Variability-tolerant binary content addressable memory cells

Sheng Ping Yong, Jin Fu Li, Yu Jen Huang

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

Within-chip variability has become a serious problem in modern nano-scale technologies, which is particular true for semiconductor memory designs. This paper proposes four-types of variability-tolerant (VT) binary content addressable memory (BCAM) cells. The VT-BCAM cells are designed by separating the read port from the write port such that the sizing for read static noise margin (SNM) and write trip voltage (WTV) is decoupled. By reusing the comparison logic of a BCAM cell as the read port, moreover, only an additional transistor and a read wordline are needed. Experimental results show that in comparison with the typical BCAM cell the proposed variability-tolerant BCAM cells can provide about 0.655V increment of read SNM by paying about 13% additional cell area.

原文???core.languages.en_GB???
主出版物標題Proceedings of the 2009 IEEE International Workshop on Memory Technology, Design, and Testing, MTDT 2009
頁面44-49
頁數6
DOIs
出版狀態已出版 - 2009
事件2009 IEEE International Workshop on Memory Technology, Design, and Testing, MTDT 2009 - Hsinchu, Taiwan
持續時間: 31 8月 20092 9月 2009

出版系列

名字Proceedings of the 2009 IEEE International Workshop on Memory Technology, Design, and Testing, MTDT 2009

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???event.eventtypes.event.conference???2009 IEEE International Workshop on Memory Technology, Design, and Testing, MTDT 2009
國家/地區Taiwan
城市Hsinchu
期間31/08/092/09/09

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