SN54AHCT157, SN74AHCT157 QUADRUPLE 2-LINE TO 1-LIN.
Texas Instruments
SN74AHCT157 - QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SN54AHCT157, SN74AHCT157 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS D Inputs Are TTL-Voltage Compatible D Latch-Up Performance Exceeds 25.