ADS5294 datasheet(17/67 Pages) TI1

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Frequency (MHz)

SNR = 70.7 dBFS

SINAD =69.5 dBFS

SFDR = 74.9 dBc

THD =74.55 dBc

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Frequency (MHz)

SNR = 76.5 dBFS

SINAD = 76.5 dBFS

SFDR = 90.23 dBc

THD = 87 dBc

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Frequency (MHz)

SNR = 76.1 dBFS

SINAD = 75.7 dBFS

SFDR = 87 dBc

THD =84.7 dBc

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Frequency (MHz)

SNR = 75.5 dBFS

SINAD = 74.4 dBFS

SFDR = 80.3 dBc

THD =79.7 dBc

ADS5294

www.ti.com

SLAS776B – NOVEMBER 2011 – REVISED JULY 2012

TYPICAL CHARACTERISTICS

Typical values are at 25°C, AVDD = 1.8 V, LVDD = 1.8V, 50% clock duty cycle, –1 dBFS differential analog input, 14 Bit/80

MSPS, ADC is configured in the internal reference mode, unless otherwise noted.

Figure 8. FFT for 5 MHz Input Signal,

Figure 9. FFT for 15 MHz Input Signal,

Sample Rate = 80 MSPS

Figure 10. FFT for 65 MHz Input Signal,

Figure 11. FFT for 5 MHz Input Signal,

Sample Rate = 80 MSPS

Sample Rate = 40 MSPS

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