MSM7580 Datasheet - OKI

MSM7580 ITU-T G.721 ADPCM TRANSCODER

The MSM7580 is an ADPCM transcoder which is used by the new digital cordless system. It converts 64 kbps voice PCM serial data to 32 kbps ITU-T G.721 ADPCM serial data, and vice versa. This device consists of two systems with full-duplex voice data channels and a data-through mode. The MSM7580 provi.

MSM7580 Features

* Conforms to ITU-T G.721

* Built-in Full-duplex Transcoder with Two Data channels

* PCM companding Law: A-law/µ -law selectable

* Synchronized Operation between coder and decoder, and between two channels.

* Serial PCM Data Transmission Speed: 64 kbps to 2048

MSM7580_OKI.pdf