AD9277 datasheet(17/49 Pages) AD

17 / 49 page

AD9277

Rev. 0 | Page 16 of 48

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INPUT FREQUENCY (MHz)

GAIN+ = 1.6V

GAIN+ = 1.0V

GAIN+ = 0.4V

Figure 17. Second-Order Harmonic Distortion vs. Frequency, AIN = −1.0 dBFS

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INPUT FREQUENCY (MHz)

GAIN+ = 1.6V

GAIN+ = 1.0V

GAIN+ = 0.4V

Figure 18. Third-Order Harmonic Distortion vs. Frequency, AIN = −1.0 dBFS

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ADC OUTPUT LEVEL (dBFS)

GAIN+ = 1.6V

GAIN+ = 0.8V

GAIN+ = 0V

Figure 19. Second-Order Harmonic Distortion vs. ADC Output Level

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ADC OUTPUT LEVEL (dBFS)

GAIN+ = 1.6V

GAIN+ = 0.8V

GAIN+ = 0V

Figure 20. Third-Order Harmonic Distortion vs. ADC Output Level

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GAIN+ (V)

8MHz

2.3MHz

5MHz

fIN2 = fIN1 +0.01MHz

fIN1 = –1dBFS, fIN2 = –21dBFS

Figure 21. IMD3 vs. GAIN+

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AMPLITUDE LEVEL (dBFS)

GAIN+ = 0.8V

GAIN+ = 1.6V

GAIN+ = 0V

fIN1 = 5.00MHz, fIN2 = 5.01MHz

FUND2 LEVEL = FUND1 LEVEL – 20dB

Figure 22. IMD3 vs. Amplitude Level

AD9277 Datasheet(PDF) 17 Page - Analog Devices

AD9277 Datasheet(HTML) 17 Page - Analog Devices

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