Digital Integrated Circuits

Digital Integrated Circuits:

74LS283 Pin Diagram : Many high-speed adders available in integrated-circuit form utilize the look-ahead carry or a similar technique …


Arithmetic Building Blocks : Digital computers perform various Arithmetic Building Blocks. The most basic operation, no doubt, is the …


Array Structures : We have seen the design of digital circuits using fixed function ICs. There are …


BCD Adder Circuit : BCD Adder Truth Table | BCD Adder Block Diagram: The digital systems handles the …


BCD Subtraction : Addition of signed BCD numbers can be performed by using 9’s or 10’s complement methods. A …


Block Diagram of Programmable Logic Array : Block Diagram of Programmable Logic Array is the combinational circuit do not …


CMOS Inverter Circuit : Fig. 3.1 shows the basic CMOS inverter circuit. It consists of two MOSFETs in series in …


Combinational Logic : When logic gates are connected together to produce a specified output for certain specified combinations of …


Design of Memory : Memories are made up of registers. Each register in the memory …


Dynamic RAM : Dynamic RAM stores the data as a charge on the capacitor. Fig.3.77 shows the dynamic RAM …


Electrically Erasable Programmable Read Only Memory : Electrically Erasable Programmable Read Only Memory also use MOS circuitry very similar …


Erasable Programmable Read Only Memory : Erasable Programmable Read Only Memory use MOS circuitry. They store 1s and Os …


Flash Memory : Flash memory (sometimes called “flash RAM”) is a type of constantly-powered nonvolatile memory that can be …


Full Adder Truth Table : We have seen that a full adder is a combinational circuit that forms the …


Full Subtractor Circuit : A Full Subtractor Circuit is a combinational circuit that performs a subtraction between two …


Half Adder : The half adder operation needs two binary inputs : augend and addend bits; and two binary …


Half Subtractor : The Half Subtractor consists of four possible elementary operations, namely, In all operations, each subtrahend bit is …


Mealy Circuit : When the output of the sequential circuit depends on both the present state of flip-flop(s) and …


Moore Circuit : As mentioned earlier, when the output of the sequential circuit depends only on the present state …


n Bit Parallel Adder : We have seen, a single full-adder is capable of adding two one-bit numbers and …


NVRAM : NVRAM – It is non-volatile RAM. It created by the combination of a static RAM and an …


Programmable Array Logic : We have seen that  PLA device with a Programmable AND array and Programmable OR array. However, Programmable …


PROM ( Programmable Read Only Memory ) : Fig. 3.71 shows four byte PROM. It has diodes in every …


RAM and its Architecture : RAM and its Architecture – Unlike ROM, we can read from or write into …


Read Only Memory : A Read Only Memory (ROM) is a device that includes both the decoder and …


ROM ( Read Only Memory) : It is a read only memory. We can’t write data in this memory. …


Sequence Generator : The below are the design procedure for the Design of sequence Generator 1.It is necessary …


Sequential Logic Circuits : Sequential Logic Circuits – There are many applications in which digital outputs are required to …


Updated: April 30, 2020 — 5:11 pm