Flip-Flops | Digital Logic Circuits
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
Digital Logic Circuits: Unit III: (a) Flip-Flops : Two Marks Questions with Answers
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
• It is possible to convert one flip-flop into another flip-flop with some additional gates or simply doing some extra connection. Let us see few conversions among flip-flops.
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
Digital Logic Circuits: Unit III: (a) Flip-Flops : Various Representation of Flip-Flops
Flip-Flops
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
• For the flip-flops discussed so far, the SR, D, JK, and T, the inputs are called synchronous inputs because data on these inputs are transferred to the flip-flop's output only on the triggering edge of the clock pulse; that is, the data are transferred synchronously with the clock.
Circuit diagram, Logic symbol, Truth table, Characteristic equation
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
• T flip-flop is also known as 'Toggle flip-flop'. The T flip-flop is a modification of the JK flip-flop.
Circuit diagram, Logic symbol, Truth table
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
It consists of clocked JK flip-flop as a master and clocked JK flip-flop as a slave. The output of the master flip-flop is fed as an input to the slave flip-flop.
Circuit diagram, Logic symbol, Truth table, Characteristic equation, IO Waveform
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
• The uncertainty in the state of an SR flip-flop when S = R = 1 can be eliminated by converting it into a JK flip-flop.
Circuit diagram, Logic symbol, Truth table, Characteristic equation, IO Waveform
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
The SR flip-flop has two data inputs S and R. The S input is made high to store 1 in the flip-flop and R input is made high to store 0 in the flip-flop.
Circuit diagram, Logic symbol, Truth table, Characteristic equation, IO Waveform
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
The circuit is similar to SR latch except enable signal is replaced by the Clock Pulse (CP) followed by the positive edge detector circuit.
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
• There are many applications in which digital outputs are required to be generated in accordance with the sequence in which the input signals are received.
Digital Logic Circuits
Subject and UNIT: Digital Logic Circuits: Unit III: (a) Flip-Flops
Digital Logic Circuits: Unit III: (a) Flip-Flops : Syllabus, Contents
Combinational Circuits | Digital Logic Circuits
Subject and UNIT: Digital Logic Circuits: Unit II: Combinational Circuits
Digital Logic Circuits: Unit II: Combinational Circuits : University Questions with Answers (Long Answered Questions)