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| AMC7834 Datasheet, PDF (17/93 Pages) Texas Instruments – AMC7834 12-Bit Integrated Power-Amplifier Monitor and Control System with Temperature, Current and Voltage Supervision Capabilities | |||
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Typical Characteristics: DAC (continued)
1.0
AUXDAC 1
0.8
AUXDAC 2
0.6
AUXDAC 3
AUXDAC 4
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0
512 1024 1536 2048 2560 3072 3584
Code
DAC range = 2.5 to 7.5 V, AVCC = 12 V
4096
C007
Figure 9. Auxiliary DAC Integral Non-Linearity
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
±40 ±25 ±10 5
INL MAX
INL MIN
20 35 50 65 80 95 110 125
TA (ÆC)
C009
DAC range = 0 to 5 V, AVDD = 5.5 V
Figure 11. Bipolar DAC INL vs Temperature
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
±40 ±25 ±10 5
INL MAX
INL MIN
20 35 50 65 80 95 110 125
TA (ÆC)
C011
DAC range = â5 to 0 V, AVSS = â5.5 V
Figure 13. Bipolar DAC INL vs Temperature
AMC7834
SLAS972B â NOVEMBER 2014 â REVISED MARCH 2016
1.0
AUXDAC 1
0.8
AUXDAC 2
0.6
AUXDAC 3
AUXDAC 4
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0
512 1024 1536 2048 2560 3072 3584
Code
DAC range = 2.5 to 7.5 V, AVCC = 12 V
4096
C008
Figure 10. Auxiliary DAC Differential Non-Linearity
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
±40 ±25 ±10 5
DNL MAX
DNL MIN
20 35 50 65 80 95 110 125
TA (ÆC)
C010
DAC range = 0 to 5 V, AVDD = 5.5 V
Figure 12. Bipolar DAC DNL vs Temperature
1.0
DNL MAX
0.8
0.6
DNL MIN
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
±40 ±25 ±10 5 20 35 50 65 80 95
TA (ÆC)
DAC range = â5 to 0 V, AVSS = â5.5 V
110 125
C012
Figure 14. Bipolar DAC DNL vs Temperature
Copyright © 2014â2016, Texas Instruments Incorporated
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