Datasheet

Section 27 Electrical Characteristics
Rev. 3.00 Mar 21, 2006 page 712 of 788
REJ09B0300-0300
Control Signal Timing: Table 27.6 shows the control signal timing. The only external interrupts
that can operate on the subclock (φ = 32.768 kHz) are NMI and IRQ0, 1, 2, 6, and 7.
Table 27.6 Control Signal Timing
Conditions: V
CC
= 2.7 V to 3.6 V, V
CC
B = 2.7 V to 5.5 V, V
SS
= 0 V, φ = 32.768 kHz, 2 MHz to
maximum operating frequency, T
a
= –20 to +75°C
Condition
10 MHz
Item Symbol
Min Max
Unit
Test
Conditions
RES setup time t
RESS
300 — ns
RES pulse width t
RESW
20 — t
cyc
Figure 27.9
NMI setup time (NMI) t
NMIS
250 — ns
NMI hold time (NMI) t
NMIH
10 — ns
NMI pulse width (exiting software
standby mode)
t
NMIW
200 — ns
IRQ setup time (IRQ7 to IRQ0)t
IRQS
250 — ns
IRQ hold time(IRQ7 to IRQ0)t
IRQH
10 — ns
IRQ pulse width (IRQ7, IRQ6, IRQ2 to
IRQ0) (exiting software standby mode)
t
IRQW
200 — ns
Figure 27.10