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Partname:SN74HC193NSR
Description: 4-BIT SYNCHRONOUS UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
Manufacturer:Texas Instruments
Package:NS
Pins:16
Oper. temp.:-40 to 85
Datasheet:PDF (143K).
Click here to download *)

The outputs of the four flip-flops are triggered on a low-to-high-level transition of either count (clock) input (UP or DOWN). The direction of counting is determined by which count input is pulsed while the other count input is high.

Click here to download SN74HC193NSR Datasheet
Click here to download SN74HC193NSR Datasheet
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