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CD54HC160, CD54HC162 BCD SYNCHRONOUS DECADE COUNTERS
D Synchronous Counting and Loading D Two Count-Enable Inputs for n-Bit
Cascading
D Asynchronous Reset (CD54HC160) D Synchronous Reset (CD54HC162) D Look-Ahead Carry for High-Speed Counting D Operating Range 2-V to 6-V VCC D EPIC™ (Enhanced-Performance Implanted
CMOS) Process
D Packaged in Ceramic (F) DIPs
SCHS301 – JUNE 2000
CD54HC160, CD54HC162 . . . F PACKAGE (TOP VIEW)
CLR CLK
A B C D ENP GND
1 2 3 4 5 6 7 8
16 VCC 15 RCO
14 QA 13 QB 12 QC 11 QD 10 ENT
9 LOAD
description
These synchronous, presettable counters feature an internal carry look-ahead for application in high-speed counting designs. The CD54HC160 and CD54HC162 are BCD decade counters.