AD9239(Rev0) 데이터 시트보기 (PDF) - Analog Devices
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AD9239 Datasheet PDF : 40 Pages
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AD9239
0
AIN = –1.0dBFS
SNR = 63.90dB
–20
ENOB = 10.32 BITS
SFDR = 73.10dBc
–40
–60
–80
–100
–120
0
20
40
60
80
100
120
FREQUENCY (MHz)
Figure 10. Single-Tone 32k FFT with fIN = 171.3 MHz, fSAMPLE = 250 MSPS
0
AIN = –1.0dBFS
SNR = 63.41dB
–20
ENOB = 10.24 BITS
SFDR = 77.49dBc
–40
–60
–80
–100
–120
0
20
40
60
80
100
120
FREQUENCY (MHz)
Figure 11. Single-Tone 32k FFT with fIN = 240.3 MHz, fSAMPLE = 250 MSPS
90
88
86
84
82
170MSPS
80
250MSPS
78
76
74
210MSPS
72
70
50 70 90 110 130 150 170 190 210 230 250
ENCODE (MSPS)
Figure 13. SFDR vs. Encode, fIN = 84.3 MHz
100
90
SFDR (dBFS)
80
70
SNR (dBFS)
60
50
SFDR (dB)
40
30
SNR (dB)
20
10
0
–90 –80 –70 –60 –50 –40 –30 –20 –10 0
ANALOG INPUT LEVEL (dBFS)
Figure 14. SNR/SFDR vs. Analog Input Level, fIN = 84.3 MHz, fSAMPLE = 170 MSPS
70
69
68
67
250MSPS
66
65
64
170MSPS
210MSPS
63
62
61
60
50 70 90 110 130 150 170 190 210 230 250
ENCODE (MSPS)
Figure 12. SNR vs. Encode, fIN = 84.3 MHz
100
90
SFDR (dBFS)
80
70
SNR (dBFS)
60
50
SFDR (dB)
40
30
SNR (dB)
20
10
0
–90 –80 –70 –60 –50 –40 –30 –20 –10 0
ANALOG INPUT LEVEL (dBFS)
Figure 15. SNR/SFDR vs. Analog Input Level, fIN = 84.3 MHz, fSAMPLE = 210 MSPS
Rev. 0 | Page 12 of 40
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