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What Is a Low Pass Filter? A Tutorial on the Basics of Passive RC Filters

What Is a Low Pass Filter? A Tutorial on the Basics of Passive RC Filters

What is filtering? Learn what resistor-capacitor (RC) low-pass filters are and where you can use them.


Understanding Phase Shift in Analog Circuits

Understanding Phase Shift in Analog Circuits

Learn about phase shift and how this fundamental electrical phenomenon is related to different circuit configurations.


How to Design a Simple, Voltage-Controlled, Bidirectional Current Source

How to Design a Simple, Voltage-Controlled, Bidirectional Current Source

This article presents a high-performance current source that requires only a few readily available components.


Input Capacitance in Analog Circuits: How to Compensate for Input Capacitance of Op-Amps

Input Capacitance in Analog Circuits: How to Compensate for Input Capacitance of Op-Amps

Learn about the effect of input parasitic capacitance and how to compensate for it in analog circuit design.


The Operation and Characteristics of Voltage-Mode R-2R DACs

The Operation and Characteristics of Voltage-Mode R-2R DACs

This article looks at the voltage-mode R-2R DAC structure.


Phase Margin Estimation Using the Rate-of-Closure

Phase Margin Estimation Using the Rate-of-Closure

How can we gauge stability in a negative-feedback circuit? For minimum-phase circuits, try rate-of-closure.


New RF-Sampling Transceivers From TI Feature Industry’s Widest Frequency Range

New RF-Sampling Transceivers From TI Feature Industry’s Widest Frequency Range

New quad- and dual-channel transceivers are designed for radar, software-defined radio, and 5G applications.


News Mar 07, 2019 by Gary Elinoff
Applications and Limitations of the Current-Feedback Amplifier: Dual CFAs and Composite Amplifiers

Applications and Limitations of the Current-Feedback Amplifier: Dual CFAs and Composite Amplifiers

In this article, we continue our study of the current-feedback amplifier. We’ll also look at a composite amplifier that combines the benefits of the voltage-feedback topology and the current-feedback topology.


Characteristics of Current-Feedback Op-Amps: Benefits of CFA Design vs. VFAs

Characteristics of Current-Feedback Op-Amps: Benefits of CFA Design vs. VFAs

In this article, we’ll take a more detailed look at the functionality and characteristics of current-feedback amplifiers.


A New Wideband Upconverter for High-Frequency Radar and Communication Systems

A New Wideband Upconverter for High-Frequency Radar and Communication Systems

Analog Devices has recently released an SPI-programmable RF upconverter that can translate baseband or IF signals to extremely high transmission frequencies.


News Feb 12, 2019 by Robert Keim
How to Drive Large Capacitive Loads with an Op-Amp Circuit

How to Drive Large Capacitive Loads with an Op-Amp Circuit

Learn more about capacitive load compensation.


A New 45V Zero-Drift Op-Amp from Microchip, the MCP6V51

A New 45V Zero-Drift Op-Amp from Microchip, the MCP6V51

This article looks at Microchip’s MCP6V51, which is a zero-drift operational amplifier with a wide supply range and enhanced EMI rejection.


News Feb 04, 2019 by Dr. Steve Arar
Resolving the Signal Part 12: Reducing the Effects of Power-Supply Noise using Delta-Sigma ADCs

Resolving the Signal Part 12: Reducing the Effects of Power-Supply Noise using Delta-Sigma ADCs

In part 12 of Resolving the Signal, we look at a power-supply noise design example to discuss which supplies are most critical when trying to increase a system's PSR. From that example, we offer best practices to maintain low power-supply noise and debugging tips for a system's overall noise performance.


Resolving the Signal Part 11: Understanding How Power-Supply Noise Affects Delta-Sigma ADCs

Resolving the Signal Part 11: Understanding How Power-Supply Noise Affects Delta-Sigma ADCs

Part 11 of the Resolving the Signal series explores how power supplies contribute to unwanted noise, how to measure and quantify that noise, and how noise ends up impacting system performance.


Picking Apart a New Switching Regulator from Analog Devices, the LT8361

Picking Apart a New Switching Regulator from Analog Devices, the LT8361

This article will take a look at the Analog Devices LT8361, a low IQ switching regulator supporting boost, SEPIC, and inverting topologies.


News Dec 11, 2018 by Dr. Steve Arar
How to Measure Noise in Switch-Mode Power Supplies (SMPSs)

How to Measure Noise in Switch-Mode Power Supplies (SMPSs)

Noise on switch mode power supplies (SMPSs) sometimes gets a bum rap.


Resolving the Signal Part 10: How Clock Signals Affect Precision ADCs

Resolving the Signal Part 10: How Clock Signals Affect Precision ADCs

Part 10 of the Resolving the Signal series covers how clocks affect precision ADCs, touching on clock jitter, clock intermodulation and best PCB layout practices for clocking.


How to Design Charge Amplifiers for Piezoelectric Sensors

How to Design Charge Amplifiers for Piezoelectric Sensors

This article explores charge-amplifier design details, including ESD protection and frequency response.


Power Supply Monitoring and Sequencing in a Single Chip: New Power Sequencer from Analog Devices

Power Supply Monitoring and Sequencing in a Single Chip: New Power Sequencer from Analog Devices

This article will look at the most important features of the Analog Devices ADM1266, which is a configurable power sequencing device.


News Oct 16, 2018 by Dr. Steve Arar
Clock Signal Management: Clock Resources of FPGAs

Clock Signal Management: Clock Resources of FPGAs

This article will review the common FPGA resources that allow us to efficiently generate and distribute clock signals throughout a system.