XRT59L921 TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT

Exar Corporation

Description

www.DataSheet4U.com MARCH 2007 XRT59L921 TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT REV.1.2.1 GENERAL .
The XRT59L921 is an optimized twenty-one channel, E1, line interface unit, fabricated using low power CMOS technology.

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Datasheet Specifications

Part number: XRT59L921
Manufacturer: Exar Corporation
File Size: 518.12 KB
Datasheet: XRT59L921_ExarCorporation.pdf
Description: TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT

Features

* Twenty-One (21) Independent E1 (CEPT) Line Interface Units Recovery) (Transmitter, Receiver, and
* Transmit Output Pulses that are Compliant with the ITU-T G.703 Pulse Template Requirement for 2.048Mbps (E1) Rates
* On-Chip Pulse Shaping for both 75Ω and 120Ω line driver

Applications

* PDH Multiplexers
* SDH Multiplexers
* Digital Cross-Connect Systems
* DECT (Digital European Cordless Telephone) Base Stations
* CSU/DSU Equipment FIGURE 1. BLOCK DIAGRAM OF THE XRT59L921 Channels 2 - 20 Channel 1 Channel 0 LOS Detector LOS Detector LOS_0

XRT59L921 Distributors

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XRT59L921 TWENTY-ONE CHANNEL LINE INTERFACE UNIT Exar Corporation

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