MAX1660 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX1660 Datasheet PDF : 19 Pages
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Digitally Controlled
Fuel-Gauge Interface
ELECTRICAL CHARACTERISTICS (continued)
(V SHDN = VBATT = 12V, VSCL = VSDA = 3.6V, CREF = 10nF, CVL = 0.1µF, TA = 0°C to +85°C, unless otherwise noted. Typical values
are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
SCL, SDA, INT, RST Leakage
Current
Output forced to 5V
0.01
1
µA
SHDN Input Bias Current
RST Active Timeout Period
ISHDN
SHDN forced to 3.6V
SHDN forced to 28V
0.7
3.0
µA
20
100
25
ms
RST Output Voltage
RST Threshold Voltage
VRST
VTH1,
VTH2
VVL = 1V, ISINK = 50µA
VVL = 3V, ISINK = 1.2mA
VTH2, VL falling
VTH1, VL rising
0.3
V
0.3
1.0
1.7
2.2
V
2.75 2.90 3.05
ELECTRICAL CHARACTERISTICS
(V SHDN = VBATT = 12V, VSCL = VSDA = 3.6V, CREF = 10nF, CVL = 0.1µF, TA = -40°C to +85°C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
SUPPLY AND REFERENCES
BATT Input Voltage Range
VBATT
4
V SHDN = 3.3V, SOFTSHDN = 0, IVL = 0
BATT Supply Current
IBATT V SHDN = 3.3V, SOFTSHDN = 1, IVL = 0
V SHDN ≤ 0.4V
28
V
135
30
µA
1
VL Output Voltage
REF Output Voltage
REF Load Regulation
FUEL GAUGE
VVL
VREF
SOFTSHDN = 0, 0 ≤ IVL ≤ 5mA
SOFTSHDN = 1, 0 ≤ IVL ≤ 5mA
IREF = 0
0 ≤ IREF ≤ 200µA
3.1
3.4
V
3.1
3.6
1.96
2.04
V
50 µV/µA
Discharge Coulomb-Counter
Accumulation Rate
VCS = 0
VCS = -120mV
0
49,250
12
Counts/s
50,750
Charge Coulomb-Counter
Accumulation Rate
OVERCURRENT COMPARATOR
VCS = 0
VCS = 120mV
0
49,250
12
Counts/s
50,750
OCI, ODI Input Offset Voltage
-10
10
mV
OCI, ODI Input Offset Current
(Note 1)
-1
1
µA
ODO Sink Current
ODO Off-Leakage Current
OCO Sink Current
OCO Off-Leakage Current
VODO = 0.4V
VODO = 28V
VODO = 0.4V
VODO = 28V
1
mA
1
µA
1
mA
1
µA
*P.
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