ICS843251I-12 Datasheet, PDF (5/12 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-3.3V, 2.5V LVPECL CLOCK GENERATOR

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS843251I-12
FEMTOCLOCKS™ CRYSTAL-TO-3.3V, 2.5V
LVPECL CLOCK GENERATOR
TYPICAL PHASE NOISE AT 312.5MHZ (3.3V)
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
-190
100
Raw Phase Noise Data
10GigE Filter
312.5MHz
RMS Phase Jitter (Random)
1.875Mhz to 20MHz = 0.36ps (typical)
Phase Noise Result by adding
10GigE Filter to raw data
1k
10k
100k
1M
10M
100M
OFFSET FREQUENCY
843251BGI-12
www.icst.com/products/hiperclocks.html
5
REV. A JANUARY 10, 2006