ICS813001I データシートの表示（PDF） - Integrated Circuit Systems

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ICS813001I

DUAL VCXO W/3.3V, 2.5V LVPECL FEMTOCLOCK™ PLL

Integrated Circuit Systems 

Integrated

Circuit

Systems, Inc.

ICS813001I

DUAL VCXO W/3.3V, 2.5V LVPECL

FEMTOCLOCK™ PLL

PARAMETER MEASUREMENT INFORMATION

2V

VCC,

VCCA,

VCCO

LVPECL

VEE

SCOPE

Qx

nQx

2.8V±0.04V

2V

VCC,

VCCA

VCCO

LVPECL

VEE

SCOPE

Qx

nQx

-1.3V±0.165V

-0.5V ± 0.125V

3.3V CORE/3.3V LVPECL OUTPUT LOAD AC TEST CIRCUIT

2V

VCC,

VCCA,

VCCO

LVPECL

VEE

SCOPE

Qx

nQx

-0.5V ± 0.125V

3.3V CORE/2.5V LVPECL OUTPUT LOAD AC TEST CIRCUIT

VCC

nCLK1

V

PP

CLK1

VEE

Cross Points

V

CMR

2.5V CORE/2.5V LVPECL OUTPUT LOAD AC TEST CIRCUIT DIFFERENTIAL INPUT LEVELS

Phase Noise Plot

Phase Noise Mask

f1 Offset Frequency f2

RMS Jitter = Area Under the Masked Phase Noise Plot

RMS PHASE JITTER

Q

nQ

t PW

t

PERIOD

odc = t PW x 100%

t PERIOD

OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD

80%

Clock 20%

Outputs

tR

OUTPUT RISE/FALL TIME

813001AGI

80%

tF

VSW I N G

20%

www.icst.com/products/hiperclocks.html

7

REV. A SEPTEMBER 2, 2005

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