HD74HC190, HD74HC191
Synchronous Up/Down Decade Counter (Single Clock Line)
Synchronous Up/Down 4-bit Binary Counter (Single Clock Line)
REJ03D0587-0300 Rev.3.00
Jan 31, 2006
Description
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 simultaneou...
