Datasheet

Data Sheet AD9235
Rev. D | Page 13 of 40
02461-021
FREQUENCY (MHz)
65.0
32.5 39.0 45.5 52.0 58.5
MAGNITUDE (dBFS)
0
–
20
–
40
–
60
–80
–100
–120
SNR = 64.6dBFS
SFDR = 81.6dBFS
Figure 21. Dual Tone 8K FFT with f
IN1
= 45 MHz and f
IN2
= 46 MHz
02461-022
FREQUENCY (MHz)
97.565.0 71.5 78.0 84.5 91.0
MAGNITUDE (dBFS)
0
–20
–40
–60
–80
–100
–120
SNR = 64.3dBFS
SFDR = 81.1dBFS
Figure 22. Dual Tone 8K FFT with f
IN1
= 69 MHz and f
IN2
= 70 MHz
02461-023
FREQUENCY (MHz)
162.0130.0 136.5 143.0 149.5 156.0
MAGNITUDE (dBFS)
0
–20
–40
–60
–80
–100
–120
SNR = 62.5dBFS
SFDR = 75.6dBFS
Figure 23. Dual Tone 8K FFT with f
IN1
= 144 MHz and f
IN2
= 145 MHz
02461-024
A
IN
(dBFS)
–6–24 –21 –18 –15 –12 –9
SNR/SFDR (dBFS)
95
90
85
80
75
70
65
60
1V SNR
1V SFDR
2V SNR
2V SFDR
Figure 24. Dual Tone SNR/SFDR vs. A
IN
with f
IN1
= 45 MHz and f
IN2
= 46 MHz
02461-025
A
IN
(dBFS)
–6–24 –21 –18 –15 –12 –9
SNR/SFDR (dBFS)
95
90
85
80
75
70
65
60
1V SNR
1V SFDR
2V SNR
2V SFDR
Figure 25. Dual Tone SNR/SFDR vs. A
IN
with f
IN1
= 69 MHz and f
IN2
= 70 MHz
02461-026
A
IN
(dBFS)
–6–24 –21 –18 –15 –12 –9
SNR/SFDR (dBFS)
95
90
85
80
75
70
65
60
1V SNR
1V SFDR
2V SNR
2V SFDR
Figure 26. Dual Tone SNR/SFDR vs. A
IN
with f
IN1
= 144 MHz and f
IN2
= 145 MHz