A Cyclic Vernier Time-to-Digital Converter With Tunable Time Amplification for Endpoint Clock-to-Data Interval Measurement in FPGAs
Quantitative reconstruction of endpoint-local clock-to-data intervals during operation can complement static timing analysis (STA) when local process, voltage, and temperature (PVT) variation, supply disturbances, and aging shift setup margin. Existing in situ monitors are commonly either error-triggered, which require...