CMX7158 Datasheet (CML Microsystems Plc)

CMX7158, Duplex Audio Scrambler

The CMX7158 is a full-duplex, frequency inversion audio scrambler IC.

This makes it a suitable device for use in multifunction audio systems as well as mobile and hand portable Cellular / Bluetooth / PMR / LMR radio systems.

The device provides additional functionality to facilitate implementation i

CMX7158 Features

* Fully independent Tx and Rx paths

* Programmable Inversion points

* MIC path AGC

* VOX detection

* DTMF encoder / decoder

* Selcall encoder / decoder

* Digital Gain Adjustment

* C-BUS Serial Interface to Host µController

* Bypass mode for HD Audio (up to 7kHz)