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4017 - Decade counter with 10 decoded outputs (5-stage Johnson counter)

pinout

1 Q5 16 Vcc 2 Q1 15 RST 3 Q0 14 CLK 4 Q2 13 CLKEN 5 Q6 12 COUT 6 Q7 11 Q9 7 Q3 10 Q4 8 GND 9 Q8 4017 www.nanobob.com

symbol

14 CLK 3 Q0 13 CLKEN 2 Q1 15 RST 4 Q2 7 Q3 10 Q4 1 Q5 5 Q6 6 Q7 9 Q8 11 Q9 12 COUT

description

CLKEN=clock enable

COUT=carry out

RST=reset

CLK=clock input

timing diagram

pin types

0 digital input 0 digital output 0 digital input-output (bidir) 0 analog (input or output) 0 positive power 0 ground 0 negative power