Version 4
SHEET 1 880 680
WIRE -240 208 -240 176
WIRE -240 400 -240 288
WIRE -112 320 -112 304
WIRE -112 400 -112 384
WIRE -32 96 -240 96
WIRE -32 208 -32 96
WIRE -32 304 -112 304
WIRE -32 304 -32 208
WIRE -32 352 -80 352
WIRE -32 352 -32 304
WIRE 0 208 -32 208
WIRE 16 96 -32 96
WIRE 16 304 -32 304
WIRE 48 352 32 352
WIRE 48 368 48 352
WIRE 64 352 48 352
WIRE 96 304 80 304
WIRE 96 304 96 256
WIRE 128 96 96 96
WIRE 128 208 112 208
WIRE 128 208 128 96
WIRE 128 224 128 208
WIRE 128 304 96 304
WIRE 128 304 128 288
WIRE 128 352 128 304
FLAG 48 368 0
FLAG -240 400 0
FLAG -112 400 0
SYMBOL res 112 80 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 4k7
SYMBOL Misc\\xtal 80 288 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 34 32 VTop 0
SYMATTR InstName Xtal1
SYMATTR Value 100f
SYMATTR SpiceLine Rser=5 Lser=2m5 Cpar=1p5
SYMBOL cap 32 336 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C1
SYMATTR Value 20p
SYMBOL cap 128 336 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C2
SYMATTR Value 20p
SYMBOL Robertugo\\Pote 112 192 R0
SYMATTR InstName U2
SYMATTR Value Rt=10K
SYMBOL voltage -240 192 R0
WINDOW 3 -6 58 Left 0
SYMATTR InstName Vcc
SYMATTR Value 5
SYMBOL res -256 80 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Robertugo\\Pote -96 416 R180
SYMATTR InstName U3
SYMATTR Value Rt=10K
SYMBOL Dig_Add\\CD4xxx\\CD4049B 48 144 R0
SYMATTR InstName U1
TEXT -38 402 Left 0 !.tran 10u