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ICS950402 - AMD System Clock

General Description

PIN # PIN NAME 1 FS0/REF0 2 VDDREF 3 X1 4 X2 5 GND 6 (PCICLK7/HTTCLK0)ModeA 7 PCICLK8/HTTCLK1/ModeB 8 PCICLK9/HTTCLK2 9 VDDPCI 10 GND 11 ~PCICLK10/HTTCLK3 12 PCICLK11 13 PCICLK0 14 PCICLK1 15 GND 16 VDDPCI 17 PCICLK2 18 PCICLK3 19 VDDPCI 20

Key Features

  • 2 - Differential pair push-pull CPU clocks @ 3.3V.
  • 9 - PCICLK (Including 1 free running) @3.3V.
  • FS0/REF0 1 VDDREF 2 X1 3 X2 4 GND 5 48 REF1/FS1.
  • 47 GND 46 VDDREF 45 REF2/FS2.
  • 44 Reset#.
  • 4 - Selectable PCICLK/HTTCLK @3.3V.
  • 1 - 48MHz, @3.3V fixed.
  • 1 - 24/48MHz @ 3.3V.
  • 3 - REF @3.3V, 14.318MHz. Features:.
  • Programmable output frequency.
  • (PCICLK7/HTTCLK0)ModeA 6.
  • PCICLK8/HTTCLK1/ModeB 7 PCICLK9/HTTCLK2 8 VDDPCI.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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ICS950402 AMD - K8™ System Clock Chip Recommended Application: AMD K8 System Clock with AMD or VIA Chipset Pin Configuration Output Features: • 2 - Differential pair push-pull CPU clocks @ 3.3V • 9 - PCICLK (Including 1 free running) @3.3V *FS0/REF0 1 VDDREF 2 X1 3 X2 4 GND 5 48 REF1/FS1* 47 GND 46 VDDREF 45 REF2/FS2* 44 Reset# • 4 - Selectable PCICLK/HTTCLK @3.3V • 1 - 48MHz, @3.3V fixed. • 1 - 24/48MHz @ 3.3V • 3 - REF @3.3V, 14.318MHz. Features: • Programmable output frequency. *(PCICLK7/HTTCLK0)ModeA 6 *PCICLK8/HTTCLK1/ModeB 7 PCICLK9/HTTCLK2 8 VDDPCI 9 GND 10 PCICLK10/HTTCLK3 11 PCICLK11 12 43 VDDA 42 GND 41 CPUCLK8T0 40 CPUCLK8C0 39 GND 38 VDDCPU 37 CPUCLK8T1 ICS950402 • Programmable output divider ratios. PCICLK0 13 36 CPUCLK8C1 • Programmable output rise/fall time.