ICS8421004I-01 Datasheet, PDF (6/13 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-HSTL FREQUENCY SYNTHESIZER

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS8421004I-01
FEMTOCLOCKS™ CRYSTAL-TO-
HSTL FREQUENCY SYNTHESIZER
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
Ethernet Jitter Filter
156.25MHz
RMS Phase Jitter (Random)
1.875Mhz to 20MHz = 0.44ps (typical)
Raw Phase Noise Data
Phase Noise Result by adding
Ethernet Filter to raw data
1k
10k
100k
1M
10M
100M
OFFSET FREQUENCY (HZ)
8421004AGI-01
www.icst.com/products/hiperclocks.html
6
REV. A MACH 29, 2005