Version 4
SHEET 1 880 680
WIRE -384 208 -384 192
WIRE -384 352 -384 288
WIRE -384 400 -384 352
WIRE -304 192 -384 192
WIRE -304 256 -304 192
WIRE -304 352 -384 352
WIRE -304 352 -304 336
WIRE -240 256 -240 144
WIRE -224 144 -240 144
WIRE -224 192 -304 192
WIRE -224 256 -240 256
WIRE -128 48 -128 16
WIRE -128 144 -160 144
WIRE -128 144 -128 48
WIRE -128 160 -128 144
WIRE -128 192 -144 192
WIRE -128 256 -144 256
WIRE -128 256 -128 192
WIRE -112 160 -128 160
WIRE -112 192 -128 192
WIRE -112 320 -112 224
WIRE -96 48 -128 48
WIRE 0 16 -128 16
WIRE 48 352 48 288
WIRE 48 432 48 416
WIRE 80 432 48 432
WIRE 80 448 80 432
WIRE 96 160 80 160
WIRE 96 160 96 64
WIRE 112 16 64 16
WIRE 112 48 -16 48
WIRE 112 48 112 16
WIRE 112 192 80 192
WIRE 112 192 112 48
WIRE 112 288 48 288
WIRE 112 288 112 192
WIRE 112 336 112 288
WIRE 112 432 80 432
WIRE 112 432 112 416
WIRE 144 64 96 64
WIRE 144 128 144 64
WIRE 144 224 80 224
WIRE 144 224 144 208
WIRE 208 48 112 48
WIRE 272 64 144 64
WIRE 272 80 272 64
WIRE 272 192 272 160
WIRE 272 208 272 192
WIRE 272 320 -112 320
WIRE 272 320 272 288
WIRE 352 192 272 192
WIRE 352 224 352 192
FLAG -384 400 0
FLAG 352 224 0
FLAG 80 448 0
FLAG 208 48 Out
IOPIN 208 48 Out
SYMBOL res -128 176 R90
WINDOW 0 55 89 VBottom 0
WINDOW 3 30 31 VTop 0
SYMATTR InstName R1
SYMATTR Value 10K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL voltage 272 64 R0
WINDOW 3 -11 60 Left 0
WINDOW 123 0 0 Left 0
SYMATTR Value 15
SYMATTR SpiceLine Rser=1 Cpar=100n
SYMATTR InstName V2
SYMBOL res -400 192 R0
SYMATTR InstName R2
SYMATTR Value 51
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL cap -160 128 R90
WINDOW 0 15 57 VBottom 0
WINDOW 3 -13 -4 VTop 0
SYMATTR InstName C1
SYMATTR Value 390p
SYMBOL res -128 240 R90
WINDOW 0 60 84 VBottom 0
WINDOW 3 32 42 VTop 0
SYMATTR InstName R3
SYMATTR Value 10K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL voltage 272 192 R0
WINDOW 3 -14 57 Left 0
WINDOW 123 0 0 Left 0
SYMATTR Value 15
SYMATTR SpiceLine Rser=1 Cpar=100n
SYMATTR InstName V1
SYMBOL res 0 32 R90
WINDOW 0 60 98 VBottom 0
WINDOW 3 32 39 VTop 0
SYMATTR InstName R4
SYMATTR Value 10K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL cap 64 0 R90
WINDOW 0 45 56 VBottom 0
WINDOW 3 18 -10 VTop 0
SYMATTR InstName C4
SYMATTR Value 390p
SYMBOL res 128 112 R0
WINDOW 0 26 82 Left 0
WINDOW 3 17 107 Left 0
SYMATTR InstName R5
SYMATTR Value 62K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 96 320 R0
SYMATTR InstName R6
SYMATTR Value 1e6
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL cap 32 352 R0
WINDOW 3 23 53 Left 0
SYMATTR Value 5p
SYMATTR InstName C5
SYMBOL voltage -304 240 R0
WINDOW 3 23 105 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 36 78 Left 0
SYMATTR Value PULSE(0 5 0 1n 1n .5u 1u)
SYMATTR InstName V3
SYMBOL 3080 -16 176 R0
WINDOW 38 -50 -50 Left 0
SYMATTR SpiceModel ca3080
SYMATTR InstName U1
TEXT -240 32 Left 0 !.tran 5u