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When a Diode Simply Isn’t Good Enough: The Superdiode
This article, part of AAC’s Analog Circuit Collection, discusses an interesting circuit in which an op-amp and an ordinary diode work together to create a superdiode.
February 08, 2018
Capacitive Control Panel PCB Design Considerations for TI’s MSP430FR2633 Microcontroller
This article provides a closer look at the PCB design considerations and programming of a custom capacitive touch interface device.
February 07, 2018
Conveniently Control Your Load Current with a Voltage-to-Current Converter
This article, part of AAC’s Analog Circuit Collection, presents a straightforward way to precisely control the current through an LED (or through a typical resistive load)....
February 05, 2018
Simplify Your Life with an Analog Window Detector
This article, part of AAC’s Analog Circuit Collection, presents a simple yet effective replacement for ADC-based window detection.
February 02, 2018
Review of VHDL Signed/Unsigned Data Types
This article will review the “signed”/“unsigned” data types.
February 01, 2018
Implementing Your Phase-Shift Oscillator: Frequency Response and Amplitude Stabilization
This article, part of AAC’s Analog Circuit Collection, explores a handy circuit that can generate sustained sinusoidal oscillations.
January 31, 2018
Integer and Its Subtypes in VHDL
This article will discuss the VHDL integer data type.
January 29, 2018
How to Generate a Sine Wave: The Phase-Shift Oscillator
This article, part of AAC’s Analog Circuit Collection, explains a fairly straightforward circuit that can be used as part of an analog oscillator....
January 25, 2018
VHDL Data Types: Some Classifications and the Enumerated Type
This article will first review classifications for the VHDL data types, and then it will discuss the enumerated type.
January 24, 2018
Tales of Project Troubleshooting: Solutions from a Problem-Magnet
This article covers the various roadblocks encountered in a new design and how they were troubleshot and overcome.
January 19, 2018
Designing a Self-Biasing Class C Amplifier
This article, part of AAC’s Analog Circuit Collection, explores a self-biased class C stage that could be used in an RF power amplifier....
January 18, 2018
An Op-Amp Limiter: How to Limit the Amplitude of Amplified Signals
This article, part of AAC’s Analog Circuit Collection, explores the design and functionality of an op-amp-based limiter.
January 11, 2018
Simplifying VHDL Code: The Std_Logic_Vector Data Type
This article will review the "std_logic_vector" data type which is one of the most common data types in VHDL.
January 05, 2018
How to Multiply RF Signals without a Multiplier: The Switching Mixer
This article introduces an important technique used to perform frequency mixing in modern RF circuits.
January 04, 2018
Concurrent Conditional and Selected Signal Assignment in VHDL
This article will review the concurrent signal assignment statements in VHDL.
January 03, 2018
Better Know a Hardware Description Language: Getting Started with VHDL for Digital Circuit Design
This article gives some introductory examples for VHDL coding, a hardware description language used in digital circuit design.
December 29, 2017
GPS Times, Atomic Clock Frequencies, and the Increasing Accuracy of GPS
GPS as we know it requires the precision of atomic clocks. This article looks at the importance of timing for GPS and the clocks that provide it....
December 22, 2017
Multiplication Examples Using the Fixed-Point Representation
This article will discuss several multiplication examples using the fixed-point representation.
December 15, 2017
Pixel Intensity Histogram Characteristics: Basics of Image Processing and Machine Vision
This article introduces the image histogram and discusses its characteristics and applications.
December 07, 2017
The Polyphase Implementation of Interpolation Filters in Digital Signal Processing
This article discusses an efficient implementation of the interpolation filters called the polyphase implementation.
December 06, 2017
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