Nonswitching electrical specifications
Table 4. LVD and POR specification
Symbol
V
POR
V
LVDH
C
D
C
Description
POR re-arm voltage
Falling low-voltage detect
threshold—high range (LVDV
= 1)
Falling low-
voltage
warning
threshold—
high range
Level 1 falling
(LVWV = 00)
Level 2 falling
(LVWV = 01)
Level 3 falling
(LVWV = 10)
Level 4 falling
(LVWV = 11)
High range low-voltage
detect/warning hysteresis
Falling low-voltage detect
threshold—low range (LVDV
= 0)
Falling low-
voltage
warning
threshold—
low range
Level 1 falling
(LVWV = 00)
Level 2 falling
(LVWV = 01)
Level 3 falling
(LVWV = 10)
Level 4 falling
(LVWV = 11)
Low range low-voltage detect
hysteresis
Low range low-voltage
warning hysteresis
Buffered bandgap output
Min
1.5
4.2
Typ
1.75
4.3
Max
2.0
4.4
Unit
V
V
V
LVW1H
V
LVW2H
V
LVW3H
V
LVW4H
V
HYSH
V
LVDL
C
C
C
C
C
C
4.3
4.5
4.6
4.7
—
2.56
4.4
4.5
4.6
4.7
100
2.61
4.5
4.6
4.7
4.8
—
2.66
V
V
V
V
mV
V
V
LVW1L
V
LVW2L
V
LVW3L
V
LVW4L
V
HYSDL
V
HYSWL
V
BG
C
C
C
C
C
C
P
2.62
2.72
2.82
2.92
—
—
1.14
2.7
2.8
2.9
3.0
40
80
1.16
2.78
2.88
2.98
3.08
—
—
1.18
V
V
V
V
mV
mV
V
1. Maximum is highest voltage that POR is guaranteed.
2. Rising thresholds are falling threshold + hysteresis.
3. voltage Factory trimmed at V
DD
= 5.0 V, Temp = 25 °C
KE02 Sub-Family Data Sheet, Rev3, 07/2013.
Freescale Semiconductor, Inc.
9
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
