• Part: XRT72L71
  • Manufacturer: Exar
  • Size: 1.08 MB
Download XRT72L71 Datasheet PDF
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XRT72L71 Description

The XRT72L71 DS3 ATM User Network Interface (UNI)/Clear-Channel Framer is designed to function as either a DS3 ATM UNI or Clear channel framer. For ATM UNI applications, this device provides the ATM Physical Layer (Physical Medium Dependent and Transmission Convergence sub-layers) interface for both the public and private networks at DS3 rates. For Clear-Channel framer applications, this device supports the...

XRT72L71 Key Features

  • pliant with UTOPIA Level 1 and 2 with 8 or 16 Bit Interface Specification and supports UTOPIA Bus speeds of up to 50 MHz
  • Contains on-chip 16 cell FIFO in both the Transmit (TxFIFO) and Receive Directions (RxFIFO)
  • Contains on-chip 54 byte Transmit OAM Cell buffer and a 108 byte Receive OAM cell buffer, for transmission, reception an
  • Supports PLCP or ATM Direct Mapping modes
  • Supports M13 and C-Bit Parity Framing Formats
  • Supports DS3 Clear Channel Framing