DM74ALS161B PDF 데이터시트 검색

DM74ALS161B DM74ALS162B DM74ALS163B Synchronous Four-Bit Counter April 1984 Revised February 2000 DM74ALS161B DM74ALS162B DM74ALS163B Synchronous Four-Bit Counter General Description These synchronous presettable counters feature an internal carry look ahead for application in high speed counting designs. The DM74ALS162B is a four-bit decade counter, while the DM74ALS161B and DM74ALS163B are four-bit binary counters. The DM74ALS161B clears asynchronously, while the DM74ALS162B and DM74ALS1