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AMC7812B_15 Datasheet, PDF (22/92 Pages) Texas Instruments – 12-Bit Analog Monitoring and Control Solution with Multichannel ADC, DACs, and Temperature Sensors
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AMC7812B
SBAS625A – SEPTEMBER 2013 – REVISED SEPTEMBER 2013
www.ti.com
TYPICAL CHARACTERISTICS: ADC
At +25°C, unless otherwise noted.
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
TA = +25°C
0V to VREF Mode
VREF = 2.5V, Internal
Single−Ended Mode
−1
0
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 43. DIFFERENTIAL LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1
0
TA = +25°C
0V to VREF Mode
VREF = 2.5V, Internal
Single−Ended Mode
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 44. LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
TA = +25°C
0V to (2 ⋅ VREF) Mode
VREF = 2.5V, Internal
Single−Ended Mode
−1
0
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 45. DIFFERENTIAL LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1
0
TA = +25°C
0V to (2 ⋅ VREF) Mode
VREF = 2.5V, Internal
Single−Ended Mode
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 46. LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1
0
TA = +25°C
0V to VREF Mode
VREF = 2.5V, Internal
Differential Mode
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 47. DIFFERENTIAL LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1
0
TA = +25°C
0V to VREF Mode
VREF = 2.5V, Internal
Differential Mode
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 48. LINEARITY ERROR vs CODE
22
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