AD9430 datasheet(18/45 Pages) AD

18 / 45 page

AD9430

Rev. E | Page 17 of 44

–10

–20

–30

–40

–60

–70

–80

–90

–50

–100

105

MHz

SNR = 63.5dB

SINAD = 62.6dB

H2 = –79dBc

H3 = –76.1dBc

SFDR = 75.2dBc

Figure 18. FFT: fs = 210 MSPS, AIN = 65 MHz @ –0.5 dBFS, LVDS Mode

AIN (MHz)

100

150

250

350

200

300

400

SFDR

SNR

SINAD

FULL SCALE = 1.5

Figure 19. SNR, SINAD, and SFDR vs. AIN Frequency, fS = 210 MSPS,

AIN @ –0.5 dBFS, LVDS Mode

AIN (MHz)

200

400

100

150

250

300

350

100

SECOND

THIRD

SFDR

Figure 20. Harmonic Distortion (2nd and 3rd)

and SFDR vs. AIN Frequency

1530

45607590

105

–60

–90

–40

–20

–70

–30

–10

–50

MHz

–80

–100

SNR = 63.3dB

SINAD = 63.1dB

H2 = –80.38dBc

H3 = –81.8dBc

SFDR = 80.8dBc

Figure 21. FFT: fs = 213 MSP, AIN = 100 MHz @ –0.5 dBFS, LVDS Mode

AIN (MHz)

100

150

250

350

200

300

400

SINAD

SNR

FULL SCALE = 0.75

Figure 22. SNR and SINAD vs. AIN Frequency, fs = 210 MSPS,

AIN @ –0.5 dBFS, LVDS Mode, Full Scale = 0.76 V

AIN (MHz)

200

400

100

150

250

300

350

100

SECOND

THIRD

SFDR

Figure 23. Harmonic Distortion (2nd and 3rd) and

SFDR vs. AIN Frequency, fs = 170 MSPS, CMOS Mode

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