DESCRIPTION
The HEF4067B is a 16-channel analogue multiplexer/demultiplexer with four address inputs (A0 to A3), an active LOW enable input (E), sixteen independent inputs/outputs (Y0 to Y15) and a common input/output (Z).
The device contains sixteen bidirectional analogue switches, each with one side connected to an independent input/output (Y0 to Y15) and the other side connected to the common input/output (Z).