Histogram Analysis; Histogram Analysis Page - Texas Instruments ADS7042EVM-PDK User Manual

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Histogram Analysis

Histogram testing is commonly used when characterizing ADCs. A histogram is merely a count of the
number of times a code has occurred in a particular data set. The Histogram Analysis page of the GUI
creates a histogram of the data of the acquired data set and displays it.
Analysis page of the GUI.
The Histogram Analysis table shown in
described in the following list. Please note, all results displayed in this page are in LSBs.
• The Min Code, Max Code, and Mean Code indicators display the minimum, maximum and average
value of the captured data set.
• The Code Spread column shows the peak-to-peak spread of the codes in the data set.
• The Sigma indicator displays standard deviation of the data set. This value is equivalent to the RMS
noise of the signal when analyzing a dc data set.
SBAU234A – October 2014 – Revised November 2014
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Figure 17. Histogram Analysis Page
Figure 17 displays several parameters of the captured data set as
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ADS7042EVM-PDK Kit Operation
Figure 17 shows the Histogram
ADS7042EVM-PDK
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