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Low-Power Linear Feedback Shift Register Using TSPC Flip-Flop and Clock Gating

Publication Type : Conference Paper

Publisher : IEEE

Source : 2025 Fifth International Conference on Advances in Electrical, Computing, Communication and Sustainable Technologies (ICAECT)

Url : https://doi.org/10.1109/icaect63952.2025.10958909

Campus : Bengaluru

School : School of Engineering

Department : Electronics and Communication

Year : 2025

Abstract : This paper introduces a novel approach for enhancing the power efficiency of Linear Feedback Shift Registers (LFSRs) through the integration of True Single Phase Clock (TSPC) flip-flops and clock gating techniques. By leveraging TSPC flip-flops and strategically applying clock gating, significant reductions in power consumption are achieved without compromising the functionality or performance of the LFSRs. Compared to other gated clock strategies, power savings are achieved through efficient logic gate implementation and the strategic reduction of XOR gates within the feedback network. The study used transistor-level simulations at standard cells in a 45nm Technology of virtuoso(Cadence). The simulation outcomes demonstrate a significant power reduction when compared to the conventional method.

Cite this Research Publication : Shashank Gupta, M. Vinodhini, Low-Power Linear Feedback Shift Register Using TSPC Flip-Flop and Clock Gating, 2025 Fifth International Conference on Advances in Electrical, Computing, Communication and Sustainable Technologies (ICAECT), IEEE, 2025, https://doi.org/10.1109/icaect63952.2025.10958909

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