AD7834 查看數據表（PDF） - Analog Devices
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AD7834 Datasheet PDF : 28 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
2
4
6
8
10 12 14 16
CODE/1000
Figure 9. Typical INL Plot
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
2
4
6
8
10 12 14 16
CODE/1000
Figure 10. Typical DNL Plot
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
1
2
3
4
5
6
7
8
VREF(+) (V)
Figure 11. Typical INL vs. VREF(+), VREF(−) = −6 V
AD7834/AD7835
0.50
0.45
DAC 1
0.40
0.35
DAC 3
0.30
DAC 4
0.25
DAC 2
0.20
0.15
0.10
0.05 TEMP = 25°C
ALL DACs FROM 1 DEVICE
0
0
2.5
5.0
8.0
VREF(+) (V)
Figure 12. Typical INL vs. VREF(+), VREF(+) – VREF(−) = 5 V
0.8
ALL DACs FROM ONE DEVICE
0.7
0.6
0.5
DAC 3
0.4
0.3
DAC 1
DAC 4
DAC 2
0.2
0.1
0
–40
25
85
TEMPERATURE (°C)
Figure 13. Typical INL vs. Temperature
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
2
4
6
8
10 12 14 16
CODE/1000
Figure 14. Typical DAC-to-DAC Matching
Rev. D | Page 11 of 28
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