JANUARY 2021
DIPLOMA IN ELECTRICAL ENGINEERING
STUDY GUIDE
DIGITAL SYSTEMS II
(DSY2602)
DEPARTMENT OF ELECTRICAL AND MINING ENGNIEERING
UNIVERSITY OF SOUTH AFRICA (UNISA)
Lecturer: Mrs. Idah M. Masopoga
Email:
compiled by: Dr. M.E. Migabo
Copyright © University of South Africa 2021
by
,Copyright © University of South Africa 2021
P UBLISHED BY UNISA
HTTPS :// WWW. UNISA . AC . ZA /
First version, April 2021
, Contents
I Introduction Unit
1 Reference Textbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.1 Prescribed Textbook 7
1.2 Recommended textbook 7
2 Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1 Overview of the module 9
2.2 How do I go about studying this module? 9
2.3 Tutorial matter for the module 10
2.4 What are some of the main features of this study guide? 11
2.5 List Of Terms 11
II Unit One
3 Latches, Flip-Flops and Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.1 Latches 15
3.1.1 Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.1.2 Types of Latches and construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.2 Tutorial 17
3.3 Reference 17
DIPLOMA IN ELECTRICAL ENGINEERING
STUDY GUIDE
DIGITAL SYSTEMS II
(DSY2602)
DEPARTMENT OF ELECTRICAL AND MINING ENGNIEERING
UNIVERSITY OF SOUTH AFRICA (UNISA)
Lecturer: Mrs. Idah M. Masopoga
Email:
compiled by: Dr. M.E. Migabo
Copyright © University of South Africa 2021
by
,Copyright © University of South Africa 2021
P UBLISHED BY UNISA
HTTPS :// WWW. UNISA . AC . ZA /
First version, April 2021
, Contents
I Introduction Unit
1 Reference Textbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.1 Prescribed Textbook 7
1.2 Recommended textbook 7
2 Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1 Overview of the module 9
2.2 How do I go about studying this module? 9
2.3 Tutorial matter for the module 10
2.4 What are some of the main features of this study guide? 11
2.5 List Of Terms 11
II Unit One
3 Latches, Flip-Flops and Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.1 Latches 15
3.1.1 Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.1.2 Types of Latches and construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.2 Tutorial 17
3.3 Reference 17