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CMX882 Datasheet Baseband Processor

Manufacturer: CML

Overview: CMX882 Baseband Processor for ‘Leisure’ Radios with Data D/882/18 April 2009 Full-Feature Audio-Processing, Signalling and GPS Data for Half Duplex FRS, MURS, PMR446 and GMRS ‘Leisure’.

Datasheet Details

Part number CMX882
Manufacturer CML
File Size 1.35 MB
Description Baseband Processor
Datasheet CMX882-CML.pdf

General Description

CMX882, a full-function half-duplex audio and signalling processor IC for FRS and PMR446 type facilities suitable for both plex and simple end-designs.

Under the control of the host µC, all voiceband requirements are catered for: voiceband and sub-audio filtering, pre/de-emphasis, pression and expansion and audio routing and global level setting with single or two-point modulation in the transmit path.

The bination of new and standard signalling functions of this product offer, under software control, increased functionality, versatility and privacy.

Key Features

  • Automatic signal type scanning and IRQ on detection of valid Rx signals, level or RSSI.
  • Tone generator for caller recognition tunes.
  • Programmable power down control.
  • Programmable signal detection thresholds.
  • Low Power operation with Zero Power mode.
  • Uncommitted Aux ADC with switchable input to monitor signals.
  • Silent operation by removal of unwanted calls.
  • Voice processing facilities, including Tx and Rx gain setting and.

CMX882 Distributor