Part number:
DM54ALS390
Manufacturer:
National Semiconductor
File Size:
122.18 KB
Description:
Dual 4-bit decade counters.
DM54ALS390_NationalSemiconductor.pdf
Datasheet Details
Part number:
DM54ALS390
Manufacturer:
National Semiconductor
File Size:
122.18 KB
Description:
Dual 4-bit decade counters.
DM54ALS390, Dual 4-Bit Decade Counters
Each of these monolithic counters contains eight masterslave flip-flops and additional gating to implement two independent four bit counters in a single package To use their maximum count length the B input is connected to the QA output The input count pulses are applied to input A and the outputs a
DM54ALS390 Features
* Y Y Y Y Y Switching specifications at 50 pF Switching specifications guaranteed over full temperature and VCC range Advanced oxide-isolated ion-implanted Schottky TTL process Individual clocks for A and B flip-flops provide dual divide-by-2 and divide-by-5 counters Direct clear for each 4-bit co
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