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 Ω twisted pair and 75 Ω 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