EVAL-AD5781SDZ(RevD) Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
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EVAL-AD5781SDZ Datasheet PDF : 28 Pages
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AD5781
0.5
AD8676 REFERENCE BUFFERS
0.4 AD8675 OUTPUT BUFFER
VREFP = +5V
0.3 VREFN = 0V
TA = +125°C
TA = +25°C
TA = –40°C
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4 VDD = +15V
VSS = –15V
–0.5
0
50000
100000 150000
DAC CODE
200000
250000
Figure 11. Differential Nonlinearity Error vs. DAC Code, +5 V Span
0.5
AD8676 REFERENCE BUFFERS
0.4 AD8675 OUTPUT BUFFER
VREFP = +10V
0.3 VREFN = 0V
VDD = +15V
0.2 VSS = –15V
0.1
0
–0.1
–0.2
–0.3
TA = +25°C
TA = –40°C
TA = +125°C
–0.4
–0.5
0
50000
100000 150000
DAC CODE
200000
250000
Figure 12. Differential Nonlinearity Error vs. DAC Code, ±10 V Span,
X2 Gain Mode
0.5
AD8676 REFERENCE BUFFERS
0.4 AD8675 OUTPUT BUFFER
VDD = +15V
0.3 VSS = –15V
0.2
0.1
0
–0.1
–0.2
–0.3
±10V SPAN MAX INL
+10V SPAN MAX INL
–0.4
+5V SPAN MAX INL
±10V SPAN MIN INL
+10V SPAN MIN INL
+5V SPAN MIN INL
–0.5
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
Figure 13. Integral Nonlinearity Error vs. Temperature
Data Sheet
0.3
AD8676 REFERENCE BUFFERS
0.2 AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–55
±10V SPAN MAX DNL
+5V SPAN MAX DNL
+10V SPAN MIN DNL
–35 –15 5 25
+10V SPAN MAX DNL
±10V SPAN MIN DNL
+5V SPAN MIN DNL
45 65 85 105 125
TEMPERATURE (°C)
Figure 14. Differential Nonlinearity Error vs. Temperature
0.14
0.12
0.10
INL MAX
0.08
0.06
0.04
TA = 25°C
VREFP = +10V
VREFN = –10V
AD8676 REFERENCE BUFFERS
0.02 AD8675 OUTPUT BUFFER
0
–0.02
INL MIN
–0.04
–0.06
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
0.4
0.3
INL MAX
0.2
TA = 25°C
0.1 VREFP = +5V
VREFN = 0V
AD8676 REFERENCE BUFFERS
0 AD8675 OUTPUT BUFFER
–0.1
–0.2
INL MIN
–0.3
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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