ICS845204 datasheet(6/13 Pages) IDT

Part #	ICS845204

Description	CRYSTAL-TO-MLVDS PCI EXPRESS??CLOCK SYNTHESIZER W/SPREAD SPECTRUM

PDF	13 Pages

Scroll/Zoom	100%

Manufacturer	IDT [Integrated Device Technology]

Direct Link	http://www.idt.com

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6 / 13 page

ICS845204

CRYSTAL-TO-MLVDS CLOCK SYNTHESIZER W/SPREAD SPECTRUM

ADVANCE INFORMATION

IDT™ / ICS™ M-LVDS CLOCK SYNTHESIZER

ICS845204AK SEPTEMBER 25, 2007

Parameter Measurement Information

3.3V LVDS Output Load AC Test Circuit

Output Skew

Output Rise/Fall Time

Period Jitter

Cycle-to-Cycle Jitter

Output Duty Cycle/Pulse Width/Period

SCOPE

nQx

3.3V±5%

POWER SUPPLY

+–

Float GND

M-LVDS

VDD,

VDDO

VDDA

tsk(o)

nQx

nQy

Clock

Outputs

20%

80%

20%

t F

VOD

VOH

VREF

VOL

Mean Period

(First edge after trigger)

Reference Point

(Trigger Edge)

σ contains 68.26% of all measurements

σ contains 95.4% of all measurements

σ contains 99.73% of all measurements

σ contains 99.99366% of all measurements

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

Histogram

➤

tcycle n

tcycle n+1

tjit(cc) = tcycle n – tcycle n+1

1000 Cycles

nQx

PERIOD

odc =

x 100%

nQ0:nQ3

Q0:Q3

ICS845204 Datasheet(PDF) 6 Page - Integrated Device Technology

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