Synchronous Up / Down Decade Counter
Description
HD74LS190
Synchronous Up / Down Decade Counter (signal clock line)
REJ03D0452–0200 Rev.2.00
Jul.15.2005
Synchronous 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 eliminates the output counting spikes normally associa...
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