ICS84325EMT View Datasheet(PDF) - Integrated Circuit Systems

Part Name

Description

MFG CO.

ICS84325EMT

CRYSTAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER WITH FANOUT BUFFER

Integrated Circuit Systems 

1 2 3 4 5 6 7 8 9 10 Next

Integrated

Circuit

Systems, Inc.

ICS84325

CRYSTAL-TO-3.3V LVPECL

FREQUENCY SYNTHESIZER WITH FANOUT BUFFER

TYPICAL PHASE NOISE

84325EM

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

-160

-170

-180

-190

100

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

-160

-170

-180

-190

100

Fibre Channel 1

Bandpass Filter

➚ Raw phase noise data

Jitter BW Jitter Filter Diff. Jitter

Source

Mode

Process Result

Noise only

Freq. carrier

106.250M Hz

Start Freq.

Stop Freq.

10.000

40.000M Hz

Jitter

2.62 ps

Phase noise result by adding

Bandpass Filter to raw data

1k

10k

100k

1M

10M

100M

OFFSET FREQUENCY (HZ)

Fibre Channel 2

Bandpass Filter

➚ Raw phase noise data

Jitter BW Jitter Filter Diff. Jitter

Source

Mode

Process Result

Noise only

Freq. carrier

Start Freq.

212.500M Hz

Stop Freq.

10.000

40.000M Hz

Jitter

2.76 ps

Phase noise result by adding

Bandpass Filter to raw data

1k

10k

100k

1M

OFFSET FREQUENCY (HZ)

www.icst.com/products/hiperclocks.html

5

10M

100M

REV. B OCTOBER 11, 2004

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