ICS8521I Datasheet, PDF(6/14 Page) Integrated Circuit Systems – LOW SKEW, 1-TO-9 DIFFERENTIAL-TO-HSTL FANOUT BUFFER

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ICS8521I Datasheet, PDF (6/14 Pages) Integrated Circuit Systems – LOW SKEW, 1-TO-9 DIFFERENTIAL-TO-HSTL FANOUT BUFFER

◁

Integrated

Circuit

Systems, Inc.

PRELIMINARY

ICS8521I

LOW SKEW, 1-TO-9

DIFFERENTIAL-TO-HSTL FANOUT BUFFER

PARAMETER MEASUREMENT INFORMATION

3.3V Â± 5%

1.8V Â± 0.2V

VDD

VDDO

HSTL

SCOPE

nQx

VDD

nCLK,

nPCLK

CLK,

PCLK

Cross Points

GND = 0V

3.3V CORE/1.8V OUTPUT LOAD AC TEST CIRCUIT

GND

DIFFERENTIAL INPUT LEVEL

CMR

nQx

nQy

t sk(o)

OUTPUT SKEW

PART 1

nQx

PART 2

nQy

t sk(pp)

PART-TO-PART SKEW

nCLK,

nPCLK

CLK,

PCLK

nQ0:nQ8

Q0:Q8

tPD

Clock

20%

Outputs

80%

PROPAGATION DELAY

OUTPUT RISE/FALL TIME

nQ0:nQ8

Q0:Q8

t PW

PERIOD

odc = t PW x 100%

t PERIOD

OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD

8521BYI

www.icst.com/products/hiperclocks.html

80%

VOD

20%

REV. A NOVEMBER 17, 2005

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