ICS840008AR-01 Просмотр технического описания (PDF) - Integrated Circuit Systems

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ICS840008AR-01

FEMTOCLOCKS™ CRYSTAL-TO-LVCMOS/LVTTL FREQUENCY SYNTHESIZER

Integrated Circuit Systems 

Integrated

Circuit

Systems, Inc.

PRELIMINARY

ICS840008-01

FEMTOCLOCKS™ CRYSTAL-TO-LVCMOS/LVTTL

FREQUENCY SYNTHESIZER

PARAMETER MEASUREMENT INFORMATION

1.65V±10%

VDD,

V,

DDA

VDDO

LVCMOS

GND

-1.65V±10%

2.05V±13% 1.25V±5%

SCOPE

Qx

VDD,

VDDA,

VDDO

LVCMOS

GND

-1.25V±5%

SCOPE

Qx

3.3V CORE/3.3V OUTPUT LOAD AC TEST CIRCUIT

3.3V CORE/2.5V OUTPUT LOAD AC TEST CIRCUIT

2.4V±12% 0.9V±5%

1.25V±5%

VDD,

VDDA,

VDDO

LVCMOS

GND

-0.9V±5%

SCOPE

Qx

VDD,

VDDA,

VDDO

LVCMOS

GND

-1.25V±5%

SCOPE

Qx

3.3V CORE/1.8V OUTPUT LOAD AC TEST CIRCUIT

2.5V CORE/2.5V OUTPUT LOAD AC TEST CIRCUIT

1.6V±5% 0.9V±5%

Phase Noise Plot

VDD,

V,

DDA

VDDO

LVCMOS

GND

SCOPE

Qx

-0.9V±5%

2.5 CORE/1.8V OUTPUT LOAD AC TEST CIRCUIT

Phase Noise Mask

f1 Offset Frequency f2

RMS Jitter = Area Under the Masked Phase Noise Plot

RMS PHASE JITTER

840001AR-01

www.icst.com/products/hiperclocks.html

8

REV. A APRIL 7, 2005

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