AD5554BRS(RevA) データシートの表示（PDF） - Analog Devices
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AD5554BRS Datasheet PDF : 20 Pages
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0.75
0.50
VDD = 5V
VREF = 10V
TA = 25°C
0.25
0
3000H
2000H
1FFFH
–0.25
–0.50
0FFFH
–0.75
–2000 –1500 –1000 –500
0
500 1000
OP AMP OFFSET VOLTAGE (µV)
1500
2000
Figure 10. AD5554 Integral Nonlinearity Error vs. Op Amp Offset
1.00
0.75
0.50
VDD = 5V
VREF = 10V
TA = 25°C
8000H
0.25
0
–0.25
F000H
0FFFH
–0.50
–0.75
–1.00
–1000 –750
–500 –250 0
250 500
OP AMP OFFSET VOLTAGE (µV)
750 1000
Figure 11. AD5544 Differential Nonlinearity Error vs. Op Amp Offset
0.3
VDD = 5V
0.2
VREF = 10V
TA = 25°C
0.1
2000H
3000H
0
0FFFH
–0.1
ACCURACY DEGRADATION
–0.2
DUE TO EXTERNAL OP AMP
INPUT OFFSET VOLTAGE
SPECIFICATION.
–0.3
–1500
–1000
–500
0
500
1000
OP AMP OFFSET VOLTAGE (µV)
1500
Figure 12. AD5554 Differential Nonlinearity Error vs. Op Amp Offset
AD5544/AD5554
10.0
7.5
5.0
VDD = 5V
VREF = 10V
TA = 25°C
2.5
0
–2.5
–5.0
–7.5
–10.0
–1500
–1000
–500
0
500
OP AMP OFFSET VOLTAGE (µV)
1000
1500
Figure 13. AD5544 Gain Error vs. Op Amp Offset
4
VDD = 5V
3
VREF = 10V
TA = 25°C
2
1
0
–1
–2
–3
–4
–5
–1500
–1000
–500
0
500
1000
OP AMP OFFSET VOLTAGE (µV)
1500
Figure 14. AD5554 Gain Error vs. Op Amp Offset
30
SS = 120 UNITS
VDD = 5V
VREF = 10V
TA = –40°C TO +85°C
20
10
0
0
0.5
1.0
1.5
FULL-SCALE TEMPCO (ppm/°C)
Figure 15. AD5544 Full-Scale Tempco (ppm/°C)
Rev. A | Page 11 of 20
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