Datasheet

ADSP-21371/ADSP-21375
Rev. D | Page 23 of 56 | April 2013
Core Timer
The following timing specification applies to FLAG3 when it is
configured as the core timer (TMREXP pin).
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.
Table 17. Core Timer
Parameter Min Max Unit
Switching Characteristic
t
WCTIM
TMREXP Pulse Width 4 × t
PCLK
– 1 ns
Figure 10. Core Timer
FLAG3
(TMREXP)
t
WCTIM
Table 18. Interrupts
Parameter Min Max Unit
Timing Requirement
t
IPW
IRQx Pulse Width 2 × t
PCLK
+2 ns
Figure 11. Interrupts
INTERRUPT
INPUTS
t
IPW