AD9265 datasheet(17/44 Pages) AD

17 / 44 page

AD9265

Rev. A | Page 17 of 44

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1020304050

FREQUENCY (MHz)

105MSPS

2.4MHz @ –1dBFS

SNR = 78.8dB (79.8dBFS)

SFDR = 91dBc

SECOND

HARMONIC

THIRD

HARMONIC

Figure 18. AD9265-105 Single-Tone FFT with fIN = 2.4 MHz

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FREQUENCY (MHz)

105MSPS

70.1MHz @ –1dBFS

SNR = 78.3dB (79.3dBFS)

SFDR = 89dBc

SECOND

HARMONIC

THIRD

HARMONIC

Figure 19. AD9265-105 Single-Tone FFT with fIN = 70.1 MHz

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FREQUENCY (MHz)

105MSPS

140.1MHz @ –1dBFS

SNR = 77.3dB (78.3dBFS)

SFDR = 86dBc

SECOND

HARMONIC

THIRD

HARMONIC

Figure 20. AD9265-105 Single-Tone FFT with fIN = 140.1 MHz

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FREQUENCY (MHz)

105MSPS

200.3MHz @ –1dBFS

SNR = 75.9dB (76.9dBFS)

SFDR = 82dBc

SECOND

HARMONIC

THIRD

HARMONIC

Figure 21. AD9265-105 Single-Tone FFT with fIN = 200.3 MHz

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FREQUENCY (MHz)

105MSPS

70.1MHz @ –6dBFS

SNR = 73.7dB (79.7dBFS)

SFDR = 92dBc

SECOND

HARMONIC

THIRD

HARMONIC

Figure 22. AD9265-105 Single-Tone FFT with fIN = 70.1 MHz @ −6dBFS with

Dither Enabled

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INPUT AMPLITUDE (dBFS)

SNR (dBFS)

SFDR (dBc)

SNR (dBc)

SFDR (dBFS)

Figure 23. AD9265-105 Single-Tone SNR/SFDR vs. Input Amplitude (AIN) with

fIN = 98.12 MHz

AD9265 Datasheet(PDF) 17 Page - Analog Devices

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