TIMING-52: No Common Phase between Related Clocks from Spread Spectrum MMCM - 2022.2 English

TIMING-52: No Common Phase between Related Clocks from Spread Spectrum MMCM - 2022.2 English - UG906

Vivado Design Suite User Guide: Design Analysis and Closure Techniques (UG906)

Document ID

UG906

Release Date

2022-10-19

Version

2022.2 English

Spread spectrum is enabled for MMCM <cell>. In this mode, it is unsafe to time between <clock_name> and <clock_name> due to the variations of the VCO frequency.