AMC7836_15 Datasheet, PDF (19/87 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
5.0
0
2.5
±5
0.0
AMC7836
SLAS986B – NOVEMBER 2014 – REVISED FEBRUARY 2015
15
DVDD/AVDD
AVCC
10
AVSS
IOVDD
DAC OUT
5
0
±10
±2.5
DAC Output
DAC Output Small Signal
±15
±5.0
-5
0
5 10 15 20 25 30 35
Time (µs)
C031
Code 0xFFF, DAC range: –10 to 0 V, No Load
Figure 31. DAC Clamp Recovery
15
DVDD/AVDD
AVCC
10
AVSS
IOVDD
DAC OUT
5
-5
-10
-15
-0.25 0 0.25 0.5 0.75 1
Time (ms)
Code 0xFFF, DAC range: –10 to 0 V, No Load
1.25 1.5
C001
Figure 32. DAC Output With AV_DD and DV_DD Supply
Collapse
15
DVDD/AVDD
AVCC
10
AVSS
IOVDD
DAC OUT
5
0
0
-5
-5
-10
-10
-15
-0.25 0
0.25 0.5 0.75
1
Time (ms)
Code 0xFFF, DAC range: –10 to 0 V, No Load
1.25 1.5
C001
Figure 33. DAC Output With IOV_DD Supply Collapse
15
10
5
-15
-0.25 0 0.25 0.5 0.75 1
Time (ms)
Code 0xC00, DAC range: –10 to 0 V, No Load
1.25 1.5
C001
Figure 34. DAC Output With AV_SS Supply Collapse
DVDD/AVDD
AVCC
AVSS
IOVDD
DAC OUT
0
-5
-10
-15
-0.25 0 0.25 0.5 0.75 1 1.25 1.5
Time (ms)
C001
Code 0xFFF, DAC range: –10 to 0 V, No Load
Figure 35. DAC Output With AV_CC Supply Collapse
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