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ICS951403 - AMD-K7 System Clock Chip

Description

The ICS951403 is a main clock synthesizer chip for AMD-K7 based systems with ATI chipset.

This provides all clocks required for such a system.

The ICS951403 belongs to ICS new generation of programmable system clock generators.

Features

  • 3 differential pair open drain CPU clocks (1.5V external pull-up; up to 150MHz achieviable through I2C).
  • 2 - AGPCLK @ 3.3V.
  • 8 - PCI @3.3V, including 1 free running.
  • 1 - 48MHz @ 3.3V.
  • 1 - 24/48MHz @ 3.3V.
  • 2- REF @3.3V, 14.318MHz. Features:.
  • Programmable ouput frequency.
  • Programmable ouput rise/fall time.
  • Programmable group skew.
  • Real time system reset output.
  • Spread spectrum for EMI control typica.

📥 Download Datasheet

Datasheet Details

Part number ICS951403
Manufacturer ICS
File Size 682.62 KB
Description AMD-K7 System Clock Chip
Datasheet download datasheet ICS951403 Datasheet

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Full PDF Text Transcription

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www.DataSheet4U.com Integrated Circuit Systems, Inc. ICS951403 AMD-K7TM System Clock Chip Recommended Application: ATI chipset with K7 systems Output Features: • 3 differential pair open drain CPU clocks (1.5V external pull-up; up to 150MHz achieviable through I2C) • 2 - AGPCLK @ 3.3V • 8 - PCI @3.3V, including 1 free running • 1 - 48MHz @ 3.3V • 1 - 24/48MHz @ 3.3V • 2- REF @3.3V, 14.318MHz. Features: • Programmable ouput frequency • Programmable ouput rise/fall time • Programmable group skew • Real time system reset output • Spread spectrum for EMI control typically by 7dB to 8dB, with programmable spread percentage • Watchdog timer technology to reset system if over-clocking causes malfunction • Uses external 14.
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