ADS5500

SBAS303C − DECEMBER 2003 − REVISED MARCH 2004

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14

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.

DIFFERENTIAL NONLINEARITY (DNL)

1.50

1.25

1.00

0.75

0.50

0.25

0

−0.25

−0.50

−0.75

−1.00

−1.25

−1.50

Code

f

f

A

INTEGRAL NONLINEARITY (INL)

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

−0.5

−1.0

−1.5

−2.0

−2.5

−3.0

−3.5

−4.0

Code

f

f

A

SPURIOUS−FREE DYNAMIC RANGE vs

INPUT FREQUENCY

90

85

80

75

70

65

60

55

50

Input Frequency (MHz)

0

50

100

150

200

250

300

f

DLL On

SIGNAL−TO−NOISE RATIO vs INPUT FREQUENCY

76

74

72

70

68

66

64

62

60

Input Frequency (MHz)

0

50

100

150

200

250

300

f

DLL On

AC PERFORMANCE vs ANALOG SUPPLY VOLTAGE

90

85

80

75

70

65

60

AV

3.0

3.1

3.2

3.3

3.4

3.5

3.6

f

f

DRV

SNR

SFDR

AC PERFORMANCE vs ANALOG SUPPLY VOLTAGE

90

85

80

75

70

65

60

AV

3.0

3.1

3.2

3.3

3.4

3.5

3.6

f

f

DRV

SNR

SFDR