A single LSI integrated circuit that contains the A/D and D/A circuitry in a PCM system is known as:
A) a repeater
B) a time-division multiplexer
C) a codec
D) a quantizer

Question

Quizplus · Accepted Answer

A codec, which stands for coder-decoder, is an integrated circuit that performs both analog-to-digital (A/D) and digital-to-analog (D/A) conversion processes, making it essential in PCM (Pulse Code Modulation) systems for encoding and decoding digital signals.

A Single LSI Integrated Circuit That Contains the A/D and D/A