AD5791 データシートの表示（PDF） - Analog Devices
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AD5791 Datasheet PDF : 28 Pages
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AD5791
2.0
TA = +125°C
VREFP = +5V
TA = +25°C
1.5
TA = –40°C
VREFN = 0V
VDD = +15V
VSS = –15V
1.0
0.5
0
–0.5
–1.0
–1.5 AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
–2.0
0
200000 400000 600000
DAC CODE
800000 1000000
Figure 11. Differential Nonlinearity Error vs. DAC Code, 5 V Span
1.0
AD8676 REFERENCE BUFFERS
0.8 AD8675 OUTPUT BUFFER
VREFP = +10V
0.6 VREFN = 0V
VDD = +15V
0.4 VSS = –15V
TA = +25°C
TA = –40°C
TA = +125°C
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
200000
400000 600000
DAC CODE
800000 1000000
Figure 12. Differential Nonlinearity Error vs. DAC Code, ±10 V Span,
X2 Gain Mode
2.0
±10V SPAN MAX INL
+10V SPAN MAX INL
1.5
+5V SPAN MAX INL
+10V SPAN MIN INL
±10V SPAN MIN INL
+5V SPAN MIN INL
1.0
0.5
0
–0.5
–1.0
–1.5
–55
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
–35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 13. Integral Nonlinearity Error vs. Temperature
Data Sheet
1.0
±10V SPAN MAX DNL +10V SPAN MAX DNL
+5V SPAN MAX DNL
±10V SPAN MIN DNL
+10V SPAN MIN DNL
+5V SPAN MIN DNL
0.5
0
–0.5
AD8676 REFERENCE BUFFERS
–1.0 AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
–1.5
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 14. Differential Nonlinearity Error vs. Temperature
0.6
0.5
INL MAX
0.4
0.3
TA = 25°C
0.2 VREFP = +10V
VREFN = –10V
0.1
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
0
INL MIN
–0.1
–0.2
–0.3
12.5 13.0 13.5 14.0 14.5 15.0 15.5 16.0 16.5
VDD/|VSS| (V)
Figure 15. Integral Nonlinearity Error vs. Supply Voltage, ±10 V Span
1.5
INL MAX
1.0
0.5
TA = 25°C
VREFP = +5V
VREFN = 0V
AD8676 REFERENCE BUFFERS
0 AD8675 OUTPUT BUFFER
–0.5
–1.0
INL MIN
–1.5
7.5 8.5 9.5 10.5 11.5 12.5 13.5 14.5 15.5 16.5
VDD (V)
–2.5 –3.9 –5.3 –6.7 –9.1 –10.5 –12.9 –14.2 –15.5 –16.5
VSS (V)
Figure 16. Integral Nonlinearity Error vs. Supply Voltage, 5 V Span
Rev. D | Page 10 of 28
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