AD9433 datasheet(11/21 Pages) AD

11 / 21 page

AD9433

Rev. A | Page 10 of 20

–95

–90

–85

–80

–75

–70

300

280

260

240

220

200

180

100

125

ENCODE FREQUENCY (MHz)

ICC (mA)

IDD (mA)

–65

102030

7080

WORST OTHER (dBc)

THIRD HARMONIC (dBc)

SECOND HARMONIC (dBc)

SNR (dB)

DUTY CYCLE HIGH (%)

Figure 16. Dynamic Performance vs. Encode Duty Cycle, fS = 105 MSPS,

fIN = 49.3 MHz, Differential AIN @ −0.5 dBFS, SFDR Mode Enabled

0.75

0.50

0.25

–0.25

–0.50

–0.75

512

1024

1536

2048

2560

3072

3584

4096

OUTPUT CODE

Figure 17. Integral Nonlinearity vs. Output Code with SFDR Mode Disabled

0.5

0.4

0.3

0.2

0.1

–0.2

–0.1

–0.3

–0.4

–0.5

512

1024

1536

2048

2560

3072

3584

4096

OUTPUT CODE

Figure 18. Differential Nonlinearity vs. Output Code

Figure 19. IDD and ICC vs. Encode Rate, fIN = 10.3 MHz,

Differential AIN @ −0.5 dBFS

0.75

0.50

0.25

–0.25

–0.50

–0.75

512

1024

1536

2048

2560

3072

3584

4096

OUTPUT CODE

Figure 20. Integral Nonlinearity vs. Output Code with SFDR Mode Enabled

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–110

–120

7.68

15.36

23.04

30.72

FREQUENCY (MHz)

Figure 21. FFT: fS = 61.44 MSPS, fIN = 46.08 MHz, Four WCDMA Carriers,

Differential AIN, SFDR Mode Enabled

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