BUY SN74LS173N https://www.utsource.net/itm/p/962770.html
4-BIT D-TYPE REGISTER WITH 3-STATE OUTPUTS
Description: The SN74LS173N is a 4-bit synchronous binary counter with a storage register. It is a 16-pin dual in-line package (DIP) integrated circuit (IC). Features: Synchronous operation Edge-triggered inputs Parallel load capability Counts up or down Asynchronous reset Outputs can source or sink up to 10mA High-speed operation Low power consumption Applications: Frequency division Timing and pulse generation Data transmission Frequency synthesis Pulse counting Digital clock generation
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