TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
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SPRS439I–JUNE 2007–REVISED MARCH 2011
6.10.5 ADC Start-of-Conversion Timing
Table 6-28. External ADC Start-of-Conversion Switching Characteristics
PARAMETER
MIN
MAX
UNIT
tw(ADCSOCL)
Pulse duration, ADCSOCxO low
32tc(HCO )
cycles
t
w(ADCSOCL)
ADCSOCAO
or
ADCSOCBO
Figure 6-16. ADCSOCAO or ADCSOCBO Timing
6.11 External Interrupt Timing
t
w(INT)
XNMI, XINT1, XINT2
t
d(INT)
Address bus
(internal)
Interrupt Vector
Figure 6-17. External Interrupt Timing
Table 6-29. External Interrupt Timing Requirements(1)
TEST CONDITIONS
MIN
1tc(SCO)
MAX
UNIT
cycles
cycles
(2)
tw(INT)
Pulse duration, INT input low/high
Synchronous
With qualifier
1tc(SCO) + tw(IQSW)
(1) For an explanation of the input qualifier parameters, see Table 6-13.
(2) This timing is applicable to any GPIO pin configured for ADCSOC functionality.
Table 6-30. External Interrupt Switching Characteristics(1)
PARAMETER
MIN
MAX
UNIT
td(INT)
Delay time, INT low/high to interrupt-vector fetch
tw(IQSW) + 12tc(SCO)
cycles
(1) For an explanation of the input qualifier parameters, see Table 6-13.
Copyright © 2007–2011, Texas Instruments Incorporated
Electrical Specifications
141
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