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RTCK
TDO
13
8
9
10
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
Table5-49.SwitchingCharacteristicsOverRecommendedOperatingConditionsforJTAGTestPort
(seeFigure5-51)
DM355
NO.PARAMETERUNIT
MINMAX
8t
c(RTCK)
Cycletime,RTCK20ns
9tw(RTCKH)Pulseduration,RTCKhigh10
10tw(RTCKL)Pulseduration,RTCKlow10
11t
r(allJTAGoutputs)
Risetime,allJTAGoutputs1.3ns
12t
f(allJTAGoutputs)
Falltime,allJTAGoutputs1.3ns
0.25*tc(RT
13t
d(RTCKL-TDOV)
Delaytime,TCKlowtoTDOvalid0ns
CK)
Figure5-52.JTAGOutputTiming
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