An enhanced scheme of multi-stage amplifier with high-speed high-gain blocks and recycling frequency cascode circuitry to improve gain-bandwidth and slew rate

PY Kuo, SD Tsai - IEEE Access, 2019 - ieeexplore.ieee.org
With the existing circuit topologies, the conventional multi-stage amplifiers (MSA) can only
achieve low gain-bandwidths (<; 5 MHz) and low slew rates (<; 10 V/μs). These …

Sizing CMOS amplifiers by PSO and MOL to improve DC operating point conditions

E Tlelo-Cuautle, MA Valencia-Ponce, LG de la Fraga - Electronics, 2020 - mdpi.com
The sizes of the metal-oxide-semiconductor (MOS) transistors in an operational amplifier
must guarantee strong direct current operating point (DCOP) conditions. This paper shows …

Design and analysis of high-performance double recycling folded cascode operational transconductance amplifier

A Dabas, M Gupta, R Yadav, S Kumari - Iranian Journal of Science and …, 2023 - Springer
This paper presents two new refinements in a recycling folded cascode (RFC) operational
transconductance amplifier (OTA) by employing a double recycling folded cascode (DRFC) …

An ultra-efficient recycling folded cascode OTA based on GAA-CNTFET technology for MEMS/NEMS capacitive readout applications

MKQ Jooq, F Behbahani, MH Moaiyeri - AEU-International Journal of …, 2021 - Elsevier
This paper demonstrates an ultra-efficient recycling folded cascode (RFC) operational
transconductance amplifier (OTA) as one of the cardinal blocks in most analog …

A novel tunable gain CMOS buffer amplifier for large resistive loads

J Remya, PC Subramaniam, KJ Dhanaraj - Integration, 2021 - Elsevier
An all-OTA analog buffer amplifier configuration capable of driving large resistive loads is
presented. The proposed configuration features high input swing, gain tunability, wide …

Design and analysis of DTMOS based RFC with controlled positive feedback OTA using HSCCM and adaptive biasing technique

A Dabas, S Kumari, M Gupta, R Yadav - Integration, 2023 - Elsevier
In this paper, DTMOS based recycling folded cascode with controlled positive feedback
operational transconductance amplifier is introduced. The proposed Positive Feedback …

An ultra-miniature broadband operational transconductance amplifier utilizing 10 nm wrap-gate CNTFET technology

MKQ Jooq, A Bozorgmehr, S Mirzakuchaki - Analog Integrated Circuits and …, 2021 - Springer
Abstract Operational Transconductance Amplifiers (OTAs) are the most pivotal blocks in
analog circuits and systems. With the emersion of catastrophic short channel effects for …

Basic low-voltage high gain amplifier block having multiple-inputs designed using differential FVF

B Aggarwal, P Bansal, SK Sharma - International Journal of Information …, 2021 - Springer
Flipped voltage follower (FVF) is a basic unit used as a fundamental component in almost
every field including analog/digital devices, fuzzy circuits, neural networks, circuits for signal …

Rail-to-rail, reconfigurable subthreshold bulk-driven OTA based on flipped voltage follower for biomedical applications

RK Pandey, V Bhadauria… - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
This paper addresses flipped voltage follower (FVF) based two-stage low power cascode
compensated operational transconductance amplifier (OTA), functioning in the sub …

A novel architecture of high performance fully differential two stage RFC OTA designed using DFVF and hybrid cascode compensation techniques

A Dabas, S Kumari, M Gupta, R Yadav - Integration, 2025 - Elsevier
In this work, a novel fully differential two stage class AB Recycling Folded Cascode
Operational Transconductance Amplifier (RFC OTA) using Differential Flipped Voltage …