ICS9250-28 Overview
The ICS9250-28 is part of a two chip clock solution for 810/810E and 815 type chipset. bined with the ICS9112-17, the ICS9250-28 provides all necessary clock signals for such a system. Spread spectrum may be enabled through I2C programming.
ICS9250-28 Key Features
- 2 CPU (2.5V) (up to 133MHz achievable through I2C)
- 13 SDRAM (3.3V) (up to 133MHz achievable through I2C)
- 2 PCI (3.3 V) @33.3MHz
- 1 IOAPIC (2.5V) @ 33.3 MHz
- 3 Hublink clocks (3.3 V) @ 66.6 MHz
- 2 (3.3V) @ 48 MHz (Non spread spectrum)
- 1 REF (3.3V) @ 14.318 MHz Features
- Supports spread spectrum modulation, 0 to -0.5% down spread
- I2C support for power management
- Efficient power management scheme through PD#
