Version 4
SHEET 1 880 680
WIRE 288 -352 208 -352
WIRE 208 -320 208 -352
WIRE 288 -304 288 -352
WIRE 208 -208 208 -240
WIRE -640 -96 -704 -96
WIRE -224 -96 -528 -96
WIRE 96 -96 -128 -96
WIRE 208 -96 208 -128
WIRE 208 -96 96 -96
WIRE 320 -96 208 -96
WIRE 544 -96 320 -96
WIRE 704 -96 544 -96
WIRE 416 -48 -272 -48
WIRE -128 -32 -128 -96
WIRE 96 -32 96 -96
WIRE 320 -32 320 -96
WIRE 544 -32 544 -96
WIRE -704 48 -704 -96
WIRE -704 48 -800 48
WIRE -640 48 -704 48
WIRE -480 48 -528 48
WIRE -416 48 -480 48
WIRE -272 48 -272 -48
WIRE -272 48 -304 48
WIRE -224 48 -224 -96
WIRE -176 48 -224 48
WIRE 48 48 0 48
WIRE 272 48 224 48
WIRE 496 48 464 48
WIRE -704 96 -704 48
WIRE 0 96 0 48
WIRE 0 96 -704 96
WIRE -480 144 -480 48
WIRE 224 144 224 48
WIRE 224 144 -480 144
WIRE 464 192 464 48
WIRE 464 192 -480 192
WIRE -128 208 -128 64
WIRE 96 208 96 64
WIRE 320 208 320 64
WIRE 544 208 544 64
WIRE -224 240 -704 240
WIRE -704 288 -704 240
WIRE -704 288 -800 288
WIRE -640 288 -704 288
WIRE -480 288 -480 192
WIRE -480 288 -528 288
WIRE -416 288 -480 288
WIRE -272 288 -304 288
WIRE -224 288 -224 240
WIRE -176 288 -224 288
WIRE 48 288 0 288
WIRE 272 288 224 288
WIRE 416 288 416 -48
WIRE 496 288 416 288
WIRE -272 336 -272 288
WIRE 224 336 224 288
WIRE 224 336 -272 336
WIRE -128 384 -128 304
WIRE 96 384 96 304
WIRE 96 384 -128 384
WIRE 208 384 96 384
WIRE 320 384 320 304
WIRE 320 384 208 384
WIRE 544 384 544 304
WIRE 544 384 320 384
WIRE -704 432 -704 288
WIRE -640 432 -704 432
WIRE 0 432 0 288
WIRE 0 432 -528 432
WIRE 208 432 208 384
WIRE 208 560 208 512
FLAG 208 560 0
FLAG 288 -304 0
FLAG -800 48 A
IOPIN -800 48 In
FLAG -800 288 B
IOPIN -800 288 In
FLAG 704 -96 Y
IOPIN 704 -96 Out
SYMBOL nmos -176 -32 R0
SYMATTR InstName M1
SYMATTR Value N-ENH
SYMBOL nmos -176 208 R0
SYMATTR InstName M2
SYMATTR Value N-ENH
SYMBOL nmos 48 208 R0
SYMATTR InstName M3
SYMATTR Value N-ENH
SYMBOL nmos 272 208 R0
SYMATTR InstName M4
SYMATTR Value N-ENH
SYMBOL nmos 496 208 R0
SYMATTR InstName M5
SYMATTR Value N-ENH
SYMBOL nmos 48 -32 R0
SYMATTR InstName M6
SYMATTR Value N-ENH
SYMBOL nmos 272 -32 R0
SYMATTR InstName M7
SYMATTR Value N-ENH
SYMBOL nmos 496 -32 R0
SYMATTR InstName M8
SYMATTR Value N-ENH
SYMBOL res 192 -224 R0
SYMATTR InstName R1
SYMATTR Value 12k
SYMBOL voltage 208 416 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value -1
SYMBOL voltage 208 -224 R180
WINDOW 0 24 104 Left 0
WINDOW 3 24 16 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 1
SYMBOL .\\positive_threshold_inverter -592 -144 R0
SYMATTR InstName X1
SYMBOL .\\positive_threshold_inverter -368 0 R0
SYMATTR InstName X2
SYMBOL .\\positive_threshold_inverter -368 240 R0
SYMATTR InstName X3
SYMBOL .\\positive_threshold_inverter -592 384 R0
SYMATTR InstName X4
SYMBOL .\\negative_threshold_inverter -592 240 R0
SYMATTR InstName X5
SYMBOL .\\negative_threshold_inverter -592 0 R0
SYMATTR InstName X6
TEXT -224 -200 Left 0 !.inc ./custom.mos