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ICS94236 - Programmable System Clock Chip

General Description

The ICS94236 is a main clock synthesizer chip for AMD-K7 based systems with VIA style chipset.

This provides all clocks required for such a system.

The ICS94236 belongs to ICS new generation of programmable system clock generators.

Key Features

  • 1 - Differential pair open drain CPU clocks.
  • 1 - CPU clock @ 3.3V.
  • 13 - SDRAM @ 3.3V.
  • 6 - PCI @3.3V,.
  • 1 - 48MHz, @3.3V fixed.
  • 1 - 24/48MHz @ 3.3V.
  • 2 - REF @3.3V, 14.318MHz. Features:.
  • Programmable ouput frequency.
  • Programmable ouput rise/fall time.
  • Programmable PCI_F and PCICLK skew.
  • Spread spectrum for EMI control typically by 7dB to 8dB, with programmable spread percentage.
  • Watchd.

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Datasheet Details

Part number ICS94236
Manufacturer Integrated Circuit System
File Size 188.46 KB
Description Programmable System Clock Chip
Datasheet download datasheet ICS94236 Datasheet

Full PDF Text Transcription for ICS94236 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for ICS94236. For precise diagrams, and layout, please refer to the original PDF.

www.DataSheet4U.com Integrated Circuit Systems, Inc. ICS94236 Programmable System Clock Chip for AMD - K7™ processor Recommended Application: VIA KX/KT133 style chipset O...

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- K7™ processor Recommended Application: VIA KX/KT133 style chipset Output Features: • 1 - Differential pair open drain CPU clocks • 1 - CPU clock @ 3.3V • 13 - SDRAM @ 3.3V • 6 - PCI @3.3V, • 1 - 48MHz, @3.3V fixed. • 1 - 24/48MHz @ 3.3V • 2 - REF @3.3V, 14.318MHz. Features: • Programmable ouput frequency. • Programmable ouput rise/fall time. • Programmable PCI_F and PCICLK skew. • 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 14.318MHz crystal.

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