Advancements in Operational Transconductance Amplifiers (OTAs) for Design, Applications & Performance Optimization Techniques with Hardware Implementation

This research paper presents the design and simulation of a novel architecture for Multiple Path Fully Differential Operational Transconductance Amplifiers (OTAs) with a Dual Flipped Voltage Follower, specifically developed for VLSI-based signal processing applications. Utilizing advanced 50nm CMOS technology and Cadence tools, the proposed OTA architecture achieves enhanced performance and versatility in handling various signal processing tasks. Design employs multiple signal paths, which contribute to improvements in bandwidth, gain, and linearity, while also effectively minimizing common-mode noise. This multi-path approach ensures better signal integrity and reliability in high-performance applications. The integration of the Dual Flipped Voltage Follower further strengthens the OTA's stability and dynamic range, allowing it to operate seamlessly in high-speed VLSI systems. The architecture is designed to cater to the rigorous demands of modern signal processing, where precision and speed are critical. Extensive simulation studies were conducted to validate the OTA design, and the results demonstrate that the proposed approach meets or exceeds the stringent requirements of today's signal processing applications. Findings of this research contribute to the ongoing advancements in VLSI design methodologies and provide a promising solution for engineers working with nanoscale CMOS technologies. Simulation results using Cadence tools highlights effectiveness and robustness of proposed design.