ICS9250-10 - Frequency Timing Generator

Product Overview

Integrated Circuit Systems

Part number	ICS9250-10
Manufacturer	Integrated Circuit Systems
File Size	668.08 KB
Description	Frequency Timing Generator
Datasheet	ICS9250-10 Datasheet
Additional preview pages of the ICS9250-10 datasheet.

The ICS9250-10 is a single chip clock for Intel Pentium II.

Generates the following system clocks: - 3 CPU (2.5V) 66.6/100 MHz (up to 133MHz through I2C selection) - 9 SDRAM (3.3V) up to 133MHz - 8 PCI (3.3 V) @33.3MHz - 2 IOAPIC (2.5V) @16.67 or 33.3MHz - 2 Hublink clocks (3.3 V) @ 66.6 MHz - 2 USB (3.3V) @ 48 MHz ( Non spread spectrum) - 1 REF (3.3V) @ 14.318 MHz Supports spread spectrum modulation , down spread 0 to -0.5% I2C support for power management Efficient power management scheme through PD# Uses external 14.138 MHz crystal Block D.

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Published: Dec 11, 2005 |