Control Signal Timing - Hitachi H8S/2646 Hardware Manual

Hitachi 16-bit single-chip microcomputer h8s/2646 series
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23.4.2

Control Signal Timing

Table 23-5 lists the control signal timing.
Table 23-5 Control Signal Timing
Condition :
V
= PWMV
CC
V
= PWMV
SS
specifications), T
Item
RES setup time
RES pulse width
NMI setup time
NMI hold time
NMI pulse width (exiting
software standby mode)
IRQ setup time
IRQ hold time
IRQ pulse width (exiting
software standby mode)
= 4.5 V to 5.5 V, AV
CC
= PLLV
= AV
SS
SS
SS
= –40°C to +85°C (wide-range specifications)
a
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
= 4.5 V to 5.5 V, V
CC
= 0 V, T
= –20°C to +75°C (regular
a
Condition
Max
Unit
ns
t
cyc
ns
ns
ns
ns
ns
= 4.5 V to AV
,
ref
CC
Test Conditions
Figure 23-5
Figure 23-6
763

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