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ICS9248-81 - Frequency Generator & Integrated Buffer

Datasheet Details

Part number ICS9248-81
Manufacturer Renesas
File Size 1.00 MB
Description Frequency Generator & Integrated Buffer
Datasheet download datasheet ICS9248-81 Datasheet

General Description

The ICS9248-81 is the single chip clock solution for Desktop/ Notebook designs using the SIS style chipset.

It provides all necessary clock signals for such a system.

Spread spectrum may be enabled through I2C programming.

Overview

ICS9248- 81 Frequency Generator & Integrated Buffers General.

Key Features

  • • Generates the following system clocks: - 3 CPU(2.5V/3.3V) up to 133.3MHz. - 6 PCI(3.3V) (including 1 free-running) - 13 SDRAMs(3.3V) up to 133.3MHz. - 3 REF (3.3V) @ 14.318MHz - 1 clock @ 24/14.3 MHz selectable output for SIO - 1 Fixed clock at 48MHz (3.3V) - 1 IOAPIC @ 2.5V / 3.3V • Skew characteristics: - CPU – CPU.