CN1200430C - 具有集成的半导体器件的mram - Google Patents
具有集成的半导体器件的mram Download PDFInfo
- Publication number
- CN1200430C CN1200430C CNB001352547A CN00135254A CN1200430C CN 1200430 C CN1200430 C CN 1200430C CN B001352547 A CNB001352547 A CN B001352547A CN 00135254 A CN00135254 A CN 00135254A CN 1200430 C CN1200430 C CN 1200430C
- Authority
- CN
- China
- Prior art keywords
- layer
- ferromagnetic
- magnetic
- ferromagnetic layer
- semiconductor
- 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 abstract description 43
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 65
- 230000005291 magnetic effect Effects 0.000 claims abstract description 55
- 239000013598 vector Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000003302 ferromagnetic material Substances 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000005292 diamagnetic effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 116
- 230000005415 magnetization Effects 0.000 description 20
- 239000000696 magnetic material Substances 0.000 description 10
- 238000002955 isolation Methods 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 230000010287 polarization Effects 0.000 description 5
- FQMNUIZEFUVPNU-UHFFFAOYSA-N cobalt iron Chemical compound [Fe].[Co].[Co] FQMNUIZEFUVPNU-UHFFFAOYSA-N 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000005290 antiferromagnetic effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- SHMWNGFNWYELHA-UHFFFAOYSA-N iridium manganese Chemical compound [Mn].[Ir] SHMWNGFNWYELHA-UHFFFAOYSA-N 0.000 description 2
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- ZAUUZASCMSWKGX-UHFFFAOYSA-N manganese nickel Chemical compound [Mn].[Ni] ZAUUZASCMSWKGX-UHFFFAOYSA-N 0.000 description 2
- IGOJMROYPFZEOR-UHFFFAOYSA-N manganese platinum Chemical compound [Mn].[Pt] IGOJMROYPFZEOR-UHFFFAOYSA-N 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001803 electron scattering Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
-
- 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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
- G11C11/15—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
- H10B61/10—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having two electrodes, e.g. diodes or MIM elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
- H10B61/20—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors
- H10B61/22—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors of the field-effect transistor [FET] type
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Semiconductor Memories (AREA)
- Hall/Mr Elements (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Junction Field-Effect Transistors (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/460,056 US6285581B1 (en) | 1999-12-13 | 1999-12-13 | MRAM having semiconductor device integrated therein |
US09/460,056 | 1999-12-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1300077A CN1300077A (zh) | 2001-06-20 |
CN1200430C true CN1200430C (zh) | 2005-05-04 |
Family
ID=23827246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001352547A Expired - Fee Related CN1200430C (zh) | 1999-12-13 | 2000-12-12 | 具有集成的半导体器件的mram |
Country Status (7)
Country | Link |
---|---|
US (1) | US6285581B1 (zh) |
EP (1) | EP1109169B1 (zh) |
JP (1) | JP2001203332A (zh) |
KR (1) | KR20010062244A (zh) |
CN (1) | CN1200430C (zh) |
DE (1) | DE60021997T2 (zh) |
SG (1) | SG88806A1 (zh) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW440835B (en) * | 1998-09-30 | 2001-06-16 | Siemens Ag | Magnetoresistive memory with raised interference security |
KR100408576B1 (ko) * | 1999-03-19 | 2003-12-03 | 인피니언 테크놀로지스 아게 | 기억 셀 어레이 및 그의 제조 방법 |
JP4491870B2 (ja) * | 1999-10-27 | 2010-06-30 | ソニー株式会社 | 不揮発性メモリの駆動方法 |
EP1134743A3 (en) * | 2000-03-13 | 2002-04-10 | Matsushita Electric Industrial Co., Ltd. | Magneto-resistive device and magneto-resistive effect type storage device |
JP3604617B2 (ja) * | 2000-06-12 | 2004-12-22 | 富士通株式会社 | 磁気検出素子 |
US6351409B1 (en) * | 2001-01-04 | 2002-02-26 | Motorola, Inc. | MRAM write apparatus and method |
US6649423B2 (en) * | 2001-10-04 | 2003-11-18 | Hewlett-Packard Development Company, L.P. | Method for modifying switching field characteristics of magnetic tunnel junctions |
US6636436B2 (en) | 2001-10-25 | 2003-10-21 | Hewlett-Packard Development Company, L.P. | Isolation of memory cells in cross point arrays |
US20030229058A1 (en) * | 2001-11-13 | 2003-12-11 | Moran Edmund J. | Aryl aniline beta2 adrenergic receptor agonists |
KR100465598B1 (ko) * | 2001-12-26 | 2005-01-13 | 주식회사 하이닉스반도체 | 쇼트키 다이오드를 이용한 마그네틱 램 |
JP4157707B2 (ja) * | 2002-01-16 | 2008-10-01 | 株式会社東芝 | 磁気メモリ |
DE10209508B4 (de) * | 2002-03-05 | 2009-01-15 | Forschungszentrum Jülich GmbH | Verfahren zur Speicherung von Daten in einem MRAM-Datenspeicher |
WO2003098632A2 (en) * | 2002-05-16 | 2003-11-27 | Nova Research, Inc. | Methods of fabricating magnetoresistive memory devices |
JP3643823B2 (ja) | 2002-09-30 | 2005-04-27 | 株式会社東芝 | 磁気抵抗効果素子 |
US6809388B2 (en) * | 2002-10-31 | 2004-10-26 | Hewlett-Packard Development Company, L.P. | Magnetic sensor based on efficient spin injection into semiconductors |
US20040089905A1 (en) * | 2002-10-31 | 2004-05-13 | Ossipov Viatcheslav V. | Magnetic sensor using spin injection through a semiconductor with a graded doping profile |
US6956766B2 (en) * | 2002-11-26 | 2005-10-18 | Kabushiki Kaisha Toshiba | Magnetic cell and magnetic memory |
JP2004179483A (ja) * | 2002-11-28 | 2004-06-24 | Hitachi Ltd | 不揮発性磁気メモリ |
EP1603168B1 (en) * | 2003-03-07 | 2017-01-11 | Japan Science and Technology Agency | Field-effect transistor with spin-dependent transmission characteristic with half-metal source and drain |
JP2004319587A (ja) * | 2003-04-11 | 2004-11-11 | Sharp Corp | メモリセル、メモリ装置及びメモリセル製造方法 |
JP2005109263A (ja) * | 2003-09-30 | 2005-04-21 | Toshiba Corp | 磁性体素子及磁気メモリ |
US6947333B2 (en) * | 2003-10-30 | 2005-09-20 | Hewlett-Packard Development Company, L.P. | Memory device |
DE602005022398D1 (de) * | 2004-11-30 | 2010-09-02 | Toshiba Kk | Anordnung der Schreiblinien in einer MRAM-Vorrichtung |
CN100459149C (zh) * | 2005-03-24 | 2009-02-04 | 株式会社日立制作所 | 导电控制器件 |
ATE510286T1 (de) | 2005-09-30 | 2011-06-15 | Nxp Bv | Nanodraht- magnet-ram |
US8084835B2 (en) * | 2006-10-20 | 2011-12-27 | Avalanche Technology, Inc. | Non-uniform switching based non-volatile magnetic based memory |
US8535952B2 (en) * | 2006-02-25 | 2013-09-17 | Avalanche Technology, Inc. | Method for manufacturing non-volatile magnetic memory |
US8018011B2 (en) * | 2007-02-12 | 2011-09-13 | Avalanche Technology, Inc. | Low cost multi-state magnetic memory |
US8508984B2 (en) * | 2006-02-25 | 2013-08-13 | Avalanche Technology, Inc. | Low resistance high-TMR magnetic tunnel junction and process for fabrication thereof |
US8183652B2 (en) * | 2007-02-12 | 2012-05-22 | Avalanche Technology, Inc. | Non-volatile magnetic memory with low switching current and high thermal stability |
US8063459B2 (en) * | 2007-02-12 | 2011-11-22 | Avalanche Technologies, Inc. | Non-volatile magnetic memory element with graded layer |
US7732881B2 (en) * | 2006-11-01 | 2010-06-08 | Avalanche Technology, Inc. | Current-confined effect of magnetic nano-current-channel (NCC) for magnetic random access memory (MRAM) |
US8058696B2 (en) * | 2006-02-25 | 2011-11-15 | Avalanche Technology, Inc. | High capacity low cost multi-state magnetic memory |
US20070253245A1 (en) * | 2006-04-27 | 2007-11-01 | Yadav Technology | High Capacity Low Cost Multi-Stacked Cross-Line Magnetic Memory |
US20080246104A1 (en) * | 2007-02-12 | 2008-10-09 | Yadav Technology | High Capacity Low Cost Multi-State Magnetic Memory |
JP5072392B2 (ja) * | 2007-03-08 | 2012-11-14 | 株式会社東芝 | 縦型スピントランジスタ及びその製造方法 |
JP2009064826A (ja) * | 2007-09-04 | 2009-03-26 | Tdk Corp | スピントランジスタ及びその製造方法 |
JP5455313B2 (ja) * | 2008-02-21 | 2014-03-26 | 株式会社東芝 | 磁気記憶素子及び磁気記憶装置 |
WO2009107780A1 (ja) * | 2008-02-28 | 2009-09-03 | 日本電気株式会社 | 磁気抵抗記憶装置及びその動作方法 |
US8802451B2 (en) | 2008-02-29 | 2014-08-12 | Avalanche Technology Inc. | Method for manufacturing high density non-volatile magnetic memory |
JP4908540B2 (ja) | 2009-03-25 | 2012-04-04 | 株式会社東芝 | スピンmosfetおよびリコンフィギャラブルロジック回路 |
US7986572B2 (en) * | 2009-08-17 | 2011-07-26 | Magic Technologies, Inc. | Magnetic memory capable of minimizing gate voltage stress in unselected memory cells |
JP2013089890A (ja) * | 2011-10-21 | 2013-05-13 | Toshiba Corp | 磁気記憶素子 |
TWI559450B (zh) * | 2014-04-18 | 2016-11-21 | 力晶科技股份有限公司 | 記憶體結構及其操作方法 |
RU2573200C2 (ru) * | 2014-11-20 | 2016-01-20 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский университет "Московский институт электронной техники" | Магниторезистивная ячейка памяти и способ ее использования |
CN109859785B (zh) * | 2019-01-11 | 2020-11-06 | 中电海康集团有限公司 | 一种时钟自适应访问mram的装置 |
WO2020160358A1 (en) * | 2019-01-31 | 2020-08-06 | Northwestern University | Magnetic memory device using doped semiconductor layer |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4780848A (en) | 1986-06-03 | 1988-10-25 | Honeywell Inc. | Magnetoresistive memory with multi-layer storage cells having layers of limited thickness |
US5343422A (en) | 1993-02-23 | 1994-08-30 | International Business Machines Corporation | Nonvolatile magnetoresistive storage device using spin valve effect |
DE4320514A1 (de) * | 1993-06-22 | 1995-01-05 | Forschungszentrum Juelich Gmbh | Neues optisches Schreibverfahren und Schichtsystem für magnetooptische Datenspeicher |
US5745408A (en) * | 1996-09-09 | 1998-04-28 | Motorola, Inc. | Multi-layer magnetic memory cell with low switching current |
US5734605A (en) | 1996-09-10 | 1998-03-31 | Motorola, Inc. | Multi-layer magnetic tunneling junction memory cells |
JP3655445B2 (ja) * | 1996-09-17 | 2005-06-02 | 株式会社東芝 | 光半導体装置 |
DE69723963T2 (de) * | 1996-12-02 | 2004-06-17 | Koninklijke Philips Electronics N.V. | Seitliche magento-elektronische vorrichtung unter ausnutzung eines quasi zwei-dimensionalen elektrogases |
US5774394A (en) * | 1997-05-22 | 1998-06-30 | Motorola, Inc. | Magnetic memory cell with increased GMR ratio |
US5838608A (en) * | 1997-06-16 | 1998-11-17 | Motorola, Inc. | Multi-layer magnetic random access memory and method for fabricating thereof |
US5959880A (en) * | 1997-12-18 | 1999-09-28 | Motorola, Inc. | Low aspect ratio magnetoresistive tunneling junction |
US6069820A (en) * | 1998-02-20 | 2000-05-30 | Kabushiki Kaisha Toshiba | Spin dependent conduction device |
US5943574A (en) | 1998-02-23 | 1999-08-24 | Motorola, Inc. | Method of fabricating 3D multilayer semiconductor circuits |
JPH11330387A (ja) * | 1998-05-13 | 1999-11-30 | Sony Corp | 磁化制御方法、情報記録方法及び情報記録素子 |
DE69923386T2 (de) * | 1998-05-13 | 2005-12-22 | Sony Corp. | Bauelement mit magnetischem Material und Adressierverfahren dafür |
JP4076197B2 (ja) * | 1999-05-19 | 2008-04-16 | 株式会社東芝 | 磁性素子、記憶装置、磁気再生ヘッド、3端子素子、及び磁気ディスク装置 |
-
1999
- 1999-12-13 US US09/460,056 patent/US6285581B1/en not_active Expired - Lifetime
-
2000
- 2000-11-28 JP JP2000361340A patent/JP2001203332A/ja active Pending
- 2000-12-08 KR KR1020000074505A patent/KR20010062244A/ko not_active Application Discontinuation
- 2000-12-08 SG SG200007284A patent/SG88806A1/en unknown
- 2000-12-11 EP EP00127096A patent/EP1109169B1/en not_active Expired - Lifetime
- 2000-12-11 DE DE60021997T patent/DE60021997T2/de not_active Expired - Fee Related
- 2000-12-12 CN CNB001352547A patent/CN1200430C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1109169B1 (en) | 2005-08-17 |
KR20010062244A (ko) | 2001-07-07 |
JP2001203332A (ja) | 2001-07-27 |
CN1300077A (zh) | 2001-06-20 |
EP1109169A3 (en) | 2001-09-19 |
DE60021997D1 (de) | 2005-09-22 |
DE60021997T2 (de) | 2006-01-26 |
EP1109169A2 (en) | 2001-06-20 |
SG88806A1 (en) | 2002-05-21 |
US6285581B1 (en) | 2001-09-04 |
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Granted publication date: 20050504 Termination date: 20131212 |