UPD9903 Datasheet Upd9903 Analog Subscriber Line Lsi Digital Codec

Manufacturer: NEC (now Renesas Electronics)

Overview: DATA SHEET MOS INTEGRATED CIRCUIT µPD9903 µPD9903 ANALOG SUBSCRIBER LINE LSI (DIGITAL CODEC) The µPD9903 is a digital CODEC that can be used in analog subscriber circuits such as private branch exchangers (PBXs) and switching equipment for central offices.

Datasheet Details

Part number	UPD9903
Manufacturer	NEC (now Renesas Electronics)
File Size	135.66 KB
Description	UPD9903 ANALOG SUBSCRIBER LINE LSI DIGITAL CODEC
Datasheet	UPD9903_NEC.pdf

Key Features

three of the functions required for analog subscriber circuits: 2W/4W conversion, CODEC supervision, and subscriber line supervision. Use of the µPD9903 in combination with a BS-SLIC (µPC7073) can reduce the number of components required in analog subscriber circuits.

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