Part Number
|
ICS94222 |
Manufacturer
|
ETC |
Description
|
Programmable System Frequency Generator for PII/III™ |
Published
|
Apr 16, 2005 |
Detailed Description
|
Integrated Circuit Systems, Inc.
ICS94222
Advance Information
Programmable System Frequency Generator for PII/III™
Rec...
|
Datasheet
|
ICS94222
|
Overview
Integrated Circuit Systems, Inc.
ICS94222
Advance Information
Programmable System Frequency Generator for 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: • 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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