ICS844051I Datasheet, PDF (5/11 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO- LVDS CLOCK GENERATOR

844051CGI
Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS844051I
FEMTOCLOCKS™ CRYSTAL-TO- LVDS
CLOCK GENERATOR
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
-190
100
TYPICAL PHASE NOISE AT 156.25MHZ @ 3.3V
Gb Ethernet Filter
156.25MHz
RMS Phase Jitter (Random)
1.875MHz to 20MHz = 0.45ps (typical)
Raw Phase Noise Data
Phase Noise Result by adding
Gb Ethernet Filter to raw data
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
100
TYPICAL PHASE NOISE AT 156.25MHZ @ 2.5V
Gb Ethernet Filter
156.25MHz
RMS Phase Jitter (Random)
1.875MHz to 20MHz = 0.45ps (typical)
Raw Phase Noise Data
Phase Noise Result by adding
Gb Ethernet Filter to raw data
1k
10k
100k
1M
OFFSET FREQUENCY (HZ)
www.icst.com/products/hiperclocks.html
10M
5
100M
REV. A NOVEMBER 23, 2005