
ICS843002I-41
700MHZ, FEMTOCLOCK VCXO BASED SONET/SDH JITTER ATTENUATOR
IDT / ICS VCXO BASED SONET/SDH JITTER ATTENUATOR
9
ICS843002AKI-41 REV. B
APRIL 7, 2009
Parameter Measurement Information
3.3V Core/3.3V LVPECL Output Load AC Test Circuit
Differential Input Level
RMS Phase Jitter
3.3V Core/2.5V LVPECL Output Load AC Test Circuit
Output Skew
Output Rise/Fall Time
SCOPE
Qx
nQx
LVPECL
V
EE
2V
-1.3V± 0.165
2V
VCC,
VCCA
VCCO_LVPECL,
VCCO_LVCMOS
nCLK0, nCLK1
CLK0, CLK1
V
CMR
Cross Points
V
PP
VCC
VEE
Phase Noise Mask
Offset Frequency
f
1
f
2
Phase Noise Plot
RMS Jitter = Area Under the Masked Phase Noise Plot
Noise
P
o
w
e
r
SCOPE
Qx
nQx
LVPECL
V
EE
VCC,
2V
-0.5V± 0.125
VCCA
VCCO_LVPECL
2.8V±0.04
VCCO_LVCMOS
tsk(o)
nQx
Qx
nQy
Qy
20%
80%
20%
tR
t F
VSWING
nQA, nQB
QA, QB