Results 11 to 20 of about 2,393 (257)

A Bridged-Switch Energy-Efficient Switching Scheme for Successive Approximation Register Analog-to-Digital Converters with a Low-Complexity Capacitor Drive Circuit

Applied Sciences, 2023
In recent years, due to the rise of the Internet of Things (IoT), various sensors have come to be in great demand for IoT devices. Analog-to-digital converters (ADCs) act as an important part of receivers in sensors. To improve the uptime of IoT devices,
Yunfeng Hu, Bin Tang, Chaoyi Chen, Lexing Hu, Qingming Huang, Jiaqi Cai, Jinbo Xie, Bin Li, Zhaohui Wu   +8 more
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Fully passive noise‐shaping successive approximation register analog‐to‐digital converter realizing 2 × gain without capacitor stacking

Electronics Letters, 2023
The fully passive noise shaping (NS) successive approximation register (SAR) analog‐to‐digital converters (ADCs) are simple, operational transconductance amplifier (OTA) free and scaling friendly. Previous passive NS‐SAR ADCs rely on the multi‐path‐input
Xingshuai Zou, Jiaxin Liu, Qiang Li
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A 1.2v ΔΣ ADC Modulator Using 4-bit SAR Quantizer for Biomedical Applications by using 65nm CMOS Technology [PDF]

MATEC Web of Conferences
This research focuses on enhancing Sigma-Delta ADC modulators for biomedical applications by leveraging the working principle of Successive Approximation ADC circuits.
Lakshmi Bhavani G., Muzafar Patan, Usha Rani T., Siddarath Reddy K., Prathusha K., Pavani Pasupuleti, Kumar Manish   +6 more
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A Low Power Pre-Setting Based Sub-Radix-2 Approximation for Multi-bit/cycle SAR ADCs

IEEE Access, 2020
A pre-setting based sub-radix-2 approximation technique for multi-bit/cycle successive-approximation-register (SAR) analog to digital converters (ADCs) is proposed in this paper.
Lei Qiu, Keping Wang, Chuanshi Yang, Yuanjin Zheng   +3 more
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Low-Power SAR ADCs: Basic Techniques and Trends

IEEE Open Journal of the Solid-State Circuits Society, 2022
With the advent of small, battery-powered devices, power efficiency has become of paramount importance. For analog-to-digital converters (ADCs), the successive approximation register (SAR) architecture plays a prominent role thanks to its ability to ...
Pieter Harpe
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Power Efficient Successive Approximation Registers

IOSR journal of VLSI and Signal Processing, 2014
In recent years, there has been a growing need for Successive Approximation Register (SAR) Analogto-Digital Converter in medical application such as pacemaker. The demand for long battery life-time in these applications poses the requirement for designing ultra-low power SAR ADCs.
I.Hitha Chowdary, G.Anitha Chowdary
openaire   +1 more source

An energy‐efficient dynamic comparator in Carbon Nanotube Field Effect Transistor technology for successive approximation register ADC applications

IET Circuits, Devices and Systems, 2022
In this paper, a latch‐based energy‐efficient dynamic comparator is presented in Carbon Nanotube Field Effect Transistor (CNTFET) technology. The proposed comparator consists of two main stages: pre‐amplifier and latch.
Hamid Mahmoodian, Mehdi Dolatshahi, S. Mohammadali Zanjani, Mohammad Amin Honarvar   +3 more
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A 13-Bit 1-MS/s SAR ADC With Completion-Aware Background Capacitor Mismatch Calibration

IEEE Access, 2023
This paper introduces a completion-aware background sequential capacitor mismatch calibration technique for SAR ADC. The proposed method sequentially corrects capacitor mismatch from the lower to the upper bits in the CDAC.
Sunghyun Bae, Sewon Lee, Siheon Seong, Sunwoo Kong, Bonghyuk Park, Minjae Lee   +5 more
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Capacitive digital-to-analogue converters with least significant bit down in differential successive approximation register ADCs

The Journal of Engineering, 2014
This Letter proposes a least significant bit-down switching scheme in the capacitive digital-to-analogue converters (CDACs) of successive approximation register analog-to-digital converter (ADC).
Lei Sun, Kong-Pang Pun, Wai-Tung Ng
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Two‐step, piecewise‐linear SAR ADC with programmable transfer function

Electronics Letters, 2019
A 7‐bit successive approximation register (SAR) analogue‐to‐digital converter (ADC) with programmable transfer functions is presented. Building upon prior art, a two‐step successive approximation technique is used to implement a piecewise‐linear ...
S. Sengupta, M.L. Johnston
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