Texas Instruments DEM-DAI3793A Stereo Receiver User Manual


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5.4.4AmplitudeVersusFrequencyPerformance
5.4.4.1A/DSpectrum
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Amplitude(dB)
AMPLITUDEvsFREQUENCY
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Frequency(kHz)
BPZ(ZeroData)Input
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Amplitude(dB)
AMPLITUDEvsFREQUENCY
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-60dBInput
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Amplitude(dB)
AMPLITUDEvsFREQUENCY
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Frequency(kHz)
-1dBInput
MeasurementsforDynamicCharacteristics
Measurementpath:17.LineInput(AIN3L/AIN3R)
csvfile:17_ADC_Line_Input.csv
NotethatanunweightedfilterandanAES17bandwidthof22Hzto20kHzshouldbesettoobtainprecise
spectrumresults.
Figure5-8.A/DAmplitudevsFrequencyFigure5-9.A/DAmplitudevsFrequency
Result:BPZ(ZeroData)InputResult:–60dBInput
Figure5-10.A/DAmplitudevsFrequency
Result:–1dBInput
SeeAppendixA:LineInput(AIN3L/AIN3R)forasignalflowblockdiagram.
SBAU127–July2007EvaluationandMeasurements59
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