The 74HC/HCT161 are presettable synchronous 4-bit binary counters with asynchronous reset. These devices are high speed silicon-gate CMOS devices that are pin compatible with low power Schottky TTL ...
The 74HC4520PW-Q100 is a dual 4-bit synchronous binary counter that features CMOS input level, ESD protection, and multiple package options. This device has two clock inputs such as nCP0 and nCP1. It ...