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AMC7812B_14 Datasheet, PDF (24/93 Pages) Texas Instruments – 12-Bit Analog Monitoring and Control Solution with Multichannel ADC, DACs, and Temperature Sensors | |||
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AMC7812B
SBAS625A â SEPTEMBER 2013 â REVISED SEPTEMBER 2013
www.ti.com
TYPICAL CHARACTERISTICS: ADC (continued)
At +25°C, unless otherwise noted.
1
0.8
0.6
INL Max
0.4
1
0.8
0.6
INL Max
0.4
0V to (2 â
VREF) Mode
VREF = 2.5V, Internal
SingleâEnded Mode
0.2
0.2
0
0
â0.2
â0.2
â0.4
â0.6
INL Min
â0.8
0V to VREF Mode
VREF = 2.5V, Internal
SingleâEnded Mode
â1
â40 â25 â10 5 20 35 50 65 80 95 110 125
TA (°C )
Figure 55. LINEARITY ERROR vs TEMPERATURE
â0.4
â0.6
INL Min
â0.8
â1
â40 â25 â10 5 20 35 50 65 80 95 110 125
TA (°C )
Figure 56. LINEARITY ERROR vs TEMPERATURE
1
0.8
0.6
INL Max
0.4
0.2
0
â0.2
â0.4
â0.6
INL Min
â0.8
0V to VREF Mode
VREF = 2.5V, Internal
Differential Mode
â1
â40 â25 â10 5 20 35 50 65 80 95 110 125
TA (°C )
Figure 57. LINEARITY ERROR vs TEMPERATURE
1
0.8
0.6
INL Max
0V to (2 â
VREF) Mode
VREF = 2.5V, Internal
Differential Mode
0.4
0.2
0
â0.2
â0.4
INL Min
â0.6
â0.8
â1
â40 â25 â10 5 20 35 50 65 80 95 110 125
TA (°C )
Figure 58. LINEARITY ERROR vs TEMPERATURE
3
2.5
2
1.5
1
0.5
0
â0.5
â1
â1.5
â2
â2.5
â3
2.7
0V to VREF Mode
0V to (2 â
VREF) Mode
TA = +25°C
VREF = 2.5V, Internal
SingleâEnded Mode
3.1 3.5 3.9 4.3 4.7 5.1 5.5
AVDD (V)
Figure 59. GAIN ERROR vs SUPPLY
3
2.5
2
1.5
1
0.5
0
â0.5
â1
â1.5
â2
â2.5
0V to VREF Mode
0V to (2 â
VREF) Mode
VREF = 2.5V, Internal
SingleâEnded Mode
â3
â40 â25 â10 5 20 35 50 65 80 95 110 125
TA (°C )
Figure 60. GAIN ERROR vs TEMPERATURE
24
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