Presentation 1997/5/22
A 1V 46ns 16Mbit SOI-DRAM with Body Control Technique
Ken'ichi Shimomura, Hiroki Shimano, Narumi Sakashita, Fumihiro Okuda, Toshiyuki Oashi, Yasuo Yamaguchi, Kazutami Arimoto, Shinji Komori, Kazuo Kyuma,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper describes key design techniques in a 16Mbit SOI-DRAM which has achieved 46ns RAS access time at 1V power supply by utilizing transistor operation mode transition. SOI devices are inherently equipped with features suitable for low voltage and low power operation. In addition to these merits, we have optimized its device structure so that it is enabled to switch operation mode between fully-depleted and partially-depleted. By applying this operation-mode-transition not only to the peripheral logic but to the analog portion including sense amplifiers, a fast access time of 46ns has been achieved. By keeping the access time comparable to the current standard DRAM even at 1V power supply, we are expecting that the DRAM market will extend to portable information systems.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) DRAM / SOI / Body Bias Control / Fully-Depleted / Partially-Depleted
Paper # ICD97-20
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Committee ICD
Conference Date 1997/5/22(1days)
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Paper Information
Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A 1V 46ns 16Mbit SOI-DRAM with Body Control Technique
Sub Title (in English)
Keyword(1) DRAM
Keyword(2) SOI
Keyword(3) Body Bias Control
Keyword(4) Fully-Depleted
Keyword(5) Partially-Depleted
1st Author's Name Ken'ichi Shimomura
1st Author's Affiliation Advanced Technology R&D Center Mitsubishi Electric Corporation()
2nd Author's Name Hiroki Shimano
2nd Author's Affiliation Advanced Technology R&D Center Mitsubishi Electric Corporation
3rd Author's Name Narumi Sakashita
3rd Author's Affiliation Advanced Technology R&D Center Mitsubishi Electric Corporation
4th Author's Name Fumihiro Okuda
4th Author's Affiliation LTEC Corporation
5th Author's Name Toshiyuki Oashi
5th Author's Affiliation ULSI Laboratory Mitsubishi Electric Corporation
6th Author's Name Yasuo Yamaguchi
6th Author's Affiliation ULSI Laboratory Mitsubishi Electric Corporation
7th Author's Name Kazutami Arimoto
7th Author's Affiliation ULSI Laboratory Mitsubishi Electric Corporation
8th Author's Name Shinji Komori
8th Author's Affiliation Advanced Technology R&D Center Mitsubishi Electric Corporation
9th Author's Name Kazuo Kyuma
9th Author's Affiliation Advanced Technology R&D Center Mitsubishi Electric Corporation
Date 1997/5/22
Paper # ICD97-20
Volume (vol) vol.97
Number (no) 56
Page pp.pp.-
#Pages 6
Date of Issue