FW643E
  • Second generation 1394b Open Host Controller Interface (OHCI) designed for high-performance, PCI Express applications.
  • Delivers improved data transfer rates with lower power consumption.
  • Ideal for high-end PC desktops and notebooks, adapter cards, and other applications requiring high-performance, data transfers.
FW643EEnlarge this
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Features

  • Single-chip, integrated Link and PHY for PCI Express 1394b
  • Supports three 1394b 800-Mb/s ports
  • High-performance, pipelined data transfer
  • Sustained performance of 87-MByte/s read and 78-MByte/s write
  • Dedicated asynchronous and isochronous descriptor-based DMA engines
  • Large DMA FIFOs
  • Enhanced power management
  • 480-mW typical power consumption
  • Full Advanced System Power Management (ASPM) and CLKREQ power management support
  • Single 24.576-MHz crystal for lower BOM costs
  • Single 3.3-V supply
  • Optional configuration EEPROM support
  • Small form factor halogen-free BGA package – 7 x 7mm footprint
  • Also available in 11 x 11 mm BGA package for lower-cost board layouts
  • Support for Windows and MacOS operating systems
  • Supports eight isochronous contexts for greater number of concurrent video streams

Benefits

  • Fastest 1394b device and the only single-chip PCI Express 1394b device available on the market today.
  • LSI provides support for the FW643 with:
    – Evaluation adapter board
    – Ready-to-manufacture adapter card reference design
    – Manufacturing test utilities
    – Configuration EEPROM image
  • Compliant and interoperable with 1394 TA specification.

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  • Compatible with Windows® 7.

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Product Brief (1)

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