S¬ ®å cÊu tróc cña FF-JK Ký hiÖu cña FF-JK. B¶ng tr¹ng th¸i cña FF-JK CK J K Q 0 0 Q 0 0 1 0 1 0 1 1 1 Q 0 J K S R Q Q J K ˚ ˚ Q Q J K CP R ° ° ° B¶ng tr¹ng th¸i cña FF-JK CK J K Q 0 0 Q 0 0 1 0 1 0 1 1 1 Q 0 Gi¶n ®å xung FF-JK J K Q CK J CK K Q B Q S¬ ®å cÊu tróc FF- JK cã xung CK A S¬ ®å cÊu tróc cña FF-D CK R(J) CR S(K) Q Q ° ° ° D A Ký hiÖu Gi¶n ®å xung FF-D D CP Q Q ° CK D Q A