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XRT73L03 Datasheet

3 Channel E3/ds3/sts-1 Line Interfce Unit

Manufacturer: Exar (now MaxLinear)

XRT73L03 Overview

The XRT73L03 is a 3-Channel, E3/DS3/STS-1 Line Interface Unit designed for E3, DS3 or SONET STS-1 applications and consists of three independent line transmitters and receivers integrated on a single chip. Each channel of the XRT73L03 can be configured to support the E3 (34.368 Mbps), DS3 (44.736 Mbps) or the SONET STS-1 (51.84 Mbps) rates. Each channel can be configured to operate in a mode/data rate that is...

XRT73L03 Key Features

  • Meets E3/DS3/STS-1 Jitter Tolerance Requirements
  • Full Loop-Back Capability
  • Transmit and Receive Power Down Modes
  • Full Redundancy Support
  • Contains a 4-Wire Microprocessor Serial Interface
  • Uses Minimum External ponents
  • Single +3.3V Power Supply
  • 5V tolerant I/O
  • 40°C to +85°C Operating Temperature Range
  • Available in a Thermally Enhanced 120 pin TQFP package FIGURE 1. XRT73L03 BLOCK DIAGRAM

XRT73L03 Distributor