MOS Digital Electronics

The following sections are included:

• PREFACE

• CONTENTS

The following sections are included:

• Resistive Model of the MOS-Inverter
  • Voltage Divider Relation for the Inverter
  • The Time-Characteristic of the Resistive Model
  • Consideration of the CMOS Inverter

• Basic Physics of the Switching MOS Transistor
  • MOS Transistor
  • Derivation of Ic in Terms of Capacitances
  • Physical Explanation of the Current Equation
  • A More Accurate (First Order) Approximation to the Channel Current Ids
  • Transistor Saturation Operation
  • Summary of Formulae and Parameters

• Operational Parameters of MOS Transistors
  • Effective MOS Channel Resistance
  • Amplification Factor of the MOS Transistor
  • Inherent RchCg of MOS Transistor
  • Estimate of the RC Time Constant
  • The Threshold of a MOS Transistor

• Transistor Switching and Driving Capability
  • Transistor Size Ratio
  • Relation of Minimum Gate Delay and Fanout
  • Power Consumption of the MOS Device

The following sections are included:

• Load Devices of MOS Circuits
  • The Enhancement Mode Load Devices
  • The Depletion Load Devices
  • The Load of the CMOS Devices

• Voltage and Current Characteristics of MOS Inverters
  • Inverter with a Resistive Load
  • MOS Inverters with an Enhancement Load
  • MOS Inverters with a Depletion Load
  • CMOS Inverter

• General Considerations of Scales of the MOS Devices

• Time Dependence of the Switching MOS Inverters

The following sections are included:

• MOS Implementation of Transistor Level Logic Functions

• Logic Equations and Reductions
  • Logic Laws
  • Logic Equations and Their Reductions
  • Conversion to NOR-Gate only
  • Example of the Exclusive-OR Circuit

• Simple Applications of Logic Devices
  • Turning on of Logic States or Paths
  • Simple Applications of Signal Controls

The following sections are included:

• The Clocked Digital Systems
  • The D-Flip-Flops (Registers)
  • Static Storage Devices
  • Dynamic Storage Devices
  • Edge Triggered Devices

• Basic Clocked Logic Units
  • Introduction to Logic State Machines
  • Simple State Machines as Building Blocks

The following sections are included:

• Shift Register and Time Delays

• Barrel Switches

• Digital Counters

• A Simple State Machine that Recognizes Start-Code
  • Description
  • Definition of the Required States
  • Extraneous State Assignments
  • Choices of the State Assignments
  • An Alternate J-K FF Implementation

• Adder Circuitry
  • Binary Number System
  • Addition of Two Numbers
  • Logic Simplification of a Full Adder
  • Special Exclusive OR MOS Circuitry

• General CMOS Logic Devices
  • Basic Logic Devices
  • The Clocked CMOS Circuits
  • General Dynamic Logic Functions

• Sequencer

• Serial Memory

The following sections are included:

• Current Voltage Relation

• Parasitic and Miller Capacitive Effect

• Super Buffer Inverters

• Use of Large Capacitances in MOS Circuits
  • The Basic Scheme
  • A Simple Application to Inverter
  • A Clocked Bootstrapped Driver

• Gate Capacitances of MOS Transistors

The following sections are included:

• Representation of Logic Functions

• Reductions of Minterms

• Reduction of Logic Functions

• Computer Notation of Prime Implicants

• Examples of Logic Reductions

• Reductions of Multiple Output Logic Functions

The following sections are included:

• Logic State Reduction
  • Statement of the State Reduction Problem
  • Basic Concept of Relation
  • Applications of Equivalence Classes of States

• Programmable Logic Array (PLA)
  • General Circuit Considerations
  • PLA Array
  • Area Saving of the PLA

The following sections are included:

• State Machines

• Nested State Machines

• Memory Systems
  • ROM Units
  • Random Access Memory

• Stack Operations

• Communications and Controls over Bus

The following sections are included:

• Circuit Description and Connectivity

• Fanouts of Signals

• Circuit Layout
  • Cell Layout
  • Design Rules and Symbolic Layout
  • Layout Examples and Optimizations

• Summary of Transistor Layout

The following sections are included:

• Introduction

• Definition of a Digital Circuit

• Tests and Simulations
  • Circuit Model Building
  • Classes of Software Simulators

• Test Strategies and Methods
  • Functional and Fault Coverage Tests
  • Fault Coverage
  • Break Point Tests

• Critical Paths and Debugging

The following sections are included:

• INDEX

• Reference Books and Papers