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The Incredible Shrinking Resistor: The Advantages and Drawbacks of Ever-Smaller Components

The advantages and disadvantages of ever-shrinking components.

April 19, 2019 by Matthew Cook

How to Choose Microcontroller Peripherals for Digital Signal Processing Applications

This article continues a discussion of microcontroller features and characteristics that are particularly important when you’re thinking in terms of DSP capabilities.

April 08, 2019 by Robert Keim

How to Read a Microcontroller Datasheet: Introduction and First Steps

MCU datasheets sometimes present an overwhelming abundance of facts, figures, and specs. This practical, step-by-step guide will help you to identify and extract the information that you need.

April 01, 2019 by Robert Keim

What Is a Microcontroller? The Defining Characteristics and Architecture of a Common Component

In this article we’ll look at the defining characteristics of these extremely popular ICs, and then we’ll explore the internal architecture.

March 25, 2019 by Robert Keim

What Is Mutual Inductance? A Guide for Circuit Designers

Learn about mutual inductance and how it can influence an engineer’s approach to circuit and system design.

July 06, 2018 by Robert Keim

How to Select the Cutoff Frequency of Your Low-Pass Filter

This article provides some tips on how to fine-tune the characteristics of a low-pass filter.

June 29, 2018 by Robert Keim

PCB Layout for a Photovoltaic Power Supply for Microcontroller Circuits

This article discusses the PCB layout for a power-supply circuit that generates a regulated 3.3 V rail from a small solar cell.

June 07, 2018 by Robert Keim

Schematic Design for a Solar-Powered Charge-Pump Power Supply Circuit

This article discusses a 3.3 V power-supply circuit that is built around an inductorless DC/DC converter and a solar cell.

June 06, 2018 by Robert Keim

Selecting and Implementing Photovoltaic Cells for Solar-Powered Devices

This article discusses details that will help you choose the right kind of solar cell and successfully incorporate it into your next project.

May 31, 2018 by Robert Keim

The Circuit Designer’s Guide to Photovoltaic Cells for Solar-Powered Devices

This article presents the equivalent circuit for a solar cell and discusses some implementation details.

May 30, 2018 by Robert Keim

The Gentleman Maker’s Auto-Apologizer: A Clever, Polite Device for the Everyday Brit

One of the biggest fears many British people face is forgetting to say sorry. This project is designed to automatically apologize when the user bumps into an object.

March 28, 2018 by Robin Mitchell

How to Reduce Power Consumption with Clock Gating

This article will discuss the basic concepts of clock gating and how it can be used to reduce the power consumption of synchronous digital systems.

March 08, 2018 by Steve Arar

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 by Mark Hughes

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 by Robert Keim

Building a Capacitive Touch Interface with the Texas Instruments MSP430FR2633

The MSP430FR2633 is a low-power microcontroller with multiple GPIOs and capacitive touch pins. This project creates a circuit that supports a custom capacitive touch panel with LED and haptic feedback.

January 12, 2018 by Mark Hughes

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 2

In part 2 of this article, we will focus on key specifications and features in the context of wearable devices, condition monitoring, and IoT applications.

December 22, 2017 by Chris Murphy, Analog Devices

The FitByte: How to Make an ATtiny85 Powered Activity Tracking Wearable

This is a protoype of a fitness wearable device designed to vibrate when it detects stagnation.

December 13, 2017 by Demsey Kirkwood

The Wi-Fi Eye, Part 4: Power System and Neopixel Lights

In part 4 of our Wi-Fi Eye project, we'll deal with our power supply

July 28, 2017 by Jeremy Lee

The Wi-Fi Eye, Part 3: Choosing the Right Servos for the Job

Part 3 of this project focuses on choosing and configuring the servos you will use to create your Wi-Fi Eye.

July 27, 2017 by Jeremy Lee

What Does the Future Hold for SiC Semiconductors?

This article looks ahead to what needs to be next for SiC, where it might be applied, and how it could become the dominant force in power.

About 18 hours ago by Anup Bhalla, UnitedSiC

Wolfspeed 650V Silicon Carbide (SiC) Schottky Diode | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.

About 19 hours ago by Wolfspeed

CCD Image Sensor Types: Full-Frame, Interline-Transfer, and Frame-Transfer CCDs

This article explains the characteristics, advantages, and disadvantages of three CCD (charge-coupled device) architectures.

one day ago by Robert Keim

Understanding Digital Oscilloscope Sample Rate and Analog Bandwidth Specs

In this article, we’ll examine two important specifications of a digital oscilloscope: analog bandwidth and sampling rate.

March 24, 2020 by Steve Arar

Prolonging the Battery Life of Wireless Security Cameras with Proper Power Management

This article explores how a power management voltage regulator’s efficiency and quiescent current play a critical role in wireless security camera battery life.

March 24, 2020 by Chinmay Honrao, Maxim Integrated

Understanding the Structure and Functionality of CCDs

This article will help you to understand what CCD sensors are and how they allow us to convert an optical scene into a digital image.

March 23, 2020 by Robert Keim

Introduction to Image Sensor Technology, from Photons to Electrons

This article, the first in a series, discusses light-sensitive electronic devices called photodiodes and compares CCD and CMOS sensors.

March 23, 2020 by Robert Keim

Resistors in Parallel: Circuit Analysis with Parallel Resistance

This article shows you how to calculate currents flowing through parallel resistance and explains the concept of equivalent resistance.

March 20, 2020 by Robert Keim

Introduction to Ultra-Wideband (UWB) Technology

Learn the basics of the ultra-wideband short-range wireless protocol, a technology that can be found in cutting-edge devices.

March 19, 2020 by Dr. Mustafa Bakr

Simulating SiC MOSFET Thermal and Switching Behavior in LTspice

In this article, we’ll set up a basic SiC switching circuit and perform some transient simulations.

March 17, 2020 by Robert Keim

How to Simulate Silicon Carbide Transistors with LTspice

This article reviews the silicon carbide scene and then explains how to get SiC SPICE models and incorporate them into a simulation circuit.

March 16, 2020 by Robert Keim

Resistors in Parallel: Understanding Current and Voltage in Parallel Networks

This article gives you the information you need to identify parallel resistors and understand their behavior in electric circuits.

March 12, 2020 by Robert Keim

What Is a Hardware Description Language (HDL)?

This FEQ (or Frequent Engineering Question) covers the basics of a crucial topic: hardware description languages.

March 11, 2020 by Robert Keim

The Mapping Function and Circuit Implementation in Histogram Equalization

In this article, we'll look into greater details on a histogram equalization method, including use cases of the mapping function and circuit implementation.

March 10, 2020 by Steve Arar

Why CAD Models are Failing Professional Electrical Engineers

In this article, Octopart's Director of Operations for Part Data Geof Lipman explores how traditional CAD modeling needs to change in order for electrical engineers to keep up with product design deadlines.

March 10, 2020 by Geof Lipman, Octopart

Low-Pin-Count Serial Communication: Introduction to the 1-Wire Bus

The 1-wire bus, though not as widespread as other protocols, is a valuable communication technique for certain applications.

March 09, 2020 by Robert Keim

Introduction to Histogram Equalization

How can digital signal processing help you equalize histograms for digital photography? Learn more here.

March 08, 2020 by Steve Arar

What Are Zero-Ohm Resistors and How Are They Used In Circuit Design?

In this FEQ (Frequent Engineering Question), we'll take a look at the advantages of zero-ohm resistors and where they're most suitable in design.

March 06, 2020 by Robert Keim

Introduction to the I2S Interface

This article discusses the characteristics and applications of a serial communication protocol intended specifically for audio systems.

March 04, 2020 by Robert Keim

Image Arithmetic in DSP: Image Averaging and Image Subtraction

Learn how to employ arithmetic operations on images as a way to enhance image quality, detect changes, and reduce noise.

March 03, 2020 by Steve Arar