Version 4
SHEET 1 1076 680
WIRE 800 0 592 0
WIRE 896 0 800 0
WIRE 160 80 128 80
WIRE 400 96 224 96
WIRE 416 96 400 96
WIRE 80 112 80 16
WIRE 160 112 80 112
WIRE 592 128 592 0
WIRE 656 128 592 128
WIRE 944 128 816 128
WIRE 976 128 944 128
WIRE 192 144 192 128
WIRE 80 160 80 112
WIRE 128 160 128 80
WIRE 976 160 976 128
WIRE 416 176 416 96
WIRE 656 176 416 176
WIRE 896 176 896 0
WIRE 896 176 832 176
WIRE 128 224 128 160
WIRE 128 224 -32 224
WIRE 144 224 128 224
WIRE 416 224 416 176
WIRE 416 224 224 224
WIRE -32 256 -32 224
WIRE 976 272 976 240
WIRE 80 288 80 160
WIRE 208 288 80 288
WIRE 416 288 416 224
WIRE 416 288 288 288
WIRE -32 336 -32 320
FLAG 192 144 0
FLAG 192 64 V5p
FLAG 80 -64 V5p
FLAG -32 336 0
FLAG 80 368 0
FLAG 80 160 noninv
FLAG 128 160 inv
FLAG 400 96 out
FLAG -64 112 0
FLAG -64 32 V5p
FLAG 800 0 qnot
FLAG 976 272 0
FLAG 944 128 q
SYMBOL Opamps\\opamp2 192 32 R0
SYMATTR InstName U1
SYMATTR Value MAX985
SYMBOL res 64 -80 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res 64 272 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res 240 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 51.1K
SYMBOL res 304 272 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 9.11K
SYMBOL cap -48 256 R0
SYMATTR InstName C1
SYMATTR Value 10µF
SYMBOL voltage -64 16 R0
SYMATTR InstName V5p
SYMATTR Value 5V
SYMBOL Digital\\dflop 736 80 R0
WINDOW 3 -68 191 Left 2
WINDOW 0 -28 -17 Left 2
WINDOW 123 -65 228 Left 2
WINDOW 39 -64 264 Left 2
WINDOW 40 -62 300 Left 2
WINDOW 38 8 164 Left 2
SYMATTR Value VHIGH=4.9
SYMATTR InstName A1
SYMATTR Value2 VLOW=0.1
SYMATTR SpiceLine TRISE=4n
SYMATTR SpiceLine2 TD=12n
SYMBOL res 960 144 R0
SYMATTR InstName R5
SYMATTR Value 100K
TEXT 320 -40 Left 2 !.include MAX985.lib
TEXT 320 -8 Left 2 !.tran 0 20 0 uic