NXP HEF4051BP IC, 4000 LOCMOS LOGIC
Single-Ended Multiplexer, 1 Func, 8 Channel, CMOS, PDIP16,
8-Channel Multiplexer Demultiplexer, 8-Input, 1-Output, 15V, 750mW, PDIP
Analog Multiplexer/demultiplexer 8-CHANNEL