ICS844008I-15 Datasheet, PDF (5/12 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS844008I-15
FEMTOCLOCKS™ CRYSTAL-TO-
LVDS FREQUENCY SYNTHESIZER
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
-190
1k
TYPICAL PHASE NOISE AT 125MHZ AT 3.3V
PCI Express Jitter Filter
125MHz
RMS Phase Jitter (Random)
1.875Mhz to 20MHz = 0.42ps (typical)
Raw Phase Noise Data
Phase Noise Result by adding
PCI Express Filter to raw data
10k
100k
1M
OFFSET FREQUENCY (HZ)
10M
100M
844008AYI-15
www.icst.com/products/hiperclocks.html
5
REV. A FEBRUARY 2, 2006