ICS8442AYI 查看數據表（PDF） - Integrated Circuit Systems

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ICS8442AYI

700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL LVDS FREQUENCY SYNTHESIZER

Integrated Circuit Systems 

Integrated

Circuit

Systems, Inc.

ICS8442I

700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL

LVDS FREQUENCY SYNTHESIZER

PARAMETER MEASUREMENT INFORMATION

Power Supply

Float GND

+

-

LVDS

SCOPE

Qx

VDD

DC Input LVDS

nQx

out

➤

out

VOS/Δ VOS

3.3V OUTPUT LOAD TEST CIRCUIT

VDD

DC Input LVDS

OFFSET VOLTAGE SETUP

nFOUTx

out

FOUTx

➤

100

VOD/Δ VOD

nFOUTy

out

FOUTy

t sk(o)

DIFFERENTIAL OUTPUT VOLTAGE SETUP

OUTPUT SKEW

nFOUT0,

nFOUT1

FOUT0,

FOUT1

tcycle n

➤

tcycle n+1

➤

tjit(cc) = tcycle n –tcycle n+1

1000 Cycles

Cycle-to-Cycle Jitter

nFOUT0, nFOUT1

FOUT0, FOUT1

t PW

t

PERIOD

odc = t PW x 100%

t PERIOD

OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD

VOH

VREF

1σ contains 68.26% of all measurements

VOL

2σ contains 95.4% of all measurements

3σ contains 99.73% of all measurements

4σ contains 99.99366% of all measurements

6σ contains (100-1.973x10-7)% of all measurements

Reference Point

(Trigger Edge)

Histogram

Mean Period

(First edge after trigger)

Period Jitter

Clock 20%

Outputs

80%

tR

80%

tF

VSW I N G

20%

OUTPUT RISE/FALL TIME

8442AYI

www.icst.com/products/hiperclocks.html

7

REV. C MAY 10, 2005

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