CMX148 PMR Audio and Data Processor

Consumer Microcircuits Limited

Description

CMX148 PMR Audio and Data Processor D/148/7 July 2023 Audio Processing, DTMF and FFSK/MSK Data Modem with Auxiliary Functions for use in Analogue PM.
The CMX148 is a half-duplex, audio, signalling and data processing IC for use in PMR systems that utilise the host µC to perform signalling, including.

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Datasheet Specifications

Part number: CMX148
Manufacturer: Consumer Microcircuits Limited
File Size: 1.88 MB
Datasheet: CMX148-ConsumerMicrocircuitsLimited.pdf
Description: PMR Audio and Data Processor

Features

* Concurrent Audio/Signalling/Data Operations
* Complete Audio-band Processing: o Selectable Audio Processing Order o Pre and De-emphasis o Selectable 2.55/3.0 kHz Filtering o Selectable Audio HPF Cut-off o Compandor o Limiter
* Programmable Voice Scrambler
* MSK/FFSK

Applications

* A DTMF encoder/decoder, a full complement of auxiliary ADCs and DACs and dual synthesised clock outputs are included in this low power PMR processor. The device also has flexible powersaving modes and is available in 48-pin VQFN and LQFP packages. © 2023 CML Microsystems Plc PMR Audio and Data Pr

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CMX148 PMR Audio and Data Processor Consumer Microcircuits Limited

Consumer Microcircuits Limited CMX148-like datasheet