Logic Diagram Of Jk Flip Flop. Due to this additional clocked input a jk flip flop has four possible input combinations logic 1 logic 0 no change and toggle. Label the input to the flip flop as t.
If j and k are different then the output q takes the value of j at the next clock edge. Jk flip flop logic diagram working of jk flip flop if the inputs of both the set j and reset k are different then the output q has the value of output j that is the set. Jk flip flop timing diagram from the truth table above one can arrive at the equation for the output of the j k flip flop as table ii.
Jk flip flop the jk flip flop is basically a gated sr flip flop with the addition of a clock input circuitry that prevents the illegal or invalid output condition that can occur when both inputs s and r are equal to logic level 1.
They are s1 r0q1 q0 this state is also called the set state. 541 shows the basic configuration without s and r inputs for a jk flip flop using only four nand gates. We have used a lm7805 regulator to limit the led voltage. The input labeled clk is the clock input.