Datasheet

Rev. 0 | Page 26 of 72 | June 2010
ADSP-21469
Interrupts
The following timing specification applies to the FLAG0,
FLAG1, and FLAG2 pins when they are configured as IRQ0
,
IRQ1
, and IRQ2 interrupts as well as the DAI_P20–1 and
DPI_P14–1 pins when they are configured as interrupts.
Core Timer
The following timing specification applies to FLAG3 when it is
configured as the core timer (TMREXP).
Table 21. Interrupts
Parameter Min Max Unit
Timing Requirement
t
IPW
IRQx Pulse Width 2 × t
PCLK
+ 2 ns
Figure 11. Interrupts
INTERRUPT
INPUTS
t
IPW
Table 22. Core Timer
Parameter Min Max Unit
Switching Characteristic
t
WCTIM
TMREXP Pulse Width 4 × t
PCLK
– 1 ns
Figure 12. Core Timer
FLAG3
(TMREXP)
t
WCTIM