AD9625 datasheet(17/56 Pages) AD

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Data Sheet

AD9625

Figure 18. Two Tone FFT Plot at 2.0 GSPS, fIN1 = 1805.5 MHz and

fIN2 = 1808.5 MHz at AIN, −7 dBFS (SFDR = 78.1 dBc)

Figure 19. Two Tone FFT Plot at 2.0 GSPS, fIN1 = 728.5 MHz and

fIN2 = 731.5 MHz at AIN, −7 dBFS (SFDR = 81 dBc)

Figure 20. Two Tone FFT Plot at 2.0 GSPS, fIN1 = 228.5 MHz and

fIN2 = 231.5 MHz at AIN, −7 dBFS (SFDR = 81 dBc)

Figure 21. Differential Nonlinearity (DNL), ±0.2 LSB

Figure 22. Integral Nonlinearity (INL), ±0.4 LSB

–120

–100

–80

–60

–40

–20

1000

800

600

400

200

FREQUENCY (MHz)

2000MSPS

fIN1 = 1805.5MHz AT –7.0dBFS

fIN2 = 1808.5MHz AT –7.0dBFS

SFDR = 78.117dBc

–120

–100

–80

–60

–40

–20

1000

800

600

400

200

FREQUENCY (MHz)

2000MSPS

fIN1 = 728.5MHz AT –7.0dBFS

fIN2 = 731.5MHz AT –7.0dBFS

SFDR = 80.98dBc

–120

–100

–80

–60

–40

–20

1000

800

600

400

200

FREQUENCY (MHz)

2000MSPS

fIN1 = 228.5MHz AT –7.0dBFS

fIN2 = 231.5MHz AT –7.0dBFS

SFDR = 80.76dBc

0.5

–0.5

–0.4

–0.3

–0.2

–0.1

0.1

0.2

0.3

0.4

–1

4095

3071

2047

1023

CODES

0.6

–0.6

–0.4

–0.2

0.2

0.4

4096

3072

2048

1024

CODES

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