AD9433 datasheet(9/20 Pages) AD

9 / 20 page

AD9433

Rev. A | Page 9 of

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–110

–120

7.5

15.0

22.5

30.0

37.5

45.0

52.5

FREQUENCY (MHz)

IMD3 = 92dBFS

Figure 10. FFT: fS = 105 MSPS, fIN = 49.3 MHz and 50.3 MHz,

Differential AIN @ −7 dBFS for Each Tone, SFDR Mode Enabled

110

100

–90

–80

–70

–60

–50

–40

–30

–20

–10

AIN LEVEL (dBFS)

SFDR (dBFS)

90dBFS

REFERENCE

SNR (dBFS)

SFDR (dBc)

Figure 11. SNR and SFDR vs. AIN Level, fS = 105 MSPS, fIN = 49.3 MHz,

Differential AIN, SFDR Mode Enabled

110

100

–90

–80

–70

–60

–50

–40

–30

–20

–10

AIN LEVEL (dBFS)

Figure 12. Third-Order IMD vs. AIN Level, fS = 105 MSPS, fIN = 49.3 MHz

and 50.3 MHz, Differential AIN, SFDR Mode Enabled

10.3

49.3

80.3

170.3

250.3

AIN (MHz)

8.9

9.6

9.9

10.3

10.6

10.9

11.3

9.3

SNR

SINAD

Figure 13. SNR/SINAD and ENOB vs. AIN Frequency, Differential AIN @ −0.5 dBFS,

fS = 125 MSPS, SFDR Mode Enabled

100

3.5

3.6

3.7

3.8

3.9

4.0

4.1

4.2

4.3

4.4

4.5

AIN COMMON-MODE VOLTAGE (V)

THIRD HARMONIC

SECOND HARMONIC

SNR

Figure 14. Dynamic Performance vs. AIN Common-Mode Voltage,

Differential AIN @ −0.5 dBFS, fIN = 49.3 MHz, fS = 105 MSPS

–40°C

+25°C

+85°C

10.3

49.3

80.3

170.3

250.3

AIN (MHz)

Figure 15. SNR vs. AIN Frequency over Temperature, fS = 105 MSPS,

Differential AIN, SFDR Mode Disabled

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