Part Number : SN74LS174
Function :SYNCHRONOUS 4-BIT COUNTERS
Manufacturer : Texas Instruments
Pinout : 
Description
174, LS174, S174 : HEX D-TYPE FLIP-FLOPS
175, LS175, S175 : QUARDRUPLE D-TYPE FILP-FLOPS
Datasheet PDF Download
Other datasheets in the file : 54174, 54175, 54LS174, 54LS175, 54S174