ICS843207-350 Datasheet, PDF (7/16 Pages) Integrated Device Technology – FEMTOCLOCKS™ CRYSTAL-TO-LVPECL 350MHZ FREQUENCY MARGINING SYNTHESIZER

ICS843207-350
FEMTOCLOCKS™ CRYSTAL-TO-LVPECL 350MHZ FREQUENCY MARGINING SYNTHESIZER
PARAMETER MEASUREMENT INFORMATION
PRELIMINARY
2V
2V
V_CC,
V_CCO
V_CCA
LVPECL
V_EE
-1.3V ± 0.165V
SCOPE
Qx
nQx
3.3V CORE/3.3V OUTPUT LOAD AC TEST CIRCUIT
Phase Noise Plot
Phase Noise Mask
f₁ ^{Offset Frequency} f₂
RMS Jitter = Area Under the Masked Phase Noise Plot
RMS PHASE JITTER
nQ0:nQ6
Q0:Q6
t _PW
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
Clock
20%
Outputs
80%
t_R
80%
t_F
V_{SW I N G}
20%
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
OUTPUT RISE/FALL TIME
IDT^™ / ICS^™ LVPECL FREQUENCY MARGINING SYNTHESIZER
7
ICS843207CY-350 REV. A DECEMBER 3, 2007