Full TMR is logic and pin intensive
Sometimes tradeoffs need to be made
Global Resources (CLK, RST)
Inputs (can use EDAC)
FSM plus Voters
By “Must TMR” we mean that
there’s no point in TMR if you don’t TMR these resources. As we will see, not all designs require TMR.
Presentation Name 52
TMR if Possible
TMR on these resources may not be necessary if Error Detection And Correction algorithm is used.