SN74ALS191A
Description
(TOP VIEW) B1 QB 2 QA 3 CTEN 4 D/U 5 QC 6 QD 7 GND 8 16 VCC 15 A 14 CLK 13 RCO 12 MAX/MIN 11 LOAD 10 C 9D The ’ALS191A are synchronous 4-bit reversible up/down binary counters.
Key Features
- POST OFFICE BOX 655303 DALLAS, TEXAS 75265
- POST OFFICE BOX 1443 HOUSTON, TEXAS 77251−1443
