KR100546159B1 - 금속 배선 형성 방법 - Google Patents
금속 배선 형성 방법 Download PDFInfo
- Publication number
- KR100546159B1 KR100546159B1 KR1020000086355A KR20000086355A KR100546159B1 KR 100546159 B1 KR100546159 B1 KR 100546159B1 KR 1020000086355 A KR1020000086355 A KR 1020000086355A KR 20000086355 A KR20000086355 A KR 20000086355A KR 100546159 B1 KR100546159 B1 KR 100546159B1
- Authority
- KR
- South Korea
- Prior art keywords
- tungsten
- layer
- hole
- wiring
- metal wiring
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 title claims abstract description 20
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 32
- 239000010937 tungsten Substances 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 16
- 238000005530 etching Methods 0.000 claims abstract description 10
- 239000004065 semiconductor Substances 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000000151 deposition Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000008021 deposition Effects 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
-
- 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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76802—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 dielectrics, e.g. smoothing by forming openings in dielectrics
-
- 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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- 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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
반도체 기판을 식각하여 홀을 형성하는 단계와,
텅스텐 증착을 위한 클리닝 공정을 수행한 후 상기 홀을 매립하도록 반도체 기판 전면에 소정 두께의 배리어막 및 텅스텐 층을 증착하는 단계와,
상기 텅스텐 층 상부에 홀 영역을 정의하는 마스크 패턴을 형성하는 단계와,
상기 마스크 패턴을 식각 마스크로 상기 텅스텐 층을 식각하는 단계와,
금속 배선층을 형성하는 단계와,
상기 금속배선층을 식각하여 금속배선을 형성하는 단계
를 포함하여 이루어지는 것을 특징으로 한다.
Claims (3)
- 반도체 기판을 식각하여 홀을 형성하는 단계와,텅스텐 증착을 위한 클리닝 공정을 수행한 후 상기 홀을 매립하도록 반도체 기판 전면에 소정 두께의 배리어막 및 텅스텐 층을 증착하는 단계와,상기 텅스텐 층 상부에 홀 영역을 정의하는 마스크 패턴을 형성하는 단계와,상기 마스크 패턴을 식각 마스크로 상기 텅스텐 층을 식각하는 단계와,금속 배선층을 형성하는 단계와,상기 금속배선층을 식각하여 금속배선을 형성하는 단계를 포함하여 이루어지는 것을 특징으로 하는 금속 배선 형성 방법.
- 제 1 항에 있어서,상기 마스크 패턴은 상기 홀의 선폭보다 넓게 형성하는 것을 특징으로 하는 금속 배선 형성 방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000086355A KR100546159B1 (ko) | 2000-12-29 | 2000-12-29 | 금속 배선 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000086355A KR100546159B1 (ko) | 2000-12-29 | 2000-12-29 | 금속 배선 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020058293A KR20020058293A (ko) | 2002-07-12 |
KR100546159B1 true KR100546159B1 (ko) | 2006-01-24 |
Family
ID=27689388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000086355A KR100546159B1 (ko) | 2000-12-29 | 2000-12-29 | 금속 배선 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100546159B1 (ko) |
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2000
- 2000-12-29 KR KR1020000086355A patent/KR100546159B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20020058293A (ko) | 2002-07-12 |
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