In this article, we’ll use LTspice simulations to more thoroughly understand output-voltage ripple and consider techniques for mitigating it within a charge pump circuit.
June 21, 2023 by Robert Keim
Continuing our in-depth look at a simple SPICE circuit that can generate a negative supply voltage, we’ll consider the effect of oscillator frequency on the system’s performance parameters.
June 18, 2023 by Robert Keim
Learn about digital square wave generators using a ring oscillator, a 555 timer-based oscillator, and an Arduino-generated square wave oscillator.
December 11, 2022 by Nicholas St. John
This project will explain how to develop a system to measure magnetic field emissions at frequencies up to 150 kHz from high-current power cables without cutting or disturbing the cable.
October 28, 2022 by John Woodgate
This article covers undesired switching events, known as hazards, that can occur when developing combinational logic circuits.
December 30, 2021 by Dale Wilson
Gate-level implementation of logic functions is limited by the gate fan-in. This article examines logic factoring, grouping, and level increases to implement logic functions with limited input gates.
December 29, 2021 by Dale Wilson
This article launches a series exploring the question of how to model data converters for system simulations.
February 25, 2021 by Wes Brodsky
Summary
February 19, 2021 by Dr. Steve Arar
Need a low-distortion ADC interface? In this article, we'll discuss how to reduce 2nd harmonic distortion by using symmetric PCB layout.
January 18, 2021 by Dr. Steve Arar
This brief gives an overview of the steps in a typical mixed-signal IC design flow.
December 07, 2020 by Jean-Jacques DeLisle
Learn the high-level steps behind RFIC design.
December 06, 2020 by Jean-Jacques DeLisle
Learn the high-level overview of digital integrated circuit (IC) design.
December 02, 2020 by Jean-Jacques DeLisle
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.
October 19, 2020 by Ignacio de Mendizábal
In this article, we briefly review how the Laplace transform can help us solve circuits involving damped and steady-state sinusoidal signals.
June 05, 2020 by Robert Keim
This FEQ (Frequent Engineering Question) gives you essential information about the most important and widespread technique for converting a theoretical circuit into a functional physical device.
April 10, 2020 by Robert Keim
Learn how simulating a voltage buffer can help you implement it more effectively to boost the output current drive of an op-amp.
February 21, 2020 by Dr. Sergio Franco
In this article, we’ll perform some classification experiments and gather data on the relationship between hidden-layer dimensionality and network performance.
February 04, 2020 by Robert Keim
Learn a method of attaining convergence when simulating very high Q crystal oscillators using Cadence’s Virtuoso Periodic Steady State (PSS) analysis.
October 30, 2019 by Kevin Aylward
This article discusses the major causes of high temperatures on PCBs that cause failure and damage to the board itself.
September 02, 2019 by Amos Kingatua
The design of a modern IC is a truly monumental undertaking, and IC design tools make the job possible.
August 05, 2019 by Gary Elinoff
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