CMX655A - Ultra Low Power Voice Codec

CML

Download the CMX655A datasheet PDF. This datasheet also covers the CMX655D variant, as both devices belong to the same ultra low power voice codec family and are provided as variant models within a single manufacturer datasheet.

Key Features

Analogue and digital microphone support.
High efficiency Class-D amplifier.
Ultra Low power consumption.
16 bit audio data.
Supports conventional telephony and HD voice (300Hz - 3.4kHz and 50Hz -7kHz bandwidths).
Supports audio bandwidths up to 21kHz.
Supports 8/16/32/48 ksps sample rates.
Flexible serial audio interface.
SPI™/TWI control interface1.
Small 24-lead VQFN Package.

📥 Download Datasheet

CMX655A ultra low power voice codec by CML - Datasheet Preview — Note: The manufacturer provides a single datasheet file (CMX655D-CML.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	CMX655A
Manufacturer	CML
File Size	3.15 MB
Description	Ultra Low Power Voice Codec
Datasheet	CMX655A Datasheet

Other Datasheets by CML

Part Number	Description
CMX655D	Ultra Low Power Voice Codec
CMX654	V23 Transmit Modulator
CMX602A	Calling Line Identifier
CMX602B	Calling Line Identifier
CMX641A	DUAL SPM/SECURITY DETECTOR/GENERATOR
CMX683	Call Progress and Voice Detector
CMX017	UHF FM/FSK Transmitter
CMX469A	1200/2400/4800 Baud FFSK/MSK Modem
CMX7032	AIS Data Processor
CMX7042	AIS Data Processor

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text

CML Microcircuits COMMUNICATION SEMICONDUCTORS CMX655D/CMX655A Ultra Low Power Voice Codec D/655/3 October 2018 Features  Analogue and digital microphone support  High efficiency Class-D amplifier  Ultra Low power consumption  16 bit audio data  Supports conventional telephony and HD voice (300Hz - 3.