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Section 28 Electrical Characteristics
28.3.2
Control Signal Timing
Table 28.6 shows the control signal timing. Only external interrupts NMI, IRQ0 to IRQ15, KIN0
to KIN15, WUE0 to WUE15, PS2A, and PS2B can be operated based on the subclock (φ = 32.768
kHz).
Table 28.6 Control Signal Timing
Conditions:
V
= 3.0 V to 3.6 V, V
CC
frequency
Item
RES setup time
RES pulse width
NMI setup time
NMI hold time
NMI pulse width
(on returning from the software
standby mode)
IRQ setup time
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE0)
IRQ hold time
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE0)
IRQ pulse width
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE0)
(on returning from the software
standby mode)
Rev. 1.00 May 09, 2008 Page 926 of 954
REJ09B0462-0100
= 0 V, φ = 32.768 kHz, 8 MHz to maximum operating
SS
Symbol
Min.
t
200
RESS
t
20
RESW
t
150
NMIS
t
10
NMIH
t
200
NMIW
t
150
IRQS
t
10
IRQH
t
200
IRQW
Max.
Unit
ns
t
cyc
ns
Test
Conditions
Figure 28.7
Figure 28.8
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