ADS5424

SLWS157B − JANUARY 2005 − REVISED JANUARY 2010

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13

Typical values are at TA = 25°C, AVDD = 5 V, DRVDD = 3.3 V, differential input amplitude = −1 dBFS, sampling rate = 105 MSPS, 3 VPP

sinusoidal clock, 50% duty cycle, 16k FFT points, unless otherwise noted

SFDR

SNR

Clock Common Mode − V

60

65

70

75

80

85

90

95

100

0

1234

5

AC PERFORMANCE

vs

CLOCK COMMON MODE

fS = 105 MSPS

fIN = 69.6 MHz

Figure 20

SFDR (dBc)

SNR (dBc)

Figure 21

Duty Cycle − %

65

70

75

80

85

90

95

100

40

45

50

55

60

SPURIOUS-FREE DYNAMIC RANGE

vs

DUTY CYCLE

fIN = 2 MHz

fIN = 70 MHz

fIN = 50 MHz

50

55

60

65

70

75

80

85

90

95

01234

Differential Clock Level − VPP

Figure 22

fS = 105 MSPS

fIN = 70 MHz

SFDR (dBc)

SNR (dBc)

AC PERFORMANCE

vs

CLOCK LEVEL

Figure 23

50

55

60

65

70

75

01234

Differential Clock Level − VPP

fS = 105 MSPS

fIN = 170 MHz

SFDR (dBc)

SNR (dBc)

AC PERFORMANCE

vs

CLOCK LEVEL

Figure 24

DRVDD − Supply Voltage − V

85

86

87

88

89

90

91

92

93

94

2.6

2.8

3.0

3.2

3.4

3.6

3.8

fS = 105 MSPS

fIN = 69.6 MHz

SPURIOUS-FREE DYNAMIC RANGE

vs

SUPPLY VOLTAGE AND AMBIENT TEMPERATURE

100

°C

60

°C

−20

°C

20

°C

−40

°C

85

°C

Figure 25

DRVDD − Supply Voltage − V

73.0

73.2

73.4

73.6

73.8

74.0

74.2

74.4

74.6

74.8

2.6

2.8

3.0

3.2

3.4

3.6

3.8

fS = 105 MSPS

fIN = 69.6 MHz

SIGNAL-TO-NOISE RATIO

vs

SUPPLY VOLTAGE AND AMBIENT TEMPERATURE

100

°C

60

°C

20

°C

−40

°C

85

°C

−20

°C