AD9233 datasheet(13/45 Pages) AD

13 / 45 page

AD9233

Rev. A | Page 12 of 44

–20

–40

–60

–80

–100

–120

–140

15.625

31.250

46.875

62.500

FREQUENCY (MHz)

125MSPS

225.3MHz @ –1dBFS

SNR = 68.5dBc (69.5dBFS)

ENOB = 11.0 BITS

SFDR = 80.4dBc

Figure 18. AD9233-125 Single-Tone FFT with FIN = 225.3 MHz

–20

–40

–60

–80

–100

–120

–140

15.625

31.250

46.875

62.500

FREQUENCY (MHz)

125MSPS

300.3MHz @ –1dBFS

SNR = 67.8dBc (68.8dBFS)

ENOB = 10.8 BITS

SFDR = 77.4dBc

Figure 19. AD9233-125 Single-Tone FFT with FIN = 300.3 MHz

120

–90

INPUT AMPLITUDE (dBFS)

SNR (dBFS)

SFDR (dBFS)

SNR (dBc)

SFDR (dBc)

85dB REFERENCE LINE

100

–80

–70

–60

–50

–40

–30

–20

–10

Figure 20. AD9233 Single-Tone SNR/SFDR vs.

Input Amplitude (AIN) with FIN = 2.4 MHz

100

150

100

200

250

INPUT FREQUENCY (MHz)

SNR = –40°C

SNR = +25°C

SFDR = –40°C

SFDR = +85°C

SFDR = +25°C

SNR = +85°C

Figure 21. AD9233 Single-Tone SNR/SFDR vs.

Input Frequency (FIN) and Temperature with 2 V p-p Full Scale

100

150

100

200

250

INPUT FREQUENCY (MHz)

SFDR = –40°C

SFDR = +25°C

SFDR = +85°C

SNR = +85°C

SNR = +25°C

SNR = –40°C

Figure 22. AD9233 Single-Tone SNR/SFDR vs.

Input Frequency (FIN) and Temperature with 1 V p-p Full Scale

1.0

–1.0

–0.8

–0.5

–0.3

0.3

0.5

–40

TEMPERATURE (°C)

–20

0.8

OFFSET ERROR

GAIN ERROR

Figure 23. AD9233 Gain and Offset vs. Temperature

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