Latest Filters Articles and Videos

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.

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.

This is Part 3 of a series of articles about the Moog ladder filter. In this article, we'll define the characteristics of…

This is Part 3 of a series of articles about the Moog ladder filter. In this article, we'll define the characteristics of the Moog filter, including its properties.

This article explores the Butterworth low-pass filter, also known as the maximally flat filter, from the perspective of…

This article explores the Butterworth low-pass filter, also known as the maximally flat filter, from the perspective of its pole-zero diagram.

The dual N-channel devices offer DS breakdown voltages of 40 V and 60 V and current ratings of 25 A to 48 A.

The dual N-channel devices offer DS breakdown voltages of 40 V and 60 V and current ratings of 25 A to 48 A.

In this second part of a series of articles, we investigate the role of the output impedance of a real-life op-amp.

In this second part of a series of articles, we investigate the role of the output impedance of a real-life op-amp.

In this first part of a series of articles, we investigate the role of the op-amp’s gain-bandwidth product (GBP).

In this first part of a series of articles, we investigate the role of the op-amp’s gain-bandwidth product (GBP).

We are analyzing the behavior of the Moog ladder filter. In this section, we will analyze the heart of the topology and…

We are analyzing the behavior of the Moog ladder filter. In this section, we will analyze the heart of the topology and express the small-signal open-loop transfer function of the filter as a whole.

Learn about one of the only audio filter topologies out there, the Moog filter!

Learn about one of the only audio filter topologies out there, the Moog filter!

This article explains how to generate and refine a Nyquist plot in LTspice and how to incorporate this plot into your AC analysis.

This article explains how to generate and refine a Nyquist plot in LTspice and how to incorporate this plot into your AC analysis.

This article continues a series on Nyquist diagrams by explaining Nyquist curves that represent the transfer function of…

This article continues a series on Nyquist diagrams by explaining Nyquist curves that represent the transfer function of a two-pole filter.

This article continues our exploration of the Nyquist plot by examining the relationship between the plot’s curve and a…

This article continues our exploration of the Nyquist plot by examining the relationship between the plot’s curve and a filter’s cutoff frequency.

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

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

This article introduces the Nyquist plot and explains how to interpret this alternative method of visually evaluating a…

This article introduces the Nyquist plot and explains how to interpret this alternative method of visually evaluating a system’s frequency response.

While LiDAR is less prevalent at Sensors Expo 2019 than 2018, ADI and First Sensor have announced a partnership for…

While LiDAR is less prevalent at Sensors Expo 2019 than 2018, ADI and First Sensor have announced a partnership for autonomous LiDAR applications.

Learn more about decompensated vs. fully-compensated op-amps and external methods of achieving compensation.

Learn more about decompensated vs. fully-compensated op-amps and external methods of achieving compensation.

This article explains what poles and zeros are and discusses the ways in which transfer-function poles and zeros are…

This article explains what poles and zeros are and discusses the ways in which transfer-function poles and zeros are related to the magnitude and phase behavior of analog filter circuits.

This article continues our discussion of s-domain transfer functions and their role in the design and analysis of analog filters.

This article continues our discussion of s-domain transfer functions and their role in the design and analysis of analog filters.

Learn how to simulate noise using LTspice and use this great tool to learn more about low-noise design.

Learn how to simulate noise using LTspice and use this great tool to learn more about low-noise design.

This article provides some insight into the relationship between an s-domain transfer function and the behavior of a…

This article provides some insight into the relationship between an s-domain transfer function and the behavior of a first-order low-pass filter.