DESCRIPTION

The IDT82V2054 is a single chip, 4-channel E1 short haul PCM transceiver with a reference clock of 2.048 MHz. The IDT82V2054 contains 4 transmitters and 4 receivers.

FEATURES

◆ Fully integrated quad E1 short haul line interface which supports 120 ? twisted pair and 75 ? coaxial applications

◆ Selectable Single Rail mode or Dual Rail mode and AMI or HDB3 encoder/decoder

◆ Built-in transmit pre-equalization meets G.703

◆ Selectable transmit/receive jitter attenuator meets ETSI CTR12/ 13, ITU G.736, G.742 and G.823 specifications

◆ SONET/SDH optimized jitter attenuator meets ITU G.783 mapping jitter specification

◆ Digital/Analog LOS detector meets ITU G.775 and ETS 300 233

◆ ITU G.772 non-intrusive monitoring for in-service testing for any one of channel 1 to channel 3

◆ Low impedance transmit drivers with high-Z

◆ Selectable hardware and parallel/serial host interface

◆ Local and Remote Loopback test functions

◆ Hitless Protection Switching (HPS) for 1 + 1 protection without relays

◆ JTAG boundary scan for board test

◆ 3.3 V supply with 5 V tolerant I/O

◆ Low power consumption

◆ Operating temperature range: -40°C to +85°C

◆ Available in 144-pin Thin Quad Flat Pack (TQFP) and 160-pin

Plastic Ball Grid Array (PBGA) packages

Green package options available