KR20030074870A - 반도체 소자의 금속 배선 형성 방법 - Google Patents
반도체 소자의 금속 배선 형성 방법 Download PDFInfo
- Publication number
- KR20030074870A KR20030074870A KR1020020013855A KR20020013855A KR20030074870A KR 20030074870 A KR20030074870 A KR 20030074870A KR 1020020013855 A KR1020020013855 A KR 1020020013855A KR 20020013855 A KR20020013855 A KR 20020013855A KR 20030074870 A KR20030074870 A KR 20030074870A
- Authority
- KR
- South Korea
- Prior art keywords
- barrier metal
- metal film
- film
- conductor
- forming
- 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.)
- Ceased
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 95
- 239000002184 metal Substances 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 57
- 239000004065 semiconductor Substances 0.000 title claims abstract description 19
- 230000004888 barrier function Effects 0.000 claims abstract description 52
- 239000004020 conductor Substances 0.000 claims abstract description 24
- 239000010410 layer Substances 0.000 claims abstract description 19
- 239000011229 interlayer Substances 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims abstract description 12
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 20
- 229910052721 tungsten Inorganic materials 0.000 claims description 18
- 239000010937 tungsten Substances 0.000 claims description 18
- 238000005498 polishing Methods 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 238000001312 dry etching Methods 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000006748 scratching Methods 0.000 abstract description 4
- 230000002393 scratching effect Effects 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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
- H01L21/70—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
-
- 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
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means 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
- H01L21/02—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
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- 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
- H01L21/7684—Smoothing; Planarisation
-
- 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
Landscapes
- 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
Claims (4)
- 도전 패턴 또는 도전 영역을 포함한 반도체 기판 상부에 층간 절연막을 형성하고 상기 층간 절연막에 콘택/비아홀을 형성하는 단계;상기 콘택/비아홀이 형성된 층간 절연막 상부에 Ti막과 TiN막이 적층된 제 1장벽 금속막을 형성하는 단계;상기 제 1장벽 금속막이 형성된 콘택/비아홀에 도전체를 소정의 두께로 형성하고 상기 장벽 금속막에 도전체가 잔존하도록 상기 도전체를 CMP로 연마하는 단계;상기 연마된 도전체 상에 제 2장벽 금속막, 금속층, 제 3장벽 금속막을 순차적으로 형성하고, 상기 제 3장벽 금속막 상에 금속 배선을 정의하는 마스크 패턴을 형성하는 단계;상기 마스크 패턴에 따라 상기 제 3장벽 금속막, 금속층, 제 2장벽 금속막, 패터닝된 도전체 및 제 1장벽 금속막을 함께 패터닝하여 상기 금속 배선을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서,상기 2절연막, 금속층, 제 2장벽 금속막, 패터닝된 도전체 및 제 1장벽 금속막은,상기 마스크 패턴에 맞추어 건식 식각 공정에 의해 패터닝되는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서,상기 도전체는, 텅스텐으로 이루어지며 상기 패터닝된 도전체는 텅스텐 플러그인 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서,상기 도전체의 연마 결과 장벽 금속막의 상부에 잔존하는 도전체의 두께는 500Å 인 것을 특징으로 하는 반도체 소자의 금속배선 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020013855A KR20030074870A (ko) | 2002-03-14 | 2002-03-14 | 반도체 소자의 금속 배선 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020013855A KR20030074870A (ko) | 2002-03-14 | 2002-03-14 | 반도체 소자의 금속 배선 형성 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20030074870A true KR20030074870A (ko) | 2003-09-22 |
Family
ID=32224792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020013855A Ceased KR20030074870A (ko) | 2002-03-14 | 2002-03-14 | 반도체 소자의 금속 배선 형성 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR20030074870A (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100645225B1 (ko) * | 2004-12-23 | 2006-11-10 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 형성방법 및 그 반도체 소자 |
KR100668960B1 (ko) * | 2004-12-23 | 2007-01-12 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 및 그의 형성 방법 |
KR100787557B1 (ko) * | 2005-10-07 | 2007-12-21 | 엔이씨 일렉트로닉스 가부시키가이샤 | 개선된 금속배선을 구비한 반도체장치 |
KR101038584B1 (ko) * | 2009-07-08 | 2011-06-07 | 이미자 | 볼링용 손목보호대의 각도 조절장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960002060A (ko) * | 1994-06-17 | 1996-01-26 | 제임스 이. 앤더슨 | 화상처리와 같은 병렬처리를 위한 캐쉬 버스트 구조 |
JP2001203267A (ja) * | 2000-01-21 | 2001-07-27 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
KR100327580B1 (ko) * | 1999-06-29 | 2002-03-14 | 박종섭 | 반도체 소자의 금속배선 형성 방법 |
KR100355863B1 (ko) * | 1999-12-23 | 2002-10-12 | 아남반도체 주식회사 | 반도체 소자의 배선 형성 방법 |
-
2002
- 2002-03-14 KR KR1020020013855A patent/KR20030074870A/ko not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960002060A (ko) * | 1994-06-17 | 1996-01-26 | 제임스 이. 앤더슨 | 화상처리와 같은 병렬처리를 위한 캐쉬 버스트 구조 |
KR100327580B1 (ko) * | 1999-06-29 | 2002-03-14 | 박종섭 | 반도체 소자의 금속배선 형성 방법 |
KR100355863B1 (ko) * | 1999-12-23 | 2002-10-12 | 아남반도체 주식회사 | 반도체 소자의 배선 형성 방법 |
JP2001203267A (ja) * | 2000-01-21 | 2001-07-27 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100645225B1 (ko) * | 2004-12-23 | 2006-11-10 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 형성방법 및 그 반도체 소자 |
KR100668960B1 (ko) * | 2004-12-23 | 2007-01-12 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 및 그의 형성 방법 |
KR100787557B1 (ko) * | 2005-10-07 | 2007-12-21 | 엔이씨 일렉트로닉스 가부시키가이샤 | 개선된 금속배선을 구비한 반도체장치 |
KR101038584B1 (ko) * | 2009-07-08 | 2011-06-07 | 이미자 | 볼링용 손목보호대의 각도 조절장치 |
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