AD9235 datasheet(13/40 Pages) AD

13 / 40 page

Data Sheet

AD9235

Rev. D | Page 13 of 40

FREQUENCY (MHz)

65.0

32.5

39.0

45.5

52.0

58.5

–20

–40

–60

–80

–100

–120

SNR = 64.6dBFS

SFDR = 81.6dBFS

Figure 21. Dual Tone 8K FFT with fIN1 = 45 MHz and fIN2 = 46 MHz

FREQUENCY (MHz)

97.5

65.0

71.5

78.0

84.5

91.0

–20

–40

–60

–80

–100

–120

SNR = 64.3dBFS

SFDR = 81.1dBFS

Figure 22. Dual Tone 8K FFT with fIN1 = 69 MHz and fIN2 = 70 MHz

FREQUENCY (MHz)

162.0

130.0

136.5

143.0

149.5

156.0

–20

–40

–60

–80

–100

–120

SNR = 62.5dBFS

SFDR = 75.6dBFS

Figure 23. Dual Tone 8K FFT with fIN1 = 144 MHz and fIN2 = 145 MHz

AIN (dBFS)

–6

–24

–21

–18

–15

–12

–9

1V SNR

1V SFDR

2V SNR

2V SFDR

Figure 24. Dual Tone SNR/SFDR vs. AIN with fIN1 = 45 MHz and fIN2 = 46 MHz

AIN (dBFS)

–6

–24

–21

–18

–15

–12

–9

1V SNR

1V SFDR

2V SNR

2V SFDR

Figure 25. Dual Tone SNR/SFDR vs. AIN with fIN1 = 69 MHz and fIN2 = 70 MHz

AIN (dBFS)

–6

–24

–21

–18

–15

–12

–9

1V SNR

1V SFDR

2V SNR

2V SFDR

Figure 26. Dual Tone SNR/SFDR vs. AIN with fIN1 = 144 MHz and fIN2 = 145 MHz

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