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 • O...

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