丝印：SN74ALS191AN；Package：PDIP；SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS

Single Down/Up Count-Control Line Look-Ahead Circuitry Enhances Speed of Cascaded Counters Fully Synchronous in Count Modes Asynchronously Presettable With Load Control Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Cer

文件：965.12 Kbytes 页数：18 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS

文件：133.6 Kbytes 页数：8 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN DECADE AND BINARY COUNTERS

文件：140.04 Kbytes 页数：8 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS

文件：133.6 Kbytes 页数：8 Pages

TI

德州仪器