Version 4
SHEET 1 880 756
WIRE -912 -160 -960 -160
WIRE -800 -160 -832 -160
WIRE -272 -160 -800 -160
WIRE -960 -96 -960 -160
WIRE -912 -96 -960 -96
WIRE -800 -96 -800 -160
WIRE -800 -96 -848 -96
WIRE -640 -80 -768 -80
WIRE -592 -80 -640 -80
WIRE -368 -80 -512 -80
WIRE -352 -80 -368 -80
WIRE -272 -80 -272 -160
WIRE -272 -80 -288 -80
WIRE -768 0 -768 -80
WIRE -736 0 -768 0
WIRE -528 0 -528 -32
WIRE -640 16 -640 -80
WIRE -640 16 -672 16
WIRE -368 16 -368 -80
WIRE -352 16 -368 16
WIRE -1024 32 -1024 -48
WIRE -960 32 -960 -96
WIRE -960 32 -1024 32
WIRE -928 32 -960 32
WIRE -800 32 -848 32
WIRE -736 32 -800 32
WIRE -720 32 -736 32
WIRE -272 32 -272 -80
WIRE -272 32 -288 32
WIRE -224 32 -272 32
WIRE -480 48 -496 48
WIRE -368 48 -400 48
WIRE -352 48 -368 48
WIRE -368 64 -368 48
WIRE -800 96 -800 32
WIRE -496 144 -496 48
WIRE -368 144 -368 128
WIRE -1024 224 -1056 224
WIRE -912 224 -944 224
WIRE -1056 256 -1056 224
WIRE -944 256 -944 224
WIRE -1056 352 -1056 336
WIRE -944 352 -944 336
WIRE -624 432 -752 432
WIRE -480 464 -480 448
WIRE -400 464 -400 448
WIRE -832 480 -832 432
WIRE -720 480 -832 480
WIRE -624 496 -624 432
WIRE -624 496 -656 496
WIRE -608 496 -624 496
WIRE -720 512 -752 512
WIRE -752 544 -752 512
WIRE -480 560 -480 544
WIRE -400 560 -400 544
FLAG -1056 352 0
FLAG -1024 224 IN
IOPIN -1024 224 Out
FLAG -1104 32 IN
IOPIN -1104 32 In
FLAG -224 32 OUT
IOPIN -224 32 Out
FLAG -944 352 0
FLAG -912 224 CLK
IOPIN -912 224 Out
FLAG -480 560 0
FLAG -480 448 V+
FLAG -400 560 0
FLAG -400 448 V-
FLAG -704 -16 V+
FLAG -320 0 V+
FLAG -704 48 V-
FLAG -320 64 V-
FLAG -576 -32 CLK
IOPIN -576 -32 In
FLAG -528 0 0
FLAG -688 464 V+
FLAG -688 528 V-
FLAG -608 496 INV
IOPIN -608 496 Out
FLAG -912 432 IN
IOPIN -912 432 In
FLAG -752 544 0
FLAG -1072 -112 0
FLAG -1072 -64 CLK
IOPIN -1072 -64 In
FLAG -1024 -128 0
FLAG -496 144 0
FLAG -368 144 0
FLAG -416 0 0
FLAG -464 0 CLK
IOPIN -464 0 In
FLAG -848 112 0
FLAG -848 160 CLK
IOPIN -848 160 In
FLAG -800 176 0
FLAG -864 -16 0
FLAG -912 -16 CLK
IOPIN -912 -16 In
SYMBOL cap -352 -96 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100p
SYMBOL voltage -1056 240 M0
WINDOW 0 -63 64 Left 2
WINDOW 3 -415 100 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 5 1k 0 0 0 0)
SYMBOL voltage -944 240 M0
WINDOW 0 -63 55 Left 2
WINDOW 3 -420 130 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 5 0 1u 1u 399u 800u)
SYMBOL LT1055 -320 -32 R0
SYMATTR InstName U1
SYMBOL LT1055 -704 -48 R0
WINDOW 3 -36 -14 Left 2
WINDOW 0 19 103 Left 2
SYMATTR InstName U2
SYMBOL voltage -480 448 R0
SYMATTR InstName V4
SYMATTR Value 15
SYMBOL voltage -400 448 R0
SYMATTR InstName V5
SYMATTR Value -15
SYMBOL sw -496 -80 M270
WINDOW 0 25 86 VRight 2
WINDOW 3 -24 85 VRight 2
SYMATTR InstName S1
SYMBOL res -1008 16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res -816 -176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 -24 10 VTop 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL Opamps\\LT1055 -688 432 R0
SYMATTR InstName U3
SYMBOL res -736 416 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL res -816 416 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL sw -1024 -144 R0
WINDOW 3 -18 -22 Left 2
SYMATTR Value SWN
SYMATTR InstName S2
SYMBOL sw -384 48 R90
WINDOW 0 39 51 Left 2
WINDOW 3 37 79 Left 2
SYMATTR InstName S3
SYMBOL cap -384 64 R0
WINDOW 0 53 48 Left 2
WINDOW 3 45 72 Left 2
SYMATTR InstName C2
SYMATTR Value 100p
SYMBOL cap -848 -112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 -26 -10 VTop 2
SYMATTR InstName C3
SYMATTR Value 10p
SYMBOL sw -800 80 R0
WINDOW 0 14 11 Left 2
SYMATTR InstName S6
SYMATTR Value SWN
SYMBOL sw -832 32 R90
SYMATTR InstName S5
TEXT -776 224 Left 2 !.tran 4m
TEXT -776 248 Left 2 !.model SW SW(Ron=50 Roff=10meg Vt=2.5 Vh=-.4)
TEXT -776 272 Left 2 !.model SWN SW(Roff=50 Ron=10meg Vt=2.5 Vh=-.4)