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_Sources
LIBS:eSim_User
LIBS:eSim_Subckt
LIBS:AD620-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 5CEE7415
P 3800 2750
F 0 "X2" H 3600 2750 60  0000 C CNN
F 1 "lm_741" H 3700 2500 60  0000 C CNN
F 2 "" H 3800 2750 60  0000 C CNN
F 3 "" H 3800 2750 60  0000 C CNN
	1    3800 2750
	1    0    0    1   
$EndComp
$Comp
L lm_741 X1
U 1 1 5CEE7416
P 3750 5650
F 0 "X1" H 3550 5650 60  0000 C CNN
F 1 "lm_741" H 3650 5400 60  0000 C CNN
F 2 "" H 3750 5650 60  0000 C CNN
F 3 "" H 3750 5650 60  0000 C CNN
	1    3750 5650
	1    0    0    -1  
$EndComp
$Comp
L lm_741 X3
U 1 1 5CEE7417
P 6800 4050
F 0 "X3" H 6600 4050 60  0000 C CNN
F 1 "lm_741" H 6700 3800 60  0000 C CNN
F 2 "" H 6800 4050 60  0000 C CNN
F 3 "" H 6800 4050 60  0000 C CNN
	1    6800 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 7150 1700 7150
Wire Wire Line
	3600 6100 3600 7150
Wire Wire Line
	6650 6700 3600 6700
Wire Wire Line
	6650 4500 6650 6700
Connection ~ 3600 6700
$Comp
L eSim_R R1
U 1 1 5CEE741A
P 4550 3350
F 0 "R1" H 4600 3480 50  0000 C CNN
F 1 "24.7k" H 4600 3400 50  0000 C CNN
F 2 "" H 4600 3330 30  0000 C CNN
F 3 "" V 4600 3400 30  0000 C CNN
	1    4550 3350
	0    1    1    0   
$EndComp
$Comp
L eSim_R R2
U 1 1 5CEE741C
P 4550 5000
F 0 "R2" H 4600 5130 50  0000 C CNN
F 1 "24.7k" H 4600 5050 50  0000 C CNN
F 2 "" H 4600 4980 30  0000 C CNN
F 3 "" V 4600 5050 30  0000 C CNN
	1    4550 5000
	0    1    1    0   
$EndComp
Wire Wire Line
	4600 5200 4600 5650
Wire Wire Line
	4300 5650 4900 5650
Wire Wire Line
	4600 4450 4600 4900
Wire Wire Line
	4600 3550 4600 4150
Wire Wire Line
	4600 3250 4600 2750
Wire Wire Line
	4350 2750 5000 2750
Wire Wire Line
	4600 3800 2900 3800
Wire Wire Line
	2900 3800 2900 2900
Wire Wire Line
	2900 2900 3250 2900
Connection ~ 4600 3800
Wire Wire Line
	4600 4700 2900 4700
Wire Wire Line
	2900 4700 2900 5500
Wire Wire Line
	2900 5500 3200 5500
Connection ~ 4600 4700
$Comp
L eSim_R R4
U 1 1 5CEE741D
P 5200 2700
F 0 "R4" H 5250 2830 50  0000 C CNN
F 1 "10k" H 5250 2750 50  0000 C CNN
F 2 "" H 5250 2680 30  0000 C CNN
F 3 "" V 5250 2750 30  0000 C CNN
	1    5200 2700
	-1   0    0    1   
$EndComp
$Comp
L eSim_R R3
U 1 1 5CEE741E
P 5100 5600
F 0 "R3" H 5150 5730 50  0000 C CNN
F 1 "10k" H 5150 5650 50  0000 C CNN
F 2 "" H 5150 5580 30  0000 C CNN
F 3 "" V 5150 5650 30  0000 C CNN
	1    5100 5600
	-1   0    0    1   
$EndComp
Connection ~ 4600 5650
Wire Wire Line
	5200 5650 6200 5650
Wire Wire Line
	5950 5650 5950 4150
Wire Wire Line
	5950 4150 6250 4150
Wire Wire Line
	6250 3900 5950 3900
Wire Wire Line
	5950 3900 5950 2750
Wire Wire Line
	5300 2750 6450 2750
Connection ~ 4600 2750
$Comp
L eSim_R R6
U 1 1 5CEE741F
P 6650 2700
F 0 "R6" H 6700 2830 50  0000 C CNN
F 1 "10k" H 6700 2750 50  0000 C CNN
F 2 "" H 6700 2680 30  0000 C CNN
F 3 "" V 6700 2750 30  0000 C CNN
	1    6650 2700
	-1   0    0    1   
$EndComp
$Comp
L eSim_R R5
U 1 1 5CEE7420
P 6400 5600
F 0 "R5" H 6450 5730 50  0000 C CNN
F 1 "10k" H 6450 5650 50  0000 C CNN
F 2 "" H 6450 5580 30  0000 C CNN
F 3 "" V 6450 5650 30  0000 C CNN
	1    6400 5600
	-1   0    0    1   
$EndComp
Connection ~ 5950 5650
Connection ~ 5950 2750
Wire Wire Line
	6750 2750 7650 2750
Wire Wire Line
	7350 4050 7850 4050
Wire Wire Line
	2200 1150 6300 1150
Wire Wire Line
	6300 1150 6300 3600
Wire Wire Line
	6300 3600 6650 3600
Wire Wire Line
	2700 1150 2700 3550
Wire Wire Line
	2700 3550 3650 3550
Wire Wire Line
	3650 3550 3650 3200
Connection ~ 2700 1150
Wire Wire Line
	3600 5200 3600 3550
Connection ~ 3600 3550
Wire Wire Line
	2000 1800 2000 7150
Wire Wire Line
	2000 1800 3650 1800
Wire Wire Line
	3650 1800 3650 2300
Connection ~ 2000 7150
Connection ~ 7650 4050
Wire Wire Line
	6500 5650 7200 5650
Wire Wire Line
	1850 2650 3250 2650
$Comp
L PORT U1
U 2 1 5CEE7CF8
P 1600 2650
F 0 "U1" H 1650 2750 30  0000 C CNN
F 1 "PORT" H 1600 2650 30  0000 C CNN
F 2 "" H 1600 2650 60  0000 C CNN
F 3 "" H 1600 2650 60  0000 C CNN
	2    1600 2650
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 5CEE7E32
P 1500 5800
F 0 "U1" H 1550 5900 30  0000 C CNN
F 1 "PORT" H 1500 5800 30  0000 C CNN
F 2 "" H 1500 5800 60  0000 C CNN
F 3 "" H 1500 5800 60  0000 C CNN
	3    1500 5800
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 4 1 5CEE7FF8
P 1450 7150
F 0 "U1" H 1500 7250 30  0000 C CNN
F 1 "PORT" H 1450 7150 30  0000 C CNN
F 2 "" H 1450 7150 60  0000 C CNN
F 3 "" H 1450 7150 60  0000 C CNN
	4    1450 7150
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 7 1 5CEE80BC
P 1950 1150
F 0 "U1" H 2000 1250 30  0000 C CNN
F 1 "PORT" H 1950 1150 30  0000 C CNN
F 2 "" H 1950 1150 60  0000 C CNN
F 3 "" H 1950 1150 60  0000 C CNN
	7    1950 1150
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 1 1 5CEE8180
P 4350 4150
F 0 "U1" H 4400 4250 30  0000 C CNN
F 1 "PORT" H 4350 4150 30  0000 C CNN
F 2 "" H 4350 4150 60  0000 C CNN
F 3 "" H 4350 4150 60  0000 C CNN
	1    4350 4150
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 8 1 5CEE8456
P 4350 4450
F 0 "U1" H 4400 4550 30  0000 C CNN
F 1 "PORT" H 4350 4450 30  0000 C CNN
F 2 "" H 4350 4450 60  0000 C CNN
F 3 "" H 4350 4450 60  0000 C CNN
	8    4350 4450
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 5 1 5CEE84A1
P 7450 5650
F 0 "U1" H 7500 5750 30  0000 C CNN
F 1 "PORT" H 7450 5650 30  0000 C CNN
F 2 "" H 7450 5650 60  0000 C CNN
F 3 "" H 7450 5650 60  0000 C CNN
	5    7450 5650
	-1   0    0    1   
$EndComp
Wire Wire Line
	7650 2750 7650 4050
$Comp
L PORT U1
U 6 1 5CEE8938
P 8100 4050
F 0 "U1" H 8150 4150 30  0000 C CNN
F 1 "PORT" H 8100 4050 30  0000 C CNN
F 2 "" H 8100 4050 60  0000 C CNN
F 3 "" H 8100 4050 60  0000 C CNN
	6    8100 4050
	-1   0    0    1   
$EndComp
Wire Wire Line
	1750 5800 3200 5800
Wire Wire Line
	3200 5800 3200 5750
$Comp
L eSim_R R8
U 1 1 5CEFB54F
P 3700 3350
F 0 "R8" H 3750 3480 50  0000 C CNN
F 1 "0.297k" H 3750 3400 50  0000 C CNN
F 2 "" H 3750 3330 30  0000 C CNN
F 3 "" V 3750 3400 30  0000 C CNN
	1    3700 3350
	0    1    1    0   
$EndComp
$Comp
L eSim_R R10
U 1 1 5CEFB5A3
P 4000 3350
F 0 "R10" H 4050 3480 50  0000 C CNN
F 1 "1k" H 4050 3400 50  0000 C CNN
F 2 "" H 4050 3330 30  0000 C CNN
F 3 "" V 4050 3400 30  0000 C CNN
	1    4000 3350
	0    1    1    0   
$EndComp
Wire Wire Line
	4050 3250 4050 3100
Wire Wire Line
	4050 3100 3850 3100
Wire Wire Line
	3750 3150 3750 3250
Wire Wire Line
	3750 3550 3750 3650
Wire Wire Line
	3750 3650 4050 3650
Wire Wire Line
	4050 3650 4050 3550
Wire Wire Line
	3900 3650 3900 3950
Wire Wire Line
	3900 3950 2000 3950
Connection ~ 2000 3950
Connection ~ 3900 3650
$Comp
L eSim_R R7
U 1 1 5CEFB900
P 3650 4950
F 0 "R7" H 3700 5080 50  0000 C CNN
F 1 "0.297k" H 3700 5000 50  0000 C CNN
F 2 "" H 3700 4930 30  0000 C CNN
F 3 "" V 3700 5000 30  0000 C CNN
	1    3650 4950
	0    1    1    0   
$EndComp
$Comp
L eSim_R R9
U 1 1 5CEFB962
P 3950 4950
F 0 "R9" H 4000 5080 50  0000 C CNN
F 1 "1k" H 4000 5000 50  0000 C CNN
F 2 "" H 4000 4930 30  0000 C CNN
F 3 "" V 4000 5000 30  0000 C CNN
	1    3950 4950
	0    1    1    0   
$EndComp
Wire Wire Line
	4000 4800 4000 4850
Wire Wire Line
	3700 4800 4000 4800
Wire Wire Line
	3700 4800 3700 4850
Wire Wire Line
	3700 5150 3700 5250
Wire Wire Line
	3800 5300 3800 5150
Wire Wire Line
	3800 5150 4000 5150
Wire Wire Line
	3900 4800 3900 4500
Wire Wire Line
	3900 4500 2000 4500
Connection ~ 2000 4500
Connection ~ 3900 4800
$Comp
L eSim_R R12
U 1 1 5CEFB846
P 7050 3350
F 0 "R12" H 7100 3480 50  0000 C CNN
F 1 "1k" H 7100 3400 50  0000 C CNN
F 2 "" H 7100 3330 30  0000 C CNN
F 3 "" V 7100 3400 30  0000 C CNN
	1    7050 3350
	0    1    1    0   
$EndComp
$Comp
L eSim_R R11
U 1 1 5CEFB8CA
P 6700 3350
F 0 "R11" H 6750 3480 50  0000 C CNN
F 1 "0.75732k" H 6750 3400 50  0000 C CNN
F 2 "" H 6750 3330 30  0000 C CNN
F 3 "" V 6750 3400 30  0000 C CNN
	1    6700 3350
	0    1    1    0   
$EndComp
Wire Wire Line
	6750 3550 6750 3650
Wire Wire Line
	6750 3250 6750 3100
Wire Wire Line
	6750 3100 7500 3100
Wire Wire Line
	7100 3100 7100 3250
Wire Wire Line
	7100 3550 7100 3700
Wire Wire Line
	7100 3700 6850 3700
Wire Wire Line
	7500 3100 7500 4650
Wire Wire Line
	7500 4650 6650 4650
Connection ~ 6650 4650
Connection ~ 7100 3100
$EndSCHEMATC