Recommended Application:
Output Features:
• 2- CPUs @2.5V, up to 155MHz.
• 9 - SDRAM @ 3.3V, up to 155MHz.
• 8 - PCICLK @ 3.3V
• 1 - IOAPIC @ 2.5V,
• 2 - 3V66MHz @ 3.3V
• 2- 48MHz, @3.3V fixed.
• 1- 24/48MHz, @3.3V
• 1- REF @3.3V, 14.318MHz.
Features:
• Up to 155MHz frequency support
• Support FS0-FS3 strapping status bit for I2C read back.
• Support power management: Power down Mode from I2C
programming.
• Spread spectrum for EMI control ( ± 0.25% center).
• Uses external 14.318MHz crystal
Skew Specifications:
• CPU – CPU: <175ps
• SDRAM - SDRAM: < 250ps
• 3V66 – 3V66: <175ps
• PCI – PCI: <500ps
• For group skew specification, please refer to group
timing relationships table.