CD74HC4067 Analogue Digital MUX Breakout 16 Channel Multiplexer for Arduino etc

The breakout board described is designed for the CD74HC4067, a 16-channel analogue/digital multiplexer/demultiplexer IC. The chip functions like a rotary switch, allowing the common pin (COM) to be connected to one of the 16 channel pins (CHANxx).

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