DS2751 Datasheet

  • DS2751

  • 1-Cell Li-Ion or 3-Cell NiMH Fuel Gauge

  • 234.43KB

  • Maxim   Maxim

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DS2751
ELECTRICAL CHARACTERISTICS: TEMPERATURE, VOLTAGE, CURRENT
(T
A
= 2.5V
V
DD
5.5V, -20掳C to +70掳C.)
PARAMETER
SYMBOL
CONDITIONS
Temperature Resolution
T
LSB
Temperature Full-Scale
T
FS
Magnitude
Temperature Error
T
ERR
(Note 3)
Voltage Resolution
V
LSB
Voltage Full-Scale
(Note 4)
V
FS
Magnitude
Voltage Offset Error
V
OERR
(Note 5)
Voltage Gain Error
Current Resolution
Current Full-Scale
Magnitude
Current Offset Error
Current Gain Error
Accumulated Current
Resolution
Current Sampling
Frequency
Internal Timebase
Accuracy
V
GERR
I
LSB
I
FS
I
OERR
I
GERR
q
CA
f
SAMP
t
ERR
0掳C to +50掳C
(Note 11)
-20掳C to +70掳C
(Note 6)
(Note 7)
(Notes 6, 7)
(Note 8)
(Note 9)
(Notes 6, 10)
(Note 7)
(Note 6)
(Note 7)
0.625
15.625
2.56
64
1
3
1
0.25
6.25
1456
卤1
卤3
卤5
MIN
127
4.88
4.5
1
3
卤3
TYP
0.125
MAX
UNITS
掳C
掳C
掳C
mV
V
LSB
%V
reading
mA
m
V
A
mV
LSB
%I
reading
mAhr
碌Vhr
Hz
%
1.9
ELECTRICAL CHARACTERISTICS鈥?-WIRE INTERFACE
(T
A
= 2.5V
V
DD
5.5V, -20掳C to +70掳C.)
PARAMETER
SYMBOL
CONDITIONS
Time Slot
t
SLOT
Recovery Time
t
REC
Write 0 Low Time
t
LOW0
Write 1 Low Time
t
LOW1
Read Data Valid
t
RDV
Reset Time High
t
RSTH
Reset Time Low
t
RSTL
Presence-Detect High
t
PDH
Presence-Detect Low
t
PDL
DQ Capacitance
C
DQ
MIN
60
1
60
1
480
480
15
60
TYP
MAX
120
119
15
15
960
60
240
60
UNITS
m
s
m
s
m
s
m
s
m
s
m
s
m
s
m
s
m
s
pF
4 of 19

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