0 data_load=1.0e-12 enable_load=1.0e-12 set_load=1.0e-12 reset_load=1.0e-12 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Control Statements
+
+.ends 375 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375_Previous_Values.xml
new file mode 100644
index 00000000..2eb57a73
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/375_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source /><model><u2 name="type">d_dlatch<field1 name="Enter Data Delay (default=1.0e-9)" /><field2 name="Enter Enable Delay (default=1.0e-9)" /><field3 name="Enter Set Delay (default=1.0e-9)" /><field4 name="Enter Reset Delay (default=1.0)" /><field5 name="Enter IC (default=0)" /><field6 name="Enter value for Data Load (default=1.0e-12)" /><field7 name="Enter value for Enable Load (default=1.0e-12)" /><field8 name="Enter value for Set Load (default=1.0e-12)" /><field9 name="Enter value for Reset Load (default=1.0e-12)" /><field10 name="Enter Rise Delay (default=1.0e-9)" /><field11 name="Enter Fall Delay (default=1.0e-9)" /></u2><u3 name="type">d_dlatch<field12 name="Enter Data Delay (default=1.0e-9)" /><field13 name="Enter Enable Delay (default=1.0e-9)" /><field14 name="Enter Set Delay (default=1.0e-9)" /><field15 name="Enter Reset Delay (default=1.0)" /><field16 name="Enter IC (default=0)" /><field17 name="Enter value for Data Load (default=1.0e-12)" /><field18 name="Enter value for Enable Load (default=1.0e-12)" /><field19 name="Enter value for Set Load (default=1.0e-12)" /><field20 name="Enter value for Reset Load (default=1.0e-12)" /><field21 name="Enter Rise Delay (default=1.0e-9)" /><field22 name="Enter Fall Delay (default=1.0e-9)" /></u3><u4 name="type">d_dlatch<field23 name="Enter Data Delay (default=1.0e-9)" /><field24 name="Enter Enable Delay (default=1.0e-9)" /><field25 name="Enter Set Delay (default=1.0e-9)" /><field26 name="Enter Reset Delay (default=1.0)" /><field27 name="Enter IC (default=0)" /><field28 name="Enter value for Data Load (default=1.0e-12)" /><field29 name="Enter value for Enable Load (default=1.0e-12)" /><field30 name="Enter value for Set Load (default=1.0e-12)" /><field31 name="Enter value for Reset Load (default=1.0e-12)" /><field32 name="Enter Rise Delay (default=1.0e-9)" /><field33 name="Enter Fall Delay (default=1.0e-9)" /></u4><u5 name="type">d_dlatch<field34 name="Enter Data Delay (default=1.0e-9)" /><field35 name="Enter Enable Delay (default=1.0e-9)" /><field36 name="Enter Set Delay (default=1.0e-9)" /><field37 name="Enter Reset Delay (default=1.0)" /><field38 name="Enter IC (default=0)" /><field39 name="Enter value for Data Load (default=1.0e-12)" /><field40 name="Enter value for Enable Load (default=1.0e-12)" /><field41 name="Enter value for Set Load (default=1.0e-12)" /><field42 name="Enter value for Reset Load (default=1.0e-12)" /><field43 name="Enter Rise Delay (default=1.0e-9)" /><field44 name="Enter Fall Delay (default=1.0e-9)" /></u5></model><devicemodel /><subcircuit /><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/analysis b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/analysis
new file mode 100644
index 00000000..f496aec4
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/analysis
@@ -0,0 +1 @@
+.tran 1e-03 100e-03 0e-00 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375-cache.lib b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375-cache.lib
new file mode 100644
index 00000000..3154fa3d
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375-cache.lib
@@ -0,0 +1,128 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 373
+#
+DEF 373 X 0 40 Y Y 1 F N
+F0 "X" -50 -200 60 H V C CNN
+F1 "373" -50 700 60 H V C CNN
+F2 "" -50 700 60 H I C CNN
+F3 "" -50 700 60 H I C CNN
+DRAW
+S 200 650 -300 -150 0 1 0 N
+X do 1 -500 600 200 R 50 50 1 1 I
+X en 2 -500 150 200 R 50 50 1 1 I
+X Q0 3 400 600 200 L 50 50 1 1 O
+X d2 4 -500 500 200 R 50 50 1 1 I
+X Q1 5 400 500 200 L 50 50 1 1 O
+X d3 6 -500 400 200 R 50 50 1 1 I
+X Q2 7 400 400 200 L 50 50 1 1 O
+X d4 8 -500 300 200 R 50 50 1 1 I
+X Q3 9 400 300 200 L 50 50 1 1 O
+X Q0_1 10 400 200 200 L 50 50 1 1 O
+X Q0_2 11 400 100 200 L 50 50 1 1 O
+X Q0_3 12 400 0 200 L 50 50 1 1 O
+X Q0_4 13 400 -100 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_5
+#
+DEF adc_bridge_5 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_5" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -400 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X OUT1 6 550 50 200 L 50 50 1 1 O
+X OUT2 7 550 -50 200 L 50 50 1 1 O
+X OUT3 8 550 -150 200 L 50 50 1 1 O
+X OUT4 9 550 -250 200 L 50 50 1 1 O
+X OUT5 10 550 -350 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_8
+#
+DEF dac_bridge_8 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_8" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -700 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X IN3 3 -600 -150 200 R 50 50 1 1 I
+X IN4 4 -600 -250 200 R 50 50 1 1 I
+X IN5 5 -600 -350 200 R 50 50 1 1 I
+X IN6 6 -600 -450 200 R 50 50 1 1 I
+X IN7 7 -600 -550 200 R 50 50 1 1 I
+X IN8 8 -600 -650 200 R 50 50 1 1 I
+X OUT1 9 550 50 200 L 50 50 1 1 O
+X OUT2 10 550 -50 200 L 50 50 1 1 O
+X OUT3 11 550 -150 200 L 50 50 1 1 O
+X OUT4 12 550 -250 200 L 50 50 1 1 O
+X OUT5 13 550 -350 200 L 50 50 1 1 O
+X OUT6 14 550 -450 200 L 50 50 1 1 O
+X OUT7 15 550 -550 200 L 50 50 1 1 O
+X OUT8 16 550 -650 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# plot_v1
+#
+DEF plot_v1 U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "plot_v1" 200 350 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+C 0 500 100 0 1 0 N
+X ~ ~ 0 200 200 U 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# pulse
+#
+DEF pulse v 0 40 Y Y 1 F N
+F0 "v" -200 100 60 H V C CNN
+F1 "pulse" -200 -50 60 H V C CNN
+F2 "R1" -300 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ 1_pin
+$ENDFPLIST
+DRAW
+A -25 -450 501 928 871 0 1 0 N -50 50 0 50
+A 25 400 451 -931 -868 0 1 0 N 0 -50 50 -50
+A 75 600 551 -926 -873 0 1 0 N 50 50 100 50
+A 350 0 403 -1728 1728 0 1 0 N -50 -50 -50 50
+A 450 0 453 1736 -1736 0 1 0 N 0 50 0 -50
+A 600 0 552 -1748 1748 0 1 0 N 50 -50 50 50
+C 0 0 150 0 1 0 N
+X + 1 0 450 300 D 50 50 1 1 P
+X - 2 0 -450 300 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir
new file mode 100644
index 00000000..4054588f
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir
@@ -0,0 +1,31 @@
+* C:\Users\Shanthipriya\eSim-Workspace\375_ic3\375_ic3.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/27/25 23:44:00
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+v2 1D GND pulse
+v3 2D GND pulse
+v4 3D GND pulse
+v5 4D GND pulse
+v1 E GND pulse
+U4 Q0 plot_v1
+U5 Q1 plot_v1
+U6 Q2 plot_v1
+U7 Q3 plot_v1
+U8 Q0_1 plot_v1
+U9 Q0_2 plot_v1
+U10 Q0_3 plot_v1
+U3 Q0_4 plot_v1
+U1 1D E 2D 3D 4D Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ adc_bridge_5
+U2 Net-_U2-Pad1_ Net-_U2-Pad2_ Net-_U2-Pad3_ Net-_U2-Pad4_ Net-_U2-Pad5_ Net-_U2-Pad6_ Net-_U2-Pad7_ Net-_U2-Pad8_ Q0 Q1 Q2 Q3 Q0_1 Q0_2 Q0_3 Q0_4 dac_bridge_8
+X1 Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U2-Pad1_ Net-_U1-Pad8_ Net-_U2-Pad2_ Net-_U1-Pad9_ Net-_U2-Pad3_ Net-_U1-Pad10_ Net-_U2-Pad4_ Net-_U2-Pad5_ Net-_U2-Pad6_ Net-_U2-Pad7_ Net-_U2-Pad8_ 373
+U13 1D plot_v1
+U14 E plot_v1
+U15 2D plot_v1
+U11 3D plot_v1
+U12 4D plot_v1
+
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir.out b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir.out
new file mode 100644
index 00000000..0e2b2b72
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.cir.out
@@ -0,0 +1,43 @@
+* c:\users\shanthipriya\esim-workspace\375_ic3\375_ic3.cir
+
+.include 375.sub
+v2 1d gnd pulse(0 5 0 1n 1n 4m 8m)
+v3 2d gnd pulse(0 5 0 1n 1n 8m 16m)
+v4 3d gnd pulse(0 5 0 1n 1n 16m 32m)
+v5 4d gnd pulse(0 5 0 1n 1n 32m 64m)
+v1 e gnd pulse(0 5 0 1n 1n 2m 4m)
+* u4 q0 plot_v1
+* u5 q1 plot_v1
+* u6 q2 plot_v1
+* u7 q3 plot_v1
+* u8 q0_1 plot_v1
+* u9 q0_2 plot_v1
+* u10 q0_3 plot_v1
+* u3 q0_4 plot_v1
+* u1 1d e 2d 3d 4d net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ adc_bridge_5
+* u2 net-_u2-pad1_ net-_u2-pad2_ net-_u2-pad3_ net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ net-_u2-pad7_ net-_u2-pad8_ q0 q1 q2 q3 q0_1 q0_2 q0_3 q0_4 dac_bridge_8
+x1 net-_u1-pad6_ net-_u1-pad7_ net-_u2-pad1_ net-_u1-pad8_ net-_u2-pad2_ net-_u1-pad9_ net-_u2-pad3_ net-_u1-pad10_ net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ net-_u2-pad7_ net-_u2-pad8_ 375
+* u13 1d plot_v1
+* u14 e plot_v1
+* u15 2d plot_v1
+* u11 3d plot_v1
+* u12 4d plot_v1
+a1 [1d e 2d 3d 4d ] [net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ ] u1
+a2 [net-_u2-pad1_ net-_u2-pad2_ net-_u2-pad3_ net-_u2-pad4_ net-_u2-pad5_ net-_u2-pad6_ net-_u2-pad7_ net-_u2-pad8_ ] [q0 q1 q2 q3 q0_1 q0_2 q0_3 q0_4 ] u2
+* Schematic Name: adc_bridge_5, NgSpice Name: adc_bridge
+.model u1 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_8, NgSpice Name: dac_bridge
+.model u2 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+.tran 1e-03 100e-03 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+plot v(1d)+6 v(e)+12v(q0)+18v(q0_1)
+plot v(2d)+6 v(e)+12v(q1)+18 v(q0_2)
+plot v(3d)+6 v(e)+12v(q2)+18v(q0_3)
+plot v(4d)6 v(e)+12v(q3)+18v(q0_4)
+.endc
+.end
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.pro b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.proj b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.proj
new file mode 100644
index 00000000..07f4ec98
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.proj
@@ -0,0 +1 @@
+schematicFile 375_ic3.sch
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.sch b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.sch
new file mode 100644
index 00000000..142db262
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375.sch
@@ -0,0 +1,550 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:375_ic3-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+Wire Wire Line
+ 2250 2600 3550 2600
+Wire Wire Line
+ 1750 1950 3650 1950
+Wire Wire Line
+ 1750 3450 3500 3450
+Wire Wire Line
+ 2800 4850 1750 4850
+Wire Wire Line
+ 1750 6300 2900 6300
+$Comp
+L pulse v2
+U 1 1 6835FCBB
+P 1750 2400
+F 0 "v2" H 1550 2500 60 0000 C CNN
+F 1 "pulse" H 1550 2350 60 0000 C CNN
+F 2 "R1" H 1450 2400 60 0000 C CNN
+F 3 "" H 1750 2400 60 0000 C CNN
+ 1 1750 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 6835FCBC
+P 1750 3000
+F 0 "#PWR01" H 1750 2750 50 0001 C CNN
+F 1 "GND" H 1750 2850 50 0000 C CNN
+F 2 "" H 1750 3000 50 0001 C CNN
+F 3 "" H 1750 3000 50 0001 C CNN
+ 1 1750 3000
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1750 3000 1750 2850
+$Comp
+L pulse v3
+U 1 1 6835FCBD
+P 1750 3900
+F 0 "v3" H 1550 4000 60 0000 C CNN
+F 1 "pulse" H 1550 3850 60 0000 C CNN
+F 2 "R1" H 1450 3900 60 0000 C CNN
+F 3 "" H 1750 3900 60 0000 C CNN
+ 1 1750 3900
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 6835FCBE
+P 1750 4500
+F 0 "#PWR02" H 1750 4250 50 0001 C CNN
+F 1 "GND" H 1750 4350 50 0000 C CNN
+F 2 "" H 1750 4500 50 0001 C CNN
+F 3 "" H 1750 4500 50 0001 C CNN
+ 1 1750 4500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1750 4500 1750 4350
+$Comp
+L pulse v4
+U 1 1 6835FCBF
+P 1750 5300
+F 0 "v4" H 1550 5400 60 0000 C CNN
+F 1 "pulse" H 1550 5250 60 0000 C CNN
+F 2 "R1" H 1450 5300 60 0000 C CNN
+F 3 "" H 1750 5300 60 0000 C CNN
+ 1 1750 5300
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 6835FCC0
+P 1750 5900
+F 0 "#PWR03" H 1750 5650 50 0001 C CNN
+F 1 "GND" H 1750 5750 50 0000 C CNN
+F 2 "" H 1750 5900 50 0001 C CNN
+F 3 "" H 1750 5900 50 0001 C CNN
+ 1 1750 5900
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1750 5900 1750 5750
+$Comp
+L pulse v5
+U 1 1 6835FCC1
+P 1750 6750
+F 0 "v5" H 1550 6850 60 0000 C CNN
+F 1 "pulse" H 1550 6700 60 0000 C CNN
+F 2 "R1" H 1450 6750 60 0000 C CNN
+F 3 "" H 1750 6750 60 0000 C CNN
+ 1 1750 6750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 6835FCC2
+P 1750 7350
+F 0 "#PWR04" H 1750 7100 50 0001 C CNN
+F 1 "GND" H 1750 7200 50 0000 C CNN
+F 2 "" H 1750 7350 50 0001 C CNN
+F 3 "" H 1750 7350 50 0001 C CNN
+ 1 1750 7350
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1750 7350 1750 7200
+Wire Wire Line
+ 2250 3200 1100 3200
+Connection ~ 2250 3200
+$Comp
+L pulse v1
+U 1 1 6835FCC3
+P 1100 3650
+F 0 "v1" H 900 3750 60 0000 C CNN
+F 1 "pulse" H 900 3600 60 0000 C CNN
+F 2 "R1" H 800 3650 60 0000 C CNN
+F 3 "" H 1100 3650 60 0000 C CNN
+ 1 1100 3650
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 6835FCC4
+P 1100 4250
+F 0 "#PWR05" H 1100 4000 50 0001 C CNN
+F 1 "GND" H 1100 4100 50 0000 C CNN
+F 2 "" H 1100 4250 50 0001 C CNN
+F 3 "" H 1100 4250 50 0001 C CNN
+ 1 1100 4250
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 1100 4250 1100 4100
+$Comp
+L plot_v1 U4
+U 1 1 6835FCC5
+P 10150 1950
+F 0 "U4" H 10150 2450 60 0000 C CNN
+F 1 "plot_v1" H 10350 2300 60 0000 C CNN
+F 2 "" H 10150 1950 60 0000 C CNN
+F 3 "" H 10150 1950 60 0000 C CNN
+ 1 10150 1950
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8150 1750 10150 1750
+$Comp
+L plot_v1 U5
+U 1 1 6835FCC6
+P 10150 2600
+F 0 "U5" H 10150 3100 60 0000 C CNN
+F 1 "plot_v1" H 10350 2950 60 0000 C CNN
+F 2 "" H 10150 2600 60 0000 C CNN
+F 3 "" H 10150 2600 60 0000 C CNN
+ 1 10150 2600
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8250 2400 10150 2400
+Text GLabel 9650 2100 0 60 Input ~ 0
+Q1
+Wire Wire Line
+ 9650 2100 9850 2100
+Wire Wire Line
+ 9850 2100 9850 2400
+Text GLabel 8900 1350 0 60 Input ~ 0
+Q0
+Wire Wire Line
+ 8900 1350 9100 1350
+Wire Wire Line
+ 9100 1350 9100 1750
+Connection ~ 9850 2400
+$Comp
+L plot_v1 U6
+U 1 1 6835FCC7
+P 10150 3450
+F 0 "U6" H 10150 3950 60 0000 C CNN
+F 1 "plot_v1" H 10350 3800 60 0000 C CNN
+F 2 "" H 10150 3450 60 0000 C CNN
+F 3 "" H 10150 3450 60 0000 C CNN
+ 1 10150 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8300 3250 10150 3250
+$Comp
+L plot_v1 U7
+U 1 1 6835FCC8
+P 10150 4100
+F 0 "U7" H 10150 4600 60 0000 C CNN
+F 1 "plot_v1" H 10350 4450 60 0000 C CNN
+F 2 "" H 10150 4100 60 0000 C CNN
+F 3 "" H 10150 4100 60 0000 C CNN
+ 1 10150 4100
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8400 3900 10150 3900
+Text GLabel 9000 3400 0 60 Input ~ 0
+Q3
+Wire Wire Line
+ 9000 3400 9200 3400
+Wire Wire Line
+ 9200 3400 9200 3900
+Connection ~ 9800 3250
+Text GLabel 9600 2950 0 60 Input ~ 0
+Q2
+Wire Wire Line
+ 9600 2950 9800 2950
+Wire Wire Line
+ 9800 2950 9800 3250
+$Comp
+L plot_v1 U8
+U 1 1 6835FCC9
+P 10150 4850
+F 0 "U8" H 10150 5350 60 0000 C CNN
+F 1 "plot_v1" H 10350 5200 60 0000 C CNN
+F 2 "" H 10150 4850 60 0000 C CNN
+F 3 "" H 10150 4850 60 0000 C CNN
+ 1 10150 4850
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 9200 4650 10150 4650
+$Comp
+L plot_v1 U9
+U 1 1 6835FCCA
+P 10150 5500
+F 0 "U9" H 10150 6000 60 0000 C CNN
+F 1 "plot_v1" H 10350 5850 60 0000 C CNN
+F 2 "" H 10150 5500 60 0000 C CNN
+F 3 "" H 10150 5500 60 0000 C CNN
+ 1 10150 5500
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 9150 5300 10150 5300
+Text GLabel 9650 5000 0 60 Input ~ 0
+Q0_2
+Wire Wire Line
+ 9650 5000 9850 5000
+Wire Wire Line
+ 9850 5000 9850 5300
+Connection ~ 9800 4650
+Text GLabel 9600 4350 0 60 Input ~ 0
+Q0_1
+Wire Wire Line
+ 9600 4350 9800 4350
+Wire Wire Line
+ 9800 4350 9800 4650
+Connection ~ 9850 5300
+$Comp
+L plot_v1 U10
+U 1 1 6835FCCB
+P 10150 6300
+F 0 "U10" H 10150 6800 60 0000 C CNN
+F 1 "plot_v1" H 10350 6650 60 0000 C CNN
+F 2 "" H 10150 6300 60 0000 C CNN
+F 3 "" H 10150 6300 60 0000 C CNN
+ 1 10150 6300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 9000 6100 10150 6100
+$Comp
+L plot_v1 U3
+U 1 1 6835FCCC
+P 9850 6950
+F 0 "U3" H 9850 7450 60 0000 C CNN
+F 1 "plot_v1" H 10050 7300 60 0000 C CNN
+F 2 "" H 9850 6950 60 0000 C CNN
+F 3 "" H 9850 6950 60 0000 C CNN
+ 1 9850 6950
+ 1 0 0 -1
+$EndComp
+Text GLabel 9350 6450 0 60 Input ~ 0
+Q0_4
+Wire Wire Line
+ 9350 6450 9550 6450
+Connection ~ 9800 6100
+Text GLabel 9600 5800 0 60 Input ~ 0
+Q0_3
+Wire Wire Line
+ 9600 5800 9800 5800
+Wire Wire Line
+ 9800 5800 9800 6100
+Connection ~ 9850 6750
+Text GLabel 2200 1800 0 60 Input ~ 0
+1D
+Wire Wire Line
+ 2200 1800 2350 1800
+Wire Wire Line
+ 2350 1800 2350 1950
+Connection ~ 2350 1950
+Text GLabel 2300 2350 0 60 Input ~ 0
+E
+Wire Wire Line
+ 2300 2350 2450 2350
+Wire Wire Line
+ 2450 2350 2450 2600
+Connection ~ 2450 2600
+Text GLabel 2500 3150 0 60 Input ~ 0
+2D
+Wire Wire Line
+ 2600 3150 2600 3450
+Connection ~ 2600 3450
+Text GLabel 2000 4450 0 60 Input ~ 0
+3D
+Wire Wire Line
+ 2000 4450 2150 4450
+Wire Wire Line
+ 2150 4450 2150 4850
+Connection ~ 2150 4850
+Text GLabel 2000 5800 0 60 Input ~ 0
+4D
+Wire Wire Line
+ 2000 5800 2150 5800
+Wire Wire Line
+ 2150 5800 2150 6300
+Connection ~ 2150 6300
+$Comp
+L adc_bridge_5 U1
+U 1 1 6835FCCD
+P 4250 3850
+F 0 "U1" H 4250 3850 60 0000 C CNN
+F 1 "adc_bridge_5" H 4250 4000 60 0000 C CNN
+F 2 "" H 4250 3850 60 0000 C CNN
+F 3 "" H 4250 3850 60 0000 C CNN
+ 1 4250 3850
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3650 1950 3650 3800
+Wire Wire Line
+ 3550 2600 3550 3900
+Wire Wire Line
+ 3550 3900 3650 3900
+Wire Wire Line
+ 3500 3450 3500 4000
+Wire Wire Line
+ 3500 4000 3650 4000
+Wire Wire Line
+ 2250 3200 2250 2600
+Wire Wire Line
+ 2800 4850 2800 4100
+Wire Wire Line
+ 2800 4100 3650 4100
+Wire Wire Line
+ 2900 6300 2900 4200
+Wire Wire Line
+ 2900 4200 3650 4200
+$Comp
+L dac_bridge_8 U2
+U 1 1 6835FCCE
+P 7600 3850
+F 0 "U2" H 7600 3850 60 0000 C CNN
+F 1 "dac_bridge_8" H 7600 4000 60 0000 C CNN
+F 2 "" H 7600 3850 60 0000 C CNN
+F 3 "" H 7600 3850 60 0000 C CNN
+ 1 7600 3850
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8150 3800 8150 1750
+Wire Wire Line
+ 8150 3900 8250 3900
+Wire Wire Line
+ 8250 3900 8250 2400
+Wire Wire Line
+ 8150 4000 8300 4000
+Wire Wire Line
+ 8300 4000 8300 3250
+Wire Wire Line
+ 8150 4100 8400 4100
+Wire Wire Line
+ 8400 4100 8400 3900
+Wire Wire Line
+ 8150 4200 9200 4200
+Wire Wire Line
+ 9200 4200 9200 4650
+Wire Wire Line
+ 8150 4300 9150 4300
+Wire Wire Line
+ 9150 4300 9150 5300
+Wire Wire Line
+ 8150 4400 9000 4400
+Wire Wire Line
+ 9000 4400 9000 6100
+Wire Wire Line
+ 8150 4500 8900 4500
+Wire Wire Line
+ 8900 4500 8900 6750
+Wire Wire Line
+ 2500 3150 2600 3150
+Connection ~ 9100 1750
+Connection ~ 9200 3900
+Wire Wire Line
+ 4800 3800 6100 3800
+Wire Wire Line
+ 4800 3900 5300 3900
+Wire Wire Line
+ 5300 3900 5300 4250
+Wire Wire Line
+ 5300 4250 6100 4250
+Wire Wire Line
+ 4800 4000 5400 4000
+Wire Wire Line
+ 5400 4000 5400 3900
+Wire Wire Line
+ 5400 3900 6100 3900
+Wire Wire Line
+ 4800 4100 5550 4100
+Wire Wire Line
+ 5550 4100 5550 4000
+Wire Wire Line
+ 5550 4000 6100 4000
+Wire Wire Line
+ 4800 4200 5750 4200
+Wire Wire Line
+ 5750 4200 5750 4100
+$Comp
+L 373 X1
+U 1 1 6835FEE3
+P 6600 4400
+F 0 "X1" H 6550 4200 60 0000 C CNN
+F 1 "373" H 6550 5100 60 0000 C CNN
+F 2 "" H 6550 5100 60 0001 C CNN
+F 3 "" H 6550 5100 60 0001 C CNN
+ 1 6600 4400
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5750 4100 6100 4100
+Wire Wire Line
+ 8900 6750 9850 6750
+Wire Wire Line
+ 9550 6450 9550 6750
+Connection ~ 9550 6750
+$Comp
+L plot_v1 U13
+U 1 1 68360BA7
+P 2350 2000
+F 0 "U13" H 2350 2500 60 0000 C CNN
+F 1 "plot_v1" H 2550 2350 60 0000 C CNN
+F 2 "" H 2350 2000 60 0000 C CNN
+F 3 "" H 2350 2000 60 0000 C CNN
+ 1 2350 2000
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U14
+U 1 1 68360C82
+P 2450 2550
+F 0 "U14" H 2450 3050 60 0000 C CNN
+F 1 "plot_v1" H 2650 2900 60 0000 C CNN
+F 2 "" H 2450 2550 60 0000 C CNN
+F 3 "" H 2450 2550 60 0000 C CNN
+ 1 2450 2550
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U15
+U 1 1 68360CD7
+P 2600 3350
+F 0 "U15" H 2600 3850 60 0000 C CNN
+F 1 "plot_v1" H 2800 3700 60 0000 C CNN
+F 2 "" H 2600 3350 60 0000 C CNN
+F 3 "" H 2600 3350 60 0000 C CNN
+ 1 2600 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U11
+U 1 1 68360D2A
+P 2150 4650
+F 0 "U11" H 2150 5150 60 0000 C CNN
+F 1 "plot_v1" H 2350 5000 60 0000 C CNN
+F 2 "" H 2150 4650 60 0000 C CNN
+F 3 "" H 2150 4650 60 0000 C CNN
+ 1 2150 4650
+ 1 0 0 -1
+$EndComp
+$Comp
+L plot_v1 U12
+U 1 1 68360D89
+P 2150 6000
+F 0 "U12" H 2150 6500 60 0000 C CNN
+F 1 "plot_v1" H 2350 6350 60 0000 C CNN
+F 2 "" H 2150 6000 60 0000 C CNN
+F 3 "" H 2150 6000 60 0000 C CNN
+ 1 2150 6000
+ 1 0 0 -1
+$EndComp
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375_Previous_Values.xml b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375_Previous_Values.xml
new file mode 100644
index 00000000..5035a68a
--- /dev/null
+++ b/library/SubcircuitLibrary/esim_ic_files/sn74ls375/sn74ls375_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v2 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">4m</field5><field5 name="Period">8m</field5></v2><v3 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">8m</field5><field5 name="Period">16m</field5></v3><v4 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">16m</field5><field5 name="Period">32m</field5></v4><v5 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">32m</field5><field5 name="Period">64m</field5></v5><v1 name="Source type">pulse<field1 name="Initial Value">0</field1><field2 name="Pulse Value">5</field2><field3 name="Delay Time">0</field3><field4 name="Rise Time">1n</field4><field5 name="Fall Time">1n</field5><field5 name="Pulse width">2m</field5><field5 name="Period">4m</field5></v1></source><model><u1 name="type">adc_bridge<field1 name="Enter value for in_low (default=1.0)" /><field2 name="Enter value for in_high (default=2.0)" /><field3 name="Enter Rise Delay (default=1.0e-9)" /><field4 name="Enter Fall Delay (default=1.0e-9)" /></u1><u2 name="type">dac_bridge<field5 name="Enter value for out_low (default=0.0)" /><field6 name="Enter value for out_high (default=5.0)" /><field7 name="Enter value for out_undef (default=0.5)" /><field8 name="Enter value for input load (default=1.0e-12)" /><field9 name="Enter the Rise Time (default=1.0e-9)" /><field10 name="Enter the Fall Time (default=1.0e-9)" /></u2></model><devicemodel /><subcircuit><x1><field>C:\Users\Shanthipriya\Desktop\madeeasy\FOSSEE\eSim\library\SubcircuitLibrary\375</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time">0</field1><field2 name="Step Time">1</field2><field3 name="Stop Time">100</field3><field4 name="Start Combo">sec</field4><field5 name="Step Combo">ms</field5><field6 name="Stop Combo">ms</field6></tran></analysis></KicadtoNgspice> \ No newline at end of file