UPD78F1502AGK-GAK-AX Datasheet, PDF (947/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 31 ELECTRICAL SPECIFICATIONS
LVI Circuit Characteristics (TA = −40 to +85°C, VPDR ≤ VDD = EVDD ≤ 5.5 V, VSS = EVSS = 0 V)
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Detection
voltage
Supply voltage level
VLVI0
VLVI1
4.12
4.22
4.32
V
3.97
4.07
4.17
V
VLVI2
3.82
3.92
4.02
V
VLVI3
3.66
3.76
3.86
V
VLVI4
3.51
3.61
3.71
V
VLVI5
3.35
3.45
3.55
V
VLVI6
3.20
3.30
3.40
V
VLVI7
3.05
3.15
3.25
V
VLVI8
2.89
2.99
3.09
V
VLVI9
2.74
2.84
2.94
V
VLVI10
2.58
2.68
2.78
V
VLVI11
2.43
2.53
2.63
V
VLVI12
2.28
2.38
2.48
V
VLVI13
2.12
2.22
2.32
V
VLVI14
1.97
2.07
2.17
V
External input pin^{Note 1}
VLVI15
VEXLVI
EXLVI < VDD, 1.8 V ≤ VDD ≤ 5.5 V
1.81
1.91
2.01
V
1.11
1.21
1.31
V
Power supply voltage VPUPLVI When LVI default start function enabled 1.87
2.07
2.27
V
on power application
is set
Minimum pulse width
tLW
200
μs
Detection delay time
Operation stabilization wait time^{Note 2}
tLWAIT
200
μs
10
μs
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 VLVI (n − 1) > VLVIn: n = 1 to 15
LVI Circuit Timing
Supply voltage
(VDD)
Detection voltage (MAX.)
Detection voltage (TYP.)
Detection voltage (MIN.)
tLW
tLWAIT
LVION ← 1
Time
R01UH0004EJ0501 Rev.5.01
931
Jun 20, 2011