Part Number : 74LS90
Function : DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS
Manufacturers : Texas Instruments
Pinouts :
Description :
90A, LS90 : Decade Counters, 92A, LS92 : Divide By-Twelve Counters, 93A, LS93 : 4-bit Binary Counters
74LS90 Datasheet PDF Download
Other data sheets within the file :
5490A,5492A,5493A,54LS90,54LS92