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Altera_Forum
Honored Contributor
12 years ago --- Quote Start --- Rysc please look here: http://quartushelp.altera.com/11.1/mergedprojects/tafs/tafs/tcl_pkg_sta_ver_1.0_cmd_get_clock_fmax_info.htm I will leave you guessing what this type of hold violation actually is... --- Quote End --- I will add a clue that we are talking about two cases of hold violations and both should be reported in slack: case1 : the old concept which does not depend on speed as you mentioned but is caused by skew thingy and does not restrict fmax which is only dependent on setup slack case2: not skew related, affects speed and is reported in both slack and restricted fmax.