FX469 modem equivalent, 1200/2400/4800 baud ffsk modem.
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 GENE.
Data-Over-Radio PMR and Cellular Signalling Portable Data Terminals Personal/Cordless Telephone
Tx SIGNAL O/P Tx SYNC O.
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 continuou.
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