KR100467803B1 - 반도체 소자 제조 방법 - Google Patents
반도체 소자 제조 방법 Download PDFInfo
- Publication number
- KR100467803B1 KR100467803B1 KR10-2002-0043387A KR20020043387A KR100467803B1 KR 100467803 B1 KR100467803 B1 KR 100467803B1 KR 20020043387 A KR20020043387 A KR 20020043387A KR 100467803 B1 KR100467803 B1 KR 100467803B1
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- KR
- South Korea
- Prior art keywords
- copper
- interlayer insulating
- insulating film
- metal wiring
- film
- 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.)
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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
- H01L21/76883—Post-treatment or after-treatment of the conductive material
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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
- H01L21/76801—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
- H01L21/76819—Smoothing of the 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
- H01L21/70—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
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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
- H01L21/70—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
- H01L21/76871—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers
- H01L21/76873—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers for electroplating
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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
- H01L21/30—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]
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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
- H01L21/30—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
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
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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
Claims (9)
- 반도체 기판의 구조물 상에 금속막을 형성하고 패터닝하여 하부 금속배선을 형성하는 단계;상기 하부 금속배선을 포함한 상부 전면에 층간절연막을 증착하고 상기 층간절연막을 선택적으로 식각하여 금속배선구 및 비아를 형성하는 단계;상기 금속배선구와 비아의 내부를 포함하여 상기 층간절연막 상에 베리어금속막과 구리를 형성하여 상기 비아 및 금속배선구를 매립하는 단계;상기 구리를 음극인 전해액에 접촉시켜 상기 구리가 양극으로 작용하는 전해연마법으로, 상기 구리의 상면이 상기 금속배선구의 상면보다 낮아질 때까지 상기 구리를 제거하는 단계;상기 층간절연막의 상면이 상기 구리의 상면과 동일하게 될 때까지 상기 베리어금속막과 층간절연막을 건식식각하는 단계를 포함하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 구리를 전해연마법으로 제거하기 전에, 상기 층간절연막이 노출되지 않을 때까지 상기 구리를 화학기계적 연마하여 소정두께 제거하는 반도체 소자 제조 방법.
- 제 2 항에 있어서,상기 화학기계적 연마로 제거하는 상기 구리의 두께는 상기 층간절연막 상의 구리 총 두께에 대해 2/3 이내인 반도체 소자 제조 방법.
- 삭제
- 제 1 항에 있어서,상기 베리어금속막은 Ti, Ta, TaN, 탄소가 함유된 TaN로 이루어진 군에서 선택된 한 물질로 형성하는 반도체 소자 제조 방법.
- 제 5 항에 있어서,상기 베리어금속막은 200~700Å의 두께로 형성하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 구리를 형성할 때에는, 상기 구리를 플라즈마 화학기상증착 방법으로 300~1000Å의 두께로 형성한 다음, 전기도금방법으로 형성하여 상기 비아 및 금속배선구를 매립하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 층간절연막의 상면이 상기 구리의 상면과 동일하게 될 때까지 상기 층간절연막을 건식식각하는 단계 이후에는, 상기 구리 및 상기 층간절연막을 화학기계적 연마하여 평탄화하는 단계를 더 포함하는 반도체 소자 제조 방법.
- 제 8 항에 있어서,상기 구리 및 층간절연막을 화학기계적 연마하여 평탄화할 때에는, 상기 구리 및 층간절연막을 500Å 이내의 두께만큼 연마하는 반도체 소자 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0043387A KR100467803B1 (ko) | 2002-07-23 | 2002-07-23 | 반도체 소자 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0043387A KR100467803B1 (ko) | 2002-07-23 | 2002-07-23 | 반도체 소자 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040009445A KR20040009445A (ko) | 2004-01-31 |
KR100467803B1 true KR100467803B1 (ko) | 2005-01-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0043387A Expired - Fee Related KR100467803B1 (ko) | 2002-07-23 | 2002-07-23 | 반도체 소자 제조 방법 |
Country Status (1)
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KR (1) | KR100467803B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101014839B1 (ko) * | 2008-07-01 | 2011-02-16 | 홍익대학교 산학협력단 | 3차원 SiP의 관통형 비아와 범프의 전기화학적 가공방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001015460A (ja) * | 1999-06-30 | 2001-01-19 | Toshiba Corp | 半導体装置の製造方法 |
KR20020054662A (ko) * | 2000-12-28 | 2002-07-08 | 박종섭 | 반도체소자의 금속배선 형성방법 |
KR20020090440A (ko) * | 2001-05-25 | 2002-12-05 | 주식회사 하이닉스반도체 | 반도체 소자의 구리배선 형성방법 |
KR20030093327A (ko) * | 2001-04-24 | 2003-12-06 | 에이씨엠 리서치, 인코포레이티드 | 더미 구조체를 사용하여 트렌치 또는 비아를 구비한웨이퍼 상의 금속층을 전해연마하는 방법 |
-
2002
- 2002-07-23 KR KR10-2002-0043387A patent/KR100467803B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001015460A (ja) * | 1999-06-30 | 2001-01-19 | Toshiba Corp | 半導体装置の製造方法 |
KR20020054662A (ko) * | 2000-12-28 | 2002-07-08 | 박종섭 | 반도체소자의 금속배선 형성방법 |
KR20030093327A (ko) * | 2001-04-24 | 2003-12-06 | 에이씨엠 리서치, 인코포레이티드 | 더미 구조체를 사용하여 트렌치 또는 비아를 구비한웨이퍼 상의 금속층을 전해연마하는 방법 |
KR20020090440A (ko) * | 2001-05-25 | 2002-12-05 | 주식회사 하이닉스반도체 | 반도체 소자의 구리배선 형성방법 |
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Publication number | Publication date |
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KR20040009445A (ko) | 2004-01-31 |
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