JP4149969B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP4149969B2 JP4149969B2 JP2004207811A JP2004207811A JP4149969B2 JP 4149969 B2 JP4149969 B2 JP 4149969B2 JP 2004207811 A JP2004207811 A JP 2004207811A JP 2004207811 A JP2004207811 A JP 2004207811A JP 4149969 B2 JP4149969 B2 JP 4149969B2
- Authority
- JP
- Japan
- Prior art keywords
- bit line
- memory cell
- layer
- cell array
- global bit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/412—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using field-effect transistors only
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/18—Bit line organisation; Bit line lay-out
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/12—Static random access memory [SRAM] devices comprising a MOSFET load element
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Semiconductor Memories (AREA)
- Static Random-Access Memory (AREA)
Description
図1は、この発明の第1の実施形態にしたがった、階層化されたビット線を有する半導体メモリの回路構成を示すものである。なお、ここでは、Static Random Access Memory(以下、SRAM)を例に、1カラム分の構成を示している。
図5は、この発明の第2の実施形態にしたがった、階層化されたビット線を有する半導体メモリの回路構成を示すものである。なお、ここでは、SRAMを例に、1カラム分の構成を示している。また、図1と同一部分には同一符号を付し、詳しい説明は割愛する。
Claims (2)
- 少なくともカラム方向に設けられた複数のメモリセルアレイと、
前記複数のメモリセルアレイにそれぞれ接続された、複数のローカルビット線と、
前記複数のローカルビット線が共通に接続された、前記複数のローカルビット線よりも上層階層の1つのグローバルビット線と、
前記1つのグローバルビット線と前記複数のローカルビット線との間にそれぞれ設けられ、前記複数のローカルビット線のいずれか1つを前記1つのグローバルビット線に接続するための、NMOSスイッチトランジスタおよびPMOSスイッチトランジスタがそれぞれ対応するメモリセルアレイを挟んで互いに反対側に配置されてなる、複数の選択トランスファーゲートと、
前記1つのグローバルビット線が接続される少なくとも1つのセンスアンプと
を具備し、
前記複数の選択トランスファーゲートは、前記複数のメモリセルアレイを構成するうちの1つのメモリセルアレイごとに、前記1つのグローバルビット線が接続される少なくとも1つのセンスアンプに近い側に、それぞれ、前記PMOSスイッチトランジスタが配置されることを特徴とする半導体装置。 - 前記グローバルビット線は、前記複数のメモリセルアレイにおいて、メモリセルの列ごとに少なくとも1つ配置されることを特徴とする請求項1に記載の半導体装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004207811A JP4149969B2 (ja) | 2004-07-14 | 2004-07-14 | 半導体装置 |
US10/952,824 US7259977B2 (en) | 2004-07-14 | 2004-09-30 | Semiconductor device having hierarchized bit lines |
CNB2005100847184A CN100468739C (zh) | 2004-07-14 | 2005-07-12 | 具有分层结构的位线的半导体装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004207811A JP4149969B2 (ja) | 2004-07-14 | 2004-07-14 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006032577A JP2006032577A (ja) | 2006-02-02 |
JP4149969B2 true JP4149969B2 (ja) | 2008-09-17 |
Family
ID=35732010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004207811A Expired - Fee Related JP4149969B2 (ja) | 2004-07-14 | 2004-07-14 | 半導体装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7259977B2 (ja) |
JP (1) | JP4149969B2 (ja) |
CN (1) | CN100468739C (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4868934B2 (ja) * | 2006-05-11 | 2012-02-01 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置 |
US20080031029A1 (en) * | 2006-08-05 | 2008-02-07 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor memory device with split bit-line structure |
WO2008072354A1 (ja) | 2006-12-15 | 2008-06-19 | Fujitsu Microelectronics Limited | コンパイルドメモリ、asicチップおよびコンパイルドメモリのレイアウト方法 |
US7460423B2 (en) * | 2007-01-05 | 2008-12-02 | International Business Machines Corporation | Hierarchical 2T-DRAM with self-timed sensing |
US7499312B2 (en) * | 2007-01-05 | 2009-03-03 | International Business Machines Corporation | Fast, stable, SRAM cell using seven devices and hierarchical bit/sense line |
US7471546B2 (en) * | 2007-01-05 | 2008-12-30 | International Business Machines Corporation | Hierarchical six-transistor SRAM |
US7460387B2 (en) * | 2007-01-05 | 2008-12-02 | International Business Machines Corporation | eDRAM hierarchical differential sense amp |
US7919805B1 (en) * | 2007-05-25 | 2011-04-05 | National Semiconductor Corporation | Non-volatile memory cell with two capacitors and one PNP transistor and a method of forming such a cell in a 1-poly SOI technology |
JP2009116994A (ja) * | 2007-11-08 | 2009-05-28 | Toshiba Corp | 半導体記憶装置 |
CN101930795B (zh) * | 2009-06-25 | 2014-04-16 | 上海华虹宏力半导体制造有限公司 | 位线预处理存储装置及方法 |
JP5642983B2 (ja) | 2010-03-11 | 2014-12-17 | ピーエスフォー ルクスコ エスエイアールエルPS4 Luxco S.a.r.l. | 半導体装置 |
JP2013030525A (ja) * | 2011-07-27 | 2013-02-07 | Toshiba Corp | 不揮発性半導体記憶装置 |
JP5998458B2 (ja) * | 2011-11-15 | 2016-09-28 | セイコーエプソン株式会社 | 画素回路、電気光学装置、および電子機器 |
JP5703200B2 (ja) | 2011-12-01 | 2015-04-15 | 株式会社東芝 | 半導体記憶装置 |
US9171631B2 (en) | 2012-04-23 | 2015-10-27 | Kabushiki Kaisha Toshiba | Semiconductor memory device and method for controlling the same |
JP2013232264A (ja) * | 2012-04-27 | 2013-11-14 | Toshiba Corp | 半導体記憶装置及びその読み出し方法 |
GB201609704D0 (en) | 2016-06-03 | 2016-07-20 | Surecore Ltd | Memory unit |
JP2018137027A (ja) * | 2017-02-23 | 2018-08-30 | ソニーセミコンダクタソリューションズ株式会社 | 記憶装置 |
US10867113B2 (en) * | 2018-09-06 | 2020-12-15 | Taiwan Semiconductor Manufacturing Company Ltd. | Transmission gate structure, layout, methods, and system |
US11521676B2 (en) * | 2020-04-30 | 2022-12-06 | Taiwan Semiconductor Manufacturing Company, Ltd. | SRAM structure with asymmetric interconnection |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3393923B2 (ja) | 1994-06-01 | 2003-04-07 | 三菱電機株式会社 | 半導体記憶装置 |
JP2757849B2 (ja) * | 1996-01-25 | 1998-05-25 | 日本電気株式会社 | 半導体記憶装置 |
JPH103790A (ja) * | 1996-06-18 | 1998-01-06 | Mitsubishi Electric Corp | 半導体記憶装置 |
JP3579205B2 (ja) * | 1996-08-06 | 2004-10-20 | 株式会社ルネサステクノロジ | 半導体記憶装置、半導体装置、データ処理装置及びコンピュータシステム |
JP2002032985A (ja) * | 2000-07-18 | 2002-01-31 | Mitsubishi Electric Corp | 半導体記憶装置 |
JP3860403B2 (ja) * | 2000-09-25 | 2006-12-20 | 株式会社東芝 | 半導体メモリ装置 |
JP4044401B2 (ja) | 2002-09-11 | 2008-02-06 | 株式会社東芝 | 半導体記憶装置 |
JP2004213829A (ja) * | 2003-01-08 | 2004-07-29 | Renesas Technology Corp | 半導体記憶装置 |
US7085178B1 (en) * | 2005-01-27 | 2006-08-01 | Sun Microsystems, Inc. | Low-power memory write circuits |
-
2004
- 2004-07-14 JP JP2004207811A patent/JP4149969B2/ja not_active Expired - Fee Related
- 2004-09-30 US US10/952,824 patent/US7259977B2/en not_active Expired - Fee Related
-
2005
- 2005-07-12 CN CNB2005100847184A patent/CN100468739C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006032577A (ja) | 2006-02-02 |
US7259977B2 (en) | 2007-08-21 |
CN100468739C (zh) | 2009-03-11 |
US20060023553A1 (en) | 2006-02-02 |
CN1722440A (zh) | 2006-01-18 |
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