Quad 2:1 Multiplexer IC, 110MHz, 5.5V, 7.5ns, TFSOP
SN74AHC157DGVR
Quad 2:1 Mux IC, 8.4ns, 5.5V, 8mA, TFSOP
8-Input 4-Output Multiplexer, 74AHC Series, Single Supply, 2-5.5V, TFSOP Package