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authorNirmitha N2025-06-01 16:51:47 +0530
committerGitHub2025-06-01 16:51:47 +0530
commit65e389cad0e24576a165df2e29a550ce975f2f3d (patch)
tree7bb731275ceffbbf42a63498e996c71a17867870
parenta30fedb0b0e4aa99cb8cbfae8f20cca8a5421fd3 (diff)
downloadeSim-65e389cad0e24576a165df2e29a550ce975f2f3d.tar.gz
eSim-65e389cad0e24576a165df2e29a550ce975f2f3d.tar.bz2
eSim-65e389cad0e24576a165df2e29a550ce975f2f3d.zip
Adding MAX7420
MAX7420 is a 5th Order Switched-Capacitor Butterworth Low Pass Filter for cut off frequency of 4.5kHz
Diffstat
-rw-r--r--library/SubcircuitLibrary/MAX7420-cache.lib143
-rw-r--r--library/SubcircuitLibrary/MAX7420.bak993
-rw-r--r--library/SubcircuitLibrary/MAX7420.cir43
-rw-r--r--library/SubcircuitLibrary/MAX7420.cir.out46
-rw-r--r--library/SubcircuitLibrary/MAX7420.pro71
-rw-r--r--library/SubcircuitLibrary/MAX7420.sch993
-rw-r--r--library/SubcircuitLibrary/MAX7420.sub40
-rw-r--r--library/SubcircuitLibrary/MAX7420_Previous_Values.xml1
-rw-r--r--library/SubcircuitLibrary/analysis2
9 files changed, 2331 insertions, 1 deletions
diff --git a/library/SubcircuitLibrary/MAX7420-cache.lib b/library/SubcircuitLibrary/MAX7420-cache.lib
new file mode 100644
index 00000000..a85a72d8
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420-cache.lib
@@ -0,0 +1,143 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 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
+#
+# 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
+#
+# eSim_C
+#
+DEF eSim_C C 0 10 N Y 1 F N
+F0 "C" 25 100 50 H V L CNN
+F1 "eSim_C" 25 -100 50 H V L CNN
+F2 "" 38 -150 30 H V C CNN
+F3 "" 0 0 60 H V C CNN
+ALIAS capacitor
+$FPLIST
+ C_*
+$ENDFPLIST
+DRAW
+P 2 0 1 20 -80 -30 80 -30 N
+P 2 0 1 20 -80 30 80 30 N
+X ~ 1 0 150 110 D 40 40 1 1 P
+X ~ 2 0 -150 110 U 40 40 1 1 P
+ENDDRAW
+ENDDEF
+#
+# eSim_MOS_N
+#
+DEF eSim_MOS_N M 0 0 Y N 1 F N
+F0 "M" 0 -150 50 H V R CNN
+F1 "eSim_MOS_N" 100 -50 50 H V R CNN
+F2 "" 300 -300 29 H V C CNN
+F3 "" 100 -200 60 H V C CNN
+ALIAS mosfet_n
+DRAW
+C 150 -200 111 0 1 10 N
+P 2 0 1 10 130 -290 130 -250 N
+P 2 0 1 0 130 -270 200 -270 N
+P 2 0 1 10 130 -220 130 -180 N
+P 2 0 1 0 130 -200 200 -200 N
+P 2 0 1 10 130 -150 130 -110 N
+P 2 0 1 0 130 -130 200 -130 N
+P 2 0 1 0 200 -300 200 -270 N
+P 2 0 1 0 200 -130 200 -100 N
+P 3 0 1 10 110 -275 110 -125 110 -125 N
+P 3 0 1 0 200 -200 300 -200 300 -250 N
+P 4 0 1 0 140 -200 180 -215 180 -185 140 -200 F
+X D 1 200 0 100 D 50 50 1 1 P
+X G 2 -100 -200 210 R 50 50 1 1 P
+X S 3 200 -400 100 U 50 50 1 1 P
+X B 4 300 -350 98 U 47 47 1 1 P
+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
+#
+# lm_741
+#
+DEF lm_741 X 0 40 Y Y 1 F N
+F0 "X" -200 0 60 H V C CNN
+F1 "lm_741" -100 -250 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+P 4 0 1 0 -350 350 350 0 -350 -350 -350 350 N
+X off_null 1 -50 400 200 D 50 38 1 1 I
+X inv 2 -550 150 200 R 50 38 1 1 I
+X non_inv 3 -550 -100 200 R 50 38 1 1 I
+X v_neg 4 -150 -450 200 U 50 38 1 1 I
+X off_null 5 50 350 200 D 50 38 1 1 I
+X out 6 550 0 200 L 50 38 1 1 O
+X v_pos 7 -150 450 200 D 50 38 1 1 I
+X NC 8 150 -300 200 U 50 38 1 1 N
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/MAX7420.bak b/library/SubcircuitLibrary/MAX7420.bak
new file mode 100644
index 00000000..389958c5
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.bak
@@ -0,0 +1,993 @@
+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:MAX7420-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
+$Comp
+L lm_741 X2
+U 1 1 682899EE
+P 9200 2300
+F 0 "X2" H 9000 2300 60 0000 C CNN
+F 1 "lm_741" H 9100 2050 60 0000 C CNN
+F 2 "" H 9200 2300 60 0000 C CNN
+F 3 "" H 9200 2300 60 0000 C CNN
+ 1 9200 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R7
+U 1 1 682899F1
+P 9000 1150
+F 0 "R7" H 9050 1280 50 0000 C CNN
+F 1 "13.82k" H 9050 1100 50 0000 C CNN
+F 2 "" H 9050 1130 30 0000 C CNN
+F 3 "" V 9050 1200 30 0000 C CNN
+ 1 9000 1150
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R6
+U 1 1 682899F2
+P 8200 1350
+F 0 "R6" H 8250 1480 50 0000 C CNN
+F 1 "10k" H 8250 1300 50 0000 C CNN
+F 2 "" H 8250 1330 30 0000 C CNN
+F 3 "" V 8250 1400 30 0000 C CNN
+ 1 8200 1350
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C4
+U 1 1 682899F3
+P 8450 2800
+F 0 "C4" H 8475 2900 50 0000 L CNN
+F 1 "0.05n" H 8475 2700 50 0000 L CNN
+F 2 "" H 8488 2650 30 0000 C CNN
+F 3 "" H 8450 2800 60 0000 C CNN
+ 1 8450 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C5
+U 1 1 682899F4
+P 8850 3950
+F 0 "C5" H 8875 4050 50 0000 L CNN
+F 1 "0.05n" H 8875 3850 50 0000 L CNN
+F 2 "" H 8888 3800 30 0000 C CNN
+F 3 "" H 8850 3950 60 0000 C CNN
+ 1 8850 3950
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C3
+U 1 1 682899F5
+P 7850 1400
+F 0 "C3" H 7875 1500 50 0000 L CNN
+F 1 "0.008u" H 7875 1300 50 0000 L CNN
+F 2 "" H 7888 1250 30 0000 C CNN
+F 3 "" H 7850 1400 60 0000 C CNN
+ 1 7850 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 682899F6
+P 8450 3150
+F 0 "#PWR01" H 8450 2900 50 0001 C CNN
+F 1 "GND" H 8450 3000 50 0000 C CNN
+F 2 "" H 8450 3150 50 0001 C CNN
+F 3 "" H 8450 3150 50 0001 C CNN
+ 1 8450 3150
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 682899F7
+P 8250 1750
+F 0 "#PWR02" H 8250 1500 50 0001 C CNN
+F 1 "GND" H 8250 1600 50 0000 C CNN
+F 2 "" H 8250 1750 50 0001 C CNN
+F 3 "" H 8250 1750 50 0001 C CNN
+ 1 8250 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 682899F8
+P 7850 1750
+F 0 "#PWR03" H 7850 1500 50 0001 C CNN
+F 1 "GND" H 7850 1600 50 0000 C CNN
+F 2 "" H 7850 1750 50 0001 C CNN
+F 3 "" H 7850 1750 50 0001 C CNN
+ 1 7850 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L lm_741 X3
+U 1 1 682899F9
+P 5950 6100
+F 0 "X3" H 5750 6100 60 0000 C CNN
+F 1 "lm_741" H 5850 5850 60 0000 C CNN
+F 2 "" H 5950 6100 60 0000 C CNN
+F 3 "" H 5950 6100 60 0000 C CNN
+ 1 5950 6100
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R11
+U 1 1 682899FC
+P 5750 4950
+F 0 "R11" H 5800 5080 50 0000 C CNN
+F 1 "3.82k" H 5800 4900 50 0000 C CNN
+F 2 "" H 5800 4930 30 0000 C CNN
+F 3 "" V 5800 5000 30 0000 C CNN
+ 1 5750 4950
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R10
+U 1 1 682899FD
+P 4950 5150
+F 0 "R10" H 5000 5280 50 0000 C CNN
+F 1 "10k" H 5000 5100 50 0000 C CNN
+F 2 "" H 5000 5130 30 0000 C CNN
+F 3 "" V 5000 5200 30 0000 C CNN
+ 1 4950 5150
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C7
+U 1 1 682899FE
+P 5200 6600
+F 0 "C7" H 5225 6700 50 0000 L CNN
+F 1 "0.05n" H 5225 6500 50 0000 L CNN
+F 2 "" H 5238 6450 30 0000 C CNN
+F 3 "" H 5200 6600 60 0000 C CNN
+ 1 5200 6600
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C8
+U 1 1 682899FF
+P 5600 7650
+F 0 "C8" H 5625 7750 50 0000 L CNN
+F 1 "0.05n" H 5625 7550 50 0000 L CNN
+F 2 "" H 5638 7500 30 0000 C CNN
+F 3 "" H 5600 7650 60 0000 C CNN
+ 1 5600 7650
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C6
+U 1 1 68289A00
+P 4600 5200
+F 0 "C6" H 4625 5300 50 0000 L CNN
+F 1 "0.01u" H 4625 5100 50 0000 L CNN
+F 2 "" H 4638 5050 30 0000 C CNN
+F 3 "" H 4600 5200 60 0000 C CNN
+ 1 4600 5200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 68289A01
+P 5200 6950
+F 0 "#PWR04" H 5200 6700 50 0001 C CNN
+F 1 "GND" H 5200 6800 50 0000 C CNN
+F 2 "" H 5200 6950 50 0001 C CNN
+F 3 "" H 5200 6950 50 0001 C CNN
+ 1 5200 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 68289A02
+P 5000 5550
+F 0 "#PWR05" H 5000 5300 50 0001 C CNN
+F 1 "GND" H 5000 5400 50 0000 C CNN
+F 2 "" H 5000 5550 50 0001 C CNN
+F 3 "" H 5000 5550 50 0001 C CNN
+ 1 5000 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR06
+U 1 1 68289A03
+P 4600 5550
+F 0 "#PWR06" H 4600 5300 50 0001 C CNN
+F 1 "GND" H 4600 5400 50 0000 C CNN
+F 2 "" H 4600 5550 50 0001 C CNN
+F 3 "" H 4600 5550 50 0001 C CNN
+ 1 4600 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L lm_741 X1
+U 1 1 68289A04
+P 3550 2350
+F 0 "X1" H 3350 2350 60 0000 C CNN
+F 1 "lm_741" H 3450 2100 60 0000 C CNN
+F 2 "" H 3550 2350 60 0000 C CNN
+F 3 "" H 3550 2350 60 0000 C CNN
+ 1 3550 2350
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R3
+U 1 1 68289A06
+P 3350 1200
+F 0 "R3" H 3400 1330 50 0000 C CNN
+F 1 "10k" H 3400 1150 50 0000 C CNN
+F 2 "" H 3400 1180 30 0000 C CNN
+F 3 "" V 3400 1250 30 0000 C CNN
+ 1 3350 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R2
+U 1 1 68289A07
+P 2550 1400
+F 0 "R2" H 2600 1530 50 0000 C CNN
+F 1 "10k" H 2600 1350 50 0000 C CNN
+F 2 "" H 2600 1380 30 0000 C CNN
+F 3 "" V 2600 1450 30 0000 C CNN
+ 1 2550 1400
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C2
+U 1 1 68289A08
+P 2800 2850
+F 0 "C2" H 2825 2950 50 0000 L CNN
+F 1 "0.05n" H 2825 2750 50 0000 L CNN
+F 2 "" H 2838 2700 30 0000 C CNN
+F 3 "" H 2800 2850 60 0000 C CNN
+ 1 2800 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C1
+U 1 1 68289A09
+P 2200 1450
+F 0 "C1" H 2225 1550 50 0000 L CNN
+F 1 "0.001u" H 2225 1350 50 0000 L CNN
+F 2 "" H 2238 1300 30 0000 C CNN
+F 3 "" H 2200 1450 60 0000 C CNN
+ 1 2200 1450
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR07
+U 1 1 68289A0A
+P 2800 3200
+F 0 "#PWR07" H 2800 2950 50 0001 C CNN
+F 1 "GND" H 2800 3050 50 0000 C CNN
+F 2 "" H 2800 3200 50 0001 C CNN
+F 3 "" H 2800 3200 50 0001 C CNN
+ 1 2800 3200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR08
+U 1 1 68289A0B
+P 2600 1800
+F 0 "#PWR08" H 2600 1550 50 0001 C CNN
+F 1 "GND" H 2600 1650 50 0000 C CNN
+F 2 "" H 2600 1800 50 0001 C CNN
+F 3 "" H 2600 1800 50 0001 C CNN
+ 1 2600 1800
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR09
+U 1 1 68289A0C
+P 2200 1800
+F 0 "#PWR09" H 2200 1550 50 0001 C CNN
+F 1 "GND" H 2200 1650 50 0000 C CNN
+F 2 "" H 2200 1800 50 0001 C CNN
+F 3 "" H 2200 1800 50 0001 C CNN
+ 1 2200 1800
+ 1 0 0 -1
+$EndComp
+NoConn ~ 5900 5700
+NoConn ~ 6000 5750
+NoConn ~ 6100 6400
+NoConn ~ 9150 1900
+NoConn ~ 9250 1950
+NoConn ~ 9350 2600
+NoConn ~ 3500 1950
+NoConn ~ 3600 2000
+NoConn ~ 3700 2650
+$Comp
+L eSim_MOS_N M1
+U 1 1 6839E3BB
+P 1450 2700
+F 0 "M1" H 1450 2550 50 0000 R CNN
+F 1 "eSim_MOS_N" H 1550 2650 50 0000 R CNN
+F 2 "" H 1750 2400 29 0000 C CNN
+F 3 "" H 1550 2500 60 0000 C CNN
+ 1 1450 2700
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M3
+U 1 1 6839E440
+P 2200 2700
+F 0 "M3" H 2200 2550 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2300 2650 50 0000 R CNN
+F 2 "" H 2500 2400 29 0000 C CNN
+F 3 "" H 2300 2500 60 0000 C CNN
+ 1 2200 2700
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C9
+U 1 1 6839E51E
+P 1650 3550
+F 0 "C9" H 1675 3650 50 0000 L CNN
+F 1 "0.05n" H 1675 3450 50 0000 L CNN
+F 2 "" H 1688 3400 30 0000 C CNN
+F 3 "" H 1650 3550 60 0000 C CNN
+ 1 1650 3550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR010
+U 1 1 6839E524
+P 1650 3900
+F 0 "#PWR010" H 1650 3650 50 0001 C CNN
+F 1 "GND" H 1650 3750 50 0000 C CNN
+F 2 "" H 1650 3900 50 0001 C CNN
+F 3 "" H 1650 3900 50 0001 C CNN
+ 1 1650 3900
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M7
+U 1 1 6839EA4F
+P 5500 2900
+F 0 "M7" H 5500 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 5600 2850 50 0000 R CNN
+F 2 "" H 5800 2600 29 0000 C CNN
+F 3 "" H 5600 2700 60 0000 C CNN
+ 1 5500 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M8
+U 1 1 6839EA55
+P 6250 2900
+F 0 "M8" H 6250 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 6350 2850 50 0000 R CNN
+F 2 "" H 6550 2600 29 0000 C CNN
+F 3 "" H 6350 2700 60 0000 C CNN
+ 1 6250 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C12
+U 1 1 6839EA5B
+P 5700 3750
+F 0 "C12" H 5725 3850 50 0000 L CNN
+F 1 "0.005n" H 5725 3650 50 0000 L CNN
+F 2 "" H 5738 3600 30 0000 C CNN
+F 3 "" H 5700 3750 60 0000 C CNN
+ 1 5700 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR011
+U 1 1 6839EA61
+P 5700 4100
+F 0 "#PWR011" H 5700 3850 50 0001 C CNN
+F 1 "GND" H 5700 3950 50 0000 C CNN
+F 2 "" H 5700 4100 50 0001 C CNN
+F 3 "" H 5700 4100 50 0001 C CNN
+ 1 5700 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M9
+U 1 1 6839EB39
+P 7050 2900
+F 0 "M9" H 7050 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 7150 2850 50 0000 R CNN
+F 2 "" H 7350 2600 29 0000 C CNN
+F 3 "" H 7150 2700 60 0000 C CNN
+ 1 7050 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M10
+U 1 1 6839EB3F
+P 7800 2900
+F 0 "M10" H 7800 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 7900 2850 50 0000 R CNN
+F 2 "" H 8100 2600 29 0000 C CNN
+F 3 "" H 7900 2700 60 0000 C CNN
+ 1 7800 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C13
+U 1 1 6839EB45
+P 7250 3750
+F 0 "C13" H 7275 3850 50 0000 L CNN
+F 1 "0.005n" H 7275 3650 50 0000 L CNN
+F 2 "" H 7288 3600 30 0000 C CNN
+F 3 "" H 7250 3750 60 0000 C CNN
+ 1 7250 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR012
+U 1 1 6839EB4B
+P 7250 4100
+F 0 "#PWR012" H 7250 3850 50 0001 C CNN
+F 1 "GND" H 7250 3950 50 0000 C CNN
+F 2 "" H 7250 4100 50 0001 C CNN
+F 3 "" H 7250 4100 50 0001 C CNN
+ 1 7250 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M2
+U 1 1 6839EC98
+P 2050 6100
+F 0 "M2" H 2050 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2150 6050 50 0000 R CNN
+F 2 "" H 2350 5800 29 0000 C CNN
+F 3 "" H 2150 5900 60 0000 C CNN
+ 1 2050 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M4
+U 1 1 6839EC9E
+P 2800 6100
+F 0 "M4" H 2800 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2900 6050 50 0000 R CNN
+F 2 "" H 3100 5800 29 0000 C CNN
+F 3 "" H 2900 5900 60 0000 C CNN
+ 1 2800 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C10
+U 1 1 6839ECA4
+P 2250 6950
+F 0 "C10" H 2275 7050 50 0000 L CNN
+F 1 "0.05n" H 2275 6850 50 0000 L CNN
+F 2 "" H 2288 6800 30 0000 C CNN
+F 3 "" H 2250 6950 60 0000 C CNN
+ 1 2250 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR013
+U 1 1 6839ECAA
+P 2250 7300
+F 0 "#PWR013" H 2250 7050 50 0001 C CNN
+F 1 "GND" H 2250 7150 50 0000 C CNN
+F 2 "" H 2250 7300 50 0001 C CNN
+F 3 "" H 2250 7300 50 0001 C CNN
+ 1 2250 7300
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M5
+U 1 1 6839ECC1
+P 3600 6100
+F 0 "M5" H 3600 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 3700 6050 50 0000 R CNN
+F 2 "" H 3900 5800 29 0000 C CNN
+F 3 "" H 3700 5900 60 0000 C CNN
+ 1 3600 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M6
+U 1 1 6839ECC7
+P 4350 6100
+F 0 "M6" H 4350 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 4450 6050 50 0000 R CNN
+F 2 "" H 4650 5800 29 0000 C CNN
+F 3 "" H 4450 5900 60 0000 C CNN
+ 1 4350 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C11
+U 1 1 6839ECCD
+P 3800 6950
+F 0 "C11" H 3825 7050 50 0000 L CNN
+F 1 "0.05n" H 3825 6850 50 0000 L CNN
+F 2 "" H 3838 6800 30 0000 C CNN
+F 3 "" H 3800 6950 60 0000 C CNN
+ 1 3800 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR014
+U 1 1 6839ECD3
+P 3800 7300
+F 0 "#PWR014" H 3800 7050 50 0001 C CNN
+F 1 "GND" H 3800 7150 50 0000 C CNN
+F 2 "" H 3800 7300 50 0001 C CNN
+F 3 "" H 3800 7300 50 0001 C CNN
+ 1 3800 7300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8250 2400 8650 2400
+Wire Wire Line
+ 8450 2400 8450 2650
+Connection ~ 8450 2400
+Wire Wire Line
+ 8450 2950 8450 3150
+Wire Wire Line
+ 10300 3950 9000 3950
+Wire Wire Line
+ 10300 1100 10300 3950
+Wire Wire Line
+ 9750 2300 10550 2300
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
+ 8550 2150 8650 2150
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
+ 9200 1100 10300 1100
+Connection ~ 10300 2300
+Wire Wire Line
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+Connection ~ 8550 1100
+Wire Wire Line
+ 8250 1550 8250 1750
+Wire Wire Line
+ 8550 700 7850 700
+Wire Wire Line
+ 7850 700 7850 1250
+Wire Wire Line
+ 7850 1550 7850 1750
+Wire Wire Line
+ 5000 6200 5400 6200
+Wire Wire Line
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+Connection ~ 5200 6200
+Wire Wire Line
+ 5200 6750 5200 6950
+Wire Wire Line
+ 7050 7650 5750 7650
+Wire Wire Line
+ 7050 4900 7050 7650
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
+ 5300 5950 5400 5950
+Wire Wire Line
+ 5300 4500 5300 5950
+Wire Wire Line
+ 5000 4900 5650 4900
+Wire Wire Line
+ 5950 4900 7050 4900
+Connection ~ 7050 6100
+Wire Wire Line
+ 5000 4900 5000 5050
+Connection ~ 5300 4900
+Wire Wire Line
+ 5000 5350 5000 5550
+Wire Wire Line
+ 5300 4500 4600 4500
+Wire Wire Line
+ 4600 4500 4600 5050
+Wire Wire Line
+ 4600 5350 4600 5550
+Wire Wire Line
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+Wire Wire Line
+ 2800 2450 2800 2700
+Connection ~ 2800 2450
+Wire Wire Line
+ 2800 3000 2800 3200
+Wire Wire Line
+ 4650 1150 4650 2350
+Wire Wire Line
+ 4100 2350 4700 2350
+Wire Wire Line
+ 4600 1550 3400 1550
+Wire Wire Line
+ 3400 1550 3400 1900
+Wire Wire Line
+ 3400 2800 3400 4650
+Wire Wire Line
+ 2900 2200 3000 2200
+Wire Wire Line
+ 2900 750 2900 2200
+Wire Wire Line
+ 2600 1150 3250 1150
+Wire Wire Line
+ 3550 1150 4650 1150
+Connection ~ 4650 2350
+Wire Wire Line
+ 2600 1150 2600 1300
+Connection ~ 2900 1150
+Wire Wire Line
+ 2600 1600 2600 1800
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
+ 10550 2300 10550 4750
+Wire Wire Line
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+Wire Wire Line
+ 1650 2900 1650 3400
+Wire Wire Line
+ 1650 3700 1650 3900
+Wire Wire Line
+ 1450 2900 1800 2900
+Connection ~ 1650 2900
+Wire Wire Line
+ 2000 2200 2000 2600
+Wire Wire Line
+ 1250 2200 2000 2200
+Wire Wire Line
+ 1250 2200 1250 2600
+Wire Wire Line
+ 700 2900 1050 2900
+Wire Wire Line
+ 900 2000 900 3250
+Wire Wire Line
+ 900 2000 1600 2000
+Wire Wire Line
+ 1600 2000 1600 2200
+Connection ~ 1600 2200
+Wire Wire Line
+ 900 3000 1100 3000
+Connection ~ 900 2900
+Wire Wire Line
+ 1850 3000 1850 3250
+Wire Wire Line
+ 1850 3250 900 3250
+Connection ~ 900 3000
+Wire Wire Line
+ 5700 3100 5700 3600
+Wire Wire Line
+ 5700 3900 5700 4100
+Wire Wire Line
+ 5500 3100 5850 3100
+Connection ~ 5700 3100
+Wire Wire Line
+ 6050 2400 6050 2800
+Wire Wire Line
+ 5300 2400 6050 2400
+Wire Wire Line
+ 5300 2400 5300 2800
+Wire Wire Line
+ 4700 3100 5100 3100
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Connection ~ 5650 2400
+Wire Wire Line
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+Connection ~ 4950 3100
+Wire Wire Line
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+Wire Wire Line
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+Connection ~ 4950 3200
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Connection ~ 7250 3100
+Wire Wire Line
+ 7600 2400 7600 2800
+Wire Wire Line
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+Wire Wire Line
+ 6850 2400 6850 2800
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
+ 6500 2200 7200 2200
+Wire Wire Line
+ 7200 2200 7200 2400
+Connection ~ 7200 2400
+Wire Wire Line
+ 6500 3200 6700 3200
+Connection ~ 6500 3100
+Wire Wire Line
+ 7450 3200 7450 3450
+Wire Wire Line
+ 7450 3450 6500 3450
+Connection ~ 6500 3200
+Wire Wire Line
+ 2250 6300 2250 6800
+Wire Wire Line
+ 2250 7100 2250 7300
+Wire Wire Line
+ 2050 6300 2400 6300
+Connection ~ 2250 6300
+Wire Wire Line
+ 2600 5600 2600 6000
+Wire Wire Line
+ 1850 5600 2600 5600
+Wire Wire Line
+ 1850 5600 1850 6000
+Wire Wire Line
+ 1300 6300 1650 6300
+Wire Wire Line
+ 1500 5400 1500 6650
+Wire Wire Line
+ 1500 5400 2200 5400
+Wire Wire Line
+ 2200 5400 2200 5600
+Connection ~ 2200 5600
+Wire Wire Line
+ 1500 6400 1700 6400
+Connection ~ 1500 6300
+Wire Wire Line
+ 2450 6400 2450 6650
+Wire Wire Line
+ 2450 6650 1500 6650
+Connection ~ 1500 6400
+Wire Wire Line
+ 3800 6300 3800 6800
+Wire Wire Line
+ 3800 7100 3800 7300
+Wire Wire Line
+ 3600 6300 3950 6300
+Connection ~ 3800 6300
+Wire Wire Line
+ 4150 5600 4150 6000
+Wire Wire Line
+ 3400 5600 4150 5600
+Wire Wire Line
+ 3400 5600 3400 6000
+Wire Wire Line
+ 2800 6300 3200 6300
+Wire Wire Line
+ 3050 5400 3050 6650
+Wire Wire Line
+ 3050 5400 3750 5400
+Wire Wire Line
+ 3750 5400 3750 5600
+Connection ~ 3750 5600
+Wire Wire Line
+ 3050 6400 3250 6400
+Connection ~ 3050 6300
+Wire Wire Line
+ 4000 6400 4000 6650
+Wire Wire Line
+ 4000 6650 3050 6650
+Connection ~ 3050 6400
+Wire Wire Line
+ 2200 2900 2600 2900
+Wire Wire Line
+ 2600 2900 2600 2450
+Wire Wire Line
+ 7800 3100 8250 3100
+Wire Wire Line
+ 8250 3100 8250 2400
+Wire Wire Line
+ 8700 3950 8700 4500
+Wire Wire Line
+ 8700 4500 6400 4500
+Wire Wire Line
+ 6400 4500 6400 3100
+Connection ~ 6400 3100
+Wire Wire Line
+ 10550 4750 1300 4750
+Wire Wire Line
+ 1300 4750 1300 6300
+Wire Wire Line
+ 4350 6300 5000 6300
+Wire Wire Line
+ 5000 6300 5000 6200
+Wire Wire Line
+ 5450 7650 2900 7650
+Wire Wire Line
+ 2900 7650 2900 6300
+Connection ~ 2900 6300
+$Comp
+L PORT U1
+U 3 1 6839F68A
+P 450 3800
+F 0 "U1" H 500 3900 30 0000 C CNN
+F 1 "PORT" H 450 3800 30 0000 C CNN
+F 2 "" H 450 3800 60 0000 C CNN
+F 3 "" H 450 3800 60 0000 C CNN
+ 3 450 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6839F771
+P 450 4300
+F 0 "U1" H 500 4400 30 0000 C CNN
+F 1 "PORT" H 450 4300 30 0000 C CNN
+F 2 "" H 450 4300 60 0000 C CNN
+F 3 "" H 450 4300 60 0000 C CNN
+ 4 450 4300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 6839F8D8
+P 450 2400
+F 0 "U1" H 500 2500 30 0000 C CNN
+F 1 "PORT" H 450 2400 30 0000 C CNN
+F 2 "" H 450 2400 60 0000 C CNN
+F 3 "" H 450 2400 60 0000 C CNN
+ 1 450 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6839F9C1
+P 450 2900
+F 0 "U1" H 500 3000 30 0000 C CNN
+F 1 "PORT" H 450 2900 30 0000 C CNN
+F 2 "" H 450 2900 60 0000 C CNN
+F 3 "" H 450 2900 60 0000 C CNN
+ 2 450 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 6839FAB6
+P 8050 6100
+F 0 "U1" H 8100 6200 30 0000 C CNN
+F 1 "PORT" H 8050 6100 30 0000 C CNN
+F 2 "" H 8050 6100 60 0000 C CNN
+F 3 "" H 8050 6100 60 0000 C CNN
+ 5 8050 6100
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6839FC2E
+P 8050 6400
+F 0 "U1" H 8100 6500 30 0000 C CNN
+F 1 "PORT" H 8050 6400 30 0000 C CNN
+F 2 "" H 8050 6400 60 0000 C CNN
+F 3 "" H 8050 6400 60 0000 C CNN
+ 6 8050 6400
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6839FCB7
+P 8050 6700
+F 0 "U1" H 8100 6800 30 0000 C CNN
+F 1 "PORT" H 8050 6700 30 0000 C CNN
+F 2 "" H 8050 6700 60 0000 C CNN
+F 3 "" H 8050 6700 60 0000 C CNN
+ 7 8050 6700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 6839FD52
+P 8050 7000
+F 0 "U1" H 8100 7100 30 0000 C CNN
+F 1 "PORT" H 8050 7000 30 0000 C CNN
+F 2 "" H 8050 7000 60 0000 C CNN
+F 3 "" H 8050 7000 60 0000 C CNN
+ 8 8050 7000
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 700 3800 10250 3800
+Wire Wire Line
+ 4600 1550 4600 3950
+Wire Wire Line
+ 10250 3800 10250 1500
+Connection ~ 4600 3800
+Wire Wire Line
+ 7000 3950 7000 5300
+Wire Wire Line
+ 4600 3950 7000 3950
+Wire Wire Line
+ 700 4300 9650 4300
+Wire Wire Line
+ 9650 4300 9650 3150
+Connection ~ 3400 4300
+Wire Wire Line
+ 6650 6950 6650 4650
+Wire Wire Line
+ 6650 4650 3400 4650
+Wire Wire Line
+ 7800 6700 5550 6700
+Wire Wire Line
+ 5550 6700 5550 6850
+Wire Wire Line
+ 5550 6850 5200 6850
+Connection ~ 5200 6850
+Wire Wire Line
+ 7800 7000 4850 7000
+Wire Wire Line
+ 4850 7000 4850 5450
+Wire Wire Line
+ 4850 5450 4600 5450
+Connection ~ 4600 5450
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/MAX7420.cir b/library/SubcircuitLibrary/MAX7420.cir
new file mode 100644
index 00000000..fde1f4a8
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.cir
@@ -0,0 +1,43 @@
+* E:\ESIM\FOSSEE\eSim\library\SubcircuitLibrary\MAX7420\MAX7420.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 05/30/25 23:02:21
+
+* 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: /
+X2 ? Net-_C3-Pad1_ Net-_C4-Pad1_ Net-_U1-Pad4_ ? Net-_C5-Pad1_ Net-_U1-Pad3_ ? lm_741
+R7 Net-_C3-Pad1_ Net-_C5-Pad1_ 13.82k
+R6 Net-_C3-Pad1_ GND 10k
+C4 Net-_C4-Pad1_ GND 0.05n
+C5 Net-_C5-Pad1_ Net-_C5-Pad2_ 0.05n
+C3 Net-_C3-Pad1_ GND 0.008u
+X3 ? Net-_C6-Pad1_ Net-_C7-Pad1_ Net-_U1-Pad4_ ? Net-_C8-Pad1_ Net-_U1-Pad3_ ? lm_741
+R11 Net-_C6-Pad1_ Net-_C8-Pad1_ 3.82k
+R10 Net-_C6-Pad1_ GND 10k
+C7 Net-_C7-Pad1_ GND 0.05n
+C8 Net-_C8-Pad1_ Net-_C8-Pad2_ 0.05n
+C6 Net-_C6-Pad1_ GND 0.01u
+X1 ? Net-_C1-Pad1_ Net-_C2-Pad1_ Net-_U1-Pad4_ ? Net-_M7-Pad2_ Net-_U1-Pad3_ ? lm_741
+R3 Net-_C1-Pad1_ Net-_M7-Pad2_ 10k
+R2 Net-_C1-Pad1_ GND 10k
+C2 Net-_C2-Pad1_ GND 0.05n
+C1 Net-_C1-Pad1_ GND 0.001u
+M1 Net-_C9-Pad1_ Net-_M1-Pad2_ Net-_M1-Pad2_ Net-_M1-Pad2_ eSim_MOS_N
+M3 Net-_C2-Pad1_ Net-_M1-Pad2_ Net-_C9-Pad1_ Net-_M1-Pad2_ eSim_MOS_N
+C9 Net-_C9-Pad1_ GND 0.05n
+M7 Net-_C12-Pad1_ Net-_M7-Pad2_ Net-_M7-Pad2_ Net-_M7-Pad2_ eSim_MOS_N
+M8 Net-_C5-Pad2_ Net-_M7-Pad2_ Net-_C12-Pad1_ Net-_M7-Pad2_ eSim_MOS_N
+C12 Net-_C12-Pad1_ GND 0.005n
+M9 Net-_C13-Pad1_ Net-_C5-Pad2_ Net-_C5-Pad2_ Net-_C5-Pad2_ eSim_MOS_N
+M10 Net-_C4-Pad1_ Net-_C5-Pad2_ Net-_C13-Pad1_ Net-_C5-Pad2_ eSim_MOS_N
+C13 Net-_C13-Pad1_ GND 0.005n
+M2 Net-_C10-Pad1_ Net-_C5-Pad1_ Net-_C5-Pad1_ Net-_C5-Pad1_ eSim_MOS_N
+M4 Net-_C8-Pad2_ Net-_C5-Pad1_ Net-_C10-Pad1_ Net-_C5-Pad1_ eSim_MOS_N
+C10 Net-_C10-Pad1_ GND 0.05n
+M5 Net-_C11-Pad1_ Net-_C8-Pad2_ Net-_C8-Pad2_ Net-_C8-Pad2_ eSim_MOS_N
+M6 Net-_C7-Pad1_ Net-_C8-Pad2_ Net-_C11-Pad1_ Net-_C8-Pad2_ eSim_MOS_N
+C11 Net-_C11-Pad1_ GND 0.05n
+U1 ? Net-_M1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_C8-Pad1_ ? GND GND PORT
+
+.end
diff --git a/library/SubcircuitLibrary/MAX7420.cir.out b/library/SubcircuitLibrary/MAX7420.cir.out
new file mode 100644
index 00000000..8174dddd
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.cir.out
@@ -0,0 +1,46 @@
+* e:\esim\fossee\esim\library\subcircuitlibrary\max7420\max7420.cir
+
+.include lm_741.sub
+.include NMOS-180nm.lib
+x2 ? net-_c3-pad1_ net-_c4-pad1_ net-_u1-pad4_ ? net-_c5-pad1_ net-_u1-pad3_ ? lm_741
+r7 net-_c3-pad1_ net-_c5-pad1_ 13.82k
+r6 net-_c3-pad1_ gnd 10k
+c4 net-_c4-pad1_ gnd 0.05n
+c5 net-_c5-pad1_ net-_c5-pad2_ 0.05n
+c3 net-_c3-pad1_ gnd 0.008u
+x3 ? net-_c6-pad1_ net-_c7-pad1_ net-_u1-pad4_ ? net-_c8-pad1_ net-_u1-pad3_ ? lm_741
+r11 net-_c6-pad1_ net-_c8-pad1_ 3.82k
+r10 net-_c6-pad1_ gnd 10k
+c7 net-_c7-pad1_ gnd 0.05n
+c8 net-_c8-pad1_ net-_c8-pad2_ 0.05n
+c6 net-_c6-pad1_ gnd 0.01u
+x1 ? net-_c1-pad1_ net-_c2-pad1_ net-_u1-pad4_ ? net-_m7-pad2_ net-_u1-pad3_ ? lm_741
+r3 net-_c1-pad1_ net-_m7-pad2_ 10k
+r2 net-_c1-pad1_ gnd 10k
+c2 net-_c2-pad1_ gnd 0.05n
+c1 net-_c1-pad1_ gnd 0.001u
+m1 net-_c9-pad1_ net-_m1-pad2_ net-_m1-pad2_ net-_m1-pad2_ CMOSN W=100u L=100u M=1
+m3 net-_c2-pad1_ net-_m1-pad2_ net-_c9-pad1_ net-_m1-pad2_ CMOSN W=100u L=100u M=1
+c9 net-_c9-pad1_ gnd 0.05n
+m7 net-_c12-pad1_ net-_m7-pad2_ net-_m7-pad2_ net-_m7-pad2_ CMOSN W=100u L=100u M=1
+m8 net-_c5-pad2_ net-_m7-pad2_ net-_c12-pad1_ net-_m7-pad2_ CMOSN W=100u L=100u M=1
+c12 net-_c12-pad1_ gnd 0.005n
+m9 net-_c13-pad1_ net-_c5-pad2_ net-_c5-pad2_ net-_c5-pad2_ CMOSN W=100u L=100u M=1
+m10 net-_c4-pad1_ net-_c5-pad2_ net-_c13-pad1_ net-_c5-pad2_ CMOSN W=100u L=100u M=1
+c13 net-_c13-pad1_ gnd 0.005n
+m2 net-_c10-pad1_ net-_c5-pad1_ net-_c5-pad1_ net-_c5-pad1_ CMOSN W=100u L=100u M=1
+m4 net-_c8-pad2_ net-_c5-pad1_ net-_c10-pad1_ net-_c5-pad1_ CMOSN W=100u L=100u M=1
+c10 net-_c10-pad1_ gnd 0.05n
+m5 net-_c11-pad1_ net-_c8-pad2_ net-_c8-pad2_ net-_c8-pad2_ CMOSN W=100u L=100u M=1
+m6 net-_c7-pad1_ net-_c8-pad2_ net-_c11-pad1_ net-_c8-pad2_ CMOSN W=100u L=100u M=1
+c11 net-_c11-pad1_ gnd 0.05n
+* u1 ? net-_m1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_c8-pad1_ ? gnd gnd port
+.ac lin 2000 1Hz 10KHz
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/MAX7420.pro b/library/SubcircuitLibrary/MAX7420.pro
new file mode 100644
index 00000000..22f2d439
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.pro
@@ -0,0 +1,71 @@
+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
diff --git a/library/SubcircuitLibrary/MAX7420.sch b/library/SubcircuitLibrary/MAX7420.sch
new file mode 100644
index 00000000..389958c5
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.sch
@@ -0,0 +1,993 @@
+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:MAX7420-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 lm_741 X2
+U 1 1 682899EE
+P 9200 2300
+F 0 "X2" H 9000 2300 60 0000 C CNN
+F 1 "lm_741" H 9100 2050 60 0000 C CNN
+F 2 "" H 9200 2300 60 0000 C CNN
+F 3 "" H 9200 2300 60 0000 C CNN
+ 1 9200 2300
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R7
+U 1 1 682899F1
+P 9000 1150
+F 0 "R7" H 9050 1280 50 0000 C CNN
+F 1 "13.82k" H 9050 1100 50 0000 C CNN
+F 2 "" H 9050 1130 30 0000 C CNN
+F 3 "" V 9050 1200 30 0000 C CNN
+ 1 9000 1150
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R6
+U 1 1 682899F2
+P 8200 1350
+F 0 "R6" H 8250 1480 50 0000 C CNN
+F 1 "10k" H 8250 1300 50 0000 C CNN
+F 2 "" H 8250 1330 30 0000 C CNN
+F 3 "" V 8250 1400 30 0000 C CNN
+ 1 8200 1350
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C4
+U 1 1 682899F3
+P 8450 2800
+F 0 "C4" H 8475 2900 50 0000 L CNN
+F 1 "0.05n" H 8475 2700 50 0000 L CNN
+F 2 "" H 8488 2650 30 0000 C CNN
+F 3 "" H 8450 2800 60 0000 C CNN
+ 1 8450 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C5
+U 1 1 682899F4
+P 8850 3950
+F 0 "C5" H 8875 4050 50 0000 L CNN
+F 1 "0.05n" H 8875 3850 50 0000 L CNN
+F 2 "" H 8888 3800 30 0000 C CNN
+F 3 "" H 8850 3950 60 0000 C CNN
+ 1 8850 3950
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C3
+U 1 1 682899F5
+P 7850 1400
+F 0 "C3" H 7875 1500 50 0000 L CNN
+F 1 "0.008u" H 7875 1300 50 0000 L CNN
+F 2 "" H 7888 1250 30 0000 C CNN
+F 3 "" H 7850 1400 60 0000 C CNN
+ 1 7850 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR01
+U 1 1 682899F6
+P 8450 3150
+F 0 "#PWR01" H 8450 2900 50 0001 C CNN
+F 1 "GND" H 8450 3000 50 0000 C CNN
+F 2 "" H 8450 3150 50 0001 C CNN
+F 3 "" H 8450 3150 50 0001 C CNN
+ 1 8450 3150
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR02
+U 1 1 682899F7
+P 8250 1750
+F 0 "#PWR02" H 8250 1500 50 0001 C CNN
+F 1 "GND" H 8250 1600 50 0000 C CNN
+F 2 "" H 8250 1750 50 0001 C CNN
+F 3 "" H 8250 1750 50 0001 C CNN
+ 1 8250 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR03
+U 1 1 682899F8
+P 7850 1750
+F 0 "#PWR03" H 7850 1500 50 0001 C CNN
+F 1 "GND" H 7850 1600 50 0000 C CNN
+F 2 "" H 7850 1750 50 0001 C CNN
+F 3 "" H 7850 1750 50 0001 C CNN
+ 1 7850 1750
+ 1 0 0 -1
+$EndComp
+$Comp
+L lm_741 X3
+U 1 1 682899F9
+P 5950 6100
+F 0 "X3" H 5750 6100 60 0000 C CNN
+F 1 "lm_741" H 5850 5850 60 0000 C CNN
+F 2 "" H 5950 6100 60 0000 C CNN
+F 3 "" H 5950 6100 60 0000 C CNN
+ 1 5950 6100
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R11
+U 1 1 682899FC
+P 5750 4950
+F 0 "R11" H 5800 5080 50 0000 C CNN
+F 1 "3.82k" H 5800 4900 50 0000 C CNN
+F 2 "" H 5800 4930 30 0000 C CNN
+F 3 "" V 5800 5000 30 0000 C CNN
+ 1 5750 4950
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R10
+U 1 1 682899FD
+P 4950 5150
+F 0 "R10" H 5000 5280 50 0000 C CNN
+F 1 "10k" H 5000 5100 50 0000 C CNN
+F 2 "" H 5000 5130 30 0000 C CNN
+F 3 "" V 5000 5200 30 0000 C CNN
+ 1 4950 5150
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C7
+U 1 1 682899FE
+P 5200 6600
+F 0 "C7" H 5225 6700 50 0000 L CNN
+F 1 "0.05n" H 5225 6500 50 0000 L CNN
+F 2 "" H 5238 6450 30 0000 C CNN
+F 3 "" H 5200 6600 60 0000 C CNN
+ 1 5200 6600
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C8
+U 1 1 682899FF
+P 5600 7650
+F 0 "C8" H 5625 7750 50 0000 L CNN
+F 1 "0.05n" H 5625 7550 50 0000 L CNN
+F 2 "" H 5638 7500 30 0000 C CNN
+F 3 "" H 5600 7650 60 0000 C CNN
+ 1 5600 7650
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C6
+U 1 1 68289A00
+P 4600 5200
+F 0 "C6" H 4625 5300 50 0000 L CNN
+F 1 "0.01u" H 4625 5100 50 0000 L CNN
+F 2 "" H 4638 5050 30 0000 C CNN
+F 3 "" H 4600 5200 60 0000 C CNN
+ 1 4600 5200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR04
+U 1 1 68289A01
+P 5200 6950
+F 0 "#PWR04" H 5200 6700 50 0001 C CNN
+F 1 "GND" H 5200 6800 50 0000 C CNN
+F 2 "" H 5200 6950 50 0001 C CNN
+F 3 "" H 5200 6950 50 0001 C CNN
+ 1 5200 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR05
+U 1 1 68289A02
+P 5000 5550
+F 0 "#PWR05" H 5000 5300 50 0001 C CNN
+F 1 "GND" H 5000 5400 50 0000 C CNN
+F 2 "" H 5000 5550 50 0001 C CNN
+F 3 "" H 5000 5550 50 0001 C CNN
+ 1 5000 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR06
+U 1 1 68289A03
+P 4600 5550
+F 0 "#PWR06" H 4600 5300 50 0001 C CNN
+F 1 "GND" H 4600 5400 50 0000 C CNN
+F 2 "" H 4600 5550 50 0001 C CNN
+F 3 "" H 4600 5550 50 0001 C CNN
+ 1 4600 5550
+ 1 0 0 -1
+$EndComp
+$Comp
+L lm_741 X1
+U 1 1 68289A04
+P 3550 2350
+F 0 "X1" H 3350 2350 60 0000 C CNN
+F 1 "lm_741" H 3450 2100 60 0000 C CNN
+F 2 "" H 3550 2350 60 0000 C CNN
+F 3 "" H 3550 2350 60 0000 C CNN
+ 1 3550 2350
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R3
+U 1 1 68289A06
+P 3350 1200
+F 0 "R3" H 3400 1330 50 0000 C CNN
+F 1 "10k" H 3400 1150 50 0000 C CNN
+F 2 "" H 3400 1180 30 0000 C CNN
+F 3 "" V 3400 1250 30 0000 C CNN
+ 1 3350 1200
+ 1 0 0 -1
+$EndComp
+$Comp
+L resistor R2
+U 1 1 68289A07
+P 2550 1400
+F 0 "R2" H 2600 1530 50 0000 C CNN
+F 1 "10k" H 2600 1350 50 0000 C CNN
+F 2 "" H 2600 1380 30 0000 C CNN
+F 3 "" V 2600 1450 30 0000 C CNN
+ 1 2550 1400
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C2
+U 1 1 68289A08
+P 2800 2850
+F 0 "C2" H 2825 2950 50 0000 L CNN
+F 1 "0.05n" H 2825 2750 50 0000 L CNN
+F 2 "" H 2838 2700 30 0000 C CNN
+F 3 "" H 2800 2850 60 0000 C CNN
+ 1 2800 2850
+ 1 0 0 -1
+$EndComp
+$Comp
+L capacitor C1
+U 1 1 68289A09
+P 2200 1450
+F 0 "C1" H 2225 1550 50 0000 L CNN
+F 1 "0.001u" H 2225 1350 50 0000 L CNN
+F 2 "" H 2238 1300 30 0000 C CNN
+F 3 "" H 2200 1450 60 0000 C CNN
+ 1 2200 1450
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR07
+U 1 1 68289A0A
+P 2800 3200
+F 0 "#PWR07" H 2800 2950 50 0001 C CNN
+F 1 "GND" H 2800 3050 50 0000 C CNN
+F 2 "" H 2800 3200 50 0001 C CNN
+F 3 "" H 2800 3200 50 0001 C CNN
+ 1 2800 3200
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR08
+U 1 1 68289A0B
+P 2600 1800
+F 0 "#PWR08" H 2600 1550 50 0001 C CNN
+F 1 "GND" H 2600 1650 50 0000 C CNN
+F 2 "" H 2600 1800 50 0001 C CNN
+F 3 "" H 2600 1800 50 0001 C CNN
+ 1 2600 1800
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR09
+U 1 1 68289A0C
+P 2200 1800
+F 0 "#PWR09" H 2200 1550 50 0001 C CNN
+F 1 "GND" H 2200 1650 50 0000 C CNN
+F 2 "" H 2200 1800 50 0001 C CNN
+F 3 "" H 2200 1800 50 0001 C CNN
+ 1 2200 1800
+ 1 0 0 -1
+$EndComp
+NoConn ~ 5900 5700
+NoConn ~ 6000 5750
+NoConn ~ 6100 6400
+NoConn ~ 9150 1900
+NoConn ~ 9250 1950
+NoConn ~ 9350 2600
+NoConn ~ 3500 1950
+NoConn ~ 3600 2000
+NoConn ~ 3700 2650
+$Comp
+L eSim_MOS_N M1
+U 1 1 6839E3BB
+P 1450 2700
+F 0 "M1" H 1450 2550 50 0000 R CNN
+F 1 "eSim_MOS_N" H 1550 2650 50 0000 R CNN
+F 2 "" H 1750 2400 29 0000 C CNN
+F 3 "" H 1550 2500 60 0000 C CNN
+ 1 1450 2700
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M3
+U 1 1 6839E440
+P 2200 2700
+F 0 "M3" H 2200 2550 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2300 2650 50 0000 R CNN
+F 2 "" H 2500 2400 29 0000 C CNN
+F 3 "" H 2300 2500 60 0000 C CNN
+ 1 2200 2700
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C9
+U 1 1 6839E51E
+P 1650 3550
+F 0 "C9" H 1675 3650 50 0000 L CNN
+F 1 "0.05n" H 1675 3450 50 0000 L CNN
+F 2 "" H 1688 3400 30 0000 C CNN
+F 3 "" H 1650 3550 60 0000 C CNN
+ 1 1650 3550
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR010
+U 1 1 6839E524
+P 1650 3900
+F 0 "#PWR010" H 1650 3650 50 0001 C CNN
+F 1 "GND" H 1650 3750 50 0000 C CNN
+F 2 "" H 1650 3900 50 0001 C CNN
+F 3 "" H 1650 3900 50 0001 C CNN
+ 1 1650 3900
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M7
+U 1 1 6839EA4F
+P 5500 2900
+F 0 "M7" H 5500 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 5600 2850 50 0000 R CNN
+F 2 "" H 5800 2600 29 0000 C CNN
+F 3 "" H 5600 2700 60 0000 C CNN
+ 1 5500 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M8
+U 1 1 6839EA55
+P 6250 2900
+F 0 "M8" H 6250 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 6350 2850 50 0000 R CNN
+F 2 "" H 6550 2600 29 0000 C CNN
+F 3 "" H 6350 2700 60 0000 C CNN
+ 1 6250 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C12
+U 1 1 6839EA5B
+P 5700 3750
+F 0 "C12" H 5725 3850 50 0000 L CNN
+F 1 "0.005n" H 5725 3650 50 0000 L CNN
+F 2 "" H 5738 3600 30 0000 C CNN
+F 3 "" H 5700 3750 60 0000 C CNN
+ 1 5700 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR011
+U 1 1 6839EA61
+P 5700 4100
+F 0 "#PWR011" H 5700 3850 50 0001 C CNN
+F 1 "GND" H 5700 3950 50 0000 C CNN
+F 2 "" H 5700 4100 50 0001 C CNN
+F 3 "" H 5700 4100 50 0001 C CNN
+ 1 5700 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M9
+U 1 1 6839EB39
+P 7050 2900
+F 0 "M9" H 7050 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 7150 2850 50 0000 R CNN
+F 2 "" H 7350 2600 29 0000 C CNN
+F 3 "" H 7150 2700 60 0000 C CNN
+ 1 7050 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M10
+U 1 1 6839EB3F
+P 7800 2900
+F 0 "M10" H 7800 2750 50 0000 R CNN
+F 1 "eSim_MOS_N" H 7900 2850 50 0000 R CNN
+F 2 "" H 8100 2600 29 0000 C CNN
+F 3 "" H 7900 2700 60 0000 C CNN
+ 1 7800 2900
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C13
+U 1 1 6839EB45
+P 7250 3750
+F 0 "C13" H 7275 3850 50 0000 L CNN
+F 1 "0.005n" H 7275 3650 50 0000 L CNN
+F 2 "" H 7288 3600 30 0000 C CNN
+F 3 "" H 7250 3750 60 0000 C CNN
+ 1 7250 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR012
+U 1 1 6839EB4B
+P 7250 4100
+F 0 "#PWR012" H 7250 3850 50 0001 C CNN
+F 1 "GND" H 7250 3950 50 0000 C CNN
+F 2 "" H 7250 4100 50 0001 C CNN
+F 3 "" H 7250 4100 50 0001 C CNN
+ 1 7250 4100
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M2
+U 1 1 6839EC98
+P 2050 6100
+F 0 "M2" H 2050 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2150 6050 50 0000 R CNN
+F 2 "" H 2350 5800 29 0000 C CNN
+F 3 "" H 2150 5900 60 0000 C CNN
+ 1 2050 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M4
+U 1 1 6839EC9E
+P 2800 6100
+F 0 "M4" H 2800 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 2900 6050 50 0000 R CNN
+F 2 "" H 3100 5800 29 0000 C CNN
+F 3 "" H 2900 5900 60 0000 C CNN
+ 1 2800 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C10
+U 1 1 6839ECA4
+P 2250 6950
+F 0 "C10" H 2275 7050 50 0000 L CNN
+F 1 "0.05n" H 2275 6850 50 0000 L CNN
+F 2 "" H 2288 6800 30 0000 C CNN
+F 3 "" H 2250 6950 60 0000 C CNN
+ 1 2250 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR013
+U 1 1 6839ECAA
+P 2250 7300
+F 0 "#PWR013" H 2250 7050 50 0001 C CNN
+F 1 "GND" H 2250 7150 50 0000 C CNN
+F 2 "" H 2250 7300 50 0001 C CNN
+F 3 "" H 2250 7300 50 0001 C CNN
+ 1 2250 7300
+ 1 0 0 -1
+$EndComp
+$Comp
+L eSim_MOS_N M5
+U 1 1 6839ECC1
+P 3600 6100
+F 0 "M5" H 3600 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 3700 6050 50 0000 R CNN
+F 2 "" H 3900 5800 29 0000 C CNN
+F 3 "" H 3700 5900 60 0000 C CNN
+ 1 3600 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L eSim_MOS_N M6
+U 1 1 6839ECC7
+P 4350 6100
+F 0 "M6" H 4350 5950 50 0000 R CNN
+F 1 "eSim_MOS_N" H 4450 6050 50 0000 R CNN
+F 2 "" H 4650 5800 29 0000 C CNN
+F 3 "" H 4450 5900 60 0000 C CNN
+ 1 4350 6100
+ 0 1 1 0
+$EndComp
+$Comp
+L capacitor C11
+U 1 1 6839ECCD
+P 3800 6950
+F 0 "C11" H 3825 7050 50 0000 L CNN
+F 1 "0.05n" H 3825 6850 50 0000 L CNN
+F 2 "" H 3838 6800 30 0000 C CNN
+F 3 "" H 3800 6950 60 0000 C CNN
+ 1 3800 6950
+ 1 0 0 -1
+$EndComp
+$Comp
+L GND #PWR014
+U 1 1 6839ECD3
+P 3800 7300
+F 0 "#PWR014" H 3800 7050 50 0001 C CNN
+F 1 "GND" H 3800 7150 50 0000 C CNN
+F 2 "" H 3800 7300 50 0001 C CNN
+F 3 "" H 3800 7300 50 0001 C CNN
+ 1 3800 7300
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 8250 2400 8650 2400
+Wire Wire Line
+ 8450 2400 8450 2650
+Connection ~ 8450 2400
+Wire Wire Line
+ 8450 2950 8450 3150
+Wire Wire Line
+ 10300 3950 9000 3950
+Wire Wire Line
+ 10300 1100 10300 3950
+Wire Wire Line
+ 9750 2300 10550 2300
+Wire Wire Line
+ 10250 1500 9050 1500
+Wire Wire Line
+ 9050 1500 9050 1850
+Wire Wire Line
+ 9050 2750 9050 3150
+Wire Wire Line
+ 9050 3150 9650 3150
+Wire Wire Line
+ 8550 2150 8650 2150
+Wire Wire Line
+ 8550 700 8550 2150
+Wire Wire Line
+ 8250 1100 8900 1100
+Wire Wire Line
+ 9200 1100 10300 1100
+Connection ~ 10300 2300
+Wire Wire Line
+ 8250 1100 8250 1250
+Connection ~ 8550 1100
+Wire Wire Line
+ 8250 1550 8250 1750
+Wire Wire Line
+ 8550 700 7850 700
+Wire Wire Line
+ 7850 700 7850 1250
+Wire Wire Line
+ 7850 1550 7850 1750
+Wire Wire Line
+ 5000 6200 5400 6200
+Wire Wire Line
+ 5200 6200 5200 6450
+Connection ~ 5200 6200
+Wire Wire Line
+ 5200 6750 5200 6950
+Wire Wire Line
+ 7050 7650 5750 7650
+Wire Wire Line
+ 7050 4900 7050 7650
+Wire Wire Line
+ 6500 6100 7800 6100
+Wire Wire Line
+ 7000 5300 5800 5300
+Wire Wire Line
+ 5800 5300 5800 5650
+Wire Wire Line
+ 5800 6550 5800 6950
+Wire Wire Line
+ 5800 6950 6650 6950
+Wire Wire Line
+ 5300 5950 5400 5950
+Wire Wire Line
+ 5300 4500 5300 5950
+Wire Wire Line
+ 5000 4900 5650 4900
+Wire Wire Line
+ 5950 4900 7050 4900
+Connection ~ 7050 6100
+Wire Wire Line
+ 5000 4900 5000 5050
+Connection ~ 5300 4900
+Wire Wire Line
+ 5000 5350 5000 5550
+Wire Wire Line
+ 5300 4500 4600 4500
+Wire Wire Line
+ 4600 4500 4600 5050
+Wire Wire Line
+ 4600 5350 4600 5550
+Wire Wire Line
+ 2600 2450 3000 2450
+Wire Wire Line
+ 2800 2450 2800 2700
+Connection ~ 2800 2450
+Wire Wire Line
+ 2800 3000 2800 3200
+Wire Wire Line
+ 4650 1150 4650 2350
+Wire Wire Line
+ 4100 2350 4700 2350
+Wire Wire Line
+ 4600 1550 3400 1550
+Wire Wire Line
+ 3400 1550 3400 1900
+Wire Wire Line
+ 3400 2800 3400 4650
+Wire Wire Line
+ 2900 2200 3000 2200
+Wire Wire Line
+ 2900 750 2900 2200
+Wire Wire Line
+ 2600 1150 3250 1150
+Wire Wire Line
+ 3550 1150 4650 1150
+Connection ~ 4650 2350
+Wire Wire Line
+ 2600 1150 2600 1300
+Connection ~ 2900 1150
+Wire Wire Line
+ 2600 1600 2600 1800
+Wire Wire Line
+ 2900 750 2200 750
+Wire Wire Line
+ 2200 750 2200 1300
+Wire Wire Line
+ 2200 1600 2200 1800
+Wire Wire Line
+ 10550 2300 10550 4750
+Wire Wire Line
+ 4700 2350 4700 3100
+Wire Wire Line
+ 1650 2900 1650 3400
+Wire Wire Line
+ 1650 3700 1650 3900
+Wire Wire Line
+ 1450 2900 1800 2900
+Connection ~ 1650 2900
+Wire Wire Line
+ 2000 2200 2000 2600
+Wire Wire Line
+ 1250 2200 2000 2200
+Wire Wire Line
+ 1250 2200 1250 2600
+Wire Wire Line
+ 700 2900 1050 2900
+Wire Wire Line
+ 900 2000 900 3250
+Wire Wire Line
+ 900 2000 1600 2000
+Wire Wire Line
+ 1600 2000 1600 2200
+Connection ~ 1600 2200
+Wire Wire Line
+ 900 3000 1100 3000
+Connection ~ 900 2900
+Wire Wire Line
+ 1850 3000 1850 3250
+Wire Wire Line
+ 1850 3250 900 3250
+Connection ~ 900 3000
+Wire Wire Line
+ 5700 3100 5700 3600
+Wire Wire Line
+ 5700 3900 5700 4100
+Wire Wire Line
+ 5500 3100 5850 3100
+Connection ~ 5700 3100
+Wire Wire Line
+ 6050 2400 6050 2800
+Wire Wire Line
+ 5300 2400 6050 2400
+Wire Wire Line
+ 5300 2400 5300 2800
+Wire Wire Line
+ 4700 3100 5100 3100
+Wire Wire Line
+ 4950 2200 4950 3450
+Wire Wire Line
+ 4950 2200 5650 2200
+Wire Wire Line
+ 5650 2200 5650 2400
+Connection ~ 5650 2400
+Wire Wire Line
+ 4950 3200 5150 3200
+Connection ~ 4950 3100
+Wire Wire Line
+ 5900 3200 5900 3450
+Wire Wire Line
+ 5900 3450 4950 3450
+Connection ~ 4950 3200
+Wire Wire Line
+ 7250 3100 7250 3600
+Wire Wire Line
+ 7250 3900 7250 4100
+Wire Wire Line
+ 7050 3100 7400 3100
+Connection ~ 7250 3100
+Wire Wire Line
+ 7600 2400 7600 2800
+Wire Wire Line
+ 6850 2400 7600 2400
+Wire Wire Line
+ 6850 2400 6850 2800
+Wire Wire Line
+ 6250 3100 6650 3100
+Wire Wire Line
+ 6500 2200 6500 3450
+Wire Wire Line
+ 6500 2200 7200 2200
+Wire Wire Line
+ 7200 2200 7200 2400
+Connection ~ 7200 2400
+Wire Wire Line
+ 6500 3200 6700 3200
+Connection ~ 6500 3100
+Wire Wire Line
+ 7450 3200 7450 3450
+Wire Wire Line
+ 7450 3450 6500 3450
+Connection ~ 6500 3200
+Wire Wire Line
+ 2250 6300 2250 6800
+Wire Wire Line
+ 2250 7100 2250 7300
+Wire Wire Line
+ 2050 6300 2400 6300
+Connection ~ 2250 6300
+Wire Wire Line
+ 2600 5600 2600 6000
+Wire Wire Line
+ 1850 5600 2600 5600
+Wire Wire Line
+ 1850 5600 1850 6000
+Wire Wire Line
+ 1300 6300 1650 6300
+Wire Wire Line
+ 1500 5400 1500 6650
+Wire Wire Line
+ 1500 5400 2200 5400
+Wire Wire Line
+ 2200 5400 2200 5600
+Connection ~ 2200 5600
+Wire Wire Line
+ 1500 6400 1700 6400
+Connection ~ 1500 6300
+Wire Wire Line
+ 2450 6400 2450 6650
+Wire Wire Line
+ 2450 6650 1500 6650
+Connection ~ 1500 6400
+Wire Wire Line
+ 3800 6300 3800 6800
+Wire Wire Line
+ 3800 7100 3800 7300
+Wire Wire Line
+ 3600 6300 3950 6300
+Connection ~ 3800 6300
+Wire Wire Line
+ 4150 5600 4150 6000
+Wire Wire Line
+ 3400 5600 4150 5600
+Wire Wire Line
+ 3400 5600 3400 6000
+Wire Wire Line
+ 2800 6300 3200 6300
+Wire Wire Line
+ 3050 5400 3050 6650
+Wire Wire Line
+ 3050 5400 3750 5400
+Wire Wire Line
+ 3750 5400 3750 5600
+Connection ~ 3750 5600
+Wire Wire Line
+ 3050 6400 3250 6400
+Connection ~ 3050 6300
+Wire Wire Line
+ 4000 6400 4000 6650
+Wire Wire Line
+ 4000 6650 3050 6650
+Connection ~ 3050 6400
+Wire Wire Line
+ 2200 2900 2600 2900
+Wire Wire Line
+ 2600 2900 2600 2450
+Wire Wire Line
+ 7800 3100 8250 3100
+Wire Wire Line
+ 8250 3100 8250 2400
+Wire Wire Line
+ 8700 3950 8700 4500
+Wire Wire Line
+ 8700 4500 6400 4500
+Wire Wire Line
+ 6400 4500 6400 3100
+Connection ~ 6400 3100
+Wire Wire Line
+ 10550 4750 1300 4750
+Wire Wire Line
+ 1300 4750 1300 6300
+Wire Wire Line
+ 4350 6300 5000 6300
+Wire Wire Line
+ 5000 6300 5000 6200
+Wire Wire Line
+ 5450 7650 2900 7650
+Wire Wire Line
+ 2900 7650 2900 6300
+Connection ~ 2900 6300
+$Comp
+L PORT U1
+U 3 1 6839F68A
+P 450 3800
+F 0 "U1" H 500 3900 30 0000 C CNN
+F 1 "PORT" H 450 3800 30 0000 C CNN
+F 2 "" H 450 3800 60 0000 C CNN
+F 3 "" H 450 3800 60 0000 C CNN
+ 3 450 3800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 6839F771
+P 450 4300
+F 0 "U1" H 500 4400 30 0000 C CNN
+F 1 "PORT" H 450 4300 30 0000 C CNN
+F 2 "" H 450 4300 60 0000 C CNN
+F 3 "" H 450 4300 60 0000 C CNN
+ 4 450 4300
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 6839F8D8
+P 450 2400
+F 0 "U1" H 500 2500 30 0000 C CNN
+F 1 "PORT" H 450 2400 30 0000 C CNN
+F 2 "" H 450 2400 60 0000 C CNN
+F 3 "" H 450 2400 60 0000 C CNN
+ 1 450 2400
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 6839F9C1
+P 450 2900
+F 0 "U1" H 500 3000 30 0000 C CNN
+F 1 "PORT" H 450 2900 30 0000 C CNN
+F 2 "" H 450 2900 60 0000 C CNN
+F 3 "" H 450 2900 60 0000 C CNN
+ 2 450 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 5 1 6839FAB6
+P 8050 6100
+F 0 "U1" H 8100 6200 30 0000 C CNN
+F 1 "PORT" H 8050 6100 30 0000 C CNN
+F 2 "" H 8050 6100 60 0000 C CNN
+F 3 "" H 8050 6100 60 0000 C CNN
+ 5 8050 6100
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 6 1 6839FC2E
+P 8050 6400
+F 0 "U1" H 8100 6500 30 0000 C CNN
+F 1 "PORT" H 8050 6400 30 0000 C CNN
+F 2 "" H 8050 6400 60 0000 C CNN
+F 3 "" H 8050 6400 60 0000 C CNN
+ 6 8050 6400
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 7 1 6839FCB7
+P 8050 6700
+F 0 "U1" H 8100 6800 30 0000 C CNN
+F 1 "PORT" H 8050 6700 30 0000 C CNN
+F 2 "" H 8050 6700 60 0000 C CNN
+F 3 "" H 8050 6700 60 0000 C CNN
+ 7 8050 6700
+ -1 0 0 1
+$EndComp
+$Comp
+L PORT U1
+U 8 1 6839FD52
+P 8050 7000
+F 0 "U1" H 8100 7100 30 0000 C CNN
+F 1 "PORT" H 8050 7000 30 0000 C CNN
+F 2 "" H 8050 7000 60 0000 C CNN
+F 3 "" H 8050 7000 60 0000 C CNN
+ 8 8050 7000
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 700 3800 10250 3800
+Wire Wire Line
+ 4600 1550 4600 3950
+Wire Wire Line
+ 10250 3800 10250 1500
+Connection ~ 4600 3800
+Wire Wire Line
+ 7000 3950 7000 5300
+Wire Wire Line
+ 4600 3950 7000 3950
+Wire Wire Line
+ 700 4300 9650 4300
+Wire Wire Line
+ 9650 4300 9650 3150
+Connection ~ 3400 4300
+Wire Wire Line
+ 6650 6950 6650 4650
+Wire Wire Line
+ 6650 4650 3400 4650
+Wire Wire Line
+ 7800 6700 5550 6700
+Wire Wire Line
+ 5550 6700 5550 6850
+Wire Wire Line
+ 5550 6850 5200 6850
+Connection ~ 5200 6850
+Wire Wire Line
+ 7800 7000 4850 7000
+Wire Wire Line
+ 4850 7000 4850 5450
+Wire Wire Line
+ 4850 5450 4600 5450
+Connection ~ 4600 5450
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/MAX7420.sub b/library/SubcircuitLibrary/MAX7420.sub
new file mode 100644
index 00000000..cd1a0d1c
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420.sub
@@ -0,0 +1,40 @@
+* Subcircuit MAX7420
+.subckt MAX7420 ? net-_m1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_c8-pad1_ ? gnd gnd
+* e:\esim\fossee\esim\library\subcircuitlibrary\max7420\max7420.cir
+.include lm_741.sub
+.include NMOS-180nm.lib
+x2 ? net-_c3-pad1_ net-_c4-pad1_ net-_u1-pad4_ ? net-_c5-pad1_ net-_u1-pad3_ ? lm_741
+r7 net-_c3-pad1_ net-_c5-pad1_ 13.82k
+r6 net-_c3-pad1_ gnd 10k
+c4 net-_c4-pad1_ gnd 0.05n
+c5 net-_c5-pad1_ net-_c5-pad2_ 0.05n
+c3 net-_c3-pad1_ gnd 0.008u
+x3 ? net-_c6-pad1_ net-_c7-pad1_ net-_u1-pad4_ ? net-_c8-pad1_ net-_u1-pad3_ ? lm_741
+r11 net-_c6-pad1_ net-_c8-pad1_ 3.82k
+r10 net-_c6-pad1_ gnd 10k
+c7 net-_c7-pad1_ gnd 0.05n
+c8 net-_c8-pad1_ net-_c8-pad2_ 0.05n
+c6 net-_c6-pad1_ gnd 0.01u
+x1 ? net-_c1-pad1_ net-_c2-pad1_ net-_u1-pad4_ ? net-_m7-pad2_ net-_u1-pad3_ ? lm_741
+r3 net-_c1-pad1_ net-_m7-pad2_ 10k
+r2 net-_c1-pad1_ gnd 10k
+c2 net-_c2-pad1_ gnd 0.05n
+c1 net-_c1-pad1_ gnd 0.001u
+m1 net-_c9-pad1_ net-_m1-pad2_ net-_m1-pad2_ net-_m1-pad2_ CMOSN W=100u L=100u M=1
+m3 net-_c2-pad1_ net-_m1-pad2_ net-_c9-pad1_ net-_m1-pad2_ CMOSN W=100u L=100u M=1
+c9 net-_c9-pad1_ gnd 0.05n
+m7 net-_c12-pad1_ net-_m7-pad2_ net-_m7-pad2_ net-_m7-pad2_ CMOSN W=100u L=100u M=1
+m8 net-_c5-pad2_ net-_m7-pad2_ net-_c12-pad1_ net-_m7-pad2_ CMOSN W=100u L=100u M=1
+c12 net-_c12-pad1_ gnd 0.005n
+m9 net-_c13-pad1_ net-_c5-pad2_ net-_c5-pad2_ net-_c5-pad2_ CMOSN W=100u L=100u M=1
+m10 net-_c4-pad1_ net-_c5-pad2_ net-_c13-pad1_ net-_c5-pad2_ CMOSN W=100u L=100u M=1
+c13 net-_c13-pad1_ gnd 0.005n
+m2 net-_c10-pad1_ net-_c5-pad1_ net-_c5-pad1_ net-_c5-pad1_ CMOSN W=100u L=100u M=1
+m4 net-_c8-pad2_ net-_c5-pad1_ net-_c10-pad1_ net-_c5-pad1_ CMOSN W=100u L=100u M=1
+c10 net-_c10-pad1_ gnd 0.05n
+m5 net-_c11-pad1_ net-_c8-pad2_ net-_c8-pad2_ net-_c8-pad2_ CMOSN W=100u L=100u M=1
+m6 net-_c7-pad1_ net-_c8-pad2_ net-_c11-pad1_ net-_c8-pad2_ CMOSN W=100u L=100u M=1
+c11 net-_c11-pad1_ gnd 0.05n
+* Control Statements
+
+.ends MAX7420 \ No newline at end of file
diff --git a/library/SubcircuitLibrary/MAX7420_Previous_Values.xml b/library/SubcircuitLibrary/MAX7420_Previous_Values.xml
new file mode 100644
index 00000000..bff0b8e2
--- /dev/null
+++ b/library/SubcircuitLibrary/MAX7420_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><source><v1 name="Source type">ac<field1 name="Amplitude">1</field1><field2 name="Phase">0</field2></v1><v2 name="Source type">15v</v2><v3 name="Source type">15v</v3></source><model /><devicemodel><m1><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m1><m3><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m3><m7><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m7><m8><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m8><m9><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m9><m10><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m10><m2><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m2><m4><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m4><m5><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m5><m6><field>E:\ESIM\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.lib</field><field /><field /><field /></m6></devicemodel><subcircuit><x2><field>E:\ESIM\FOSSEE\eSim\library\SubcircuitLibrary\lm_741</field></x2><x3><field>E:\ESIM\FOSSEE\eSim\library\SubcircuitLibrary\lm_741</field></x3><x1><field>E:\ESIM\FOSSEE\eSim\library\SubcircuitLibrary\lm_741</field></x1></subcircuit><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency">1</field4><field5 name="Stop Frequency">10</field5><field6 name="No. of points">2000</field6><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">KHz</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/analysis b/library/SubcircuitLibrary/analysis
index 52ccc5ec..dddfa4da 100644
--- a/library/SubcircuitLibrary/analysis
+++ b/library/SubcircuitLibrary/analysis
@@ -1 +1 @@
-.ac lin 0 0Hz 0Hz \ No newline at end of file
+.ac lin 2000 1Hz 10KHz \ No newline at end of file
generated by cgit (git 2.34.1) at 2025-07-02 19:41:41 +0000