ICS9250-11 - Frequency Generator & Integrated Buffers

Integrated Circuit Systems

The ICS9250-11 by Integrated Circuit Systems is a Frequency Generator & Integrated Buffers. Below is the official datasheet preview.

Datasheet Details

Part number	ICS9250-11
Manufacturer	Integrated Circuit Systems
File Size	194.26 KB
Description	Frequency Generator & Integrated Buffers
Datasheet	ICS9250-11_IntegratedCircuitSystems.pdf
Additional preview pages of the ICS9250-11 datasheet.

The ICS9250-11 is a main clock synthesizer chip for Pentium II based systems using Rambus Interface DRAMs.

Generates the following system clocks: - 6 - CPU Clocks 100/133MHz (2.5V). - 2 - CPU/2 output for synchronous memory reference (2.5V). - 4 - fixed frequency Clocks @ 66.6MHz (3.3V). - 2 - fixed frequency Clocks @ 33.3MHz (3.3V). - 6 - IOAPIC Clocks @ ¼ of CPUCLK or 16.667MHz, synchronous to CPU Clock (2.5V) - 1 - 48MHz Clock (3.3V) - 2 - REF Clocks @ 14.31818MHz 0.5% typical down spread modulation on CPU, PCI, IOAPIC, 3V66 and CPU/2 output clocks. Uses external 14.318MHz crystal. Block D.

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Published: Dec 11, 2005 |