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New Generation of Wearable Medical Devices Calls for Secure, High-Density Non-Volatile Memory

In the age of COVID-19, medical wearable security and data storage stand to change immensely.

In partnership with Winbond

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

Learn RF Design: Choosing the Right RF Transceiver IC

Learn about integrated circuits that can help you to design customized RF communication systems.

August 10, 2018 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

Understanding Multi-Faceted Modeling Within Fusion 360

Documentation within the project pipeline is essential and design modeling is no different. In this article, learn about how to leverage the different modeling methods in Fusion 360.

one day ago by Sam Sattel, Autodesk

JTAG Connectors and Interfaces

Learn about the interfaces and connectors used to implement JTAG.

one day ago by Sam Gallagher

The JTAG Test Access Port (TAP) State Machine

In this article, we’re going to look at the test access state machine in detail and even see some pseudocode for a simple JTAG interface.

4 days ago by Sam Gallagher

How the PowerQuad Co-processor Frees Up CPU Cores in the LPC55S69 MCU

In this article, learn about the PowerQuad co-processor and its role in performing CPU-heavy tasks to allow the Arm Cortex-M33 cores to execute other tasks in the LPC55S69 MCU.

About 6 days ago by Eli Hughes, NXP Semiconductors

Introduction to JTAG and the Test Access Port (TAP)

In this article, we’re going to be talking about JTAG, the ubiquitous hardware tool used for testing, programming, and debugging.

November 18, 2020 by Sam Gallagher

Intelligent Circuit Protection and Sensing Design for Smart Home Locks and Access Controls

This article provides an overview of access control topology in smart homes and industrial buildings by covering the various protection and sensing solutions engineers can use in their designs.

November 17, 2020 by Ryan Sheahen, Littelfuse

Transistor Sizing in VLSI Design Using the Linear Delay Model

In this article, we will learn how to find the optimal size of a transistor/logic gate present in a larger circuit to provide the desired performance using the linear delay model.

November 16, 2020 by Tosin Jemilehin

The Effect of Offset Voltage on a Precision Current Source

In this article, we’ll continue our discussion of an LTspice circuit that helps us to predict how offset-voltage variations will influence circuit performance.

November 13, 2020 by Robert Keim

What Is a Graphene Field Effect Transistor (GFET)? Construction, Benefits, and Challenges

Learn all about graphene field-effect transistors or GFETs. We'll cover their construction, as well as the benefits and challenges of designing with them.

November 12, 2020 by Amos Kingatua

How to Draw, Render, and Animate with Fusion 360

Learn how to use Fusion 360 to develop digital drawings, 3D renderings, and animations to help in the creations of complex designs.

November 12, 2020 by Sam Sattel, Autodesk

The Elmore Delay Model in VLSI Design

In this article, we'll discuss the Elmore delay model, which provides a simplistic delay analysis that avoids time-consuming numerical integration/differential equations of an RC network.

November 11, 2020 by Tosin Jemilehin

Adding an ISP and Machine Learning Acceleration to the i.MX 8M Family

Learn how the i.MX 8M Plus applications processor enables edge computing, speeding up machine learning for a variety of applications including industrial tasks.

November 10, 2020 by Ben Eckermann, NXP Semiconductors

Introduction to CMOS Image Sensors

In this article, you'll learn the basics of the CMOS image sensor, including its core components, its block diagram, its strengths and weaknesses, and its applications.

November 09, 2020 by Steve Arar

Modeling Inductors with LTspice

This article discusses how to model inductors using LTspice circuit simulation software.

November 04, 2020 by Ignacio de Mendizábal

Processing Solutions for High-Density PCBs

Designers must consider processing temperatures, producibility, and solder joint integrity of every component as well as higher I/O connectors. This article looks at ways to enable smaller component footprints for high-density PCBs.

November 03, 2020 by Brian Niehoff, Samtec

The Linear RC-Delay Model in VLSI Design

In this article, we'll discuss how a single transistor can be sized to properly integrate with other transistors to provide optimal performance in terms of speed and power.

November 02, 2020 by Tosin Jemilehin

A Low-Cost Method of Powering a Microcontroller

This article proposes a simple microcontroller power-supply circuit that is worth considering when you’re developing a (very) cost-sensitive system.

October 30, 2020 by Robert Keim

Performing Worst-Case Circuit Analysis with LTspice

In this article, we'll perform a worst-case analysis in LTspice, using a resistive circuit for a temperature sensor reading as an example.

October 29, 2020 by Ignacio de Mendizábal

How to Manage and Store Project Data with Fusion 360

In this article, learn how Fusion 360 allows multiple teams, decision-makers, and stakeholders to view and work on projects while safeguarding sensitive data.

October 29, 2020 by Sam Sattel, Autodesk

Simulating an Op-Amp’s Offset Voltage Variation

In this article, we’ll create an LTspice circuit for analyzing the effect of unpredictable offset voltage on the performance of a precision current-source circuit.

October 27, 2020 by Robert Keim