Unknown Manufacturer 4052
4x1 multiplexer/demultiplexer
4051 : 8X1 multiplexer/demultiplexer Pin Symbol E VEE VSS S1 , S2 , S3 Y0 – Y7 Z VDD Pin Function Kept low to enable normal functioning of MUX/DEMUX Supply Voltage Ground Supply Voltage Selection Pin Inputs Independent Input or Output Pins Common Input or Output Pin Supply Voltage 4052 : 4X1 multiplexer/demultiplexer Pin Symbol E VEE VSS S1 , S2 1Y0 – 1Y3, 2Y0 – 2Y3 1Z, 2Z VDD Pin Function Kept low to enable normal functioning of MUX/DEMUX Supply Voltage Ground Supply Voltage Selection Pin Inputs Independent Input or Output Pins Common Input or Output Pin Supply Voltage Note : 2X1 and 16X1 MUX/DEMUX are also available and has similar pin configuration.