KR100623612B1 - 반도체소자의 금속배선 형성방법 - Google Patents
반도체소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100623612B1 KR100623612B1 KR1020000076663A KR20000076663A KR100623612B1 KR 100623612 B1 KR100623612 B1 KR 100623612B1 KR 1020000076663 A KR1020000076663 A KR 1020000076663A KR 20000076663 A KR20000076663 A KR 20000076663A KR 100623612 B1 KR100623612 B1 KR 100623612B1
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- South Korea
- Prior art keywords
- plasma
- film
- semiconductor device
- metal wiring
- metal
- 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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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 37
- 239000002184 metal Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 title claims description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000009832 plasma treatment Methods 0.000 claims abstract description 13
- 238000000151 deposition Methods 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 229910052721 tungsten Inorganic materials 0.000 abstract description 3
- 238000001465 metallisation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 5
- 229910010348 TiF3 Inorganic materials 0.000 description 4
- 229910009871 Ti5Si3 Inorganic materials 0.000 description 3
- 229910010342 TiF4 Inorganic materials 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- XROWMBWRMNHXMF-UHFFFAOYSA-J titanium tetrafluoride Chemical compound [F-].[F-].[F-].[F-].[Ti+4] XROWMBWRMNHXMF-UHFFFAOYSA-J 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28035—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities
- H01L21/28044—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer
- H01L21/28052—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer the conductor comprising a silicide layer formed by the silicidation reaction of silicon with a metal layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76855—After-treatment introducing at least one additional element into the layer
- H01L21/76856—After-treatment introducing at least one additional element into the layer by treatment in plasmas or gaseous environments, e.g. nitriding a refractory metal liner
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (6)
- 반도체기판 소정영역에 금속콘택을 형성하는 단계와;Ti와 TiN을 상기 금속콘택을 포함한 기판 전면에 차례로 증착하는 단계;SiH4가스를 사용하여 플라즈마 처리를 실시하여 상기 TiN막위에 Si층을 얇게 형성하는 단계; 및상기 Si층상에 W을 증착하여 금속배선을 형성하는 단계를 포함하는 반도체소자의 금속배선 형성방법.
- 제1항에 있어서,상기 Si층은 100Å 이하의 두께로 형성하는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
- 제1항에 있어서,상기 플라즈마 처리시 파워는 50W-2KW 사이의 전압을 이용하고, 플라즈마 반응실의 압력은 0.1-10Torr로 유지하며, 플라즈마 처리시 기판의 온도는 100-500℃로 유지하는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
- 제1항에 있어서,상기 플라즈마 처리는 10초 이상 행하는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
- 제1항에 있어서,상기 플라즈마 처리를 행하면서 동시에 Si이 금속 표면에 잘 흡착되도록 Ar이나 He을 이용한 플라즈마 처리를 병행하는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
- 제1항에 있어서,상기 플라즈마 처리시 상기 Si층의 두께를 얇게 하기 위하여 기판의 온도는 400℃이하로 낮추면서 플라즈마 발생의 전력을 높여 Si이 풍부한 플라즈마 밀도를 증가시키는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000076663A KR100623612B1 (ko) | 2000-12-14 | 2000-12-14 | 반도체소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000076663A KR100623612B1 (ko) | 2000-12-14 | 2000-12-14 | 반도체소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020046467A KR20020046467A (ko) | 2002-06-21 |
KR100623612B1 true KR100623612B1 (ko) | 2006-09-12 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000076663A Expired - Fee Related KR100623612B1 (ko) | 2000-12-14 | 2000-12-14 | 반도체소자의 금속배선 형성방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100623612B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100808584B1 (ko) * | 2005-09-26 | 2008-02-29 | 주식회사 하이닉스반도체 | 반도체 소자의 비트라인 형성방법 |
US7235485B2 (en) | 2005-10-14 | 2007-06-26 | Samsung Electronics Co., Ltd. | Method of manufacturing semiconductor device |
KR102422421B1 (ko) | 2015-06-01 | 2022-07-20 | 삼성전자주식회사 | 배선 구조 및 이를 적용한 전자소자 |
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2000
- 2000-12-14 KR KR1020000076663A patent/KR100623612B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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KR20020046467A (ko) | 2002-06-21 |
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