AD9228
84
82
80
78
76
74
72
70
68
0
–20
AIN = –0.5dBFS
SNR = 67.58dB
ENOB = 10.93 BITS
SFDR = 68.39dBc
2V p-p, SFDR
–40
–60
–80
–100
–120
2V p-p, SNR
10
15
20
25
30
35
40
0
5
10
15
20
25
30
ENCODE (MSPS)
FREQUENCY (MHz)
Figure 21. Single-Tone 32k FFT with fIN = 190 MHz, fSAMPLE = 65 MSPS
Figure 24. SNR/SFDR vs. fSAMPLE, fIN = 35 MHz, fSAMPLE = 40 MSPS
0
90
85
AIN = –0.5dBFS
SNR = 65.56dB
ENOB = 10.6 BITS
SFDR = 62.72dBc
–20
2V p-p, SFDR
–40
–60
80
75
70
–80
–100
–120
65
2V p-p, SNR
60
10
0
5
10
15
20
25
30
20
30
40
50
60
FREQUENCY (MHz)
ENCODE (MSPS)
Figure 22. Single-Tone 32k FFT with fIN = 250 MHz, fSAMPLE = 65 MSPS
Figure 25. SNR/SFDR vs. fSAMPLE, fIN = 10.3 MHz, fSAMPLE = 65 MSPS
90
84
2V p-p, SFDR
82
85
2V p-p, SFDR
80
78
76
74
72
80
75
70
2V p-p, SNR
65
60
70
2V p-p, SNR
68
10
10
15
20
25
30
35
40
20
30
40
50
60
ENCODE (MSPS)
ENCODE (MSPS)
Figure 23. SNR/SFDR vs. fSAMPLE, fIN = 10.3 MHz, fSAMPLE = 40 MSPS
Figure 26. SNR/SFDR vs. fSAMPLE, fIN = 35 MHz, fSAMPLE = 65 MSPS
Rev. 0 | Page 15 of 52
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