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AD7687BCPZ-R2 数据表(PDF) 14 Page - Analog Devices

部件名 AD7687BCPZ-R2
功能描述  16-Bit, 1.5 LSB INL, 250 kSPS PulSAR Differential ADC in MSOP
PDF  27 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD7687BCPZ-R2 数据表(HTML) 14 Page - Analog Devices

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Data Sheet
AD7687
Rev. E | Page 13 of 26
INPUT LEVEL (dB)
0
–10
–8
–6
–4
–2
100
99
98
97
96
95
94
93
92
91
90
VREF = 5V
VREF = 2.5V
Figure 18. SNR vs. Input Level
SUPPLY (V)
1000
750
500
250
0
2.3
3.1
3.9
4.7
5.5
2.7
3.5
4.3
5.1
VIO
VDD
fS = 100kSPS
Figure 19. Operating Current vs. Supply
TEMPERATURE (
°C)
1000
750
500
250
0
–55
–35
–15
5
25
45
65
85
105
125
VDD + VIO
Figure 20. Power-Down Current vs. Temperature
TEMPERATURE (
°C)
1000
750
500
250
0
–55
–35
–15
5
25
45
65
85
105
125
VIO
VDD = 5V
VDD = 2.5V
fS = 100kSPS
Figure 21. Operating Current vs. Temperature
TEMPERATURE (
°C)
125
–55
–35
–15
5
25
45
65
85
105
6
4
2
0
–2
–4
–6
GAIN ERROR
OFFSET ERROR
Figure 22. Offset Error and Gain Error vs. Temperature
SDO CAPACITIVE LOAD (pF)
120
0
20
40
60
80
100
25
20
15
10
5
0
VDD = 2.5V, 85°C
VDD = 3.3V, 25°C
VDD = 3.3V, 85°C
VDD = 5V, 85°C
VDD = 5V, 25°C
VDD = 2.5V, 25°C
Figure 23. tDSDO Delay vs. Capacitance Load and Supply



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