Datasheet

AD9228 Data Sheet
Rev. E | Page 16 of 56
0 5 10 15 20 25 30
FREQUENCY (MHz)
05727-057
AIN = –0.5dBFS
SNR = 67.58dB
ENOB = 10.93 BITS
SFDR = 68.39dBc
AMPLITUDE (dBFS)
–120
–100
–80
–60
–40
–20
0
Figure 21. Single-Tone 32k FFT with f
IN
= 190 MHz, f
SAMPLE
= 65 MSPS
0 5 10 15 20 25 30
AMPLITUDE (dBFS)
FREQUENCY (MHz)
05727-058
AIN = –0.5dBFS
SNR = 65.56dB
ENOB = 10.6 BITS
SFDR = 62.72dBc
–120
–100
–80
–60
–40
–20
0
Figure 22. Single-Tone 32k FFT with f
IN
= 250 MHz, f
SAMPLE
= 65 MSPS
SNR/SFDR (dB)
ENCODE (MSPS)
05727-059
60
65
70
75
80
85
90
10 15 20 25 30 35 40
2V p-p, SFDR
2V p-p, SNR
Figure 23. SNR/SFDR vs. Encode, f
IN
= 10.3 MHz, f
SAMPLE
= 40 MSPS
SNR/SFDR (dB)
ENCODE (MSPS)
05727-061
68
10 15 20 25 30 35 40
2V p-p, SFDR
2V p-p, SNR
70
72
74
76
78
80
82
84
Figure 24. SNR/SFDR vs. Encode, f
IN
= 35 MHz, f
SAMPLE
= 40 MSPS
SNR/SFDR (dB)
ENCODE (MSPS)
05727-062
60
65
70
75
80
85
90
10 20 30 40 50 60
2V p-p, SFDR
2V p-p, SNR
Figure 25. SNR/SFDR vs. Encode, f
IN
= 10.3 MHz, f
SAMPLE
= 65 MSPS
SNR/SFDR (dB)
ENCODE (MSPS)
05727-064
68
72
70
74
76
78
82
80
84
10 20 30 40 50 60
2V p-p, SFDR
2V p-p, SNR
Figure 26. SNR/SFDR vs. Encode, f
IN
= 35 MHz, f
SAMPLE
= 65 MSPS