
ICS844004AKI-104 REVISION A DECEMBER 15, 2010
6
2010 Integrated Device Technology, Inc.
ICS844004I-104 Data Sheet
FEMTOCLOCK CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER
Typical Phase Noise at 106.25MHz (3.3V)
Typical Phase Noise at 212.5MHz (3.3V)
Fibre Channel Filter
Phase Noise Result by adding a
Fibre Channel filter to raw data
Raw Phase Noise Data
106.25MHz
RMS Phase Jitter (Random)
637kHz to 10MHz = 0.89ps (typical)
No
ise
P
o
w
e
r
d
Bc
Hz
Offset Frequency (Hz)
Fibre Channel Filter
Phase Noise Result by adding a
Fibre Channel filter to raw data
Raw Phase Noise Data
212.5MHz
RMS Phase Jitter (Random)
637kHz to 10MHz = 0.72ps (typical)
Noi
s
e
P
o
w
e
r
d
Bc
Hz
Offset Frequency (Hz)