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UPD72850A Datasheet IEEE1394 400Mbps PHY

Manufacturer: NEC (now Renesas Electronics)

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Overview

DATA SHEET MOS INTEGRATED CIRCUIT µPD72850A IEEE1394 400Mbps PHY The µPD72850A is the 3-port physical layer LSI which complies with the P1394a draft 2.0 specifications.

The µPD72850A works up to 400 Mbps.

It is an upgrade of NEC's µPD72850.

Key Features

  • The Three-port Physical Layer LSI complies to IEEE P1394a draft 2.0.
  • Connection debounce.
  • Arbitration enhancements.
  • Arbitrated short bus reset.
  • Ack-accelerated arbitration.
  • Fly-by concatenation.
  • Multiple-speed packet concatenation.
  • Arbitration enhancements and cycle start (controlled by the Link layer).
  • Performance optimization via PHY pinging.
  • Priority arbitration (controlled by the Link layer).

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