A Drill for Converting Binary Numbers to Decimal Numbers
By John Rosz
Students test their skill at converting binary numbers to decimal numbers. Immediate feedback is provided.
A Sample Exam for Digital Electronics
By Patrick Hoppe
Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.
Analog and Digital Converters
By Terry Bartelt
In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.
AND Gates (Screencast)
In this learning activity you'll describe the operation of an AND gate by using a truth table, a waveform diagram, a Boolean Algebra equation, a switch analogy, and a written definition.
Binary to Decimal Number Conversion
In this learning activity you'll practice calculating the between the binary number system and the decimal number system.
Boolean Theorems (Multivariable)
Students read the multivariable theorems and view the graphic depictions of the Boolean expressions.
Boolean Theorems (Single Variable)
Students analyze the eight single variable Boolean theorems and their expressions.
Building a Binary Counter with a JK Flip-Flop
In this animated activity, learners examine the construction of a binary counter using a JK flip-flop. The ability of the JK flip-flop to "toggle" Q is also viewed.
Cascading Magnitude Comparators
Learners read an explanation of how to connect two 7485 ICs to compare binary numbers by creating an 8-bit comparator. Diagrams and charts are presented.
Characteristics of the TTL Series
Learners read the characteristics of the TTL series. Examples are given and subfamilies are compared.
Clock Pulse Triggering of Flip-Flops (Screencast)
This screencast shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.
Comparing Analog and Digital Signals
Learners compare animations of analog and digital data signals. A short quiz completes the activity.
Current and Voltage Parameters of Digital Circuitry (Screencast)
In this interactive learning object, students read about the voltage and current parameters commonly found on a data sheet. A brief quiz completes the activity.
Data Conversion
Learners observe animations showing how data is converted between serial and parallel flow.
Demultiplexers (Screencast)
In this animated object, learners examine the operation of a demultiplexer along with the data output and select lines. A brief quiz completes the activity.
Development of a Boolean Expression for a Combinational Logic Circuit
Learners view an animated demonstration of how to determine the final output of the combinational circuit.
Digital Circuit Devices
The two types of digital devices, logic gates and flip-flops, and the types of basic operations they perform are presented.
Digital-to-Analog Converters
In this animated activity, learners examine how an electronic converter changes digital signals to analog signals. Sections of a synthesizer are identified, and the operation of a D/A converter is demonstrated.
Exclusive-NOR Gate (Screencast)
In this learning activity you'll review the operation of an Exclusive-NOR gate by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.
Exclusive-OR Gates
In this learning activity you'll explore how an Exclusive-OR gate operates by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.
Fan-Out: Determining the Load Drive Capability of an IC
Students follow steps to determine the number of inputs that can be driven by a specific IC. A sample problem is given.
Frequency Dividers
In this learning activity you'll explore the operation of frequency division using several different types of counters.
Hexadecimal Number Conversion Practice Problems
In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.
Hexadecimal Numbering System
In this learning activity you'll review the hexadecimal numbering system.
Inverters
In this learning activity you'll describe the operation of a logic inverter using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.