ICS951901 datasheet(8/19 Pages) ICST

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ICS951901

0670B—07/15/04

Absolute Maximum Ratings

Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 V

Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . GND –0.5 V to VDD +0.5 V

Ambient Operating Temperature . . . . . . . . . . 0°C to +70°C

Case Temperature . . . . . . . . . . . . . . . . . . . . . . 115°C

Storage Temperature . . . . . . . . . . . . . . . . . . . . –65°C to +150°C

Stresses above those listed under

Absolute Maximum Ratings may cause permanent damage to the device. These

ratings are stress specifications only and functional operation of the device at these or any other conditions above those

listed in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions

for extended periods may affect product reliability.

Electrical Characteristics - Input/Supply/Common Output Parameters

TA = 0 - 70°C; Supply Volt age VDD = 3.3 V +/-5%VDDL = 2.5 V +/-5% (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Input High Voltage

VIH

2VDD + 0.3

Input Low Voltage

VIL

VSS - 0.3

0.8

Supply Current

IDD

CL=30 pF, CPU @ 66, 100 MHz

390

400

Power Down

300

600

Input frequency

VDD = 3.3 V;

14.32

MHz

Input Capacitance

CIN

Logic Inputs

CINX

X1 & X2 pins

Transition Time

Ttrans

To 1st crossing of target Freq.

Settling Time

From 1st crossing to 1% target Freq.

Clk Stabilization

TSTAB

From VDD= 3.3 V to 1% target Freq.

Skew

TCPU-PCI

CPUVT= 1.5 V PCI VT=1.25V

1.9

Skew

TCPU-SDRAM

CPUVT= 1.5 V SDRAM VT=1.25

-500

-300

1 Guaranteed by design, not 100% tested in production.

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