9FG830AFILF datasheet(7/19 Pages) IDT

Part #	9FG830AFILF

Description	Eight Output Differential Frequency Generator for PCIe Gen3 and QPI

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Manufacturer	IDT [Integrated Device Technology]

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IDT® Eight Output Differential Frequency Generator for PCIe Gen3 and QPI

1680C—08/26/10

9FG830

Eight Output Differential Frequency Generator for PCIe Gen3 and QPI

7

Electrical Characteristics - Phase Jitter Parameters

TA = TCOM or TIND; Supply Voltage VDD = 3.3 V +/-5%, See Test Loads for loading conditions

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Notes

tjphPCIeG1

PCIe Gen 1

86

ps (p-p) 1,2,3,6

PCIe Gen 2 Lo Band

10kHz < f < 1.5MHz

3

ps

(rms)

1,2,6

PCIe Gen 2 High Band

1.5MHz < f < Nyquist (50MHz)

3.1

ps

(rms)

1,2,6

tjphPCIeG3

PCIe Gen 3

(PLL BW of 2-4MHz, CDR = 10MHz)

1

ps

(rms)

1,2,4,5,

6

QPI & SMI

(100MHz or 133MHz, 4.8Gb/s, 6.4Gb/s 12UI)

0.5

ps

(rms)

1,5,6

QPI & SMI

(100MHz, 8.0Gb/s, 12UI)

0.3

ps

(rms)

1,5,6

QPI & SMI

(100MHz, 9.6Gb/s, 12UI)

0.2

ps

(rms)

1,5,6

1 Guaranteed by design and characterization, not 100% tested in production.

6 Applies to all differential outputs

3 Sample size of at least 100K cycles. This figures extrapolates to 108ps pk-pk @ 1M cycles for a BER of 1-12.

4 Subject to final radification by PCI SIG.

tjphQPI_SMI

5 Calculated from Intel-supplied Clock Jitter Tool v 1.6.3

Phase Jitter, QPI/SMI

2 See http://www.pcisig.com for complete specs

tjphPCIeG2

Phase Jitter, PCI Express

Electrical Characteristics - REF-14.318/25 MHz

TA = TCOM or TIND; Supply Voltage VDD = 3.3 V +/-5%; See Test Loads for Loads for loading conditions.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Notes

Long Accuracy

ppm

see Tperiod min-max values

ppm

1,2

Clock period

Tperiod

14.318MHz output nominal

69.8413

ns

1,2

Clock period

Tperiod

25.000MHz output nominal

40

ns

1,2

Output High Voltage

VOH

IOH = -1 mA

2.4

V

1

Output Low Voltage

VOL

IOL = 1 mA

0.4

V

1

Output High Current

IOH

VOH @MIN = 1.0 V, VOH@MAX = 3.135 V

-29

-23

mA

1

Output Low Current

IOL

VOL @MIN = 1.95 V, VOL @MAX = 0.4 V

29

27

mA

1

Rise/Fall Time

trf1

VOL = 0.4 V, VOH = 2.4 V

0.5

2

ns

1

Duty Cycle

dt1

VT = 1.5 V

45

55

%

1

Jitter

tjcyc-cyc

VT = 1.5 V

100

250

ps

1

1Guaranteed by design and characterization, not 100% tested in production.

2 All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REF is trimmed to 14.31818 or 25.00 MHz

0

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