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Resolving the Signal Part 4: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Resolving the Signal Part 4: Understanding Effective Noise Bandwidth in Precision Delta-Sigma ADCs

Part 4 of this “Resolving the Signal” article series covers noise in delta-sigma ADCs focuses on understanding basic effective noise bandwidth (ENBW) topics.


Resolving the Signal: Introduction to Noise in Delta-Sigma ADCs Part 3

Resolving the Signal: Introduction to Noise in Delta-Sigma ADCs Part 3

This 12-part article series focuses on the impact of noise in delta-sigma ADCs. Part 3 brings the theoretical information provided in parts 1 and 2 to a real-world design example.


Resolving the Signal: Introduction to Noise in Delta-Sigma ADCs Part 2

Resolving the Signal: Introduction to Noise in Delta-Sigma ADCs Part 2

In part 2 of this series, I'll continue the fundamental ADC noise discussion by covering how to measure ADC noise, noise specifications in ADC data sheets, and absolute versus relative noise parameters.


Extending Bandwidth to Crush X-Band Frequencies Using a Track-and-Hold Sampling Amplifier and RF ADC

Extending Bandwidth to Crush X-Band Frequencies Using a Track-and-Hold Sampling Amplifier and RF ADC

In this article, I show that designers can achieve 10 GHz bandwidth when using a THA in front of one of Analog Dialogue's RF market converters.


Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

This 12-part “Resolving the Signal” series aims to provide a comprehensive understanding of noise in delta-sigma ADCs. In part 1 of this series, I’ll focus on ADC noise fundamentals.


Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 1

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 1

Part 1 of this two-part series discusses the key parameters and features a designer needs to be aware of and how they relate to inclination and stabilization applications, thus helping the designer choose the most suitable accelerometer.


GaN Breaks Barriers—RF Power Amplifiers Go Wide and High

GaN Breaks Barriers—RF Power Amplifiers Go Wide and High

This article describes the state of the semiconductor technology that is enabling new developments with shorter gate length GaAs and GaN transistors, circuit design considerations to achieve optimum performance, and examples of both GaAs and GaN wideband power amplifiers (PAs) that demonstrate today’s technology.


Implementing an Electronic Leveling Tool

Implementing an Electronic Leveling Tool

While it can be challenging to design electronic versions of precision tools, in this Industry Article we design an electronic level that matches the features of a conventional tool.


Ultrawideband DPD: The Rewards and Challenges of Implementation in Cable Distribution Systems

Ultrawideband DPD: The Rewards and Challenges of Implementation in Cable Distribution Systems

This article looks at new technologies regarding the existing cable network, in particular, power amplifier digital predistortion.


Using a Silego GreenPAK to Build a Temperature Sensing System

Using a Silego GreenPAK to Build a Temperature Sensing System

In this project, we'll test how the Silego GreenPAK can be used to build a temperature-sensing system.


When is a Multi-Meter Not Enough? An Introduction to Oscilloscopes

When is a Multi-Meter Not Enough? An Introduction to Oscilloscopes

In this article, we'll discuss when oscilloscopes are a great solution for the time-intensive process of mapping out data on a circuit.


Intelligence at the Edge Part 1: The Edge Node

Intelligence at the Edge Part 1: The Edge Node

The industrial Internet of Things (IoT) encompasses the broad transformation underway that will make pervasive sensing across connected machines not just a competitive advantage, but an essential fundamental service. The industrial IoT starts with the edge node, which is the sensing and measurement entry point of interest.


Clock-Noise Impact on RF Signals for Different Receiver Architectures

Clock-Noise Impact on RF Signals for Different Receiver Architectures

This article examines the common assumption that the clock-performance requirement for an RF sampling ADC is much more stringent compared to a heterodyne approach.


Isolation in Digital Power Supply—Why and How

Isolation in Digital Power Supply—Why and How

Digital power supplies are widely employed in high-end servers, storage, telecom brick modules, and more. For these applications, isolation is often required. This article discusses the digital isolation techniques with Analog Devices’ iCoupler products in digital power supply design.


Op-Amp Input Overvoltage Protection: Clamping vs. Integrated

Op-Amp Input Overvoltage Protection: Clamping vs. Integrated

High precision op amps enable system designers to create circuits that condition signals (amplify, filter, and buffer) while maintaining the precision of the original signal. The precision of the total system depends on maintaining the precision of the signal path.


Understanding and Eliminating 1/f Noise

Understanding and Eliminating 1/f Noise

This article defines 1/f noise and goes over ways to reduce or eliminate it in precision measurement applications.


Flexible ECG Front-End IC Serves Ultra Low-Power IoT Edge Node Signal Processing Designs

Flexible ECG Front-End IC Serves Ultra Low-Power IoT Edge Node Signal Processing Designs

As system designers search for power efficient signal conditioning components, they may find that there are very few ICs available under 100 μ‎A supply current and even fewer that include a small package variant.


Analyzing and Solving Fixed Frequency Spur Issues in High Precision ADC Signal Chains

Analyzing and Solving Fixed Frequency Spur Issues in High Precision ADC Signal Chains

This article will introduce approaches for determining the root causes of spur issues in high-resolution precision ADC applications and present solutions to solve them.


Analyzing and Managing the Impact of Supply Noise and Clock Jitter on High Speed DAC Phase Noise

Analyzing and Managing the Impact of Supply Noise and Clock Jitter on High Speed DAC Phase Noise

Out of all device properties, noise can be an especially challenging topic to grasp and design for.


Improper Power Sequencing in Op Amps: Analyzing the Risks

Improper Power Sequencing in Op Amps: Analyzing the Risks

This article takes a look at the activity of op amps in different power sequence situations, analyzes possible issues, and presents some suggestions.