2762A25 Просмотр технического описания (PDF) - Maxim Integrated
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2762A25 Datasheet PDF : 25 Pages
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DS2762 High-Precision Li+ Battery Monitor With Alerts
ELECTRICAL CHARACTERISTICS: TEMPERATURE, VOLTAGE, CURRENT
(2.5V £ VDD £ 5.5V, TA = -20°C to +50°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
Temperature Resolution
TLSB
0.125
Temperature Full-Scale Magnitude
TFS
127
Temperature Error
TERR
(Note 6)
±3
Voltage Resolution
VLSB
4.88
Voltage Full-Scale Magnitude
VFS
4.75
Voltage Offset Error
VOERR
(Note 7)
1
Voltage Gain Error
VGERR
5
Current Resolution
(Note 3)
ILSB
(Note 4)
0.625
15.625
Current Full-Scale Magnitude
(Notes 3, 4)
IFS
(Note 8)
1.9
2.56
64
Current Offset Error
IOERR
(Note 9)
1
(Notes 3, 10, 14)
3
Current Gain Error
IGERR
(Note 4)
1
(Note 3)
0.25
Accumulated Current Resolution
qCA
(Note 4)
6.25
Current Sampling Frequency
Internal Timebase Accuracy
fSAMP
tERR1
tERR2
(Note 11)
(Note 11)
1456
±1
±3
±6.5
UNITS
°C
°C
°C
mV
V
LSB
%
mA
mV
A
mV
LSB
%
mAhr
µVhr
Hz
%
%
EEPROM RELIABILITY SPECIFICATION
(2.5V £ VDD £ 5.5V, TA = -20°C to +70°C.)
PARAMETER
SYMBOL
CONDITIONS
Copy to EEPROM Time
tEEC
EEPROM Copy Endurance
NEEC
(Note 12)
MIN TYP
2
25,000
MAX
10
UNITS
ms
cycles
4 of 25
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