4-Bit 2:1 Multiplexer, 3-State, 70MHz, PDIP
4-Bit 2:1 Mux, 3-State, 5.3ns, PDIP, 5V
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-PDIP 0 to 70
SN74S158NS
SN74F258N