MAX31782(2010) Просмотр технического описания (PDF) - Maxim Integrated
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MAX31782 Datasheet PDF : 20 Pages
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System Management Microcontroller
DC ELECTRICAL CHARACTERISTICS (continued)
(VDD = 2.7V to 5.5V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VDD = 3.3V, TA = +25NC, unless otherwise
noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
System Clock Startup
tSU:MOSC From POR, MOSC inactive
Output Logic-Low: SDA, MSCL,
MSDA P6.0–P6.4, PWM.0–PWM.5
Output Logic-High: P6.0–P6.4,
PWM.0–PWM.5
GPIO Mode Pullup Current
ADC Voltage Conversion Time
ADC Temperature Conversion
Time
ADC Internal Reference
ADC Voltage Measurement Error
ADC Internal Reference
Temperature Drift
ADC Internal Reference Initial
Accuracy (+25NC)
ADC External Reference Buffer
Accuracy
ADC Operating Current
ADC Full-Scale Input Voltage
(Note 6)
ADC Measurement Resolution
ADC Bit Resolution
AD0P–AD5P Input Resistance
ADC Integral Nonlinearity
ADC Differential Nonlinearity
ADC Offset
Internal Temperature
Measurement Error
VOL1
VOH1
IPU
tCONV_V
tCONV_T
VERR
IADC
VFS
VLSB
RIN
INL
DNL
VOFFSET
IOL = 4mA (Note 1)
IOH = -2mA (Note 1)
VPIN = VSS, VDD = 3.3V
(Note 4)
(Note 4)
(Note 5)
This current is in addition to ICPU
ADGAIN = 0, factory set, internal reference
ADGAIN = 1, factory set, internal reference
ADGAIN = 0
ADGAIN = 1
TA = -40NC to +85NC
VDD -
0.5
38
-1
-0.5
-1
1.213
5.445
12
15
-3
TYP
1000
55
128
1.225
Q0.25
1.225
5.5
300
1343
Q2
MAX
0.4
107
150
7
+1
+0.5
+1
2.2
1.237
5.555
Q4
Q1
+3
UNITS
MOSC
Cycles
V
V
FA
µs
ms
V
%
%
mV
%
mA
V
FV
Bits
MI
LSB
LSB
LSB
NC
Remote Temperature
Measurement Error
(MAX31782 Error Only)
TA = 0NC to +60NC,
TDIODE = +60NC to +120NC
TA = 0NC to +60NC,
TDIODE = -45NC to +120NC
TA = -40NC to +85NC,
TDIODE = +60 to +120NC
TA = -40NC to +85NC,
TDIODE = -45NC to +120NC
-1.5
-1.75
-2.75
-3.0
+1.5
+1.75
NC
+2.75
+3.0
3
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