path: root/library/SubcircuitLibrary/SN74LS42_IC/SN74LS42.sch

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 U5
U 1 1 68288E17
P 3150 1700
F 0 "U5" H 3150 1600 60  0000 C CNN
F 1 "d_inverter" H 3150 1850 60  0000 C CNN
F 2 "" H 3200 1650 60  0000 C CNN
F 3 "" H 3200 1650 60  0000 C CNN
	1    3150 1700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U9
U 1 1 68288E59
P 5200 1700
F 0 "U9" H 5200 1600 60  0000 C CNN
F 1 "d_inverter" H 5200 1850 60  0000 C CNN
F 2 "" H 5250 1650 60  0000 C CNN
F 3 "" H 5250 1650 60  0000 C CNN
	1    5200 1700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U12
U 1 1 68288E80
P 6900 1700
F 0 "U12" H 6900 1600 60  0000 C CNN
F 1 "d_inverter" H 6900 1850 60  0000 C CNN
F 2 "" H 6950 1650 60  0000 C CNN
F 3 "" H 6950 1650 60  0000 C CNN
	1    6900 1700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U15
U 1 1 68288EA9
P 8500 1700
F 0 "U15" H 8500 1600 60  0000 C CNN
F 1 "d_inverter" H 8500 1850 60  0000 C CNN
F 2 "" H 8550 1650 60  0000 C CNN
F 3 "" H 8550 1650 60  0000 C CNN
	1    8500 1700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U6
U 1 1 68289170
P 3150 2700
F 0 "U6" H 3150 2600 60  0000 C CNN
F 1 "d_inverter" H 3150 2850 60  0000 C CNN
F 2 "" H 3200 2650 60  0000 C CNN
F 3 "" H 3200 2650 60  0000 C CNN
	1    3150 2700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U10
U 1 1 68289177
P 5200 2700
F 0 "U10" H 5200 2600 60  0000 C CNN
F 1 "d_inverter" H 5200 2850 60  0000 C CNN
F 2 "" H 5250 2650 60  0000 C CNN
F 3 "" H 5250 2650 60  0000 C CNN
	1    5200 2700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U13
U 1 1 6828917E
P 6900 2700
F 0 "U13" H 6900 2600 60  0000 C CNN
F 1 "d_inverter" H 6900 2850 60  0000 C CNN
F 2 "" H 6950 2650 60  0000 C CNN
F 3 "" H 6950 2650 60  0000 C CNN
	1    6900 2700
	0    1    1    0   
$EndComp
$Comp
L d_inverter U16
U 1 1 68289185
P 8500 2700
F 0 "U16" H 8500 2600 60  0000 C CNN
F 1 "d_inverter" H 8500 2850 60  0000 C CNN
F 2 "" H 8550 2650 60  0000 C CNN
F 3 "" H 8550 2650 60  0000 C CNN
	1    8500 2700
	0    1    1    0   
$EndComp
$Comp
L 4_and X3
U 1 1 682892B6
P 2950 4950
F 0 "X3" H 3000 4900 60  0000 C CNN
F 1 "4_and" H 3050 5050 60  0000 C CNN
F 2 "" H 2950 4950 60  0000 C CNN
F 3 "" H 2950 4950 60  0000 C CNN
	1    2950 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X2
U 1 1 6828933C
P 1800 4950
F 0 "X2" H 1850 4900 60  0000 C CNN
F 1 "4_and" H 1900 5050 60  0000 C CNN
F 2 "" H 1800 4950 60  0000 C CNN
F 3 "" H 1800 4950 60  0000 C CNN
	1    1800 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X4
U 1 1 682893A1
P 4000 4950
F 0 "X4" H 4050 4900 60  0000 C CNN
F 1 "4_and" H 4100 5050 60  0000 C CNN
F 2 "" H 4000 4950 60  0000 C CNN
F 3 "" H 4000 4950 60  0000 C CNN
	1    4000 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X5
U 1 1 682893EE
P 5050 4950
F 0 "X5" H 5100 4900 60  0000 C CNN
F 1 "4_and" H 5150 5050 60  0000 C CNN
F 2 "" H 5050 4950 60  0000 C CNN
F 3 "" H 5050 4950 60  0000 C CNN
	1    5050 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X6
U 1 1 68289441
P 6100 4950
F 0 "X6" H 6150 4900 60  0000 C CNN
F 1 "4_and" H 6200 5050 60  0000 C CNN
F 2 "" H 6100 4950 60  0000 C CNN
F 3 "" H 6100 4950 60  0000 C CNN
	1    6100 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X7
U 1 1 682894C6
P 7150 4950
F 0 "X7" H 7200 4900 60  0000 C CNN
F 1 "4_and" H 7250 5050 60  0000 C CNN
F 2 "" H 7150 4950 60  0000 C CNN
F 3 "" H 7150 4950 60  0000 C CNN
	1    7150 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X8
U 1 1 68289562
P 9050 4950
F 0 "X8" H 9100 4900 60  0000 C CNN
F 1 "4_and" H 9150 5050 60  0000 C CNN
F 2 "" H 9050 4950 60  0000 C CNN
F 3 "" H 9050 4950 60  0000 C CNN
	1    9050 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X9
U 1 1 682895DB
P 10050 4950
F 0 "X9" H 10100 4900 60  0000 C CNN
F 1 "4_and" H 10150 5050 60  0000 C CNN
F 2 "" H 10050 4950 60  0000 C CNN
F 3 "" H 10050 4950 60  0000 C CNN
	1    10050 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X10
U 1 1 6828963C
P 10950 4950
F 0 "X10" H 11000 4900 60  0000 C CNN
F 1 "4_and" H 11050 5050 60  0000 C CNN
F 2 "" H 10950 4950 60  0000 C CNN
F 3 "" H 10950 4950 60  0000 C CNN
	1    10950 4950
	0    1    1    0   
$EndComp
$Comp
L 4_and X1
U 1 1 682896A7
P 800 4950
F 0 "X1" H 850 4900 60  0000 C CNN
F 1 "4_and" H 900 5050 60  0000 C CNN
F 2 "" H 800 4950 60  0000 C CNN
F 3 "" H 800 4950 60  0000 C CNN
	1    800  4950
	0    1    1    0   
$EndComp
Wire Wire Line
	3150 2000 3150 2400
Wire Wire Line
	5200 2000 5200 2400
Wire Wire Line
	6900 2400 6900 2000
Wire Wire Line
	8500 2000 8500 2400
Wire Wire Line
	3150 2100 950  2100
Wire Wire Line
	950  2100 950  4550
Connection ~ 3150 2100
Wire Wire Line
	950  3450 10200 3450
Wire Wire Line
	10200 3450 10200 4550
Connection ~ 950  3450
Wire Wire Line
	2900 4550 2900 3450
Connection ~ 2900 3450
Wire Wire Line
	4900 4550 4900 3450
Connection ~ 4900 3450
Wire Wire Line
	7200 4550 7200 3450
Connection ~ 7200 3450
Wire Wire Line
	3150 3000 3150 3200
Wire Wire Line
	1650 3200 11100 3200
Wire Wire Line
	1650 3200 1650 4550
Wire Wire Line
	11100 3200 11100 4550
Connection ~ 3150 3200
Wire Wire Line
	3850 4550 3850 3200
Connection ~ 3850 3200
Wire Wire Line
	6050 4550 6050 3200
Connection ~ 6050 3200
Wire Wire Line
	9200 4550 9200 3200
Connection ~ 9200 3200
Wire Wire Line
	5200 3000 5200 3600
Wire Wire Line
	2800 3600 9100 3600
Wire Wire Line
	2800 3600 2800 4550
Wire Wire Line
	9100 3600 9100 4550
Connection ~ 5200 3600
Wire Wire Line
	4050 4550 4050 3600
Connection ~ 4050 3600
Wire Wire Line
	7100 4550 7100 3600
Connection ~ 7100 3600
Wire Wire Line
	5200 2100 4400 2100
Wire Wire Line
	4400 2100 4400 3800
Wire Wire Line
	850  3800 11000 3800
Wire Wire Line
	850  3800 850  4550
Connection ~ 5200 2100
Wire Wire Line
	11000 3800 11000 4550
Connection ~ 4400 3800
Wire Wire Line
	1950 4550 1950 3800
Connection ~ 1950 3800
Wire Wire Line
	5100 4550 5100 3800
Connection ~ 5100 3800
Wire Wire Line
	6150 4550 6150 3800
Connection ~ 6150 3800
Wire Wire Line
	10100 4550 10100 3800
Connection ~ 10100 3800
Wire Wire Line
	6900 3000 6900 3950
Wire Wire Line
	5000 3950 9000 3950
Wire Wire Line
	5000 3950 5000 4550
Wire Wire Line
	9000 3950 9000 4550
Connection ~ 6900 3950
Wire Wire Line
	5950 4550 5950 3950
Connection ~ 5950 3950
Wire Wire Line
	7000 4550 7000 3950
Connection ~ 7000 3950
Wire Wire Line
	6900 2100 6600 2100
Wire Wire Line
	6600 2100 6600 4000
Wire Wire Line
	750  4000 10900 4000
Wire Wire Line
	750  4000 750  4550
Connection ~ 6900 2100
Wire Wire Line
	10900 4000 10900 4550
Connection ~ 6600 4000
Wire Wire Line
	1850 4550 1850 4000
Connection ~ 1850 4000
Wire Wire Line
	3000 4550 3000 4000
Connection ~ 3000 4000
Wire Wire Line
	3950 4550 3950 4000
Connection ~ 3950 4000
Wire Wire Line
	10000 4550 10000 4000
Connection ~ 10000 4000
Wire Wire Line
	8500 3000 8500 4150
Wire Wire Line
	8500 4150 10800 4150
Wire Wire Line
	10800 4150 10800 4550
Wire Wire Line
	9900 4550 9900 4150
Connection ~ 9900 4150
Wire Wire Line
	8500 2100 8150 2100
Wire Wire Line
	8150 2100 8150 4350
Wire Wire Line
	650  4350 8900 4350
Wire Wire Line
	8900 4350 8900 4550
Connection ~ 8500 2100
Wire Wire Line
	650  4350 650  4550
Connection ~ 8150 4350
Wire Wire Line
	1750 4550 1750 4350
Connection ~ 1750 4350
Wire Wire Line
	3100 4550 3100 4350
Connection ~ 3100 4350
Wire Wire Line
	4150 4550 4150 4350
Connection ~ 4150 4350
Wire Wire Line
	5200 4550 5200 4350
Connection ~ 5200 4350
Wire Wire Line
	6250 4550 6250 4350
Connection ~ 6250 4350
Wire Wire Line
	7300 4550 7300 4350
Connection ~ 7300 4350
Wire Wire Line
	800  5450 800  5700
Wire Wire Line
	1800 5450 1800 5650
Wire Wire Line
	2950 5450 2950 5650
Wire Wire Line
	4000 5450 4000 5650
Wire Wire Line
	5050 5450 5050 5650
Wire Wire Line
	6100 5450 6100 5650
Wire Wire Line
	7150 5450 7150 5650
Wire Wire Line
	9050 5450 9050 5600
Wire Wire Line
	10050 5450 10050 5600
Wire Wire Line
	10950 5450 10950 5600
$Comp
L d_inverter U1
U 1 1 6828BD0C
P 850 6000
F 0 "U1" H 850 5900 60  0000 C CNN
F 1 "d_inverter" H 850 6150 60  0000 C CNN
F 2 "" H 900 5950 60  0000 C CNN
F 3 "" H 900 5950 60  0000 C CNN
	1    850  6000
	0    1    1    0   
$EndComp
$Comp
L d_inverter U3
U 1 1 6828BD97
P 1800 5950
F 0 "U3" H 1800 5850 60  0000 C CNN
F 1 "d_inverter" H 1800 6100 60  0000 C CNN
F 2 "" H 1850 5900 60  0000 C CNN
F 3 "" H 1850 5900 60  0000 C CNN
	1    1800 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U4
U 1 1 6828BDEA
P 2950 5950
F 0 "U4" H 2950 5850 60  0000 C CNN
F 1 "d_inverter" H 2950 6100 60  0000 C CNN
F 2 "" H 3000 5900 60  0000 C CNN
F 3 "" H 3000 5900 60  0000 C CNN
	1    2950 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U7
U 1 1 6828BE43
P 4000 5950
F 0 "U7" H 4000 5850 60  0000 C CNN
F 1 "d_inverter" H 4000 6100 60  0000 C CNN
F 2 "" H 4050 5900 60  0000 C CNN
F 3 "" H 4050 5900 60  0000 C CNN
	1    4000 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U8
U 1 1 6828BE94
P 5050 5950
F 0 "U8" H 5050 5850 60  0000 C CNN
F 1 "d_inverter" H 5050 6100 60  0000 C CNN
F 2 "" H 5100 5900 60  0000 C CNN
F 3 "" H 5100 5900 60  0000 C CNN
	1    5050 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U11
U 1 1 6828BEED
P 6100 5950
F 0 "U11" H 6100 5850 60  0000 C CNN
F 1 "d_inverter" H 6100 6100 60  0000 C CNN
F 2 "" H 6150 5900 60  0000 C CNN
F 3 "" H 6150 5900 60  0000 C CNN
	1    6100 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U14
U 1 1 6828BFDA
P 7150 5950
F 0 "U14" H 7150 5850 60  0000 C CNN
F 1 "d_inverter" H 7150 6100 60  0000 C CNN
F 2 "" H 7200 5900 60  0000 C CNN
F 3 "" H 7200 5900 60  0000 C CNN
	1    7150 5950
	0    1    1    0   
$EndComp
$Comp
L d_inverter U17
U 1 1 6828C15F
P 9050 5900
F 0 "U17" H 9050 5800 60  0000 C CNN
F 1 "d_inverter" H 9050 6050 60  0000 C CNN
F 2 "" H 9100 5850 60  0000 C CNN
F 3 "" H 9100 5850 60  0000 C CNN
	1    9050 5900
	0    1    1    0   
$EndComp
$Comp
L d_inverter U18
U 1 1 6828C1C4
P 10050 5900
F 0 "U18" H 10050 5800 60  0000 C CNN
F 1 "d_inverter" H 10050 6050 60  0000 C CNN
F 2 "" H 10100 5850 60  0000 C CNN
F 3 "" H 10100 5850 60  0000 C CNN
	1    10050 5900
	0    1    1    0   
$EndComp
$Comp
L d_inverter U19
U 1 1 6828C25F
P 10950 5900
F 0 "U19" H 10950 5800 60  0000 C CNN
F 1 "d_inverter" H 10950 6050 60  0000 C CNN
F 2 "" H 11000 5850 60  0000 C CNN
F 3 "" H 11000 5850 60  0000 C CNN
	1    10950 5900
	0    1    1    0   
$EndComp
Wire Wire Line
	3150 1400 3150 1200
Wire Wire Line
	5200 1400 5200 1150
Wire Wire Line
	6900 1400 6900 1150
Wire Wire Line
	8500 1400 8500 1150
Wire Wire Line
	850  6300 850  6550
Wire Wire Line
	1800 6250 1800 6500
Wire Wire Line
	2950 6250 2950 6450
Wire Wire Line
	4000 6250 4000 6450
Wire Wire Line
	5050 6250 5050 6400
Wire Wire Line
	6100 6250 6100 6350
Wire Wire Line
	7150 6250 7150 6350
Wire Wire Line
	9050 6200 9050 6300
Wire Wire Line
	10050 6200 10050 6300
Wire Wire Line
	10950 6200 10950 6300
$Comp
L PORT U2
U 4 1 6828D65F
P 3150 950
F 0 "U2" H 3200 1050 30  0000 C CNN
F 1 "PORT" H 3150 950 30  0000 C CNN
F 2 "" H 3150 950 60  0000 C CNN
F 3 "" H 3150 950 60  0000 C CNN
	4    3150 950 
	0    1    1    0   
$EndComp
$Comp
L PORT U2
U 7 1 6828D706
P 5200 900
F 0 "U2" H 5250 1000 30  0000 C CNN
F 1 "PORT" H 5200 900 30  0000 C CNN
F 2 "" H 5200 900 60  0000 C CNN
F 3 "" H 5200 900 60  0000 C CNN
	7    5200 900 
	0    1    1    0   
$EndComp
$Comp
L PORT U2
U 9 1 6828D8E5
P 6900 900
F 0 "U2" H 6950 1000 30  0000 C CNN
F 1 "PORT" H 6900 900 30  0000 C CNN
F 2 "" H 6900 900 60  0000 C CNN
F 3 "" H 6900 900 60  0000 C CNN
	9    6900 900 
	0    1    1    0   
$EndComp
$Comp
L PORT U2
U 11 1 6828D952
P 8500 900
F 0 "U2" H 8550 1000 30  0000 C CNN
F 1 "PORT" H 8500 900 30  0000 C CNN
F 2 "" H 8500 900 60  0000 C CNN
F 3 "" H 8500 900 60  0000 C CNN
	11   8500 900 
	0    1    1    0   
$EndComp
$Comp
L PORT U2
U 1 1 6828DAF1
P 850 6800
F 0 "U2" H 900 6900 30  0000 C CNN
F 1 "PORT" H 850 6800 30  0000 C CNN
F 2 "" H 850 6800 60  0000 C CNN
F 3 "" H 850 6800 60  0000 C CNN
	1    850  6800
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 2 1 6828DBB8
P 1800 6750
F 0 "U2" H 1850 6850 30  0000 C CNN
F 1 "PORT" H 1800 6750 30  0000 C CNN
F 2 "" H 1800 6750 60  0000 C CNN
F 3 "" H 1800 6750 60  0000 C CNN
	2    1800 6750
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 3 1 6828DCFF
P 2950 6700
F 0 "U2" H 3000 6800 30  0000 C CNN
F 1 "PORT" H 2950 6700 30  0000 C CNN
F 2 "" H 2950 6700 60  0000 C CNN
F 3 "" H 2950 6700 60  0000 C CNN
	3    2950 6700
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 5 1 6828DD7C
P 4000 6700
F 0 "U2" H 4050 6800 30  0000 C CNN
F 1 "PORT" H 4000 6700 30  0000 C CNN
F 2 "" H 4000 6700 60  0000 C CNN
F 3 "" H 4000 6700 60  0000 C CNN
	5    4000 6700
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 6 1 6828DEC7
P 5050 6650
F 0 "U2" H 5100 6750 30  0000 C CNN
F 1 "PORT" H 5050 6650 30  0000 C CNN
F 2 "" H 5050 6650 60  0000 C CNN
F 3 "" H 5050 6650 60  0000 C CNN
	6    5050 6650
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 8 1 6828E043
P 6100 6600
F 0 "U2" H 6150 6700 30  0000 C CNN
F 1 "PORT" H 6100 6600 30  0000 C CNN
F 2 "" H 6100 6600 60  0000 C CNN
F 3 "" H 6100 6600 60  0000 C CNN
	8    6100 6600
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 10 1 6828E15A
P 7150 6600
F 0 "U2" H 7200 6700 30  0000 C CNN
F 1 "PORT" H 7150 6600 30  0000 C CNN
F 2 "" H 7150 6600 60  0000 C CNN
F 3 "" H 7150 6600 60  0000 C CNN
	10   7150 6600
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 12 1 6828E377
P 9050 6550
F 0 "U2" H 9100 6650 30  0000 C CNN
F 1 "PORT" H 9050 6550 30  0000 C CNN
F 2 "" H 9050 6550 60  0000 C CNN
F 3 "" H 9050 6550 60  0000 C CNN
	12   9050 6550
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 13 1 6828E4D4
P 10050 6550
F 0 "U2" H 10100 6650 30  0000 C CNN
F 1 "PORT" H 10050 6550 30  0000 C CNN
F 2 "" H 10050 6550 60  0000 C CNN
F 3 "" H 10050 6550 60  0000 C CNN
	13   10050 6550
	0    -1   -1   0   
$EndComp
$Comp
L PORT U2
U 14 1 6828E5A1
P 10950 6550
F 0 "U2" H 11000 6650 30  0000 C CNN
F 1 "PORT" H 10950 6550 30  0000 C CNN
F 2 "" H 10950 6550 60  0000 C CNN
F 3 "" H 10950 6550 60  0000 C CNN
	14   10950 6550
	0    -1   -1   0   
$EndComp
Wire Wire Line
	800  5700 850  5700
$EndSCHEMATC