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CXD1944R - IEEE1394 3-port 200Mbps Cable Transceiver/Arbiter

General Description

The CXD1944R is a PHY chip which suppor ts 100/200Mbps speeds and performs cable interface and bus arbitration.

It conforms to the high performance serial bus IEEE1394-1995 standard.

The structure is 0.4µm CMOS and it operates on a single 3.3V power supply.

Key Features

  • Conforms to IEEE1394-1995.
  • Single 3.3V power supply.
  • Supports 100/200Mbps speeds.
  • Automatic power down for unused ports.
  • Power down mode to conserve energy.
  • Supports short reset operation.
  • Supports ping for optimization of a Gap_count Absolute Maximum Ratings.
  • Supply voltage.
  • Input voltage.
  • Output voltage.
  • Storage temperature VDD VI.
  • 0.5 to +4.6 V.

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www.DataSheet4U.com PRELIMINARY CXD1944R IEEE1394 3-port 200Mbps Cable Transceiver/Arbiter Description The CXD1944R is a PHY chip which suppor ts 100/200Mbps speeds and performs cable interface and bus arbitration. It conforms to the high performance serial bus IEEE1394-1995 standard. The structure is 0.4µm CMOS and it operates on a single 3.3V power supply. 64 pin LQFP (plastic) Features • Conforms to IEEE1394-1995 • Single 3.3V power supply • Supports 100/200Mbps speeds • Automatic power down for unused ports • Power down mode to conserve energy • Supports short reset operation • Supports ping for optimization of a Gap_count Absolute Maximum Ratings • Supply voltage • Input voltage • Output voltage • Storage temperature VDD VI –0.5 to +4.