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Data Sheet
AD7763
Rev. B | Page 11 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD1 = DVDD = VDRIVE = 2.5 V, AVDD2 = AVDD3 = AVDD4 = 5 V, VREF = 4.096 V, TA = 25°C, normal mode, unless otherwise noted. All FFTs
are generated from 65,536 samples using a 7-term Blackman-Harris window.
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007
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FREQUENCY (Hz)
Figure 6. Normal Mode FFT, 1 kHz, 0.5 dB Input Tone, 256× Decimation
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FREQUENCY (Hz)
Figure 7. Normal Mode FFT, 1 kHz, 0.6 dB Input Tone, 256× Decimation
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FREQUENCY (Hz)
Figure 8. Normal Mode FFT, 1 kHz, 60 dB Input Tone, 256× Decimation
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FREQUENCY (Hz)
Figure 9. Low Power FFT, 1 kHz, 0.5 dB Input Tone, 256× Decimation
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FREQUENCY (Hz)
Figure 10. Low Power FFT, 1 kHz, 6 dB Input Tone, 256× Decimation
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031
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FREQUENCY (Hz)
Figure 11. Low Power FFT, 1 kHz, 60 dB Input Tone, 256× Decimation