SMJ320C6414 Datasheet, PDF (107/133 Pages) Texas Instruments – FIXED-POINT DIGITAL SIGNAL PROCESSORS

SMJ320C6414, SMJ320C6415, SMJ320C6416
FIXEDĆPOINT DIGITAL SIGNAL PROCESSORS
SGUS050A − JANUARY 2004 − REVISED MARCH 2004
EXTERNAL INTERRUPT TIMING
timing requirements for external interrupts^† (see Figure 38)
1 tw(ILOW)
Width of the NMI interrupt pulse low
Width of the EXT_INT interrupt pulse low
2 tw(IHIGH)
Width of the NMI interrupt pulse high
Width of the EXT_INT interrupt pulse high
*This parameter is not production tested.
† _{P = 1/CPU clock frequency in ns. For example, when running parts at 600 MHz, use P = 1.67 ns.}
MIN MAX
4P*
ns
8P*
ns
4P*
ns
8P*
ns
EXT_INTx, NMI
2
1
Figure 38. External/NMI Interrupt Timing
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