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FX469 - 1200/2400/4800 Baud FFSK Modem

Datasheet Summary

Description

The FX469 is a single-chip CMOS LSI circuit which operates as a full-duplex pin-selectable 1200, 2400 or 4800 baud FFSK Modem.

The mark and space frequencies are 1200/1800, 1200/2400 and 2400/4800 Hz respectively.

Tone frequencies are phase continuous; transitions occur at the zero crossing point.

Features

  • Selectable Data Rates 1200, 2400 and 4800 Baud Full-Duplex FFSK Rx and Tx Bandpass Filters Clock Recovery and Carrier Detect Facilities Rx and Tx Enable Functions Tx.

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Datasheet preview – FX469

Datasheet Details

Part number FX469
Manufacturer CML
File Size 125.50 KB
Description 1200/2400/4800 Baud FFSK Modem
Datasheet download datasheet FX469 Datasheet
Additional preview pages of the FX469 datasheet.

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Full PDF Text Transcription

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CML Semiconductor Products PRODUCT INFORMATION FX469 Features Selectable Data Rates 1200, 2400 and 4800 Baud Full-Duplex FFSK Rx and Tx Bandpass Filters Clock Recovery and Carrier Detect Facilities Rx and Tx Enable Functions Tx GENERATOR Tx DATA I/P Tx ENABLE CLOCK RATE Tx FILTER 1200/2400/4800 Baud FFSK Modem Publication D/469/6 April 1998 Pin Selected Xtal/Clock Inputs 1.008MHz or 4.032MHz Radio and General Applications Data-Over-Radio PMR and Cellular Signalling Portable Data Terminals Personal/Cordless Telephone Tx SIGNAL O/P Tx SYNC O/P VDD XTAL/CLOCK CLOCK OSCILLATOR XTAL 1200/2400 BAUD SELECT 4800 BAUD SELECT BANDPASS O/P Rx ENABLE Rx SIGNAL I/P Rx FILTER LIMITER RETRIGGERABLE MONOSTABLE DIGITAL FILTER DATA FILTER LIMITER UNCLOCKED DATA O/P DIVIDER f ..
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