(* Flip flop *) & tHI = 40 & tLO = 20 & tSetup = 19 & tHold = 6 & dG1_u = 18 & dG1_l = 18 & dG2_l = 5 & dG2_u = 19 & dG3_l = 8 & dG3_u = 10 & dG4_l = 3 & dG4_u = 7