Version 4
SHEET 1 880 680
WIRE 112 -176 80 -176
WIRE 368 -176 192 -176
WIRE 80 -144 80 -176
WIRE 368 -128 368 -176
WIRE 320 -112 240 -112
WIRE 368 0 368 -32
WIRE -64 176 -160 176
WIRE 32 176 -64 176
WIRE 240 176 240 -112
WIRE 240 176 144 176
WIRE 368 176 368 80
WIRE 544 176 368 176
WIRE 672 176 544 176
WIRE 368 272 368 176
WIRE 544 272 544 176
WIRE -64 352 -64 176
WIRE 320 352 -64 352
WIRE 112 416 80 416
WIRE 368 416 368 368
WIRE 368 416 192 416
WIRE 544 416 544 352
WIRE 544 416 368 416
WIRE 80 448 80 416
FLAG 80 -144 0
FLAG 80 448 0
FLAG -160 176 A
IOPIN -160 176 In
FLAG 672 176 Y
IOPIN 672 176 Out
SYMBOL .\\negative_threshold_inverter 80 128 R0
SYMATTR InstName X1
SYMBOL pmos 320 -32 M180
SYMATTR InstName M1
SYMATTR Value P-ENH
SYMBOL res 352 -16 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL nmos 320 272 R0
SYMATTR InstName M2
SYMATTR Value N-ENH
SYMBOL res 528 256 R0
SYMATTR InstName R2
SYMATTR Value 12k
SYMBOL voltage 208 -176 R90
WINDOW 0 -32 56 VBottom 0
WINDOW 3 32 56 VTop 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 1
SYMBOL voltage 208 416 R90
WINDOW 0 -32 56 VBottom 0
WINDOW 3 32 56 VTop 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value -1
TEXT -24 0 Left 0 !.inc ./custom.mos