EDN

Design considerations the analog signal chain (Part 1 of 2)

Signal chains for measurement of analog quantities typically pose the toughest design challenges for engineers. Even a simple signal chain with a resistive sensor and an analog-to-digital data ...
EDN

Measure twice cut once: Choosing the correct ADC analog input type to reduce risk of redesign

Successive approximation register analog to digital converters, better known as SAR ADCs, are a versatile class of analog to digital converters that produce a digital discrete time representation of a ...
Electronic Design

The ABCs of Analog Signal-Path Design—and Coping with Today’s Challenges

How analog signal engineering is performed, in broad strokes. What are the component-selection considerations for new designs? What are VFAs and how are they used? Analog signal engineers specialize ...
Electronic Design

Tips and Tricks for Addressing Fixed-Frequency Spurs in ADC Signal Chains

Today’s successive-approximation-register (SAR) analog-to-digital converters (ADCs) and sigma-delta ADCs are known for their high resolution and low noise. Nevertheless, achieving signal-to-noise (SNR ...
Embedded

Using input-referred noise to improve analog-to-digital converter resolution

All analog-to-digital converters (ADCs) have a certain amount ofinput-referred noise. In most cases,less input noise is better. There are some cases, however, where inputnoise can actually be helpful ...
Embedded

Leveraging FPGA and CPLD digital logic to implement analog to digital converters

Designers of digital systems are familiar with implementing the 'leftovers' of their digital design by using FPGAs and CPLDs to glue together various processors, memories, and standard function ...