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CY28435 - Clock Generator

Description

Pin No.

1,7 2,6 3,55,56 4 5 8 Name VDD_PCI VSS_PCI DF/PCI FS_E/PCI4 PCI DF_EN/PCIF0 Type PWR GND 3.3V power supply for outputs.

Ground for outputs.

Features

  • Compliant to Intel CK410.
  • Supports Intel Prescott and Tejas CPU.
  • Selectable CPU frequencies.
  • Differential CPU clock pairs.
  • 100-MHz differential SRC clocks.
  • 96-MHz differential dot clock.
  • 48-MHz USB clocks.
  • 33-MHz PCI clock.
  • Dynamic Frequency Control.
  • Dial-A-Frequency.
  • Watchdog.
  • Two Independent Overclocking PLLs.
  • Low-voltage frequency select input.
  • I2C support with read.

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Full PDF Text Transcription

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www.DataSheet4U.com PRELIMINARY CY28435 Clock Generator for Intel Grantsdale Chipset Features • Compliant to Intel CK410 • Supports Intel Prescott and Tejas CPU • Selectable CPU frequencies • Differential CPU clock pairs • 100-MHz differential SRC clocks • 96-MHz differential dot clock • 48-MHz USB clocks • 33-MHz PCI clock • Dynamic Frequency Control • Dial-A-Frequency • Watchdog • Two Independent Overclocking PLLs • Low-voltage frequency select input • I2C support with readback capabilities • Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction • 3.3V power supply • 56-pin SSOP and TSSOP packages CPU x2 SRC x7 PCI x9 REF x2 DOT96 x1 USB x2 Block Diagram Pin Configuration Xin Xout 14.
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