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ICS9250-30

Integrated Circuit Systems
Part Number ICS9250-30
Manufacturer Integrated Circuit Systems
Description Frequency Generator & Integrated Buffers
Published Dec 11, 2005
Detailed Description Integrated Circuit Systems, Inc. ICS9250-30 Preliminary Product Preview Frequency Generator & Integrated Buffers for C...
Datasheet PDF File ICS9250-30 PDF File

ICS9250-30
ICS9250-30

Overview
Integrated Circuit Systems, Inc.
ICS9250-30 Preliminary Product Preview Frequency Generator & Integrated Buffers for Celeron & PII/III™ Recommended Application: 810/810E and Solano type chipset Output Features: • 2 - CPUs @ 2.
5V, up to 200MHz.
• 13 - SDRAM @ 3.
3V, up to 200MHz.
• 3 - 3V66 @ 3.
3V, 2x PCI MHz.
• 8 - PCI @3.
3V.
• 1 - 48MHz, @3.
3V fixed.
• 1 - 24/48MHz @ 3.
3V • 1 - REF @3.
3V, 14.
318MHz.
Features: • Support PC133 SDRAM.
• Up to 200MHz frequency support • Support power management through PD#.
• Spread spectrum for EMI control (± 0.
25% Center Spread or 0 to -0.
5% down spread) • Uses external 14.
318MHz crystal • FS pins for frequency select Key Specifications: • CPU Output Jitter: <250ps • CPU Output Skew: <175ps • PCI Output Skew: <500ps • 3V66 Output Skew <175ps • For group skew timing, please refer to the Group Timing Relationship Table.
Pin Configuration VDDREF X1 X2 GNDREF GND3V66 3V66-0 3V66-1 3V66-2 VDD3V66 VDDPCI 1 *FS0/PCICLK0 1 *FS1/PCICLK1 1 *SEL24_48#/PCICLK2 GN...


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