ICS9250-18

The  ICS9250-18 is a single chip clock solution for desktop/designs using BX,Appollo pro 133 type of chip sets,It provides all necessary clock signals for such a system.

Features of the  ICS9250-18 are:(1) 3 - CPUs @2.5V, up to 166MHz.; (2) 17 - SDRAM @ 3.3V, up to 166MHz.; (3) 7 - PCI @3.3V; (4) 2 - IOAPIC @ 2.5V; (5) 1 - 48MHz, @3.3V fixed.; (6) 1 - 24MHz  @ 3.3V; (7) 2 - REF @3.3V, 14.318MHz.; (8) Up to 166MHz frequency support; (9) Support power management: CPU, PCI, stop and Power down Mode form I2C programming.; (10) Spread spectrum for EMI control (± 0.25% center spread); (11) Uses external 14.318MHz crystal.

The absolute maximum ratings of the  ICS9250-18 can be summarized as:(1)supply voltage:5.5V; (2)logic inputs:GND-0.5V to VDD+0.5V; (3)ambient operating temperature:0~70; (4)case temperature:115; (5)storage temperature:-65~150.If you want to know more information such as the electrical characteristics, please download the datasheet in www.seekic.com or www.chinaicmart.com.