AD9228
0
–20
–40
–60
90
85
80
75
70
65
60
AIN1 AND AIN2 = –7dBFS
SFDR = 78.15dBc
IMD2 = 77.84dBc
IMD3 = 88.94dBc
2V p-p, SFDR
–80
–100
–120
2V p-p, SINAD
0
5
10
15
20
25
30
–40
–20
0
20
40
60
80
FREQUENCY (MHz)
TEMPERATURE (°C)
Figure 33. Two-Tone 32k FFT with fIN1 = 15 MHz and
fIN2 = 16 MHz, fSAMPLE = 65 MSPS
Figure 36. SINAD/SFDR vs. Temperature, fIN = 10.3 MHz, fSAMPLE = 65 MSPS
0.5
0.4
0
–20
–40
–60
AIN1 AND AIN2 = –7dBFS
SFDR = 76.75dBc
IMD2 = 77.56dBc
IMD3 = 77.01dBc
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–80
–100
–120
0
500
1000 1500 2000 2500 3000 3500 4000
CODE
0
5
10
15
20
25
30
FREQUENCY (MHz)
Figure 34. Two-Tone 32k FFT with fIN1 = 70 MHz and
fIN2 = 71 MHz, fSAMPLE = 65 MSPS
Figure 37. INL, fIN = 2.4 MHz, fSAMPLE = 65 MSPS
0.5
0.4
90
85
80
75
70
65
60
55
50
2Vp-p, SFDR
2Vp-p, SNR
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
500
1000 1500 2000 2500 3000 3500 4000
CODE
1
10
100
1000
ANALOG INPUT LEVEL (dBFS)
Figure 38. DNL, fIN = 2.4 MHz, fSAMPLE = 65 MSPS
Figure 35. SNR/SFDR vs. fIN, fSAMPLE = 65 MSPS
Rev. 0 | Page 1ꢂ of 52
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