All About Circuits

Latest Filters Articles and Videos

Categories

SKYWORKS Band Pass Filter | New Product Brief

SKYWORKS Band Pass Filter | 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.


MEMS Accelerometer Frequency Response and Bandwidth Specification

MEMS Accelerometer Frequency Response and Bandwidth Specification

Learn about frequency response and bandwidth specification of MEMS accelerometers.


Taiyo Yuden SAW and FBAR Filters | New Product Brief

Taiyo Yuden SAW and FBAR Filters | 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.


Modern Power Switches Zero In on Accurate Current Sensing

Modern Power Switches Zero In on Accurate Current Sensing

ST's new intelligent high-side drivers illustrate how accurate current sensing is a non-negotiable feature of modern power switches, especially in the automotive space.


News Oct 02, 2021 by Dr. Steve Arar
How to Protect Low-Speed Interfaces and Power Supply Circuits

How to Protect Low-Speed Interfaces and Power Supply Circuits

In this installation of the "Protect Your Ports! Top Design Tips to Keep Your Communications Connected" series, we'll discuss low-speed interfaces and power supply circuits—including audio/video ports, DC power supplies, and more—as well as various methods of how to protect them.


An Introduction to Digital Signal Processing

An Introduction to Digital Signal Processing

This article provides a general understanding of what DSP is, how it works, and what advantages it can offer. To appreciate the advantages of DSP, let’s first have a look at the conventional method of signal processing, i.e., analog signal processing.


TI’s New SAR ADCs Beat Old Noise and Sampling Rate Challenges

TI’s New SAR ADCs Beat Old Noise and Sampling Rate Challenges

TI extends its family of SAR ADCs, striving to beat old design challenges. How do these new family members stack up when compared to some competitors?


TI vs. NXP vs. Analog: Comparing Battery Management Systems

TI vs. NXP vs. Analog: Comparing Battery Management Systems

Recently, Analog Devices has added to its battery management system portfolio. Since EV systems are quickly advancing, the question of how does this system compare to others?


Xilinx Aims to Speed Up System Design with Gen3 RF SoM

Xilinx Aims to Speed Up System Design with Gen3 RF SoM

One method of accelerating system design is with a system-on-module (SoM). The newest XRF16-Gen3 Xilinx-based SoM from AVNET has improvements worth evaluating.


News May 24, 2021 by Adrian Gibbons
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.


An Introduction to Switched-capacitor Circuits

An Introduction to Switched-capacitor Circuits

In this series of articles, we’ll discuss one of the fundamental building blocks of analog IC design: the switched-capacitor circuit.


“MUS-IC” to an Audiophile’s Ears? Lessons on Hi-Fi Electronics From a New DAC

“MUS-IC” to an Audiophile’s Ears? Lessons on Hi-Fi Electronics From a New DAC

MUS-IC, ROHM Semiconductor’s specialized family of audio electronics has a new member: a 32-bit DAC designed for high-res playback. What does this DAC teach us about the tenets of Hi-Fi electronics?


News Apr 19, 2021 by Adrian Gibbons
Protecting Power Over Ethernet (PoE / PoE++) Communications

Protecting Power Over Ethernet (PoE / PoE++) Communications

This article is the first in the "Protect Your Ports! Top Design Tips to Keep Your Communications Connected" series from Littelfuse.


New Load Switch Underlines the Place of “True Reverse-current Blocking”

New Load Switch Underlines the Place of “True Reverse-current Blocking”

High-voltage electronics cause a number of issues for FETs used as load switches. A new device from Diodes Incorporated aims to tackle the long-standing issue of reverse current.


News Mar 15, 2021 by Jake Hertz
Scientists Reimagine Organic Transistors for Low-power, High-amplification Biowearables

Scientists Reimagine Organic Transistors for Low-power, High-amplification Biowearables

Scientists at the Terasaki Institute have put their own spin on organic electrochemical transistors (OECTs) to improve the performance in wearable health devices.


News Mar 12, 2021 by Jake Hertz
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.


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.


How Do New Wireless Protocols Like Wi-Fi6E Affect RF Front-End Design?

How Do New Wireless Protocols Like Wi-Fi6E Affect RF Front-End Design?

RF front ends are one of the most important hardware blocks involved in RF design, but they’re not a one-size-fits-all solution.


News Feb 11, 2021 by Jake Hertz