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DM74LS90N Datasheet

Decade And Binary Counters

Manufacturer: Fairchild (now onsemi)

This datasheet includes multiple variants, all published together in a single manufacturer document.

DM74LS90N Overview

Each of these monolithic counters contains four masterslave flip-flops and additional gating to provide a divide-bytwo 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 DM74LS90 also has gated set-to-nine inputs for use in BCD nine’s plement applications. To use their maximum count length (decade or four...

DM74LS90N Distributor