Digital Electronics

Credit: .5
Course Preface
Core Code:
Printable Version: Digital Electronics (pdf)

Course Description
A course that prepares individuals to apply technical knowledge and skills to assemble, install, operate, maintain, and repair electrical/electronic equipment used in business, industry, and manufacturing. Includes instruction in safety, numbering systems, logic circuits, digital devices, combinational logic circuits, and sequential logic circuits.

Prerequisite: Basic Electronics or Advanced Electronics

* SkillsUSA PDP requirements ‐ recommended

Core Standards of the Course

Standard 01
Students will be able to understand and demonstrate safe practices.

• Describe the purposes of legislation concerning safety in the workplace.
• Describe safety precautions and procedures pertaining to and working with electricity.
• Describe correct safety procedures for hand and power tools.
• Locate and describe shop safety equipment.
• Use safe work practices.

• Identify chemicals and lubricants used in the electronics industry.
• Describe the safe storage, handling and disposal of chemicals and hazardous materials.

Standard 02
Students will be able to understand and electronics.

• Use the decimal number system.
• Use the octal number system.
• Use the hexadecimal number system.
• Use the binary number system.
• Convert from decimal to binary.
• Convert between octal and binary.
• Convert between hexadecimal and binary.
• Convert between octal and hexadecimal.
• Convert decimal to octal or hexadecimal.
• Perform binary addition.
• Perform binary subtraction.

• Describe standard digital gates.
• Simplify logic equations using Boolean algebra.
• From the truth table or Boolean equation, draw the logic diagram and predict the voltage and logic levels in all parts of the digital circuit.
• Describe the procedures for testing and troubleshooting logic circuits.

• Identify common digital families
• Identify the levels of integration and chip component density.
• Describe the procedures for testing and selecting digital devices.

• Analyze combinational logic circuits and write the Boolean equation and truth table for each circuit.
• Simplify combinational logic circuits using Boolean identities, de Morgan's Theorem and logical equivalencies.
• Use Karnaugh maps to simplify combinational logic circuits.
• Determine the logical expression for any combinational logic circuit.
• From schematic diagrams and specifications, write a truth table and the Boolean equation for combinational logic circuits.
• From the truth table, predict the logic levels in all parts of combinational logic circuits.
• Write the truth table of arithmetic circuits and describe how each works.
• Describe the procedures for testing and troubleshooting combinational logic circuits.

• Define the properties of flip‐flops.
• Describe the principles of operation of a D flip‐flop.
• Describe the principles of operation of JK flip‐flops.
• Describe the operation and application of shift registers.
• Describe the operation and application of frequency dividers and counters.
• Describe the operation and application of synchronous up/down and shift counters.
• Describe the operation and application of multivibrators.
• Describe the procedures for testing and troubleshooting sequential logic circuits.

Standard 03
Students will understand the need for professional development.

• Learn the acronym SkillsUSA.
• State the SkillsUSA motto.
• State the SkillsUSA creed.
• Learn the SkillsUSA colors.
• Describe the official SkillsUSA dress.
• Describe the procedure for becoming a SkillsUSA officer.

Standard 04
Students will understand the need for leadership skills.

• Make a main motion.

• Describe the meaning of the SkillsUSA emblem.
• State the SkillsUSA pledge.
• Describe the duties of a SkillsUSA officer.

Standard 05
Students will understand the need for career planning.

Standard 06
Students will understand the importance of employability and work habits.

• Evaluate your personal ethics against acceptable workplace ethics.