CN1897292A - 半导体存储器 - Google Patents
半导体存储器 Download PDFInfo
- Publication number
- CN1897292A CN1897292A CNA2006101055100A CN200610105510A CN1897292A CN 1897292 A CN1897292 A CN 1897292A CN A2006101055100 A CNA2006101055100 A CN A2006101055100A CN 200610105510 A CN200610105510 A CN 200610105510A CN 1897292 A CN1897292 A CN 1897292A
- Authority
- CN
- China
- Prior art keywords
- chalcogenide layer
- semiconductor memory
- nitride
- polar curve
- layer
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 48
- 150000004770 chalcogenides Chemical class 0.000 claims abstract description 107
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 135
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 150000004767 nitrides Chemical class 0.000 claims description 20
- 239000003870 refractory metal Substances 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 9
- 229910010037 TiAlN Inorganic materials 0.000 claims description 8
- 229910021332 silicide Inorganic materials 0.000 claims description 8
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 6
- 239000011669 selenium Substances 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 239000010937 tungsten Substances 0.000 claims description 6
- 229910008807 WSiN Inorganic materials 0.000 claims description 4
- IVHJCRXBQPGLOV-UHFFFAOYSA-N azanylidynetungsten Chemical compound [W]#N IVHJCRXBQPGLOV-UHFFFAOYSA-N 0.000 claims description 4
- 229910052732 germanium Inorganic materials 0.000 claims description 4
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 4
- 239000012782 phase change material Substances 0.000 claims description 4
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 claims description 4
- 229910052714 tellurium Inorganic materials 0.000 claims description 4
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 4
- 229910021341 titanium silicide Inorganic materials 0.000 claims description 4
- 229910021342 tungsten silicide Inorganic materials 0.000 claims description 4
- -1 tungsten silicide nitride Chemical class 0.000 claims description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 3
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 3
- 229910052787 antimony Inorganic materials 0.000 claims description 3
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 3
- 229910052711 selenium Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 18
- 239000012535 impurity Substances 0.000 description 12
- 238000003860 storage Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 238000000859 sublimation Methods 0.000 description 9
- 230000008022 sublimation Effects 0.000 description 9
- 230000007704 transition Effects 0.000 description 9
- 238000004821 distillation Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 5
- 238000001312 dry etching Methods 0.000 description 4
- 238000001259 photo etching Methods 0.000 description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- AKUCEXGLFUSJCD-UHFFFAOYSA-N indium(3+);selenium(2-) Chemical compound [Se-2].[Se-2].[Se-2].[In+3].[In+3] AKUCEXGLFUSJCD-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910005542 GaSb Inorganic materials 0.000 description 1
- 229910005537 GaSeTe Inorganic materials 0.000 description 1
- 229910005900 GeTe Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910006913 SnSb Inorganic materials 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000002469 basement membrane Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- VTGARNNDLOTBET-UHFFFAOYSA-N gallium antimonide Chemical compound [Sb]#[Ga] VTGARNNDLOTBET-UHFFFAOYSA-N 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- DDJAGKOCVFYQOV-UHFFFAOYSA-N tellanylideneantimony Chemical compound [Te]=[Sb] DDJAGKOCVFYQOV-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/80—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays
- H10B63/82—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays the switching components having a common active material layer
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/30—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having three or more electrodes, e.g. transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/061—Shaping switching materials
- H10N70/063—Shaping switching materials by etching of pre-deposited switching material layers, e.g. lithography
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/231—Multistable switching devices, e.g. memristors based on solid-state phase change, e.g. between amorphous and crystalline phases, Ovshinsky effect
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/826—Device geometry adapted for essentially vertical current flow, e.g. sandwich or pillar type devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/841—Electrodes
- H10N70/8413—Electrodes adapted for resistive heating
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
- H10N70/8825—Selenides, e.g. GeSe
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
- H10N70/8828—Tellurides, e.g. GeSbTe
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/884—Switching materials based on at least one element of group IIIA, IVA or VA, e.g. elemental or compound semiconductors
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005200054A JP2007019305A (ja) | 2005-07-08 | 2005-07-08 | 半導体記憶装置 |
JP2005200054 | 2005-07-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1897292A true CN1897292A (zh) | 2007-01-17 |
CN100470823C CN100470823C (zh) | 2009-03-18 |
Family
ID=37609738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101055100A Expired - Fee Related CN100470823C (zh) | 2005-07-08 | 2006-07-07 | 半导体存储器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7550756B2 (zh) |
JP (1) | JP2007019305A (zh) |
CN (1) | CN100470823C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931206A (zh) * | 2012-11-16 | 2013-02-13 | 中国科学院上海微系统与信息技术研究所 | 一种高密度相变存储器电路结构及其制备方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101473382A (zh) | 2006-05-12 | 2009-07-01 | 高级技术材料公司 | 相变化记忆体材料的低温沉积 |
JP2008053494A (ja) * | 2006-08-25 | 2008-03-06 | Elpida Memory Inc | 半導体装置及びその製造方法 |
CN101495672B (zh) | 2006-11-02 | 2011-12-07 | 高级技术材料公司 | 对于金属薄膜的cvd/ald有用的锑及锗复合物 |
KR20080060918A (ko) * | 2006-12-27 | 2008-07-02 | 삼성전자주식회사 | 상변화 메모리 소자와 그 제조 및 동작 방법 |
US20090215225A1 (en) | 2008-02-24 | 2009-08-27 | Advanced Technology Materials, Inc. | Tellurium compounds useful for deposition of tellurium containing materials |
WO2009134989A2 (en) | 2008-05-02 | 2009-11-05 | Advanced Technology Materials, Inc. | Antimony compounds useful for deposition of antimony-containing materials |
US7795056B2 (en) * | 2008-06-03 | 2010-09-14 | United Microelectronics Corp. | Semiconductor device and method of fabricating the same |
US20110180905A1 (en) * | 2008-06-10 | 2011-07-28 | Advanced Technology Materials, Inc. | GeSbTe MATERIAL INCLUDING SUPERFLOW LAYER(S), AND USE OF Ge TO PREVENT INTERACTION OF Te FROM SbXTeY AND GeXTeY RESULTING IN HIGH Te CONTENT AND FILM CRYSTALLINITY |
US8022547B2 (en) * | 2008-11-18 | 2011-09-20 | Seagate Technology Llc | Non-volatile memory cells including small volume electrical contact regions |
KR20120106888A (ko) | 2009-05-22 | 2012-09-26 | 어드밴스드 테크놀러지 머티리얼즈, 인코포레이티드 | 저온 gst 방법 |
US8410468B2 (en) * | 2009-07-02 | 2013-04-02 | Advanced Technology Materials, Inc. | Hollow GST structure with dielectric fill |
US20110124182A1 (en) * | 2009-11-20 | 2011-05-26 | Advanced Techology Materials, Inc. | System for the delivery of germanium-based precursor |
US8563962B2 (en) | 2009-12-28 | 2013-10-22 | Panasonic Corporation | Memory device and method of manufacturing the same |
TW201132787A (en) | 2010-03-26 | 2011-10-01 | Advanced Tech Materials | Germanium antimony telluride materials and devices incorporating same |
US8828279B1 (en) | 2010-04-12 | 2014-09-09 | Bowling Green State University | Colloids of lead chalcogenide titanium dioxide and their synthesis |
US9190609B2 (en) * | 2010-05-21 | 2015-11-17 | Entegris, Inc. | Germanium antimony telluride materials and devices incorporating same |
JP5611903B2 (ja) * | 2011-08-09 | 2014-10-22 | 株式会社東芝 | 抵抗変化メモリ |
KR102117124B1 (ko) * | 2012-04-30 | 2020-05-29 | 엔테그리스, 아이엔씨. | 유전체 물질로 중심-충전된 상 변화 합금을 포함하는 상 변화 메모리 구조체 |
US9640757B2 (en) | 2012-10-30 | 2017-05-02 | Entegris, Inc. | Double self-aligned phase change memory device structure |
KR102634805B1 (ko) * | 2018-08-23 | 2024-02-08 | 에스케이하이닉스 주식회사 | 전자 장치 및 그 제조 방법 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2879749B2 (ja) | 1990-06-13 | 1999-04-05 | カシオ計算機株式会社 | 相転移型メモリ素子およびその製造方法 |
US5534711A (en) * | 1991-01-18 | 1996-07-09 | Energy Conversion Devices, Inc. | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom |
JP3496576B2 (ja) | 1999-06-04 | 2004-02-16 | 日本電気株式会社 | 半導体装置 |
US20030143782A1 (en) * | 2002-01-31 | 2003-07-31 | Gilton Terry L. | Methods of forming germanium selenide comprising devices and methods of forming silver selenide comprising structures |
JP3948292B2 (ja) * | 2002-02-01 | 2007-07-25 | 株式会社日立製作所 | 半導体記憶装置及びその製造方法 |
US6707087B2 (en) | 2002-06-21 | 2004-03-16 | Hewlett-Packard Development Company, L.P. | Structure of chalcogenide memory element |
JP4928045B2 (ja) | 2002-10-31 | 2012-05-09 | 大日本印刷株式会社 | 相変化型メモリ素子およびその製造方法 |
KR100481865B1 (ko) | 2002-11-01 | 2005-04-11 | 삼성전자주식회사 | 상변환 기억소자 및 그 제조방법 |
JP4254293B2 (ja) * | 2003-03-25 | 2009-04-15 | 株式会社日立製作所 | 記憶装置 |
JP4634014B2 (ja) * | 2003-05-22 | 2011-02-16 | 株式会社日立製作所 | 半導体記憶装置 |
JP2005150243A (ja) * | 2003-11-12 | 2005-06-09 | Toshiba Corp | 相転移メモリ |
TW200529414A (en) * | 2004-02-06 | 2005-09-01 | Renesas Tech Corp | Storage |
US7411208B2 (en) * | 2004-05-27 | 2008-08-12 | Samsung Electronics Co., Ltd. | Phase-change memory device having a barrier layer and manufacturing method |
-
2005
- 2005-07-08 JP JP2005200054A patent/JP2007019305A/ja active Pending
-
2006
- 2006-07-07 US US11/481,849 patent/US7550756B2/en not_active Expired - Fee Related
- 2006-07-07 CN CNB2006101055100A patent/CN100470823C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931206A (zh) * | 2012-11-16 | 2013-02-13 | 中国科学院上海微系统与信息技术研究所 | 一种高密度相变存储器电路结构及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
US20070090336A1 (en) | 2007-04-26 |
JP2007019305A (ja) | 2007-01-25 |
CN100470823C (zh) | 2009-03-18 |
US7550756B2 (en) | 2009-06-23 |
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