7490 - decade counter (div-2 and div-5)

symbol

www.NanoBob.com 14 /CK.a 6 SET.a 2 CLR.a 12 Q0.a 1 /CK.b 7 SET.b 3 CLR.b 9 Q1.b 8 Q2.b 11 Q3.b

pin types

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