XRT79L74 Overview
PRELIMINARY LINE INTERFACE UNIT XRT79L74 REV. P1.0.0 4 - CHANNEL DS3/E3 ATM UNI/PPP BO IC MARCH 2004 REGISTER MANUAL The XRT79L74 is a four channel, ATM UNI/PPP Physical Layer Processor with integrated DS3/E3 framing controllers and Line Interface Units with Jitter Attenuators that are designed to support ATM direct mapping and cell delineation as well as PPP mapping and Frame processing. For ATM UNI applications,...
XRT79L74 Key Features
- On chip Clock and Data Recovery circuit for high
- Meets E3/DS3 Jitter Tolerance Requirements
- Detects and Clears LOS as per G.775
- Receiver Monitor mode handles up to 20 dB flat
- Meets ETSI TBR 24 and GR-499 Jitter Transfer
- On chip B3ZS/HDB3 encoder and decoder that can
- On-chip clock synthesizer provides the appropriate
- Integrated T3/E3 Line Interface Unit
- Integrated Jitter Attenuator that can be selected
- On chip advanced crystal-less Jitter Attenuator
XRT79L74 Applications
- On chip Clock and Data Recovery circuit for high