TYPICAL CHARACTERISTICS

Input Frequency (MHz)

0

−20

−40

−60

−80

−100

−120

0

12

16

4

8

20

f

IN = 1MHz (− 1dBFS)

SNR = 70.9dBFS

SINAD = 70.8dBFS

SFDR = 87.1dBFS

Input Frequency (MHz)

0

−20

−40

−60

−80

−100

−120

0

12

16

4

8

20

f

IN = 5MHz (−1dBFS)

SNR = 70.5dBFS

SINAD = 70.3dBFS

SFDR = 84.9dBFS

Input Frequency (MHz)

0

−20

−40

−60

−80

−100

−120

0

12

16

4

8

20

f

IN = 10MHz (−1dBFS)

SNR = 70.3dBFS

SINAD = 70.2dBFS

SFDR = 85.4dBFS

Input Frequency (MHz)

0

−20

−40

−60

−80

−100

−120

0

12

16

4

8

20

f

1 = 9.5MHz (− 7dBFS)

f

1 = 10.2MHz (− 7dBFS)

IMD =

−88.2dBc

Code

1.0

0.8

0.6

0.4

0.2

0

−0.2

−0.4

−0.6

−0.8

−1.0

0

1536

2048

2560

3072

3584

512

1024

4096

f

IN = 5MHz

Code

2.0

1.5

1.0

0.5

0

−0.5

−1.0

−1.5

−2.0

0

1536

2048

2560

3072

3584

512

1024

4096

f

IN = 5MHz

ADS5240

SBAS326E – JUNE 2004 – REVISED JANUARY 2009 ...................................................................................................................................................... www.ti.com

TMIN = –40°C and TMAX = +85°C. Typical values are at TA = +25°C, 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

TWO-TONE INTERMODULATION

Figure 3.

Figure 4.

DIFFERENTIAL NONLINEARITY ERROR

INTEGRAL NONLINEARITY ERROR

Figure 5.

Figure 6.

14

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Product Folder Link(s): ADS5240