AD5449 查看數據表（PDF） - Analog Devices
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AD5449 Datasheet PDF : 32 Pages
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0.6
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
2
MAX INL
MIN INL
TA = 25°C
VREF = 10V
VDD = 5V
3
4
5
6
7
8
9
10
REFERENCE VOLTAGE
Figure 12. INL vs. Reference Voltage
–0.40
–0.45
TA = 25°C
VREF = 10V
VDD = 5V
–0.50
–0.55
–0.60
–0.65
MIN DNL
–0.70
2
3
4
5
6
7
8
9
10
REFERENCE VOLTAGE
Figure 13. DNL vs. Reference Voltage
5
4
VDD = 5V
3
2
1
0
VDD = 2.5V
–1
–2
–3
–4
VREF = 10V
–5
–60 –40 –20
0 20 40 60 80
TEMPERATURE (°C)
100 120 140
Figure 14. Gain Error vs. Temperature
AD5429/AD5439/AD5449
8
TA = 25°C
7
6
5
VDD = 5V
4
3
2
VDD = 3V
1
VDD = 2.5V
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
INPUT VOLTAGE (V)
Figure 15. Supply Current vs. Logic Input Voltage
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
–40 –20
IOUT1 VDD 5V
IOUT1 VDD 3V
0
20
40
60
80 100 120
TEMPERATURE (°C)
Figure 16. IOUT1 Leakage Current vs. Temperature
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
VDD = 5V
TA = 25°C
VDD = 2.5V
ALL 1s ALL 0s
ALL 0s
ALL 1s
0.05
0
–60 –40 –20
0 20 40 60 80
TEMPERATURE (°C)
100 120 140
Figure 17. Supply Current vs. Temperature
Rev. 0 | Page 11 of 32
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