ics9248-162 Holt Integrated Circuits, Inc., ics9248-162 Datasheet

ics9248-162

Manufacturer Part Number

ics9248-162

Description

Frequency Generator Integrated Buffers Pentium/protm

Manufacturer

Holt Integrated Circuits, Inc.

Datasheet

1.ICS9248-162.pdf (16 pages)

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Frequency Generator & Integrated Buffers for PENTIUM/Pro

General Description

Block Diagram

Power Groups

CPU2.5_3.3#

CLK_STOP#

PCI_STOP#

BUFFER IN

SEL24_48#

9248-162 Rev A 8/31/00

FS(3:0)

SDATA

SCLK

PD#

XTAL

OSC

Spectrum

PLL2

Spread

POR

PLL1

Config.

Control

LATCH

Logic

Reg.

/ 2

DIVDER

CLOCK

PCI

STOP

48MHz

24_48MHz

CPUCLK_F

CPUCLK (2:0)

SDRAM (7:0)

SDRAM_F

PCICLK (6:0)

PCICLK_F

REF(1:0)

*CPU2.5_3.3#/PCICLK_F

Features

*SEL24_48#/PCICLK1

*FS3/PCICLK0

ICS reserves the right to make changes in the device data identified in

this publication without further notice. ICS advises its customers to

obtain the latest version of all device data to verify that any

information being relied upon by the customer is current and accurate.

PCI_STOP#

BUFFER IN

VDDCOR

GNDREF

PCICLK2

PCICLK3

PCICLK4

PCICLK5

PCICLK6

VDDREF

GNDPCI

VDDPCI

GND48

SDATA

SCLK

REF0

*PD#

48-Pin SSOP and TSSOP

Pin Configuration

Pentium is a trademark of Intel Corporation

C is a trademark of Philips Corporation

ICS9248-162

REF1/FS2*

VDDLCPU

CPUCLK_F

CPUCLK0

GNDLCPU

CPUCLK1

CPUCLK2

CLK_STOP#

GNDSDR

SDRAM_F

SDRAM0

SDRAM1

VDDSDR

SDRAM2

SDRAM3

GNDSDR

SDRAM4

SDRAM5

VDDSDR

SDRAM6

SDRAM7

VDD48

48MHz/FS0*

24_48MHz/FS1*

& K6

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