initial commit

examples/jigs/1441.asc

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+Version 4
+SHEET 1 1076 800
+WIRE 304 112 256 112
+WIRE 464 112 384 112
+WIRE 0 224 0 208
+WIRE 336 240 336 208
+WIRE 176 256 160 256
+WIRE 256 256 256 112
+WIRE 256 256 240 256
+WIRE 304 256 256 256
+WIRE 464 272 464 112
+WIRE 464 272 368 272
+WIRE 496 272 464 272
+WIRE 304 288 256 288
+WIRE 0 320 0 304
+WIRE 128 320 128 304
+WIRE 336 336 336 304
+WIRE 128 416 128 400
+WIRE 256 416 256 288
+WIRE 256 416 128 416
+WIRE 352 416 256 416
+WIRE 464 416 464 272
+WIRE 464 416 416 416
+WIRE 128 432 128 416
+WIRE 128 528 128 512
+FLAG 0 320 0
+FLAG 0 208 +V
+FLAG 336 208 +V
+FLAG 336 336 0
+FLAG 128 528 0
+FLAG 128 304 +V
+FLAG 160 256 0
+FLAG 496 272 OUT
+SYMBOL voltage 0 208 R0
+SYMATTR InstName V1
+SYMATTR Value 3.3
+SYMBOL Comparators\\LTC1441 336 208 R0
+SYMATTR InstName U1
+SYMBOL misc\\xtal 416 400 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 Invisible 2
+SYMATTR InstName C1
+SYMATTR Value .39p
+SYMATTR SpiceLine Rser=5K Lser=60 Cpar=3.9p
+SYMBOL res 112 416 R0
+SYMATTR InstName R1
+SYMATTR Value 470K
+SYMBOL res 112 304 R0
+SYMATTR InstName R2
+SYMATTR Value 1Meg
+SYMBOL cap 240 240 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName C2
+SYMATTR Value 10p
+SYMBOL res 400 96 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R3
+SYMATTR Value 1.2Meg
+TEXT 400 472 Left 2 !.tran 3m startup
+TEXT 368 64 Bottom 2 ;32.768KHz "Watch Crystal" Oscillator