These monolithic data selectors/multiplexers contain inverters and drivers to supply full on-chip data selection to the four output gates. A separate strobe input is provided. A 4-bit word is selected from one of two sources and is routed to the four outputs. The SN74S157N presents true data.
Buffered Inputs and Outputs
Expand Any Data Input Point
Multiplex Dual Data Buses
Generate Four Functions of Two Variables (One Variable Is Common)
Source Programmable Counters
Datasheet Available:Texas Instruments SN74S157N
16 pin DIP. Manufactured by Texas Instruments.