ICS9248-134 Datasheet (Integrated Circuit Systems) - Frequency Generator & Integrated Buffers

ICS9248-134, Frequency Generator & Integrated Buffers

The ICS9248-134 is a main clock synthesizer chip for Pentium II based systems using Rambus Interface DRAMs.

This chip provides all the clocks required for such a system when used with a Direct Rambus Clock Generator(DRCG) chip such as the ICS9212-01.

Spread Spectrum may be enabled by driving the SPR

ICS9248-134 Features

* 3 - CPUs @ 2.5V, up to 180MHz.

* 1 - CPU/2 @ 2.5V.

* 3 - IOAPIC @ 2.5V, PCI or PCI/2

* 3 - 3V66MHz @ 3.3V.

* 11 - PCIs @ 3.3V

* 1 - 48MHz, @ 3.3V fixed

* 1 - 24/48MHz, @ 3.3V Features:

* Support power management: Power down Mode from