Times 10-20 is a good way to get to gates from LUT4 (and some number of flip-flops). In turn, multiply by 4 to get transistors. Of course, this is all very ap

Times 10-20 is a good way to get to gates from LUT4 (and some number of flip-flops). In turn, multiply by 4 to get transistors. Of course, this is all very approximate.