Bulletin of Electrical Engineering and Informatics
Vol 3, No 2: June 2014

Subthreshold Dual Mode Logic

J.Nageswara Reddy (CMR College of Engineering & Technology)
T. Sathyanarayana (CMR Engineering College)
M.A. Khadar Baba (CMR College of Engineering & Technology)



Article Info

Publish Date
01 Jun 2014

Abstract

In this brief, we introduce a novel low-power dual mode logic (DML) family, designed to operate in the subthreshold region. The proposed logic family can be switched between static and dynamic modes of operation according to system requirements. In static mode, the DML gates feature very low-power dissipation with moderate performance, while in dynamic mode they achieve higher performance, albeit with increased power dissipation. This is achieved with a simple and intuitive design concept. SPICE and Monte Carlo simulations compare performance, power dissipation, and robustness of theĀ  proposed DML gates to their CMOS and domino counterparts in the 80-nm process. Measurements of an 80-nm test chip are presented in order to prove the proposed concept.

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