MAX6439UTA MAXIM [Maxim Integrated Products], MAX6439UTA Datasheet - Page 5

• Manufacturer Part Number: MAX6439UTA
• Description: Low-Power, Single-/Dual-Level Battery Monitors with Hysteresis and Integrated uP Reset
• Manufacturer: MAXIM [Maxim Integrated Products]

Note 1: Production testing done at T
Note 2: The device is powered up by the highest voltage between V
Note 3: MR input ignores falling input pulses, which occur within the MR debounce period (t
(V
ELECTRICAL CHARACTERISTICS (continued)
(V
RESET Output High
(Push-Pull)
RESET Output Low
RESET Output Leakage Current
(Open Drain)
Low-Power, Single-/Dual-Level Battery Monitors
BATT
BATT
4
3
2
1
0
-40
= 1.2V to 5.5V, V
= 1.2V to 5.5V, V
SUPPLY CURRENT vs. TEMPERATURE
This prevents invalid reset assertion due to switch bounce.
PARAMETER
-20
V
TOTAL
CC
= 3.3V, V
TEMPERATURE (°C)
0
with Hysteresis and Integrated µP Reset
_______________________________________________________________________________________
20
CC
CC
BATT
= 1.2V to 5.5V, T
40
= 1.2V to 5.5V, unless otherwise specified. Typical values are at T
= 3.6V
I
BATT
I
CC
60
A
SYMBOL
80
= +25°C; limits over temperature guaranteed by design only.
V
V
OH
OL
A
= -40°C to +85°C, unless otherwise specified. Typical values are at T
1.10
1.05
1.00
0.95
0.90
V
deasserted
V
deasserted
V
V
V
asserted
RESET deasserted
CC
CC
CC
CC
CC
-40
NORMALIZED LBO TIMEOUT PERIOD
≥ 1.53V, I
≥ 2.55V, I
≥ 1.0V, I
≥ 1.2V, I
≥ 2.12V, I
-20
vs. TEMPERATURE
TEMPERATURE (°C)
SINK
SINK
0
SOURCE
SOURCE
SINK
CONDITIONS
20
= 50µA, RESET asserted
= 100µA, RESET asserted
BATT
= 1.2mA, RESET
Typical Operating Characteristics
= 100µA, RESET
= 500µA, RESET
40
and V
60
CC
.
80
1.015
1.010
1.005
1.000
0.995
0.990
0.985
0.980
DEB
A
= +25°C.)
0.8 x V
0.8 x V
) after a valid MR reset assertion.
-40
MIN
NORMALIZED RESET TIMEOUT PERIOD
-20
CC
CC
vs. TEMPERATURE
TYP
TEMPERATURE (°C)
0
20
A
= +25°C.) (Note1)
MAX
500
0.3
0.3
0.3
40
60
UNITS
nA
V
V
80
5