ICS844020-45 Datasheet, PDF (6/13 Pages) Integrated Device Technology – FEMTOCLOCK™ CRYSTAL-TO-LVDS/LVCMOS FREQUENCY SYNTHESIZER

ICS844020-45
FEMTOCLOCK™ CRYSTAL-TO-LVDS/LVCMOS FREQUENCY SYNTHESIZER
PRELIMINARY
Phase Noise Plot
Phase Noise Mask
f₁ ^{Offset Frequency} f₂
RMS Jitter = Area Under the Masked Phase Noise Plot
RMS PHASE JITTER
Q17:Q19
t _PW
V
DDO
2
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
nQ0:nQ16
Q0:Q16
t _PW
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
LVDS OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
LVCMOS OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
IDT^™ / ICS^™ LVDS/LVCMOS FREQUENCY SYNTHESIZER
6
ICS844020-45 REV A JUNE 14, 2006