ICS844256AGLF View Datasheet(PDF) - Integrated Circuit Systems

Part Name

Description

MFG CO.

ICS844256AGLF

FEMTOCLOCKS™ CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER

Integrated Circuit Systems 

1 2 3 4 5 6 7 8 9 10 Next

844256AM

Integrated

Circuit

Systems, Inc.

PRELIMINARY

ICS844256

FEMTOCLOCKS™ CRYSTAL-TO-LVDS

FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

-160

-170

-180

-190

-200

10

TYPICAL PHASE NOISE AT 125MHZ @ 3.3V

Gb Ethernet Filter

125MHz

RMS Phase Jitter (Random)

1.875MHz to 20MHz = 0.48ps (typical)

Raw Phase Noise Data

Phase Noise Result by adding

Gb Ethernet Filter to raw data

100

1k

10k

100k

1M

10M

100M

OFFSET FREQUENCY (HZ)

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

-160

-170

-180

-190

-200

10

TYPICAL PHASE NOISE AT 125MHZ @ 3.3V/2.5V

Gb Ethernet Filter

125MHz

RMS Phase Jitter (Random)

1.875MHz to 20MHz = 0.44ps (typical)

Raw Phase Noise Data

Phase Noise Result by adding

Gb Ethernet Filter to raw data

100

1k

10k

100k

1M

10M

100M

OFFSET FREQUENCY (HZ)

www.icst.com/products/hiperclocks.html

7

REV. A NOVEMBER 29, 2005

Share Link: