Datasheet Details
Part number:
HD74HC190
Manufacturer:
File Size:
342.29 KB
Description:
Synchronous up/down decade counter.
Datasheet Details
Part number:
HD74HC190
Manufacturer:
File Size:
342.29 KB
Description:
Synchronous up/down decade counter.
HD74HC190, Synchronous Up/Down Decade Counter
The HD74HC190 is a 4-bit decade counter and the HD74HC191 is a 4-bit binary counter.
Synchronous counting operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic.
This mode of operation elimi
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