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Precisely Capture Servo Motor Position Using a High-Speed Simultaneous Sampling ADC

Autonomous drones and robots utilize small motors. These fast-spinning mini motors require miniature encoders and IC package sizes. This article shows how an optical sinusoidal encoder provides a higher resolution and increased speeds with a 2x3 mm dual simultaneous-sampling SAR-ADC.

August 11, 2020 by Bonnie Baker, Maxim Integrated

The Nyquist–Shannon Theorem in the Frequency Domain

This article continues our discussion of sampling theory and introduces the concept of aliasing.

May 07, 2020 by Robert Keim

The Nyquist–Shannon Theorem: Understanding Sampled Systems

The Nyquist sampling theorem, or more accurately the Nyquist-Shannon theorem, is a fundamental theoretical principle that governs the design of mixed-signal electronic systems.

May 06, 2020 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

Analog and Digital Implementation of a Synchronous Demodulator

In this article, we’ll take a look at the analog blocks for implementing the square wave-based synchronous demodulator.

February 12, 2020 by Steve Arar

Assessing the ADC SNR and SFDR for Communications Systems

In this article, we will see how we can determine the SFDR for an ADC used in a radio receiver. Also, we’ll examine the ADC SNR requirement for this application.

December 22, 2019 by Steve Arar

Use Signal Averaging to Increase the Accuracy of Your Measurements

In this article, we'll discuss the signal averaging method, a noise reduction technique, and how it can help increase the accuracy of your signal measurements.

November 04, 2019 by Steve Arar

Characterizing LED Performance with a Frequency Response Analyzer and Line Injector

This application note series explores the measurement of the dynamic resistance of an LED and how to create a usable SPICE model from the data.

October 28, 2019 by Steve Sandler

Learn About SAR ADCs: Architecture, Applications, and Support Circuitry

In this article, we’ll first review the basic architecture of a SAR ADC and then take a look at one of its common applications.

October 24, 2019 by Steve Arar

Understanding Schematics

If you're looking to get a better handle on how to read schematics, this helpful guide will give you a head start.

July 22, 2019 by Matthew Cook

Low-Noise Voltage References: Understanding the Noise Performance of a Voltage Reference IC

Working with a low noise voltage reference? Learn more about noise specifications and relevant voltage reference ICs.

July 01, 2019 by Steve Arar

An Introduction to Ground: Earth Ground, Common Ground, Analog Ground, and Digital Ground

Learn about the basics of grounds, grounding, and ground symbols. Not all grounds are created equal. In this article, we'll discuss earth ground, common ground, analog ground, and digital ground.

June 18, 2019 by Nick Davis

Restoring Digital Signals in Pass-Transistor Logic

This article takes a detailed look at the way in which pass-transistor logic degrades a signal and how this signal degradation can be remedied.

January 02, 2019 by Robert Keim

Implementing Sequential Circuitry with Pass-Transistor Logic

This article discusses the use of pass-transistor configurations in the design of gated latches.

December 31, 2018 by Robert Keim

Implementing Multiplexers with Pass-Transistor Logic

This article discusses the efficient multiplexers that can be created by using MOSFETs in a pass-transistor configuration.

December 27, 2018 by Robert Keim

Digital Design with Pass-Transistor Logic

This article presents efficient, pass-transistor-based implementations of important digital functionality.

December 26, 2018 by Robert Keim

Introduction to Pass-Transistor Logic

This article explores an alternative, and in some cases advantageous, approach to MOSFET-based implementation of digital logic functions.

December 17, 2018 by Robert Keim

Schematic Symbols for Electronic Components: Transistors

This two-article series presents an overview of circuit symbols and also provides some information on the components themselves.

November 01, 2018 by Robert Keim

How to Use Your Computer to Generate Complex Analog Waveforms

This article presents Scilab code that allows you to generate I/Q, noise, and chirp signals from your PC’s headphone jack.

October 11, 2018 by Robert Keim

Resolving the Signal Part 9: Reducing Reference Noise in High-Resolution Delta-Sigma ADC Circuits

Part 9 of the Resolving the Signal series analyzes several different methods for reducing reference noise's effect in systems and examines the difference of reference noise's impact on low- and high-resolution ADCs.

October 02, 2018 by Bryan Lizon, Texas Instruments