ADS5277IPFPT datasheet(16/32 Pages) TI

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Input Frequency (MHz)

Internal Reference

Input Amplitude (dBFS)

−50

−30

−20

−10

−40

IN = 10MHz

d B F S

d B c

Input Amplitude (dBFS)

−50

−30

−20

−10

−40

IN = 10MHz

dBFS

dBc

Input Amplitude (dBFS)

−50

−30

−20

−10

−40

IN = 10MHz

d B F S

d B c

Input Amplitude (dBFS)

−60 −45 −40 −35 −30 −25 −20 −15 −10 −5

IN = 5MHz

dBc

dBFS

Input Amplitude (dBFS)

−50 −45 −40 −35 −30 −25 −20 −15 −10 −5

IN = 5MHz

dBc

dBFS

ADS5277

SBAS333D – FEBRUARY 2005 – REVISED JANUARY 2009............................................................................................................................................ www.ti.com

TYPICAL CHARACTERISTICS (continued)

TMIN = –40C and TMAX = +85C. Typical values are at TA = +25C, sampling rate = 65MSPS, 50% clock duty cycle,

AVDD = 3.3V, LVDD = 3.3V, –1dBFS, ISET = 56.2kΩ, internal voltage reference, LVDS buffer current at 3.5mA per channel,

16kFFT, and 8 averages, unless otherwise noted.

SFDR vs INPUT FREQUENCY

SWEPT POWER — SNR

Figure 13.

Figure 14.

SWEPT POWER — SFDR

SWEPT POWER — SINAD

Figure 15.

Figure 16.

SWEPT POWER — SNR

SWEPT POWER — SINAD

Figure 17.

Figure 18.

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