AD5791 Просмотр технического описания (PDF) - Analog Devices
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AD5791 Datasheet PDF : 28 Pages
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Data Sheet
0.60
0.55
0.50
0.45
0.40
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
0.35
0.30
5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0
VREFP/|VREFN| (V)
Figure 29. Zero-Scale Error vs. Reference Voltage
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
–0.20
5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0
VREFP/|VREFN| (V)
Figure 30. Midscale Error vs. Reference Voltage
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
–0.20
5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0
VREFP/|VREFN| (V)
Figure 31. Full-Scale Error vs. Reference Voltage
AD5791
–0.30
–0.35
–0.40
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
–0.45
–0.50
–0.55
–0.60
5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0
VREFP/|VREFN| (V)
Figure 32. Gain Error vs. Reference Voltage
2.0
AD8676 REFERENCE BUFFERS
1.5 AD8675 OUTPUT BUFFER
VDD = +15V
1.0 VSS = –15V
0.5
±10V SPAN
+10V SPAN
+5V SPAN
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 33. Full-Scale Error vs. Temperature
2.0
±10V SPAN
1.8
+10V SPAN
+5V SPAN
1.6
1.4
1.2
1
0.8
0.6
0.4 AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
0.2 VDD = +15V
VSS = –15V
0
–55 –35 –15 5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 34. Midscale Error vs. Temperature
Rev. D | Page 13 of 28
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