AMC7836_15 Datasheet, PDF (17/87 Pages) Texas Instruments – AMC7836 High-Density, 12-Bit Analog Monitor and Control Solution With Multichannel ADC, Bipolar DACs, Temperature Sensor, and GPIO Ports

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Typical Characteristics: DAC (continued)
5
4
3
2
1
0
±1
±2
±3
0V to 10V Range
±4
0V to 5V Range
±5
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_A (ƒC)
C001
Figure 19. DAC Offset Error vs Temperature
0.20
0.15
0.10
0.05
0.00
±0.05
±0.10
0V to 10V Range
0V to 5V Range
±0.15
-10V to 0V Range
±0.20
-5V to 0V Range
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_A (ƒC)
C001
Figure 21. DAC Gain Error vs Temperature
10
9.95
9.9
9.85
9.8
9.75
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
I_LOAD (mA)
C001
Code 0xFFF, DAC range: 0 to 10 V, AV_CC = 10 V, AV_EE = 0 V
Figure 23. DAC Source Current
AMC7836
SLAS986B – NOVEMBER 2014 – REVISED FEBRUARY 2015
25
20
15
10
5
0
±5
±10
±15
±20
±25
-40 -25 -10 5
-10V to 0V Range
-5V to 0V Range
20 35 50 65 80 95 110 125
T_A (ƒC)
C001
Figure 20. DAC Zero Code Error vs Temperature
10
9
8
7
6
5
4
3
2
1
0
-50 -40 -30 -20 -10 0 10 20 30 40 50
I_LOAD (mA)
C001
Code 0x800, DAC range: 0 to 10 V
Figure 22. DAC Output Voltage vs Load Current
0.25
0.2
0.15
0.1
0.05
0
-15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0
I_LOAD (mA)
C001
Code 0x000, DAC range: 0 to 10 V, AV_CC = 10 V, AV_EE = 0 V
Figure 24. DAC Sink Current
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