DM7490A Datasheet
DM7490A Datasheet (Fairchild Semiconductor)
Fairchild Semiconductor
The DM7490A monolithic counter 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-.
s Typical power dissipation 145 mW s Count frequency 42 MHz Ordering Code: Order Number DM7490AN Package Number N14A Package Description 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Connection Diagram © 2000 Fairchild Semiconductor Corporation DS006533 .
DM7490A Datasheet (National Semiconductor)
National Semiconductor
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 divi.
Y Typical power dissipation 90A 145 m.