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XRT72L56 Datasheet Six Channel Ds3/e3 Framer Ic

Manufacturer: Exar (now MaxLinear)

Overview: .. áç JANUARY 2001 PRELIMINARY XRT72L56 REV. P1.1.2 SIX CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER.

General Description

The XRT72L56, 6 Channel DS3/E3 Framer is designed to accept “User Data” from the Terminal Equipment and insert this data into the “payload” bitfields within an “outbound” DS3/E3 Data Stream.

The XRT72L56 DS3/E3 Framer support full-duplex data flow between Terminal Equipment and an LIU (Line Interface Unit) .

The Framer will transmit, receive and process data in the DS3-C-bit Parity, DS3M13, E3-ITU-T G.751 and E3-ITU-T G.832 Framing Formats.

Key Features

  • Transmits, Receives and Processes data in the DS3-C-bit Parity, DS3-M13, E3-ITU-T G.751 and E3-ITU-T G.832 Framing Formats.
  • Per Channel High Speed HDLC Controllers.
  • Interfaces to all Popular Microprocessors.
  • Extensive Performance Monitoring support.
  • Available in a 388 Ball PBGA package.
  • 3.3V Power Supply with 5V Tolerant I/O.
  • Operating Temperature -40°C to +85°C.

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