AMC7832_15 Datasheet, PDF (20/72 Pages) Texas Instruments – AMC7832 12-Bit Analog Monitor and Control Solution with Multi-Channel ADC, Bipolar DACs, Temperature Sensor and GPIO Ports

AMC7832
SLAS836 – MARCH 2014
7.8 Typical Characteristics: ADC
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1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
0
512 1024
T = 25°C, Unipolar Input
1536
2048
Code
2560
3072
3584
4096
C005
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
0
512 1024
T = 25°C, Unipolar Input
1536
2048
Code
2560
3072
3584
4096
C005
Figure 30. Linearity Error vs Code
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
0
512 1024
T = 25°C, Bipolar Input
1536
2048
Code
2560
3072
3584
4096
C005
Figure 31. Differential Linearity Error vs Code
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
0
512 1024
T = 25°C, Bipolar Input
1536
2048
Code
2560
3072
3584
4096
C005
Figure 32. Linearity Error vs Code
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
±40 ±25 ±10 5
Unipolar input
MAX INL
MIN INL
20 35 50 65 80 95 110 125
T_A (ƒC)
C001
Figure 33. Differential Linearity Error vs Code
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
±40 ±25 ±10 5
Unipolar input
MAX DNL
MIN DNL
20 35 50 65 80 95 110 125
T_A (ƒC)
C001
Figure 34. Linearity Error vs Temperature
Figure 35. Differential Linearity Error vs Temperature
20
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