AMC7812B_14 Datasheet, PDF (16/93 Pages) Texas Instruments – 12-Bit Analog Monitoring and Control Solution with Multichannel ADC, DACs, and Temperature Sensors

AMC7812B
SBAS625A – SEPTEMBER 2013 – REVISED SEPTEMBER 2013
www.ti.com
TYPICAL CHARACTERISTICS: DAC (continued)
At +25°C, unless otherwise noted.
1
1
0.8
0.8
0.6
0.6
0.4
0.4
0.2
0.2
0
0
−0.2
−0.2
−0.4
−0.4
−0.6
−0.8
−1
0
T_A = +25°C
Gain = 5
V_REF = 2.5V, Internal
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 12. DIFFERENTIAL LINEARITY ERROR vs CODE
−0.6
−0.8
−1
0
T_A = +25°C
Gain = 5
V_REF = 2.5V, Internal
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 13. LINEARITY ERROR vs CODE
1
0.8
0.6
0.4
DNL Max
0.2
0
−0.2
DNL Min
−0.4
−0.6
−0.8
−1
−40 −25 −10 5
Gain = 2
V_REF = 2.5V, Internal
20 35 50 65 80 95 110
T_A (°C )
Figure 14. DIFFERENTIAL LINEARITY ERROR vs
TEMPERATURE
1
0.8
INL Max
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
INL Min
Gain = 2
V_REF = 2.5V, Internal
−1
−40 −25 −10 5 20 35 50 65 80 95 110
T_A (°C )
Figure 15. LINEARITY ERROR vs TEMPERATURE
1
0.8
0.6
0.4
DNL Max
0.2
0
−0.2
−0.4
DNL Min
−0.6
−0.8
−1
−40 −25 −10 5
Gain = 5
V_REF = 2.5V, Internal
20 35 50 65 80 95 110
T_A (°C )
Figure 16. DIFFERENTIAL LINEARITY ERROR vs
TEMPERATURE
1
0.8
0.6
INL Max
0.4
0.2
0
−0.2
−0.4
INL Min
−0.6
−0.8
−1
−40 −25 −10 5
Gain = 5
V_REF = 2.5V, Internal
20 35 50 65 80 95 110
T_A (°C )
Figure 17. LINEARITY ERROR vs TEMPERATURE
16
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