ADS5542IPAPR datasheet(14/35 Pages) TI2

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−20

−40

−60

−80

−100

−120

SFDR = 88.6dBc

SNR = 71.9dBFS

THD = 81.2dBc

SINAD = 71.8dBFS

− Frequency − MHz

−20

−40

−60

−80

−100

−120

SFDR = 78.4dBc

SNR = 70.7dBFS

THD = 75.8dBc

SINAD = 69.8dBFS

− Frequency − MHz

−20

−40

−60

−80

−100

−120

SFDR = 68.4dBc

SNR = 68.5dBFS

THD = 68.2dBc

SINAD = 65.8dBFS

− Frequency − MHz

−20

−40

−60

−80

−100

−120

f1 = 10.1MHz (

−7dBFS)

f2 = 15.1MHz (

−7dBFS)

2−Tone SFDR = 92.8dBc

− Frequency − MHz

−20

−40

−60

−80

−100

−120

f1 = 45.1MHz (

−7dBFS)

f2 = 50.1MHz (

−7dBFS)

2−Tone SFDR = 91.6dBc

− Frequency − MHz

−20

−40

−60

−80

−100

−120

f1 = 50.1MHz (

−7dBFS)

f2 = 55.1MHz (

−7dBFS)

2−Tone SFDR = 91.4dBc

− Frequency − MHz

ADS5542

SBAS308D – MAY 2004 – REVISED FEBRUARY 2007

TYPICAL CHARACTERISTICS (continued)

Typical values given at T

A = 25°C, AVDD = DRVDD = 3.3 V, differential input amplitude = –1dBFS, sampling rate = 80 MSPS

and 3-V differential clock, unless otherwise noted

SPECTRAL PERFORMANCE

(FFT for 150 MHz Input Signal)

(FFT for 220 MHz Input Signal)

Figure 11.

Figure 12.

SPECTRAL PERFORMANCE

(FFT for 300 MHz Input Signal)

TWO-TONE INTERMODULATION

Figure 13.

Figure 14.

TWO-TONE INTERMODULATION

Figure 15.

Figure 16.

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