Each of these monolithic counters contains four master-slave flip-flops and additional gating to provide a divide-by-two counter and a three-stage binary counter for which the count cycle length is divide-by-five for the DM74LS90.
All of these counters have a gated zero reset and the 74LS90 also has gated set-to-nine inputs for use in BCD nine’s complement applications.
Package includes :
- 1 x 74LS90 – Decade Counter / Binary Counter
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