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AD7621 数据表(PDF) 13 Page - Analog Devices

部件名 AD7621
功能描述  16-Bit, 250 kSPS, Unipolar/Bipolar Programmable Input PulSAR ADC
PDF  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD7621 数据表(HTML) 13 Page - Analog Devices

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AD7610
Rev. 0 | Page 13 of 32
–96
–124
–55
125
TEMPERATURE (°C)
–108
–112
–116
–104
–100
–35
–15
5
25
45
65
85
105
–120
VIN = 0V TO 5V
VIN = 0V TO 10V
VIN = ±5V
VIN = ±10V
Figure 17. THD vs. Temperature
–5
–4
–3
–2
–1
0
1
2
3
4
5
–55
–35
–15
5
25
45
65
85
105
125
ZERO ERROR
POSITIVE FS ERROR
NEGATIVE FS ERROR
TEMPERATURE (°C)
Figure 18. Zero Error, Positive and Negative Full Scale vs. Temperature
60
0
08
REFERENCE DRIFT (ppm/°C)
10
20
30
40
50
1234
567
Figure 19. Reference Voltage Temperature Coefficient Distribution (247 Devices)
126
108
–55
125
TEMPERATURE (°C)
120
118
116
122
124
–35
–15
5
25
45
65
85
105
VIN = 0V TO 5V
VIN = 0V TO 10V
VIN = ±5V
VIN = ±10V
114
112
110
Figure 20. SFDR vs. Temperature (Excludes Harmonics)
4.996
4.998
5.000
5.002
5.004
5.006
5.008
5.010
5.012
TEMPERATURE (°C)
–55
–35
–15
5
25
45
65
85
105
125
Figure 21. Typical Reference Voltage Output vs. Temperature (3 Devices)
100000
0.001
1000000
SAMPLING RATE (SPS)
100
10
10
100
1000
10000
100000
1000
1
0.1
0.01
10000
PDREF = PDBUF = HIGH
OVDD
AVDD
DVDD
VCC +15V
VEE –15V
ALL MODES
Figure 22. Operating Currents vs. Sample Rate



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