SN74LS161A, SN74LS163A
BCD Decade Counters/
4−Bit Binary Counters
The LS161A/163A are high-speed 4-bit synchronous counters. They are edge-triggered, synchronously presettable, and cascadable MSI building blocks for counting, memory addressing, frequency division and other applications. The LS161A and LS163A count modulo 16 (binary).
The LS161A has an async...