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Diode-Based Phase Detectors: Key Principles and Example Circuits

Diode-Based Phase Detectors: Key Principles and Example Circuits

We examine phase detectors that leverage either the nonlinear characteristics or switching capabilities of diodes to perform multiplication.


Build Your Own Clock With Analog Dials, Part 2

Build Your Own Clock With Analog Dials, Part 2

We continue our design of a clock that uses analog ammeters to display time and temperature. In this installment, we examine the second of the two circuits that enable the timekeeping function.


Using Gilbert Multipliers as Phase Detectors in PLLs

Using Gilbert Multipliers as Phase Detectors in PLLs

This article explores the operation of the Gilbert-cell phase detector for both small and large signals.


Build Your Own Clock With Analog Dials, Part 1

Build Your Own Clock With Analog Dials, Part 1

This project turns old-school analog ammeters into a working clock that can also display the ambient temperature.


TI to Acquire Silicon Labs, Plus Other News in the Semiconductor World

TI to Acquire Silicon Labs, Plus Other News in the Semiconductor World

A cluster of early February deals pulled wireless MCUs, clocking IP, analog sensors, and AI-driven inspection software into larger platforms spanning IoT, automotive, industrial, and semiconductor manufacturing.


News Feb 17, 2026 by Luke James
Introduction to the Gilbert Multiplier

Introduction to the Gilbert Multiplier

This article explores the Gilbert cell, a widely used analog multiplier circuit.


Microchip Adds 12 Devices in 600 V Gate Driver Family

Microchip Adds 12 Devices in 600 V Gate Driver Family

The 600 V gate driver family offers 12 devices for motor control and power conversion, supporting fast switching and noise immunity.


News Feb 12, 2026 by Joshua Tidwell
Mini-Circuits ZX60 Low Noise Amplifiers | New Product Brief

Mini-Circuits ZX60 Low Noise Amplifiers | New Product Brief

Mini-Circuits ZX60 Low Noise Amplifiers (LNAs) are engineered to amplify weak RF signals with high gain and a low noise figure, ensuring exceptional signal integrity across a wide frequency range. Watch and learn all about their features, specs, applications, and more!


Second-Order Type-2 PLLs: Bode Diagrams, Bandwidth, and Overshoot

Second-Order Type-2 PLLs: Bode Diagrams, Bandwidth, and Overshoot

Learn how to select the zero frequency, damping factor, and loop bandwidth for one of the most popular PLL configurations.


Introduction to Second-Order Type-2 PLLs

Introduction to Second-Order Type-2 PLLs

This article explains how Type-2 PLLs with an integrator loop filter outperform Type-1 systems. To do so, we'll examine the PLL behavior for frequency step and frequency ramp inputs.


Semiconductor Fabs Announce New Plans to Rebalance Capacity and Control

Semiconductor Fabs Announce New Plans to Rebalance Capacity and Control

Recent fab announcements highlight how manufacturers are translating long-term roadmaps into physical capacity.


News Jan 29, 2026 by Luke James
KYOCERA AVX KGP Stack Capacitors | New Product Brief

KYOCERA AVX KGP Stack Capacitors | New Product Brief

KYOCERA AVX KGP Stack Capacitors are high-frequency solutions engineered to deliver high capacitance values within a compact mounting footprint, enhancing both density and circuit reliability. Watch and learn all about their features, specs, applications, and more!


Understanding the Time-Domain Response of PLLs With Lag-Lead Filters

Understanding the Time-Domain Response of PLLs With Lag-Lead Filters

In this article, we examine how adding a zero to the PLL loop filter affects the transient behavior and steady-state errors.


Triad Semiconductor Reimagines Audio Signal Capture With ‘Universal AFE’

Triad Semiconductor Reimagines Audio Signal Capture With ‘Universal AFE’

The audio capture chip leverages Triad's current conveyor architecture to deliver a 156-dB input capture range from dual inputs.


News Jan 26, 2026 by Duane Benson
Exploring the Bode Plots of PLLs With a Lag-Lead Loop Filter

Exploring the Bode Plots of PLLs With a Lag-Lead Loop Filter

In this article, we derive design equations for a second-order PLL with a lag-lead filter by examining its Bode plots.


Introducing the Lag-Lead Filter

Introducing the Lag-Lead Filter

Learn how using a pole-zero loop filter improves PLL performance and design flexibility over the simpler lag filter.


Analyzing the Lag Filter’s Effect on PLL Performance

Analyzing the Lag Filter’s Effect on PLL Performance

In this article, we evaluate the designs of two simple frequency synthesizers to learn how a second-order PLL with a lag filter can provide a faster rise time than a first-order PLL.


ST Spins Out Op Amp Boasting High Accuracy, Speed, and Stability

ST Spins Out Op Amp Boasting High Accuracy, Speed, and Stability

The zero-drift TSZ901 brings microvolt-level offset and 10-MHz bandwidth to sensor interfaces and current measurement.


News Dec 29, 2025 by Jake Hertz
From 124-Layer PCBs to the 555 Timer: Our Favorite Content of the Year

From 124-Layer PCBs to the 555 Timer: Our Favorite Content of the Year

Explore our editors' top picks from 2025, featuring breakthrough AI hardware, legendary chip history, behind-the-scenes insights, and exclusive industry interviews.


News Dec 25, 2025 by Dale Wilson
Understanding the Limitations of the Second-Order Type-1 PLL With a Lag Filter

Understanding the Limitations of the Second-Order Type-1 PLL With a Lag Filter

In this article, we analyze the steady-state errors and Bode plots for a second-order PLL with a simple, first-order loop filter.