Version 4 SHEET 1 1332 1632 WIRE -160 224 -160 112 WIRE -160 592 -160 560 WIRE -160 752 -160 720 WIRE -144 16 -160 16 WIRE -144 112 -160 112 WIRE -144 560 -160 560 WIRE -144 720 -160 720 WIRE -48 16 -64 16 WIRE -48 112 -64 112 WIRE -48 112 -48 16 WIRE -48 192 -48 112 WIRE -48 256 -48 224 WIRE -32 112 -48 112 WIRE -32 192 -48 192 WIRE -32 224 -48 224 WIRE 0 176 0 160 WIRE 0 256 0 240 WIRE 16 160 0 160 WIRE 16 256 0 256 WIRE 80 112 32 112 WIRE 80 112 80 96 WIRE 80 208 32 208 WIRE 80 208 80 112 WIRE 96 112 80 112 WIRE 96 352 96 320 WIRE 112 320 96 320 WIRE 208 -16 192 -16 WIRE 208 0 208 -16 WIRE 208 112 176 112 WIRE 208 112 208 80 WIRE 208 144 208 112 WIRE 208 224 208 208 WIRE 240 112 208 112 WIRE 256 1056 240 1056 WIRE 256 1056 256 624 WIRE 304 592 288 592 WIRE 304 656 304 592 WIRE 304 688 304 656 WIRE 304 880 304 848 WIRE 304 912 304 880 WIRE 304 928 304 912 WIRE 320 592 304 592 WIRE 320 624 256 624 WIRE 320 656 304 656 WIRE 320 688 304 688 WIRE 320 720 304 720 WIRE 320 816 304 816 WIRE 320 848 304 848 WIRE 320 880 304 880 WIRE 320 912 304 912 WIRE 352 16 336 16 WIRE 384 1056 256 1056 WIRE 400 112 320 112 WIRE 400 144 384 144 WIRE 432 16 416 16 WIRE 480 384 480 336 WIRE 480 464 480 448 WIRE 544 1056 496 1056 WIRE 544 1056 544 960 WIRE 640 592 624 592 WIRE 640 688 640 592 WIRE 640 880 640 848 WIRE 640 912 640 880 WIRE 640 928 640 912 WIRE 656 112 592 112 WIRE 656 144 640 144 WIRE 656 592 640 592 WIRE 656 624 624 624 WIRE 656 656 624 656 WIRE 656 688 640 688 WIRE 656 720 640 720 WIRE 656 816 640 816 WIRE 656 848 640 848 WIRE 656 880 640 880 WIRE 656 912 640 912 FLAG -144 560 Vs+ FLAG 16 256 Vs- FLAG -48 256 0 FLAG 80 96 o FLAG -160 16 q FLAG -160 304 0 FLAG 208 224 0 FLAG 96 432 0 FLAG -160 112 i FLAG 16 160 Vs+ FLAG 496 32 H FLAG 496 256 H FLAG 336 16 Vs+ FLAG 432 16 H FLAG 384 144 ck0 FLAG 112 320 ck0 FLAG 304 928 0 FLAG 304 720 ck1 FLAG 304 816 H FLAG 288 592 H FLAG 240 1056 _tc FLAG 624 592 H FLAG 624 624 _tc FLAG 624 656 q FLAG 640 720 ck1 FLAG 640 816 q FLAG 640 928 0 FLAG 192 -16 Vs+ FLAG -160 672 0 FLAG -144 720 Vs- FLAG -160 832 0 FLAG 288 336 ck0 FLAG 480 464 0 FLAG 592 336 ck1 FLAG 848 112 q FLAG 752 32 H FLAG 752 256 H FLAG 640 144 ck1 FLAG 880 816 d0 FLAG 880 848 d1 FLAG 880 880 d2 FLAG 880 912 d3 SYMBOL Opamps\\2pole 0 208 R0 WINDOW 0 19 -24 Left 0 SYMATTR InstName U1 SYMBOL voltage -160 576 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL cap 32 96 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 10n SYMBOL res -48 0 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R1 SYMATTR Value 4.7k SYMBOL res -48 96 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R2 SYMATTR Value 4.7k SYMBOL voltage -160 208 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value SINE(-2.5 1 1k) SYMBOL sym_new\\74hc74 496 32 R0 SYMATTR InstName U4 SYMBOL res 192 96 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R4 SYMATTR Value 2.2k SYMBOL res 336 96 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R5 SYMATTR Value 1k SYMBOL diode 224 208 R180 WINDOW 0 24 72 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D1 SYMBOL voltage 96 336 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 -30 141 Left 0 SYMATTR Value PULSE(0 5 0 10n 10n 5u 10u) SYMATTR InstName V4 SYMBOL sym_new\\74hc163 432 512 R0 SYMATTR InstName U2 SYMBOL Misc\\jumper 384 -48 R0 SYMATTR InstName X1 SYMBOL sym_new\\74hc04 448 992 M0 SYMATTR InstName U3 SYMBOL sym_new\\74hc163 768 512 R0 SYMATTR InstName U5 SYMBOL res 192 -16 R0 SYMATTR InstName R6 SYMATTR Value 4.7k SYMBOL voltage -160 736 R0 SYMATTR InstName V2 SYMATTR Value -5 SYMBOL sym_new\\74hc14 336 288 R0 SYMATTR InstName U6 SYMBOL sym_new\\74hc14 528 288 R0 SYMATTR InstName U7 SYMBOL res 496 320 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R7 SYMATTR Value 1k SYMBOL cap 464 384 R0 SYMATTR InstName C2 SYMATTR Value 68p SYMBOL sym_new\\74hc74 752 32 R0 SYMATTR InstName U8 TEXT -192 1008 Left 0 !.include ./doclib/74hc.lib\n.ic V(o)=1.2\n.tran 1m uic