µ
PD754144, 754244
65
Data Sheet U10040EJ2V1DS
•
µ
PD754244
Interrupt Input Timing
RESET Input Timing
Data Memory STOP Mode Low-Supply Voltage Data Retention Characteristics (T
A
= –40 to +85
°
C)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Release signal set time
t
SREL
0
µ
s
Oscillation stabilization
t
WAIT
Release by RESET
Note 2
ms
wait time
Note 1
Release by interrupt request
Note 3
ms
Notes 1.
The oscillation stabilization wait time is the time during which the CPU operation is stopped to
avoid unstable operation at oscillation start.
2.
2
17
/fx and 2
15
/fx can be selected with mask option.
3.
Depends on setting of basic interval timer mode register (BTM) (see table below).
BTM3
BTM2
BTM1
BTM0
Wait Time
When f
X
= 4.19 MHz
When f
X
= 6.0 MHz
–
0
0
0
2
20
/f
X
(Approx. 250 ms)
2
20
/f
X
(Approx. 175 ms)
–
0
1
1
2
17
/f
X
(Approx. 31.3 ms)
2
17
/f
X
(Approx. 21.8 ms)
–
1
0
1
2
15
/f
X
(Approx. 7.81 ms)
2
15
/f
X
(Approx. 5.46 ms)
–
1
1
1
2
13
/f
X
(Approx. 1.95 ms)
2
13
/f
X
(Approx. 1.37 ms)
RESET
t
RSL
INT0, KR4 to KR7
t
INTL
t
INTH
*