Datasheet

Section 28 Electrical Characteristics
Rev. 2.00 Sep. 28, 2009 Page 966 of 994
REJ09B0452-0200
28.3.2 Control Signal Timing
Table 28.6 shows the control signal timing. Only external interrupts NMI, IRQ0 to IRQ15, KIN0
to KIN15, WUE8 to WUE15, and KBCA to KBCD can be operated based on the subclock (φ =
32.768 kHz).
Table 28.6 Control Signal Timing
Conditions: V
CC
= 3.0 V to 3.6 V, V
SS
= 0 V, φ = 32.768 kHz, 8 MHz to maximum operating
frequency
Item Symbol Min. Max. Unit
Test
Conditions
RES setup time t
RESS
200 ⎯ ns
RES pulse width t
RESW
20 ⎯ t
cyc
Figure 28.7
NMI setup time t
NMIS
150 ⎯
NMI hold time t
NMIH
10 ⎯
NMI pulse width
(exiting software standby mode)
t
NMIW
200 ⎯
IRQ setup time
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE8)
t
IRQS
150 ⎯
IRQ hold time
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE8)
t
IRQH
10 ⎯
ns Figure 28.8
IRQ pulse width
(IRQ15 to IRQ0, KIN15 to KIN0,
WUE15 to WUE8)
(exiting software standby mode)
t
IRQW
200 ⎯
t
RESW
t
RESS
φ
t
RESS
RES
Figure 28.7 Reset Input Timing