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 ...
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 ...
EDN

ADC Basics, Part 3: Using Successive-Approximation Register ADC in Designs

Successive-approximation register analog-to-digital converters (SAR-ADC) are frequently the architecture of choice for medium-resolution applications. SAR products on the market can operate at maximum ...
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 ...
EDN

“Golden Gloves” A/D Converter Match, Round 2: Successive-approximation register vs. sigma-delta topology–Power Efficiency

After the seven-round fight back in April 2010 between the successive-approximation register (SAR) analog/digital converter (ADC) and the sigma-delta (S?) ADC, Figure 1, (click here to see the full ...
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 ...
Nature

Successive Approximation Register Analog-to-Digital Converters

Successive approximation register (SAR) analog-to-digital converters form a critical link between the analogue and digital realms in modern electronics. Operating through a binary search algorithm, ...
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 ...
Electronics Weekly

ISSCC: Incremental zoom ADCs, and others

Incremental zoom ADCs can be made in CMOS and are showing up in IoT sensing applications where high-resolution and accuracy has to be combined with low-power operation from low-voltage rails. In a ...
Electronic Design

Octal, Simultaneous Sampling ADC Achieves True 18-Bit Performance

Linear Technology Corp. recently introduced the LTC2348-18, an 18-bit, 8-channel simultaneous sampling successive approximation register (SAR) analog-to digital converter (ADC). While converting eight ...
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 ...