
CHAPTER 29 ELECTRICAL SPECIFICATIONS (STANDARD PRODUCTS, (A) GRADE PRODUCTS)
User’s Manual U16228EJ2V0UD
484
LVI Circuit Characteristics (T
A
=
40 to +85
°
C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
V
LVI0
4.1
4.3
4.5
V
V
LVI1
3.9
4.1
4.3
V
V
LVI2
3.7
3.9
4.1
V
V
LVI3
3.5
3.7
3.9
V
V
LVI4
3.3
3.5
3.7
V
V
LVI5
3.15
3.3
3.45
V
Detection voltage
V
LVI6
2.95
3.1
3.25
V
Response time
Note 1
t
LD
0.2
2.0
ms
Minimum pulse width
t
LW
0.2
ms
Reference voltage stabilization wait
time
Note 2
t
LWAIT0
0.5
2.0
ms
Operation stabilization wait time
Note 3
t
LWAIT1
0.1
0.2
ms
Notes 1.
Time required from voltage detection to interrupt output or internal reset output.
2.
Time required from setting LVIE to 1 to reference voltage stabilization when POC-OFF is selected by the
POC mask option (when flash memory version
μ
PD78F0134M1, 78F0134M2, 78F0138M1, 78F0138M2,
78F0134M1(A), 78F0134M2(A), 78F0138M1(A), or 78F0138M2(A) is used).
3.
Time required from setting LVION to 1 to operation stabilization.
Remarks 1.
V
LVI0
> V
LVI1
> V
LVI2
> V
LVI3
> V
LVI4
> V
LVI5
> V
LVI6
2.
V
POCn
< V
LVIm
(n = 0 or 1, m = 0 to 6)
LVI Circuit Timing
Supply voltage
(V
DD
)
Time
Detection voltage (MIN.)
Detection voltage (TYP.)
Detection voltage (MAX.)
t
WAIT0
t
LW
t
LD
t
WAIT1
LVIE
←
1 LVION
←
1
Data Memory STOP Mode Low Supply Voltage Data Retention Characteristics (T
A
=
40 to +85
°
C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Data retention supply voltage
V
DDDR
When POC-OFF is selected by mask
option
Note
1.6
5.5
V
Release signal set time
t
SREL
0
μ
s
Note
When flash memory version
μ
PD78F0134M1, 78F0134M2, 78F0138M1, 78F0138M2, 78F0134M1(A),
78F0134M2(A), 78F0138M1(A), or 78F0138M2(A) is used