DM74LS90M Overview
Key Specifications
Package: SOP
Operating Voltage: 5 V
Max Voltage (typical range): 5.25 V
Min Voltage (typical range): 4.75 V
Description
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 complement applications.
Key Features
- Output QA QD QC QB L L L L L L L H L L