Table of Contents

 1     Scope          
 2     References
 3     Definitions 
 4     Abbreviations and acronyms             
 5     Conventions             
 6     Time error, wander and jitter in locked mode            
        6.1     Time error in locked mode       
        6.2     Wander in locked mode            
        6.3     Jitter  
 7     Phase discontinuity
 8     Transient response and holdover performance        
        8.1     Transient between time locked and frequency reference locked          
        8.2     Phase/time holdover based on local frequency reference during loss of phase/time input    
 9     Interfaces  
        9.1     Phase and time interfaces       
        9.2     Frequency interfaces 
Annex A – ePRTC autonomous primary reference clock requirements    
Appendix I – ePRTC functional model     
Appendix II – ePRTC holdover model    
       II.1     General clock model   
       II.2     Ideal holdover model 
       II.3     ePRTC holdover performance characterization