BUY CD74HCT193EE4 https://www.utsource.net/itm/p/9455013.html

Description: The CD74HCT193EE4 is a 4-bit synchronous binary up/down counter with an internal look-ahead carry. It is a high-speed CMOS logic device. Features: High-speed operation: tPD = 10 ns (typical) at VCC = 5 V Low power consumption: ICC = 4 μA (max) at Ta = 25°C High noise immunity: VNIH = VNIL = 28% VCC (min) Outputs source/sink 24 mA Outputs can be paralleled for higher current Fully static operation Synchronous counting and loading Asynchronous reset Common synchronous reset Internal look-ahead carry Applications: Frequency dividers Programmable dividers Divide-by-N counters Up/down counters Shift registers Pulse generators Frequency synthesisers (For reference only)