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Choosing the Right Redriver or Retimer Device to Extend PCIe Protocol Signal Range

Choosing the Right Redriver or Retimer Device to Extend PCIe Protocol Signal Range

Redriver or retimer devices can extend the Peripheral Component Interface Express (PCIe®) protocol signal range. This article discusses how to select the best one for compute system and NVMe™ storage applications today and into the future.  


Reflections on the Year Ahead: Engineers, Science, and the Legacy of 2020

Reflections on the Year Ahead: Engineers, Science, and the Legacy of 2020

In a world increasingly influenced by scientific assessments and pronouncements, EE insights can extend beyond signals and circuits.


News Jan 01, 2021 by Robert Keim
Understanding Photovoltaic and Photoconductive Modes of Photodiode Operation

Understanding Photovoltaic and Photoconductive Modes of Photodiode Operation

In this article, we’ll look at advantages of two types of photodiode implementation.


Computing Fast Fourier Transforms on the LPC55S69 MCU

Computing Fast Fourier Transforms on the LPC55S69 MCU

This article investigates the Transform Engine, another part of the PowerQuad, which enables the LPC55S69 MCU to compute a Fast Fourier Transform (FFT).


Efficient Orthogonal Variable Optimization Algorithm for Communication Systems

Efficient Orthogonal Variable Optimization Algorithm for Communication Systems

This article discusses an algorithm to find the optimum adjusted point in a two-dimensional space with orthogonal input vectors. The algorithm solves equations for intersecting circles based on measured data points.


Continuous-Time Sigma-Delta ADCs: the “Alias-Free” ADC

Continuous-Time Sigma-Delta ADCs: the “Alias-Free” ADC

In this article, we'll review the basics of sigma-delta ADCs—and continuous-time sigma-delta ADCS in particular—using a recent CTSD from ADI as an example.


News Dec 10, 2020 by Dr. Steve Arar
When Bandwidth is Stretched Thin, Voltage-Controlled Oscillators are a Key Solution

When Bandwidth is Stretched Thin, Voltage-Controlled Oscillators are a Key Solution

With bandwidth demand at an all-time high, designers may find themselves using voltage-controlled oscillators more frequently in wireless communication applications.


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.


Understanding Digital Filtering with Embedded Microcontrollers

Understanding Digital Filtering with Embedded Microcontrollers

Learn about the widely used methods for filtering and processing data samples in the time domain while taking a closer look at the Dual Biquad IIR engine of the PowerQuad unit in the LPC55S69 MCU. 


How EE Lab Education is Evolving with At-Home Learning

How EE Lab Education is Evolving with At-Home Learning

Now that universities are adjusting to the realities of remote learning, how are they accommodating the hands-on aspects of EE lab education?


News Nov 24, 2020 by Tyler Charboneau
How the PowerQuad Co-processor Frees Up CPU Cores in the LPC55S69 MCU

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.


More on Noise-Canceling Headphones: Adaptive Controllers in Active Noise Control Systems

More on Noise-Canceling Headphones: Adaptive Controllers in Active Noise Control Systems

Active noise control is a principle technology in noise-canceling headphones. But there's a nuanced part of the ANC conversation that warrants discussion: adaptive controllers and cancelation paths.


News Nov 17, 2020 by Dr. Steve Arar
Introduction to CMOS Image Sensors

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.


Understanding Active Noise Control Systems—the Tech Underlying Noise-Canceling Headphones

Understanding Active Noise Control Systems—the Tech Underlying Noise-Canceling Headphones

With more people working from home, noise-canceling headphones are ever-more prevalent. What circuitry underlies this popular technology?


News Nov 05, 2020 by Dr. Steve Arar
Op-Amps as Low-Pass and High-Pass Active Filters

Op-Amps as Low-Pass and High-Pass Active Filters

In this video we will explore a particularly important application of op-amps, namely, the design of high-performance filters that do not require inductors.


Researchers in Japan Claim New Quantum Circuit Can Compute the Fast Fourier Transform

Researchers in Japan Claim New Quantum Circuit Can Compute the Fast Fourier Transform

Looking to build upon pre-existing quantum Fourier transform implementations, researchers in Japan have turned to the Fast Fourier Transform.


News Oct 20, 2020 by Jake Hertz
Designing and Simulating EMC Filters with LTspice

Designing and Simulating EMC Filters with LTspice

In this article, we will review the different types of noise that are present in a circuit. We will also discuss how to perform an accurate simulation of an EMC filter with LTspice.


Why Choose High-Precision Voltage Clamping for Low-Voltage Applications?

Why Choose High-Precision Voltage Clamping for Low-Voltage Applications?

ALD recently announced a low-power, high-precision clamping solution that targets low-voltage electronic systems. Why do we turn to voltage clamping in such systems in the first place?


News Oct 09, 2020 by Dr. Steve Arar
How Will 5G’s High-Frequency Band Affect Signal Integrity?

How Will 5G’s High-Frequency Band Affect Signal Integrity?

5G will operate at frequencies significantly faster than those of 4G, forcing PCB designers to rethink how their boards are designed and manufactured.


News Oct 05, 2020 by Jake Hertz
A New Dual RGB-IR Sensor Put to Use in Endoscopes for Cancer Detection

A New Dual RGB-IR Sensor Put to Use in Endoscopes for Cancer Detection

OmniVision claims this small form factor RGB-IR sensor may significantly advance medical imaging.


News Oct 01, 2020 by Nicholas St. John