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CMX867

Part Number	CMX867
Manufacturer	CML Microcircuits
Description	Low Power V.22 Modem
Published	Jan 21, 2015
Detailed Description	D/867/2 November 2001 Features • V.22, Bell 212A 1200/1200 or 600/600 bps DPSK • V.23 1200/75, 1200/1200, 75, 1200 bps F...
Datasheet	CMX867 PDF File

Overview

D/867/2 November 2001 Features • V.
22, Bell 212A 1200/1200 or 600/600 bps DPSK • V.
23 1200/75, 1200/1200, 75, 1200 bps FSK • Bell 202 1200/150, 1200/1200, 150, 1200 bps FSK • V.
21 or Bell 103 300/300 bps FSK • DTMF/Tones Transmit and Receive • ‘Powersave’ Standby Mode • Software and Hardware Compatible with CMX868 CMX867 Low Power V.
22 Modem Provisional Information Applications • Telephone Telemetry Systems • Remote Utility Meter Reading • Security Systems • Industrial Control Systems • Electronic Cash Terminals • Pay-Phones • Cable TV Set-Top Boxes 1.
1 Brief Description The CMX867 is a multi-standard modem for use in telephone based information and telemetry systems.
Control of the device is via a simple high speed serial bus, compatible with most types of µC serial interface.
The data transmitted and received by the modem is also transferred over the same serial bus.
On-chip programmable Tx and Rx USARTs meeting the requirements of V.
14 are provided for use with asynchronous data a...

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