Digital Logic •Introduction‚ Truth Tables and Boolean expressions •Logic Gates •Combination of Logic Gates •Circuit tracing and Boolean expressions •Creating Truth Table from a circuit •Creating a Circuit from a Truth Table •Basic Boolean Algebra •Using Boolean Algebra for Circuit Simplification •Practical Considerations Digital Circuit versus an analog circuit •Digital systems operate based on discrete information or signals‚ were as an analog system relies on continuous information
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A Project Report On WORKING OF LOGIC GATES SUBMITTED BY:- Shamil Choudhury ROLL__________ No_____________ Karimganj Junior College Of Science CONTENTS…….. TOPICS Page No 1. CERTIFICATE 1 2. INTRODUCTION 2 3. THEORY 3-4 4. EXPERIMENT 5-6 5. RESULTS 7 6. CONCLUSION. 7 7. ACKNOWLEDGEMENT 8 8. REFERENCE 9 INTRODUCTION A gate is a digital circuit that follows
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Boolean logic Student Ali Alsaad: 1007194 Date: 20/2/2014 Table of Contents 1-History and introduction 2-Types of Logic gates 3-Uses of logic gates 4-Electronic circuits 5-Conclusion Introduction The term Boolean logic (Also known as Boolean algebra) honors George Boole. a self-educated English mathematician. He introduced the algebraic system initially in a small pamphlet‚ The Mathematical Analysis of Logic‚ published in 1847 in response to an ongoing public controversy
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2007 CSC343 Fall 2007 Prepared by: Steven Medina PURPOSE The purpose of this lab is to show you how to implement an adder using Quartus. As the name implies‚ adders are used to add two sets of values together. Adders are a very common design in digital design. For example‚ a CPU will use an adder to have its program counter point to its next instruction. This is done by adding a constant value of 4 to the current instructions memory address. You will be using adders both here‚ and in future labs
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A logic gate is an elementary building block of a digital circuit. Most logic gates have two inputs and one output. At any given moment‚ every terminal is in one of the two binaryconditions low (0) or high (1)‚ represented by different voltage levels. The logic state of a terminal can‚ and generally does‚ change often‚ as the circuit processes data. In most logic gates‚ the low state is approximately zero volts (0 V)‚ while the high state is approximately five volts positive (+5 V). There are seven
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Activity 6.3.2 Logic Gates Introduction A two-valued number system is the basis for all of the powerful computers and electronic devices in the world. Those two values are 0 and 1. Everything in the digital world is based on this binary system. While it seems very simple‚ the binary system is used to create the logic that dictates the actions of complex and simpler digital systems. But how do processors know what to do with all of those 0s and 1s Gates are used. Gates process the 0s and 1s and react
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SN74LS00 Quad 2-Input NAND Gate • ESD > 3500 Volts VCC 14 13 12 11 10 9 8 http://onsemi.com LOW POWER SCHOTTKY 1 2 3 4 5 6 7 GND GUARANTEED OPERATING RANGES Symbol VCC Parameter Supply Voltage Min Typ Max Unit 4.75 5.0 5.25 V 0 25 70 °C TA Operating Ambient Temperature Range IOH Output Current – High – 0.4 Output Current – Low 8.0 1 mA IOL 14 mA PLASTIC N SUFFIX
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but a simplification is still in order‚ mainly because there are combinations that yield a shorter sub-expression. ------------------------------------------------- A = A + C + BD + B’D’ ------------------------------------------------- ------------------------------------------------- 1) (A + C + BD + B’D’)’ ; de morgan’s ------------------------------------------------- -------------------------------------------------
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Basic Logic GatesBasic Logic Gates All digital systems can be constructed by only three basic logic gates. These basic gates are called the AND gate‚ the OR gate‚ and the NOT gate. Some textbooks also include the NAND gate‚ the NOR gate and the EXOR gate as the members of the family of basic logic gates. The descriptions of the operations of these gates are listed below: AND gate The AND gate is a circuit which gives a high output (logic 1) if all its inputs are high. A dot () is used to indicate
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hyperlinks and edit properly. Note your references in the appropriate section of this lab report. Materials and Equipment * 7400 Quad 2-input NAND gate * 7402 Quad 2-input NOR gate * … * Logic Trainer * Digital Multimeter Procedures‚ Data and Results 1. These are usually provided. Pictures (of the experimental set-up‚ and NOT the members)‚ data‚ tables and results are presented here. Table No.1: Description | | | | | | | | | | | | 2. Next 3
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