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Showing posts with the label DIGITAL CIRCUIT

Study of IC 74LS85 as a Magnitude Comparator

  TITLE: Study of IC 74LS85 as a Magnitude Comparator   AIM: Design and Implement 4 bit comparator.   COMPONENTS REQUIRED :   Digital Trainer Kit, IC 7485, Patch Cord ,+ 5V   Power Supply THEORY : COMPARATOR:                                                                                                                        Comparators can be designed for comparing multi-bit numbers. It receives two n-bit numbers A and B as inputs and outputs are A>B, A=B & A<B. Depending upon relative magnitude of two numbers, one of outputs will be HIGH. The 4-bit comparators are available in MSI(7485) which compares straight bi...

Study of Shift Register, Design and Implement 4-bit right shift and left shift register using D-flip flop

  TITLE: Study of Shift Register   AIM: Design and Implement 4-bit right shift and left shift register using D-flip flop   COMPONENTS REQUIRED :   Digital Trainer Kit, IC7495, Patch Cord . THEORY : Flip flops can be used to store a single bit of binary data (1or 0). However, in order to store multiple bits of data, we need multiple flip flops. N flip flops are to be connected in an order to store n bits of data. A Register is a device which is used to store such information. It is a group of flip flops connected in series used to store multiple bits of data. The information stored within these registers can be transferred with the help of shift registers. Shift Register is a group of flip flops used to store multiple bits of data. The bits stored in such registers can be made to move within the registers and in/out of the registers by applying clock pulses. An n-bit shift register can be formed by connecting n flip-flops where each flip flop stores a sing...