The LeCroy Serial Data Analyzers give users a choice of three different methods for calculating the jitter in their signals. This application brief describes the methodology used to determine the jitter components for each method, and when each method should be used. A P P L I C A T I O N B R I E F UNDERSTANDING THE CHOICES FOR JITTER CALCULATION METHOD The LeCroy Serial Data Analyzers give users a choice of three differ- ent methods for calculating the jit- ter in their signals. This application brief describes the methodology used to determine the jitter compo- nents for each method, and when each method should be used. To measure jitter in Serial Data Analyzer mode, the user calls up the Serial Data Analysis configura- tion screen by either selecting the Analysis menu option called Serial Data or by pressing the Serial Data button. The resulting screen con-……