simple past tense and past participle of multiplex
A device that interleaves several activities; a switching device.
A device that combines several input signals into a single output signal.
a device that can interleave two or more activities
In electronics, a multiplexer (or mux; spelled sometimes as multiplexor), also known as a data selector, is a device that selects between several analog or digital input signals and forwards the selected input to a single output line. The selection is directed by a separate set of digital inputs known as select lines.