Hackaday

successive approximation

[Igor] made a VU meter with LEDs using 8 LEDs and 8 comparators. This is a fast way to get one of 8 bits to indicate an input voltage, but that’s only the equivalent of a 3-bit analog to digital ...
Hackaday

Approximating An ADC With Successive Approximation

[Igor] made a VU meter with LEDs using 8 LEDs and 8 comparators. This is a fast way to get one of 8 bits to indicate an input voltage, but that’s only the equivalent of a 3-bit analog to digital ...
EDN

ADCs for High Dynamic Range: Successive-Approximation or Sigma-Delta?

[Editor's note: Another ADI look into the world of electronics mystery from the series “Rarely Asked Questions: Strange but True Stories From the Call Logs of Analog Devices” guest authored by Maithil ...
EDN

Challenges & Requirements: Voltage Reference Design for Precision Successive-Approximation ADCs, Part 1

Editor's note: We will publish this article in four sequential parts leading up to our “Ask the experts” session on Precision Voltage References on May 21. Alan Walsh will be one of our experts. The ...
Electronic Design

Digging Deeper: The ABCs Of AFE ADCs

The three most popular ADC types generally found in analog front ends are successive-approximation (a), pipelined (b), and delta-sigma (c). These block diagrams represent extremely simplified concepts ...
Nature

Noise-Shaping Successive Approximation Register Analog-to-Digital Converters

The noise‐shaping successive approximation register (NS‐SAR) analogue‐to‐digital converter represents an attractive hybrid architecture that merges the inherent energy efficiency and simplicity of ...
Electronics Weekly

ISSCC: Background calibration boost for ADC

At the International Solid-State Circuits Conference in San Francisco, Analog Devices revealed a 20-bit 1Msample/s successive approximation ADC with 0.3ppm INL (integral non‑linearity). Key to this ...
Electronic Design

Successive-Approximation Register ADCs Sample To 800 ksamples/s

Three additions to the PulSAR family of successive-approximation register (SAR) analog-to-digital converters (ADCs) offer sampling rates of 800 ksamples/s (AD7674), 100 ksamples/s (AD7678), and 570 ...
Semiconductor Engineering

A 10.5 μW Programmable SAR ADC Frontend With SC Preamplifier For Low-Power IoT Sensor Nodes

A successive approximation register analog-to-digital converter (SAR ADC) with a switched-capacitor programmable gain switched preamplifier (SC PGSA), as a basic component of an integrated ultra-low ...
Nature

Energy-Efficient Successive Approximation Register Analog-to-Digital Converters

Energy-efficient successive approximation register (SAR) analog-to-digital converters (ADCs) represent a rapidly evolving field in microelectronics, where substantial progress has been made in ...
Design-Reuse

Three ways of looking at a sigma-delta ADC device

The growing availability of digital ICs like microcontrollers, microprocessors, and field-programmable gate arrays (FPGAs) allows developers to use complex digital processing techniques rather than ...