AD9215 查看數據表（PDF） - Analog Devices
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AD9215 Datasheet PDF : 37 Pages
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AD9215
Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 3.0 V, DRVDD = 2.5 V with DCS enabled, TA = 25°C, 2 V differential input, AIN = −0.5 dBFS, VREF = 1.0 V, unless
otherwise noted.
0
AIN = –0.5dBFS
SNR = 58.0
–20
ENOB = 9.4 BITS
SFDR = 75.5dB
80
2V p-p SFDR (dBc)
AIN = –0.5dBFS
75
–40
70
1V p-p SFDR (dBc)
–60
65
–80
60
2V p-p SNR (dB)
–100
–120
0
6.56 13.13 19.69 26.25 32.81 39.38 45.94 52.50
FREQUENCY (MHz)
Figure 9. Single-Tone 32k FFT with fIN = 10.3 MHZ, fSAMPLE = 105 MSPS
0
AIN = –0.5dBFS
SNR = 57.8
–20
ENOB = 9.4 BITS
SFDR = 75.0dB
–40
–60
–80
–100
–120
0
6.56 13.13 19.69 26.25 32.81 39.38 45.94 52.50
FREQUENCY (MHz)
Figure 10. Single-Tone 32k FFT with fIN = 70.3 MHz, fSAMPLE = 105 MSPS
0
AIN = –0.5dBFS
SNR = 57.7
–20
ENOB = 9.3 BITS
SFDR = 75dB
–40
–60
–80
–100
–120
0
6.56 13.13 19.69 26.25 32.81 39.38 45.94 52.50
FREQUENCY (MHz)
Figure 11. Single-Tone 32k FFT with fIN = 100.3 MHz, fSAMPLE = 105 MSPS
55
1V p-p SNR (dB)
50
5
15 25 35 45 55 65 75 85
ENCODE (MSPS)
Figure 12. AD9215-80 SNR/SFDR vs. fSAMPLE, fIN = 10.3 MHz
80
2V p-p SFDR (dBc)
AIN = –0.5dBFS
75
70
1V p-p SFDR (dBc)
65
60
2V p-p SNR (dB)
55
1V p-p SNR (dB)
50
5
15
25
35
45
55
65
ENCODE (MSPS)
Figure 13. AD9215-65 SNR/SFDR vs. fSAMPLE, fIN = 10.3 MHz
85
2V p-p SFDR
80
75
70
65
60
2V p-p SNR
55
0
20
40
60
80
100
fSAMPLE (MSPS)
Figure 14. AD9215-105 SNR/SFDR vs. fSAMPLE, fIN = 10.3 MHz
Rev. B | Page 10 of 36
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