XRT82D20 Datasheet - Exar Corporation

XRT82D20 - SINGLE CHANNEL E1 LINE INTERFACE UNIT

The XRT82D20 is a fully integrated, single channel, Line Interface Unit (Transceiver) for 75 Ω or 120 Ω E1 (2.048 Mbps) applications. The LIU consists of a receiver with adaptive data slicer for accurate data and clock recovery and a transmitter which accepts either single or dual-rail digital input.

XRT82D20 Features

* Complete E1 (CEPT) line interface unit

* Generates transmit output pulses that are compliant with the ITU-T G.703 Pulse Template for 2.048Mbps (E1) rates

* On-Chip Pulse Shaping for both 75 Ω and 120 Ω Line Drivers FIGURE 1. BLOCK DIAGRAM OF THE XRT82D20

* Clock Re

XRT82D20_ExarCorporation.pdf