MAX6439 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX6439
Maxim Integrated
MAX6439 Datasheet PDF : 14 Pages
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Low-Power, Single-/Dual-Level Battery Monitors
with Hysteresis and Integrated µP Reset
ELECTRICAL CHARACTERISTICS (continued)
(VBATT = 1.2V to 5.5V, VCC = 1.2V to 5.5V, TA = -40°C to +85°C, unless otherwise specified. Typical values are at TA = +25°C.) (Note1)
PARAMETER
LBO, LBOL, LBOH, LBOLH
Timeout Period
LBO, LBOL, LBOH, LBOLH
Delay Time
SYMBOL
CONDITIONS
tLBOP VBATT rising above threshold
tLBOD VBATT falling below threshold
MIN TYP MAX UNITS
150
225
300
ms
100
µs
(VBATT or VCC) ≥ 1.2V, ISINK = 50µA,
asserted low
0.3
LBO, LBOL, LBOH, LBOLH
Output Low
(Open Drain)
(VBATT or VCC) ≥ 1.6V, ISINK = 100µA,
asserted low
VOL
(VBATT or VCC) ≥ 2.7V, ISINK = 1.2mA,
asserted low
0.3
V
0.3
(VBATT or VCC) ≥ 4.5V, ISINK = 3.2mA,
asserted low
0.3
LBO, LBOL, LBOH, LBOLH
Output Open-Drain Leakage
Current
ILKG
Output deasserted
500
nA
VCC Reset Threshold
VCC Reset Hysteresis
VCC to RESET Delay
VCC to RESET Timeout Period
MR Input Voltage
MR Minimum Pulse Width
MR Glitch Rejection
MR to RESET Delay
MR Reset Timeout Period
MR Pullup Resistance
MR Rising Debounce Period
VTH
tRP
VIL
VIH
tMPW
tMRP
tDEB
MAX64_ _ _ _ _ _ T
3.000 3.075 3.150
MAX64_ _ _ _ _ _ S
MAX64_ _ _ _ _ _ R
MAX64_ _ _ _ _ _ Z
MAX64_ _ _ _ _ _ Y
MAX64_ _ _ _ _ _ W
MAX64_ _ _ _ _ _ V
2.850 2.925 3.000
2.550 2.625 2.700
2.250 2.313 2.375
V
2.125 2.188 2.250
1.620 1.665 1.710
1.530 1.575 1.620
0.3
%
VCC falling at 10mV/µs from (VTH + 100mV)
to (VTH - 100mV)
50
µs
MAX64_ _ _ _ _ _ _ D3
MAX64_ _ _ _ _ _ _ D7
150
225
300
ms
1200 1800 2400
0.7 x VCC
0.3 x VCC
V
1
µs
100
ns
200
ns
150
225
300
ms
MR to VCC
750 1500 2250
Ω
(Note 3)
150
225
300
ms
4 _______________________________________________________________________________________
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