絲?。?a target="_blank" title="Marking" href="/cd74hct191e/marking.html">CD74HCT191E；Package：PDIP；SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

2-V to 6-V VCC Operation (’HC190, 191) 4.5-V to 5.5-V VCC Operation (’HCT191) Wide Operating Temperature Range of ?55°C to 125°C Synchronous Counting and Asynchronous Loading Two Outputs for n-Bit Cascading Look-Ahead Carry for High-Speed Counting Balanced Propagation Delays and Transitio

文件：1.01056 Mbytes 頁數(shù)：35 Pages

TI

德州儀器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

2-V to 6-V VCC Operation (’HC190, 191) 4.5-V to 5.5-V VCC Operation (’HCT191) Wide Operating Temperature Range of ?55°C to 125°C Synchronous Counting and Asynchronous Loading Two Outputs for n-Bit Cascading Look-Ahead Carry for High-Speed Counting Balanced Propagation Delays and Transitio

文件：1.00414 Mbytes 頁數(shù)：34 Pages

TI

德州儀器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

2-V to 6-V VCC Operation (’HC190, 191) 4.5-V to 5.5-V VCC Operation (’HCT191) Wide Operating Temperature Range of ?55°C to 125°C Synchronous Counting and Asynchronous Loading Two Outputs for n-Bit Cascading Look-Ahead Carry for High-Speed Counting Balanced Propagation Delays and Transitio

文件：1.00414 Mbytes 頁數(shù)：34 Pages

TI

德州儀器

SYNCHORONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件：1.23656 Mbytes 頁數(shù)：31 Pages

TI

德州儀器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件：614.22 Kbytes 頁數(shù)：26 Pages

TI

德州儀器