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ADS131E08 Analysis Tools
5.3.4
User-Defined Dynamic Range
This portion of the FFT tool (red box 4,
a given frequency band defined by the Low Frequency and High Frequency fields. The SNR displayed in
this window also appears under the Dynamic Range heading, as shown in
Figure 30. Changing the User-Defined Dynamic Range for Channel 1
5.3.5
Input Amplitude (V
The Input Amplitude field (red box 5,
the CMRR of each channel.
5.3.6
Waveform Zoom
This zoom function allows a closer examination of the FFT at frequencies of interest, as shown in
Figure
31.
28
Performance Demonstration Kit for the ADS131E08
Figure
27) is used to examine the SNR of a specific channel within
)
PP
Figure
27) is a user input that is important for accurately calculating
Figure 31. FFT Plot Using Waveform Zoom Function
Copyright © 2012–2016, Texas Instruments Incorporated
Figure
30.
SBAU200B – June 2012 – Revised February 2016
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