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CMX882 - Baseband Processor

Datasheet Summary

Description

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

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.

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Datasheet preview – CMX882

Datasheet Details

Part number CMX882
Manufacturer CML
File Size 1.35 MB
Description Baseband Processor
Datasheet download datasheet CMX882 Datasheet
Additional preview pages of the CMX882 datasheet.

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Full PDF Text Transcription

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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’ Radios 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 voice/subaudio filtering • C-BUS serial host interface • RF interface allowing 1 or 2 point modulation • Programmable soft limiter • Enhanced CTCSS and 23/24 bit
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