Chapter 2

Fundamentals Of Digital Logic


2.1 Introduction
7
2.2 Electrical Terminology: Voltage And Current
7
2.3 The Transistor
8
2.4 Logic Gates
9
2.5 Symbols Used For Gates
10
2.6 Construction of Gates From Transistors
11
2.7
Example Interconnection of Gates
12
2.8
Multiple Gates Per Integrated Circuit
14
2.9
The Need For More Than Combinatorial Circuits
15
2.10
Circuits That Maintain State
15
2.11
Transistion Diagrams
16
2.12
Binary Counters
17
2.13
Clocks And Sequences
18
2.14
The Important Concept Of Feedback
20
2.15
Starting A Sequence
22
2.16
Iteration In Software Vs. Replication in Hardware
22
2.17
Gate And Chip Minimization
23
2.18
Using Spare Gates
24
2.19
Power Distribution And Heat Dissipation
24
2.20
Timing
25
2.21
Physical Size And Process Technologies
26
2.22
Circuit Boards And Layers
27
2.23
Levels Of Abstraction
27
2.24
Summary
28