AD7655ACP 查看數據表（PDF） - Analog Devices
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AD7655ACP Datasheet PDF : 28 Pages
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100
16.0
95
15.5
90
15.0
SNR
85
14.5
SINAD
80
14.0
ENOB
75
13.5
70
13.0
1
10
100
1000
FREQUENCY (kHz)
Figure 11. SNR, SINAD, and ENOB vs. Frequency
–75
105
–80
100
SFDR
–85
95
–90
CROSSTALK B TO A
90
–95
CROSSTALK A TO B
85
–100
–105
THD
80
THIRD HARMONIC
SECOND HARMONIC
75
–110
1
10
100
FREQUENCY (kHz)
70
1000
Figure 12. THD, Harmonics, Crosstalk, and SFDR vs. Frequency
5
4
3
FULL-SCALE ERROR
2
1
ZERO ERROR
0
–1
–2
–3
–4
–5
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 13. Full-Scale Error and Zero Error vs. Temperature
AD7655
100
10
NORMAL DVDD
1
IMPULSE AVDD
0.1
NORMAL AVDD
IMPULSE DVDD
0.01
0.001 OVDD 2.7V
0.0001
1
10
100
SAMPLING RATE (kSPS)
1000
Figure 14. Operating Currents vs. Sample Rate
50
OVDD = 2.7V @ 85°C
OVDD = 2.7V @ 25°C
40
30
OVDD = 5V @ 85°C
20
OVDD = 5V @ 25°C
10
0
0
50
100
150
200
CL (pF)
Figure 15. Typical Delay vs. Load Capacitance CL
Rev. B | Page 13 of 28
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