Standard 
Introduces students to basic digitallogic circuits. Emphasizes logic gates, signal conversions, and memories; and introduces circuits found in digital computers. Topics include: boolean logic application, arithmetic circuits assembly, signals conversion, memory devices analysis, and use of test equipment.
Competency Areas 
Hours


Boolean Logic Application 
Class 
3 
Arithmetic Circuits Assembly 
D. Lab 
2 
Signals Conversion 
P. Lab/O.B.I. 
0 
Memory Devices Analysis 
Credit 
4 
Use of Test Equipment 


Prerequisite/: Corequisite: 
TEL 102 
Course Guide 
Competency 
After completing this
section, the student will: 
Hours 

Class 
D.Lab 
P.Lab/ O.B.I. 

BOOLEAN LOGIC APPLICATION 
6 
0 
0 

Number systems 
Define and apply number systems to codes and arithmetic. 




Perform conversions among hexadecimal/octal/BCD numbering systems. 



Boolean algebra 




Codes 
Describe the function of binary codes. 



Combinational logic 
Explain how combinational logic is used in digital circuits. 



Karnaugh mapping 
Define Karnaugh mapping. 



ARITHMETIC CIRCUITS ASSEMBLY 
8 
6 
0 

Logic gates 
Analyze logic gates. 



Truth tables 
Construct truth table for logic gates. 



Basic arithmetic circuits 
Construct arithmetic circuits. 



Logic families 
Identify, define, and measure characteristics of logic families. 



JK flip flops 
Construct and analyze truth tables for JK flip flops. 



Registers 
Define and analyze shift registers. 



Counters 
Define and analyze up and downcounters. 



SIGNALS CONVERSION

6 
4 
0 

Analog to digital 
Differentiate between analog and digital signals. 



Digital to analog 
Perform simple A/D and D/A conversions. 



Advantages and disadvantages 
Explain the advantages and disadvantages of using digital signal processing. 



Encoders and decoders 
Explain the operation of encoders and decoders. 



MEMORY DEVICES ANALYSIS 
10 
6 
0 

Large memory modules 
Analyze memory devices. 



Shift register stores 
Analyze and construct shift registers. 



Multiplexing 
Describe the process of multiplexing. 



Introduction to digital computers 
Demonstrate how digital circuits are used to construct a digital computer. 



USE OF TEST EQUIPMENT

0 
4 
0 

VOM and DVM Logic probes Logic analyzers Signature analyzers Pulse generators Counters 
Set up and operate test equipment for digital devices. 



Suggested Resources 
Cannon, D. L. (1978). Understanding digital troubleshooting. Dallas:
Texas Instruments.
Friedman, A. D. (1975).
Logical design of digital systems. New
York: Computer Science Press.
Gothmann, W. H. (1982).
Digital electronics: An introduction to
theory and practice. Englewood Cliffs, NJ: Prentice Hall.
Grob, B. (1988). Basic electronics (6th ed.). New York:
McGrawHill.
Lemons, W. (1969). Learn electronics through troubleshooting.
Indianapolis: H. W. Sams.
Malvino, A. P. (1989).
Electronic principles (4th ed.). New
York: McGrawHill.
McWhorter, G. (1978). Understanding digital electronics. Dallas:
Texas Instruments.
Shrader, R. L. (1985).
Electronic communication (5th ed.). New
York: McGrawHill.
Tocci, R. (1988). Digital systems: Principles and applications
(4th ed.). Englewood Cliffs, NJ: Prentice Hall.