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ICS9FG1904B-1 Datasheet Frequency Generator

Manufacturer: Integrated Circuit Systems

Overview: Integrated Circuit Systems, Inc. ICS9FG1904B-1 Frequency Generator for CPU, PCIe Gen 1, PCIe Gen 2 & FBD Remended Application: DB1900GS/GSO with 15:4 output.

Key Features

  • Power up default is all outputs in 1:1 mode.
  • DIF_(14:0) can be “gear-shifted” from the input CPU Host Clock.
  • DIF_(18:15) can be “gear-shifted” from the input CPU Host Clock.
  • Spread spectrum compatible.
  • Supports output clock frequencies up to 400 MHz.
  • 8 Selectable SMBus addresses.
  • SMBus address determines PLL or Bypass mode Key Specifications:.
  • DIF output cycle-to-cycle jitter < 50ps.
  • DIF output-to-output skew < 10.

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