NEC 78K0 Series User Manual page 609

LVI Circuit Characteristics (T
Parameter
Detection Supply voltage level
voltage
External input pin
Minimum pulse width
Operation stabilization wait time
Notes 1. The EXLVI/P120/INTP0 pin is used.
2. Time required from setting bit 7 (LVION) of the low-voltage detection register (LVIM) to 1 to operation
stabilization
Remark V > V : n = 1 to 15
LVI(n − 1)
LVIn
LVI Circuit Timing
Supply voltage
Detection voltage (MAX.)
Detection voltage (TYP.)
Detection voltage (MIN.)
CHAPTER 29 ELECTRICAL SPECIFICATIONS (TARGET)
= −40 to +85°C, V ≤ V
A POC
Symbol
V
LVI0
V
LVI1
V
LVI2
V
LVI3
V
LVI4
V
LVI5
V
LVI6
V
LVI7
V
LVI8
V
LVI9
V
LVI10
V
LVI11
V
LVI12
V
LVI13
V
LVI14
V
LVI15
Note 1
EXLVI EXLVI < V
DD
t
LW
Note 2
t
LWAIT
(V )
DD
Preliminary User's Manual U17260EJ3V1UD
≤ 5.5 V, AV
= EV
DD DD REF
Conditions
, 1.8 V ≤ V ≤ 5.5 V
DD
t
LW
t
LWAIT
LVION ← 1
≤ V
, V = EV = 0 V)
DD SS SS
MIN. TYP. MAX.
4.14 4.24 4.34
3.99 4.09 4.19
3.83 3.93 4.03
3.68 3.78 3.88
3.52 3.62 3.72
3.37 3.47 3.57
3.22 3.32 3.42
3.06 3.16 3.26
2.91 3.01 3.11
2.75 2.85 2.95
2.60 2.70 2.80
2.45 2.55 2.65
2.29 2.39 2.49
2.14 2.24 2.34
1.98 2.08 2.18
1.83 1.93 2.03
1.21
200
10
Time
Unit
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
µ
s
µ
s
609