JEFFERSON COLLEGE COURSE SYLLABUS ETC255 INTRODUCTION TO DIGITAL CIRCUITS. 4 Credit Hours. Prepared By: John McDaniel March 2012

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1 JEFFERSON COLLEGE COURSE SYLLABUS ETC255 INTRODUCTION TO DIGITAL CIRCUITS 4 Credit Hours Prepared By: John McDaniel March 2012 Mary Beth Ottinger, Ph.D., Division Chair Dena McCaffrey, Ed.D., Interim Dean, Career & Technical Education

2 ETC 255 INTRODUCTION TO DIGITAL CIRCUITS I. CATALOGUE DESCRIPTON A. Prerequisite: ETC132 Semiconductors I and reading proficiency B. Credit Hour Award: 4 C. Description: Introduction to Digital Circuits will involve a study of basic logic circuit design and specific operating characteristics of commonly used integrated circuit technologies. Sequential and combinational logic circuits are developed, implemented, and analyzed in detail. (F) II. EXPECTED LEARNING OUTCOMES/CORRESPONDING ASSESSMENT MEASURES Expected Learning Outcomes Demonstrate the ability to identify and represent basic logic gates using ANSI/IEEE std logic symbology Demonstrate knowledge and understanding of the truth tables for the basic logic gates Demonstrate ability to write, reduce, and implement Boolean expressions Demonstrate knowledge and understanding of the static and dynamic characteristics of the basic logic gates Demonstrate ability to represent numbers and perform basic arithmetic operations using binary, octal, hexadecimal, numbering systems and 8421 BCD and XS3 BCD codes Demonstrate knowledge and understanding of basic digital devices such as buffers, inverters, comparators, multivibrators, display devices, counters, and arithmetic circuits Demonstrate skill in constructing digital circuits from a logic diagram Demonstrate ability to successfully analyze and troubleshoot basic asynchronous and synchronous logic devices and circuits. Assessment Measures III. OUTLINE OF TOPICS Unit 1 - Introduction to Digital Circuits Title: Intro to Digital Electronics 1. Define the term digital.

3 2. Describe the types of wave shapes used in digital electronics. 3. State the difference between positive and negative logic. 4. Describe the basic digital gates and how they are used. 5. Describe the advantages and disadvantages of the following gates: a. RTL b. DTL c. TTL d. ECL 6. Observe the operation of various logic gates. Title: Digital Hardware 1. Define an integrated circuit. 2. Describe in basic terms, how integrated circuits are manufactured. 3. Identify different types of integrated circuit packaging. 4. Describe the four classifications of integrated circuits. 5. Explain the purpose of integrated circuit data sheets. Title: Digital Test Equipment 1. Describe the types of test equipment used in digital electronics and identify the types of signals they measure. 2. Describe how to use a logic probe. 3. Observe signals in a digital circuit using a multi-meter, oscilloscope, logic probe. Lesson: 4 Title: Buffers and Inverters 1. Define the functions of buffers and inverters. 2. Recognize the logic symbol for buffers and inverters. 3. Construct a truth table for buffers and inverters. 4. State the Boolean expression for buffers and inverters. 5. Measure input and output signals of a digital buffer and inverter. Unit 2 - Digital Logic Functions Title: AND Gates 1. Define the AND function. 2. Describe a discrete component AND gate. 3. Recognize the logic symbol for the AND gate. 4. Construct a truth table for the AND gate. 5. Describe the AND gate timing diagrams. 6. State the Boolean expression for the AND gate. 7. Measure input and output signals of a digital logic AND gate. Title: OR Gates 1. Define the OR function.

4 2. Describe a discrete component OR gate. 3. Recognize the logic symbol for the OR gate. 4. Construct a truth table for the OR gate. 5. Describe the OR gate timing diagrams. 6. State the Boolean expression for the OR gate. 7. Measure input and output signals of a digital logic OR gate. Title: NAND Gates 1. Define the NAND function. 2. Describe a discrete component NAND gate. 3. Recognize the logic symbol for the NAND gate. 4. Construct a truth table for the NAND gate. 5. Describe the NAND gate timing diagrams. 6. State the Boolean expression for the NAND gate. 7. Measure input and output signals of a digital logic NAND gate. Lesson: 4 Title: NOR Gates 1. Define the NOR function. 2. Describe a discrete component NOR gate. 3. Recognize the logic symbol for the NOR gate. 4. Construct a truth table for the NOR gate. 5. Describe the NOR gate timing diagrams. 6. State the Boolean expression for the NOR gate. 7. Measure input and output signals of a digital logic NOR gate. Lesson: 5 Title: XOR Gates 1. Define the XOR function. 2. Describe a discrete component XOR gate. 3. Recognize the logic symbol for the XOR gate. 4. Construct a truth table for the XOR gate. 5. Describe the XOR gate timing diagrams. 6. State the Boolean expression for the XOR gate. 7. Measure input and output signals of a digital logic XOR gate. Unit 3 - Combination Logic Functions Title: Introduction to Combinational Circuits 1. Describe how combinational circuits are used. 2. Describe why the NAND gate is a universal gate. 3. Recognize NAND gate circuits configured for NOT, AND, OR, NOR, and XOR gates. Title: Number Systems 1. Define the terms associated with number systems.

5 2. Determine the radix of the binary, octal, decimal, and hexadecimal number systems. 3. Recognize the basic symbols associated with the binary, octal, decimal, and hexadecimal number systems. 4. Select numbers from the binary, octal, decimal, and hexadecimal number systems. 5. Observe the operation of an IC decoder in base 8, 10, and 16 number systems. Title: Base 10 to Binary Conversion 1. Convert base 10 numbers to binary numbers. 2. Convert binary numbers to base 10 numbers. 3. Convert base 10 numbers to binary coded decimal. 4. Convert binary coded decimal numbers to decimal. 5. Measure and verify the signals in a decimal to BCD encoder combinational circuit. Lesson: 4 Title: Binary to 7 Segment Conversion 1. Describe the purpose of binary to seven segment conversion circuits. 2. Describe the operation of binary to seven segment conversion circuits. 3. Observe the operation of binary to seven segment conversion circuits Lesson: 5 Title: 4 Bit Comparator 1. State the purpose of magnitude comparators and the process of comparison. 2. Describe the operation of a digital 1 bit A-B comparator circuit. 3. Describe the operation of a 2 bit comparator circuit. 4. Describe the MSI bit A-B comparator IC. 5. Observe the normal operation of the bit A-B comparator. Unit 4 - Flip-Flop Circuits Title: Introduction to Flip-Flops 1. Define the terms and characteristics associated with multivibrators and flip-flops. 2. Describe the Eccles-Jordan discrete component multivibrator. 3. Describe the major types of digital flip-flops. 4. Identify the logic box symbols for the five major types of digital flip-flops. Title: RS Flip-Flops 1. Define the operation of RS flip-flops. 2. Construct a truth table for RS flip-flops 3. Describe RS flip-flop timing diagrams. 4. Describe RS flip-flop circuits constructed from transistors, NOR gates, and NAND gates. 5. Measure input and output signals of a NOR gate RS flip-flop. Title: JK Flip-Flops 1. Define the operation of JK flip-flops.

6 2. Construct a truth table for JK flip-flops. 3. Describe JK flip-flop timing diagrams. 4. Measure input and output signals of JK flip-flops. Unit 5 - Registers and Memory Circuits Title: Introduction to Registers and Memory 1. Describe the purpose of registers. 2. Describe the operation of registers. 3. Describe the purpose of memory. 4. Describe the operation of memory. Unit 6 - Arithmetic Counting Circuits Title: Introduction to Arithmetic Counting Circuits 1. Define arithmetic counting circuits. 2. State the purpose of arithmetic counting circuits. 3. List types of arithmetic counting circuits. Title: Ripple Counters 1. Describe the purpose of ripple counters. 2. Describe the operation of ripple counters. 3. Observe the operation of ripple counters. Title: Up Counters 1. Describe the purpose of up counters. 2. Describe the operation of up counters. 3. Observe the operation of up counters. Unit 7 Digital Troubleshooting Title: Exploring Digital Troubleshooting Techniques 1. Digital Circuit Troubleshooting 2. Digital Logic Gate Troubleshooting 3. Combinational Circuit Troubleshooting 4. Flip-Flop Circuit Troubleshooting 5. Arithmetic Counting Circuit Troubleshooting

7 IV. METHODS OF INSTRUCTION A. NIDA Electronics Training Software B. Lab Exercises C. Class Lecture V. REQUIRED TEXTBOOK A. Digital Circuits Lab/Text Manual. Melbourne, FL: NIDA Corporation, B. Floyd, Thomas. Digital Fundamentals. 10 th ed. Pearson Education Inc., VI. REQUIRED MATERIALS Paper, folders, pens, pencils VII. SUPPLEMENTAL REFERENCES Class handouts VIII. METHODS OF EVALUATION A. Attendance B. Lab Exercises C. Homework D. Exams IX. ADA AA STATEMENT Any student requiring special accommodations should inform the instructor and the Coordinator of Disability Support Services (Library; phone ) X. ACADEMIC HONESTY STATEMENT All students are responsible for complying with campus policies as stated in the Student Handbook. See Jefferson College website: d=84

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