JP5690464B2 - 半導体記憶装置 - Google Patents
半導体記憶装置 Download PDFInfo
- Publication number
- JP5690464B2 JP5690464B2 JP2007300931A JP2007300931A JP5690464B2 JP 5690464 B2 JP5690464 B2 JP 5690464B2 JP 2007300931 A JP2007300931 A JP 2007300931A JP 2007300931 A JP2007300931 A JP 2007300931A JP 5690464 B2 JP5690464 B2 JP 5690464B2
- Authority
- JP
- Japan
- Prior art keywords
- output line
- read
- memory
- input
- lio
- 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
Links
- 239000004065 semiconductor Substances 0.000 title claims description 13
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 101100255944 Arabidopsis thaliana RWA1 gene Proteins 0.000 description 8
- 101100076566 Euplotes raikovi MAT10 gene Proteins 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 101100255945 Arabidopsis thaliana RWA2 gene Proteins 0.000 description 3
- 101100255946 Arabidopsis thaliana RWA3 gene Proteins 0.000 description 2
- 101100255947 Arabidopsis thaliana RWA4 gene Proteins 0.000 description 2
- 229910017997 MIO3 Inorganic materials 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 101100491335 Caenorhabditis elegans mat-2 gene Proteins 0.000 description 1
- 102100040428 Chitobiosyldiphosphodolichol beta-mannosyltransferase Human genes 0.000 description 1
- 101100076567 Euplotes raikovi MAT11 gene Proteins 0.000 description 1
- 101000891557 Homo sapiens Chitobiosyldiphosphodolichol beta-mannosyltransferase Proteins 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
Images
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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/409—Read-write [R-W] circuits
- G11C11/4097—Bit-line organisation, e.g. bit-line layout, folded bit lines
-
- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4076—Timing circuits
-
- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/409—Read-write [R-W] circuits
- G11C11/4096—Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/06—Arrangements for interconnecting storage elements electrically, e.g. by wiring
- G11C5/063—Voltage and signal distribution in integrated semi-conductor memory access lines, e.g. word-line, bit-line, cross-over resistance, propagation delay
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Databases & Information Systems (AREA)
- Dram (AREA)
- Semiconductor Memories (AREA)
Description
LIOR LIO冗長配線
MIO メインIO線
RWA リード/ライトアンプ
MAT メモリマット
2 ライトアンプ
3 リードアンプ
11、12、13、14 トランスファーゲート
15 インバータ
Claims (4)
- 複数のメモリセルからなるメモリマットとメモリセルからのデータを増幅するセンスアンプとを複数配列して構成されるメモリアレイを備えた半導体記憶装置において、
センスアンプに接続されるものであってメモリマット間に配列されたローカル入出力線と、
ローカル入出力線に増幅手段を介して接続されるものであってメモリマット間にローカル入出力線と交差するように配列されたメイン入出力線と、
ローカル入出力線とメイン入出力線の交点領域に配置された複数の増幅手段と、
前記交点領域においてメイン入出力線に接続された各増幅手段を、前記各増幅手段に接続されたメイン入出力線と交差する、互いに異なるメモリマット間に配列された複数のローカル入出力線に対して選択的に接続又は非接続する選択手段と
を備えたことを特徴とする半導体記憶装置。 - 前記選択手段が、同一のメイン入出力線に接続される1つの前記増幅手段に対して、1つのローカル入出力線と、そのローカル入出力線が配置された交点領域の2個隣の交点領域に配置されたローカル入出力線とを選択的に接続又は非接続するものである
ことを特徴とする請求項1に記載の半導体記憶装置。 - 前記増幅手段が、前記ローカル入出力線とメイン入出力線の交点領域に各1個配置されている
ことを特徴とする請求項1又は2に記載の半導体記憶装置。 - 前記選択手段が、前記メモリマットの選択信号に応じて制御される複数のトランスファーゲートからなる
ことを特徴とする請求項1〜3のいずれか1項に記載の半導体記憶装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007300931A JP5690464B2 (ja) | 2007-11-20 | 2007-11-20 | 半導体記憶装置 |
US12/292,380 US7843717B2 (en) | 2007-11-20 | 2008-11-18 | Semiconductor storage device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007300931A JP5690464B2 (ja) | 2007-11-20 | 2007-11-20 | 半導体記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009129995A JP2009129995A (ja) | 2009-06-11 |
JP5690464B2 true JP5690464B2 (ja) | 2015-03-25 |
Family
ID=40641777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007300931A Expired - Fee Related JP5690464B2 (ja) | 2007-11-20 | 2007-11-20 | 半導体記憶装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7843717B2 (ja) |
JP (1) | JP5690464B2 (ja) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05234377A (ja) | 1992-02-20 | 1993-09-10 | Sanyo Electric Co Ltd | 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 |
JP3599963B2 (ja) * | 1997-07-30 | 2004-12-08 | 株式会社ルネサステクノロジ | 半導体集積回路 |
JP4632107B2 (ja) * | 2000-06-29 | 2011-02-16 | エルピーダメモリ株式会社 | 半導体記憶装置 |
US6678204B2 (en) | 2001-12-27 | 2004-01-13 | Elpida Memory Inc. | Semiconductor memory device with high-speed operation and methods of using and designing thereof |
JP4328495B2 (ja) | 2002-05-23 | 2009-09-09 | エルピーダメモリ株式会社 | 半導体メモリ装置 |
CN100354971C (zh) * | 2002-11-08 | 2007-12-12 | 株式会社日立制作所 | 半导体存储装置 |
KR100615575B1 (ko) * | 2004-09-10 | 2006-08-25 | 삼성전자주식회사 | 반도체 메모리 장치 및 이 장치의 배치 방법 |
JP4632121B2 (ja) | 2004-12-14 | 2011-02-16 | エルピーダメモリ株式会社 | 半導体記憶装置 |
-
2007
- 2007-11-20 JP JP2007300931A patent/JP5690464B2/ja not_active Expired - Fee Related
-
2008
- 2008-11-18 US US12/292,380 patent/US7843717B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20090129137A1 (en) | 2009-05-21 |
US7843717B2 (en) | 2010-11-30 |
JP2009129995A (ja) | 2009-06-11 |
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