Version 4
SHEET 1 2020 680
WIRE 544 -128 304 -128
WIRE 1392 -128 544 -128
WIRE 368 -48 240 -48
WIRE 304 -16 304 -128
WIRE 240 0 240 -48
WIRE 272 0 240 0
WIRE 368 16 368 -48
WIRE 368 16 336 16
WIRE 752 16 368 16
WIRE 1008 16 832 16
WIRE 1392 16 1392 -128
WIRE 80 32 16 32
WIRE 208 32 144 32
WIRE 272 32 208 32
WIRE 16 64 16 32
WIRE 208 64 208 32
WIRE 368 64 368 16
WIRE 384 64 368 64
WIRE 480 64 464 64
WIRE 560 64 480 64
WIRE 656 64 640 64
WIRE 864 64 816 64
WIRE 1008 80 1008 16
WIRE 1072 80 1008 80
WIRE 1168 80 1136 80
WIRE 544 112 544 -128
WIRE 480 128 480 64
WIRE 512 128 480 128
WIRE 656 144 656 64
WIRE 656 144 576 144
WIRE 752 144 656 144
WIRE 1008 144 1008 80
WIRE 1008 144 832 144
WIRE 208 160 208 144
WIRE 384 160 208 160
WIRE 480 160 464 160
WIRE 512 160 480 160
WIRE 1328 160 1232 160
WIRE 16 176 16 144
WIRE 864 176 864 64
WIRE 208 192 208 160
WIRE 1040 192 928 192
WIRE 1168 192 1168 80
WIRE 1232 192 1232 160
WIRE 1328 192 1328 160
WIRE 480 208 480 160
WIRE 816 208 816 192
WIRE 864 208 816 208
WIRE 1040 208 1040 192
WIRE 16 304 16 256
WIRE 208 304 208 272
WIRE 208 304 16 304
WIRE 304 304 304 48
WIRE 304 304 208 304
WIRE 480 304 480 272
WIRE 480 304 304 304
WIRE 544 304 544 176
WIRE 544 304 480 304
WIRE 928 304 928 224
WIRE 928 304 544 304
WIRE 1040 304 1040 288
WIRE 1040 304 928 304
WIRE 1168 304 1168 272
WIRE 1168 304 1040 304
WIRE 1232 304 1232 272
WIRE 1232 304 1168 304
WIRE 1328 304 1328 256
WIRE 1328 304 1232 304
WIRE 1392 304 1392 96
WIRE 1392 304 1328 304
WIRE 16 320 16 304
FLAG 16 320 0
FLAG 768 64 0
FLAG 768 192 0
SYMBOL voltage 16 160 M0
WINDOW 3 -108 105 Left 2
WINDOW 123 38 70 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 38 36 Left 2
SYMATTR Value SINE(0 10m 125k)
SYMATTR Value2 AC 1
SYMATTR InstName V5
SYMBOL res 32 48 M0
SYMATTR InstName R9
SYMATTR Value 100
SYMBOL cap 144 16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 10n
SYMBOL voltage 1392 0 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V6
SYMATTR Value 8V
SYMBOL voltage 1040 192 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 21 93 Left 2
WINDOW 3 -300 130 Left 2
SYMATTR InstName V4
SYMATTR Value PULSE(0 5 0 5n 5n {1.5u-5n} 3u)
SYMBOL ind2 1248 176 M0
WINDOW 0 -30 48 Left 2
WINDOW 3 -73 83 Left 2
SYMATTR InstName L2
SYMATTR Value 119.8µ
SYMATTR SpiceLine Rser=3
SYMATTR Type ind
SYMBOL cap 1312 192 R0
SYMATTR InstName C8
SYMATTR Value 1n
SYMBOL Opamps\\LT1007 304 -48 R0
WINDOW 0 18 93 Left 2
WINDOW 3 -33 121 Left 2
SYMATTR InstName U1
SYMBOL Opamps\\LT1007 544 80 R0
SYMATTR InstName U2
SYMBOL res 368 80 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 480 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 224 160 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 100k
SYMBOL voltage 208 176 M0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 4V
SYMBOL res 656 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL cap 464 208 R0
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL Digital\\buf 928 128 M0
WINDOW 0 22 105 Left 2
SYMATTR InstName A1
SYMATTR Value2 vhigh=5 vlow=0 trise=5n tfall=5n
SYMBOL sw 736 16 R270
WINDOW 0 17 -11 VRight 2
WINDOW 3 24 96 Invisible 2
SYMATTR InstName S1
SYMATTR Value ""
SYMATTR SpiceModel 74HC4053
SYMBOL sw 736 144 R270
WINDOW 0 18 -6 VRight 2
WINDOW 3 24 96 Invisible 2
SYMATTR InstName S2
SYMATTR Value ""
SYMATTR SpiceModel 74HC4053
SYMBOL cap 1136 64 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 150p
SYMBOL ind2 1152 176 R0
WINDOW 0 -28 45 Left 2
WINDOW 3 -37 79 Left 2
SYMATTR InstName L1
SYMATTR Value 5µ
SYMATTR Type ind
TEXT -64 -96 Left 2 !.tran 0 300u 0 2n
TEXT -64 -64 Left 2 !;ac dec 10k 400k 500k
TEXT 1240 176 Left 2 ;459k
TEXT 552 -88 Left 2 !.model 74HC4053 SW(Ron=70 Roff=1Meg Vt=2.5)
TEXT 704 -48 Left 2 ;74HC4053
TEXT 1128 320 Left 2 !K1 L1 L2 0.7
RECTANGLE Normal 976 256 704 -32 2