
IDT / ICS 3.3V LVPECL CLOCK GENERATOR
6
ICS843001AG REV B March 2, 2009
ICS843001
FEMTOCLOCKS CRYSTAL-TO-3.3V LVPECL CLOCK GENERATOR
OFFSET FREQUENCY (HZ)
dBc
Hz
N
OISE
P
O
WER
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
-190
100
1k
10k
100k
1M
10M
100M
TYPICAL PHASE NOISE AT 187.5MHZ
187.5MHz
RMS Phase Noise Jitter
1.875MHz to 20MHz = 0.52ps
(typical)
Phase Noise Result by adding
10 Gigabit Ethernet Filter to raw data
Raw Phase Noise Data
10 Gigabit Ethernet Filter