ICS9248-65

The ICS9248-65 is Frequency Generator & Integrated Buffers designed by Integrated Circuit Systems.

Product Overview

Integrated Circuit Systems

Part number	ICS9248-65
Manufacturer	Integrated Circuit Systems
File Size	264.98 KB
Description	Frequency Generator & Integrated Buffers
Datasheet	ICS9248-65_IntegratedCircuitSystems.pdf
Additional preview pages of the ICS9248-65 datasheet.

The ICS9248-65 is a main clock synthesizer chip for Pentium II based systems using Rambus Interface DRAMs.

Generates the following system clocks: - 3 CPU clocks ( 2.5V, 100/133MHz) - 10 PCI clocks, including 1 free-running (3.3V, 33.3MHz) - 1 CPU/2 clocks (2.5V, 50/66.6MHz) - 1 IOAPIC clocks (2.5V, 16.67MHz) - 3 Fixed frequency 66MHz clocks(3.3V, 66.6MHz) - 2 REF clocks(3.3V, 14.318MHz) - 1 USB clock (3.3V, 48MHz) Efficient power management through PD#. 0 to -0.5% typical down spread modulation on CPU, PCI, IOAPIC, 3V66 and CPU/2 output clocks. Uses external 14.318MHz crystal. Key Specification .

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Published: Oct 7, 2005 |