ICS94222 - Programmable System Frequency Generator for PII/III™

Datasheet Details

Analog power supply 3.3V 14.318 MHz reference clock output L a t c h e d f r e q u e n cy s e l e c t i n p u t .

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 tim.

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Published: Apr 16, 2005 |