Filter
Top Products
Section 37 Electrical Characteristics
R01UH0134EJ0400 Rev. 4.00 Page 1979 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
37.4.2 Control Signal Timing
Table 37.6 Control Signal Timing
B = 72 MHz
Item Symbol Min. Max. Unit Figure
RES pulse width Exit from standby mode t
RESW
10 ms Figure 37.7
(1)
Other than above 20 t
cyc
TRST pulse width t
TRSW
20 t
cyc
NMI pulse width Exit from standby mode t
NMIW
10 ms Figure 37.7
(2)
Other than above 20 t
cyc
IRQ pulse width Exit from standby mode t
IRQW
10 ms
Other than above 20 t
cyc
PINT pulse width t
PINTW
20 t
cyc
BREQ setup time t
BREQS
1/2t
cyc
+ 7 ns Figure 37.8
BREQ hold time t
BREQH
1/2t
cyc
+ 2 ns
BACK delay time t
BACKD
1/2t
cyc
+ 13 ns
Bus buffer off time 1 t
BOFF1
15 ns
Bus buffer off time 2 t
BOFF2
15 ns
Bus buffer on time 1 t
BON1
15 ns
Bus buffer on time 2 t
BON2
15 ns
BACK setup time before the bus buffer off
timing
t
BACKS
0 ns
t
RESW
/t
TRSW
RES
TRST
Figure 37.7 (1) Reset Input Timing