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ICS9250-18

Integrated Circuit Systems
Part Number ICS9250-18
Manufacturer Integrated Circuit Systems
Description Frequency Generator & Integrated Buffers
Published Dec 11, 2005
Detailed Description Integrated Circuit Systems, Inc. ICS9250-18 Frequency Generator & Integrated Buffers for Celeron & PII/III™ Recommende...
Datasheet PDF File ICS9250-18 PDF File

ICS9250-18
ICS9250-18

Overview
Integrated Circuit Systems, Inc.
ICS9250-18 Frequency Generator & Integrated Buffers for Celeron & PII/III™ Recommended Application: BX, Appollo Pro 133 type of chip set.
Output Features: • 3 - CPUs @2.
5V, up to 166MHz.
• 17 - SDRAM @ 3.
3V, up to 166MHz.
• 7 - PCI @3.
3V • 2 - IOAPIC @ 2.
5V • 1 - 48MHz, @3.
3V fixed.
• 1 - 24MHz @ 3.
3V • 2 - REF @3.
3V, 14.
318MHz.
Features: • Up to 166MHz frequency support • Support power management: CPU, PCI, stop and Power down Mode form I2C programming.
• Spread spectrum for EMI control (± 0.
25% center spread) • Uses external 14.
318MHz crystal Key Specifications: • CPU – CPU: <175ps • CPU – PCI: 1 - 4ns • PCI – PCI: <500ps • SDRAM - SDRAM: <250ps Pin Conf...


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