ADS5500

SBAS303C − DECEMBER 2003 − REVISED MARCH 2004

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13

TYPICAL CHARACTERISTICS (continued)

Typical values are at TA = 25°C, AVDD = DRVDD = 3.3V, differential input amplitude = −1dBFS, sampling rate = 125MSPS, and DLL On, unless

otherwise noted.

SPECTRAL PERFORMANCE

(FFT for 150MHz Input Signal)

0

−10

−20

−30

−40

−50

−60

−70

−80

−90

−100

−110

−120

−130

−140

Frequency (MHz)

0

10

2030

4050

60

SFDR = 77.8dBc

SNR = 70.0dBFS

THD = 75.3dBc

SINAD = 69.0dBFS

SPECTRAL PERFORMANCE

(FFT for 225MHz Input Signal)

0

−10

−20

−30

−40

−50

−60

−70

−80

−90

−100

−110

−120

−130

−140

Frequency (MHz)

0

10

2030

4050

60

SFDR = 73.0dBc

SNR = 69.1dBFS

THD = 70.0dBc

SINAD = 66.5dBFS

SPECTRAL PERFORMANCE

(FFT for 300MHz Input Signal)

0

−10

−20

−30

−40

−50

−60

−70

−80

−90

−100

−110

−120

−130

−140

Frequency (MHz)

0

10

2030

4050

60

SFDR = 67.4dBc

SNR = 68.0dBFS

THD = 64.7dBc

SINAD = 63.0dBFS

TWO−TONE INTERMODULATION

0

−20

−40

−60

−80

−100

−120

−140

Frequency (MHz)

020

10

30

50

40

60

f

f

2−tone IMD = 88.0dBc

TWO−TONE INTERMODULATION

0

−20

−40

−60

−80

−100

−120

−140

Frequency (MHz)

020

10

30

50

40

60

f

f

2−tone IMD = 87.0dBc

TWO−TONE INTERMODULATION

0

−20

−40

−60

−80

−100

−120

−140

Frequency (MHz)

0

10

2030

4050

60

f

f

2−tone IMD = 89.0dBc