HD6417021 Hitachi Semiconductor, HD6417021 Datasheet - Page 459

• Manufacturer Part Number: HD6417021
• Description: SuperH RISC engine
• Manufacturer: Hitachi Semiconductor

19.3.2
Table 19.5 Control Signal Timing
Case A: V
Case B: V
*: Normal products. Ta = –40 to +85°C for wide-temperature range products.
Item
RES setup time
RES pulse width
NMI reset setup time
NMI reset hold time
NMI setup time
NMI hold time
IRQ0–IRQ7 setup time (edge
detection time)
IRQ0–IRQ7 setup time (level
detection time)
IRQ0–IRQ7 hold time
IRQOUT output delay time)
Bus request setup time
Bus acknowledge delay time 1
Bus acknowledge delay time 2
Bus 3-state delay time
Control Signal Timing
CC
CC
= 5.0 V ±10%, V
= 3.0 to 5.5 V, V
SS
SS
Symbol Min
t
t
t
t
t
t
t
t
t
t
t
t
t
t
= 0 V, Ta = –20 to +75°C*
= 0 V, Ta = –20 to +75°C*
RESS
RESW
NMIRS
NMIRH
NMIS
NMIH
IRQES
IRQLS
IRQEH
IRQOD
BRQS
BACD1
BACD2
BZD
320
20
320
320
160
80
160
160
80
—
80
—
—
—
12.5 MHz
Case A
Max
—
—
—
—
—
—
—
—
—
80
—
80
80
80
Min
240
20
240
240
120
60
120
120
60
—
60
—
—
—
16.6 MHz
Max
—
—
—
—
—
—
—
—
—
60
—
60
60
60
Case B
Min
200
20
200
200
100
50
100
100
50
—
50
—
—
—
20 MHz
Max
—
—
—
—
—
—
—
—
—
50
—
50
50
50
Unit
ns
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cyc
HITACHI 451
Figure
19.4
19.5
19.6
19.7