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LVDT Demodulation: Rectifier-Type vs. Synchronous Demodulation

LVDT Demodulation: Rectifier-Type vs. Synchronous Demodulation

Learn how two methods of demodulation compare: synchronous demodulation and rectifier-type demodulation. Here we discuss each method's advantages, drawbacks, and appropriate applications.


What Is the Power Spectrum of Quantization Noise?

What Is the Power Spectrum of Quantization Noise?

Our series on quantization noise begins with a clarification of the framework the author used to determine the scope of his investigation into quantization noise.


Adding a Low-pass Filter to an ADC Model and DAC Modeling

Adding a Low-pass Filter to an ADC Model and DAC Modeling

In the final part of this series on modeling ADCs, we discuss one more model and also briefly cover DAC models.


Modeling ADCs Using Intermodulation Polynomial and Effective Number of Bits

Modeling ADCs Using Intermodulation Polynomial and Effective Number of Bits

In this article, we discuss another methodology of how to model ADCs in system simulations, this time by using the effective number of bits and also adjusting our ADC by introducing a 5th order polynomial to the ideal quantizer input.


Modeling ADCs Using Effective Number of Bits (ENOB)

Modeling ADCs Using Effective Number of Bits (ENOB)

Learn about the concept of ENOB (effective number of bits) and how it can be used in modeling data converters in system simulations.


How Should Data Converters Be Modeled for System Simulations?

How Should Data Converters Be Modeled for System Simulations?

This article launches a series exploring the question of how to model data converters for system simulations.


Digital or Analog? How Should I and Q Combining and Separation Be Done?

Digital or Analog? How Should I and Q Combining and Separation Be Done?

How should I and Q combining be done? Through analog or digital means? This article will discuss the basics of the analog and digital IQ approaches.


PCB Layout Techniques for Reducing Harmonic Distortion of a Differential ADC Driver

PCB Layout Techniques for Reducing Harmonic Distortion of a Differential ADC Driver

Summary


Introduction to Phototransistors

Introduction to Phototransistors

In this series of articles, we’ll explore higher-output-current alternatives to photodiodes.


Reducing Second Harmonic Distortion with Symmetrical PCB Layout

Reducing Second Harmonic Distortion with Symmetrical PCB Layout

Need a low-distortion ADC interface? In this article, we'll discuss how to reduce 2nd harmonic distortion by using symmetric PCB layout.


Understanding the Photodiode Equivalent Circuit

Understanding the Photodiode Equivalent Circuit

This article presents a circuit model that helps us to analyze the electrical behavior of a photodiode.


What Is Mixed-Signal IC Design?

What Is Mixed-Signal IC Design?

This brief gives an overview of the steps in a typical mixed-signal IC design flow.


What Is Analog IC Design?

What Is Analog IC Design?

Learn the basic steps of the analog IC design process and how it compares to digital IC design.


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

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.


A Low-Cost Method of Powering a Microcontroller

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.


Simulating an Op-Amp’s Offset Voltage Variation

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.


Understanding Types of Lock-In Amplifiers and Related Noise Sources

Understanding Types of Lock-In Amplifiers and Related Noise Sources

This article is a general guideline on the main aspects of commercially-available amplifiers.


What Is Dynamic Range?

What Is Dynamic Range?

The concept of dynamic range appears frequently in engineering discussions. But what exactly does this term mean? And how does it apply to electronic circuits and systems?


Determining Dynamic Range of CCD Image Sensors

Determining Dynamic Range of CCD Image Sensors

This article explains how CCD construction, operating parameters, and external signal-processing circuitry contribute to the maximum variation in luminance that CCD imaging hardware can capture.


Anti-Aliasing Filters: Applying Sampling Theory to ADC Design

Anti-Aliasing Filters: Applying Sampling Theory to ADC Design

This article examines an important aspect of the Nyquist–Shannon sampling theorem and explains its connection to the need for anti-aliasing filters in analog-to-digital conversion.