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Hybrid latch Flip-Flop with Improved Power Efficiency

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TLDR
An improved design of a hybrid latch flip-flop overcomes the problem of the glitch at the output and reduces the power consumption and delay of the circuit resulting in a total power-delay-product improvement of about 20%.
Abstract
An improved design of a hybrid latch flip-flop is presented. The proposed design overcomes the problem of the glitch at the output and reduces the power consumption and delay of the circuit resulting in a total power-delay-product improvement of about 20%. It also exhibits better soft-clock edge properties compared to the original circuit. This is accomplished by careful design of keeper elements and introducing the feedback path to suppress unnecessary transitions in the circuit. The new design introduces an insignificant area increase.

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Citations
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Journal ArticleDOI

High-performance and low-power conditional discharge flip-flop

TL;DR: In this paper, high-performance flip-flops are analyzed and classified into two categories: the conditional precharge and the conditional capture technologies, based on how to prevent or reduce the redundant internal switching activities.
Patent

Semiconductor Integrated Circuit Device

TL;DR: In this article, a low-voltage control without largely increasing the circuit layout area in a low power consumption structure is presented. But the authors focus on the case of low-speed control, where the region operates on voltages between a power supply voltage and a virtual reference potential.
Proceedings ArticleDOI

A 77% energy-saving 22-transistor single-phase-clocking D-flip-flop with adaptive-coupling configuration in 40nm CMOS

TL;DR: This work designs and test a D-flip-flop, known as adaptive-coupling flip- flop (ACFF), which has a reduced transistor count compared to other low-power flip-flops, and 2 fewer transistors than the mainstream transmission-gate flip-Flop (TGFF).
Journal ArticleDOI

Dual-edge triggered storage elements and clocking strategy for low-power systems

TL;DR: The simulated results show that by halving the clock frequency, dual-edge clocking strategy can save about 50% of the power consumed by the clock distribution network, and relax the design of clock distribution system, while paying virtually no penalty in throughput.
Journal ArticleDOI

Conditional Data Mapping Flip-Flops for Low-Power and High-Performance Systems

TL;DR: A new family of low-power and high-performance flip-flops, namely conditional data mapping flip- flops (CDMFFs), which reduce their dynamic power by mapping their inputs to a configuration that eliminates redundant internal transitions are introduced.
References
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Journal ArticleDOI

Comparative analysis of master-slave latches and flip-flops for high-performance and low-power systems

TL;DR: A new simulation and optimization approach is presented, targeting both high-performance and power budget issues, and the analysis approach reveals the sources of performance and power-consumption bottlenecks in different design styles.
Proceedings ArticleDOI

Flow-through latch and edge-triggered flip-flop hybrid elements

TL;DR: This paper describes a hybrid latch-flipflop (HLFF) timing methodology aimed at a substantial reduction in latch latency and clock load.
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