ADS5481 datasheet(17/42 Pages) TI

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Input Amplitude − dBFS

−140

−130

−120

−110

−100

−90

−80

−90

−80

−70

−60

−50

−40

−30

−20

−10

G026

Dither, 2F1−F2 (dBFS)

No Dither, Dominant Spur (dBFS)

Dither, 2F2−F1 (dBFS)

Dither, Dominant Spur (dBFS)

Code

−1.0

−0.8

−0.6

−0.4

−0.2

0.0

0.2

0.4

0.6

0.8

1.0

16384

32768

49152

65536

G027

fS = 105 MSPS

fIN = 10 MHz, –1 dBFS

Code

−4

−3

−2

−1

16384

32768

49152

65536

G028

fS = 105 MSPS

fIN = 10 MHz, –1 dBFS

AVDD5 − Supply Voltage − V

100

4.7

4.8

4.9

5.0

5.1

5.2

5.3

G029

fS = 105 MSPS

fIN = 30 MHz

TA = 55°C

TA = 100°C

TA = 85°C

TA = −20°C

TA = −40°C

TA = 0°C

TA = 10°C

TA = 25°C

ADS5481

ADS5482

ADS5483

www.ti.com................................................................................................................................................... SLAS565A – JUNE 2008 – REVISED NOVEMBER 2008

TYPICAL CHARACTERISTICS (continued)

At TA = +25°C, sampling rate = max rated, 50% clock duty cycle, 3-VPP differential sinusoidal clock, analog input amplitude =

–1 dBFS, AVDD5 = 5 V, AVDD3 = 3.3 V, and DVDD3 = 3.3 V, unless otherwise noted.

ADS5482 TWO-TONE PERFORMANCE

INPUT AMPLITUDE (f1 = 69.5 MHz and f2 =70.5 MHz)

ADS5482 DIFFERENTIAL NONLINEARITY

Figure 27.

Figure 28.

ADS5482 SFDR

ADS5482 INTEGRAL NONLINEARITY

AVDD5 OVER TEMPERATURE

Figure 29.

Figure 30.

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