DS2751 Просмотр технического описания (PDF) - Maxim Integrated
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DS2751 Datasheet PDF : 19 Pages
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DS2751
ELECTRICAL CHARACTERISTICS: TEMPERATURE, VOLTAGE, CURRENT
(TA = 2.5V £ VDD £ 5.5V, -20°C to +70°C.)
PARAMETER
SYMBOL CONDITIONS
MIN TYP MAX UNITS
Temperature Resolution TLSB
Temperature Full-Scale
Magnitude
TFS
0.125
°C
127
°C
Temperature Error
Voltage Resolution
Voltage Full-Scale
Magnitude
TERR
VLSB
VFS
(Note 3)
(Note 4)
±3
°C
4.88
mV
4.5
V
Voltage Offset Error
Voltage Gain Error
VOERR
VGERR
(Note 5)
1
LSB
3
%V
reading
Current Resolution
ILSB
(Note 6)
(Note 7)
0.625
mA
15.625
mV
Current Full-Scale
Magnitude
(Notes 6, 7)
IFS
(Note 8)
1.9 2.56
64
A
mV
Current Offset Error
Current Gain Error
IOERR
IGERR
(Note 9)
(Notes 6, 10)
(Note 7)
1
LSB
3
%I
1 reading
Accumulated Current
Resolution
qCA
(Note 6)
(Note 7)
0.25
mAhr
6.25
µVhr
Current Sampling
Frequency
fSAMP
1456
Hz
Internal Timebase
Accuracy
0°C to +50°C
tERR (Note 11)
-20°C to +70°C
±1
±3
%
±5
ELECTRICAL CHARACTERISTICS—1-WIRE INTERFACE
(TA = 2.5V £ VDD £ 5.5V, -20°C to +70°C.)
PARAMETER
SYMBOL CONDITIONS
MIN TYP
Time Slot
tSLOT
60
Recovery Time
tREC
1
Write 0 Low Time
tLOW0
60
Write 1 Low Time
tLOW1
1
Read Data Valid
tRDV
Reset Time High
tRSTH
480
Reset Time Low
tRSTL
480
Presence-Detect High
tPDH
15
Presence-Detect Low
tPDL
60
DQ Capacitance
CDQ
MAX
120
119
15
15
960
60
240
60
UNITS
ms
ms
ms
ms
ms
ms
ms
ms
ms
pF
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