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MXI/CLKIN
CLKOUT3
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
Table5-9.SwitchingCharacteristicsOverRecommendedOperatingConditionsforCLKOUT3
(1)(2)
(see
Figure5-11)
DM355
NO.PARAMETERUNIT
MINTYPMAX
1t
C(CLKOUT3)
Cycletime,CLKOUT3t
c(MXI1)
/8
2t
w(CLKOUT3H)
Pulseduration,CLKOUT3high0.45P0.55Pns
3t
w(CLKOUT3L)
Pulseduration,CLKOUT3low0.45P0.55Pns
4t
t(CLKOUT3)
Transitiontime,CLKOUT30.05Pns
t
d(MXI2H-
5Delaytime,CLKIN/MXIhightoCLKOUT3high18ns
CLKOUT3H)
t
d(MXI2L-
6Delaytime,CLKIN/MXIlowtoCLKOUT3low18ns
CLKOUT3L)
(1)ThereferencepointsfortheriseandfalltransitionsaremeasuredatV
OL
MAXandV
OH
MIN.
(2)P=1/CLKOUT3clockfrequencyinnanoseconds(ns).Forexample,whenCLKOUT3frequencyis3MHzuseP=333.3ns.
Figure5-11.CLKOUT3Timing
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