AMC7812SPAPR Datasheet, PDF (27/92 Pages) Texas Instruments – 12-Bit Analog Monitoring and Control Solution with Multichannel ADC, DACs, and Temperature Sensors

AMC7812
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SBAS513E – JANUARY 2011 – REVISED SEPTEMBER 2013
TYPICAL CHARACTERISTICS: TEMPERATURE SENSOR
At +25°C, unless otherwise noted.
LOCAL TEMPERATURE ERROR vs TEMPERATURE
2
1.5
1
0.5
0
−0.5
−1
−1.5
−2
−2.5
−40 −25 −10 5
10 Units
QFN Package
20 35 50 65 80 95 110 125
T_A (°C )
G001
Figure 75.
REMOTE TEMPERATURE ERROR vs TEMPERATURE
2.5
2
10 Units
QFN Package
1.5 Auto Conversion Mode Disabled
1
0.5
0
−0.5
−1
−1.5
−2
−2.5
−40 −25 −10 5
20 35 50 65 80 95 110 125
T_A (°C )
Figure 76.
LOCAL TEMPERATURE ERROR vs TEMPERATURE
2.5
2
16 units
TQFP Package
1.5
1
0.5
0
−0.5
−1
−1.5
−2
−2.5
−40 −25 −10 5
20 35 50 65 80 95 110 125
T_A (°C)
G000
Figure 77.
REMOTE TEMPERATURE ERROR vs TEMPERATURE
2.5
2.0
16 units
TQFP Package
1.5 Auto Conversion Mode Disabled
1.0
0.5
0.0
−0.5
−1.0
−1.5
−2.0
−2.5
−40 −25 −10 5
20 35 50 65 80 95 110 125
T_A (°C)
G000
Figure 78.
TYPICAL CHARACTERISTICS: DIGITAL INPUTS
At +25°C, unless otherwise noted.
SUPPLY CURRENT vs INPUT VOLTAGE
1.8
T_A = +25°C
1.6
Digital Input = CS
1.4
1.2
1
IO_VDD = 2.7V
0.8
IO_VDD = 5V
0.6
0.4
0.2
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
Logic Input Voltage (V)
Figure 79.
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