IC Logic - 7490 14 Pin Decade Counter

Typical power dissipation 145 mW Count frequency 42 MHz The 7490 monolithic counter contains four master slave flip-flops and additional gating to provide a divide-by two counter and a three-stage binary counter for which the count cycle length is divide-by-five. The counter has a gated zero reset and also has gated set-to-nine inputs for use in BCD nine’s complement applications. Specs Datasheet