Nonswitching electrical specifications
Table 4. LVD and POR specification
Symbol
VPOR
C
D
C
Description
Min
1.5
4.2
Typ
1.75
4.3
Max
2.0
Unit
V
POR re-arm voltage1
VLVDH
Falling low-voltage detect
threshold—high range (LVDV
= 1)2
4.4
V
VLVW1H
VLVW2H
VLVW3H
VLVW4H
VHYSH
C
C
C
C
C
C
Falling low- Level 1 falling
4.3
4.5
4.6
4.7
—
4.4
4.5
4.5
4.6
4.7
4.8
—
V
V
voltage
warning
threshold—
high range
(LVWV = 00)
Level 2 falling
(LVWV = 01)
Level 3 falling
(LVWV = 10)
4.6
V
Level 4 falling
(LVWV = 11)
4.7
V
High range low-voltage
detect/warning hysteresis
100
2.61
mV
V
VLVDL
Falling low-voltage detect
threshold—low range (LVDV
= 0)
2.56
2.66
VLVW1L
VLVW2L
VLVW3L
VLVW4L
VHYSDL
VHYSWL
VBG
C
C
C
C
C
C
P
Falling low- Level 1 falling
2.62
2.72
2.82
2.92
—
2.7
2.8
2.9
3.0
40
2.78
2.88
2.98
3.08
—
V
V
voltage
warning
threshold—
low range
(LVWV = 00)
Level 2 falling
(LVWV = 01)
Level 3 falling
(LVWV = 10)
V
Level 4 falling
(LVWV = 11)
V
Low range low-voltage detect
hysteresis
mV
mV
V
Low range low-voltage
warning hysteresis
Buffered bandgap output 3
—
80
—
1.14
1.16
1.18
1. Maximum is highest voltage that POR is guaranteed.
2. Rising thresholds are falling threshold + hysteresis.
3. voltage Factory trimmed at VDD = 5.0 V, Temp = 25 °C
KE02 Sub-Family Data Sheet, Rev3, 07/2013.
Freescale Semiconductor, Inc.
9
FREESCALE [ Freescale ]
