TYPICAL CHARACTERISTICS

0

−20

−40

−60

−80

−100

−120

0

5

10

15

20

25

Input Frequency (MHz)

f

IN = 1MHz (−1dBFS)

SNR = 71.1dBFS

SINAD = 70.9dBFS

SFDR = 87.7dBc

0

−20

−40

−60

−80

−100

−120

0

5

10

15

20

25

Input Frequency (MHz)

f

IN = 5MHz (−1dBFS)

SNR = 70.9dBFS

SINAD = 70.8dBFS

SFDR = 89dBc

0

−20

−40

−60

−80

−100

−120

0

5

10

15

20

25

Input Frequency (MHz)

f

IN = 10MHz (−1dBFS)

SNR = 70.9dBFS

SINAD = 70.7dBFS

SFDR = 85.4dBc

0

−20

−40

−60

−80

−100

−120

0

5

10

15

20

25

Input Frequency (MHz)

f

IN = 20MHz (− 1dBFS)

SNR = 70.5dBFS

SINAD = 70.4dBFS

SFDR = 85.6dBc

0.5

0.4

0.3

0.2

0.1

0

−0.1

−0.2

−0.3

−0.4

−0.5

0

512

1024

1536

2048

2560

3072

3584

4096

Code

f

IN = 5MHz

0

−20

−40

−60

−80

−100

−120

0

5

10

15

20

25

Input Frequency (MHz)

f

1 = 9.5MHz (− 7dBFS)

f

2 = 10.2MHz (− 7dBFS)

IMD =

−85dBFS

ADS5271

SBAS313C – JUNE 2004 – REVISED JANUARY 2009...................................................................................................................................................... www.ti.com

Typical values are at TA = +25C, clock frequency = maximum specified, 50% clock duty cycle, AVDD = 3.3V, LVDD = 3.3V,

–1dBFS, ISET = 56.2kΩ, internal voltage reference, and LVDS buffer current at 3.5mA per channel, unless otherwise noted.

SPECTRAL PERFORMANCE

SPECTRAL PERFORMANCE

Figure 1.

Figure 2.

SPECTRAL PERFORMANCE

SPECTRAL PERFORMANCE

Figure 3.

Figure 4.

INTERMODULATION DISTORTION

DIFFERENTIAL NONLINEARITY

Figure 5.

Figure 6.

14

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