KR100910225B1 - 반도체 소자의 다층 금속배선 형성방법 - Google Patents
반도체 소자의 다층 금속배선 형성방법 Download PDFInfo
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- KR100910225B1 KR100910225B1 KR1020060137251A KR20060137251A KR100910225B1 KR 100910225 B1 KR100910225 B1 KR 100910225B1 KR 1020060137251 A KR1020060137251 A KR 1020060137251A KR 20060137251 A KR20060137251 A KR 20060137251A KR 100910225 B1 KR100910225 B1 KR 100910225B1
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- metal wiring
- semiconductor device
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 50
- 239000002184 metal Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 44
- 239000004065 semiconductor Substances 0.000 title claims abstract description 18
- 238000009792 diffusion process Methods 0.000 claims abstract description 18
- 239000011229 interlayer Substances 0.000 claims abstract description 10
- 238000004381 surface treatment Methods 0.000 claims abstract description 10
- 238000000151 deposition Methods 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 37
- 230000008569 process Effects 0.000 claims description 11
- 230000009977 dual effect Effects 0.000 claims description 8
- 238000005229 chemical vapour deposition Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000009832 plasma treatment Methods 0.000 claims description 4
- 238000001465 metallisation Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 description 16
- 239000010949 copper Substances 0.000 description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- 229910052802 copper Inorganic materials 0.000 description 11
- 238000000231 atomic layer deposition Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000007480 spreading Effects 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
- H01L21/02—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
-
- 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
- H01L21/76846—Layer combinations
-
- 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
- H01L21/70—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/53204—Conductive materials
- H01L23/53209—Conductive materials based on metals, e.g. alloys, metal silicides
- H01L23/53228—Conductive materials based on metals, e.g. alloys, metal silicides the principal metal being copper
- H01L23/53238—Additional layers associated with copper layers, e.g. adhesion, barrier, cladding layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (13)
- 반도체기판 상에 금속배선이 형성된 영역을 한정하는 다마신 패턴을 구비한 층간절연막을 형성하는 단계;상기 다마신 패턴을 포함한 층간절연막 상에 제1WNx막을 증착하는 단계;상기 제1WNx막을 표면 처리하여 상기 제1WNx막의 표면 상에 WCyNx막을 형성하는 단계;상기 WCyNx막 상에 제2WNx막을 증착하여 상기 제1WNx막과 WCyNx막 및 제2WNx막이 적층된 확산방지막을 형성하는 단계; 및상기 제2WNx막이 형성된 다마신 패턴이 매립되도록 상기 제2WNx막 상에 배선용 금속막을 형성하는 단계;를 포함하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 다마신 패턴은 싱글 또는 듀얼 타입으로 이루어진 것을 특징으로 하는 다마신 공정을 이용한 반도체 소자의 다층 금속배선 형성방법.
- 제 2 항에 있어서,상기 싱글 타입의 다마신 패턴은 트렌치를 포함하는 것을 특징으로 다마신 공정을 이용한 반도체 소자의 다층 금속배선 형성방법.
- 제 2 항에 있어서,상기 듀얼 타입의 다마신 패턴은 비아홀 및 트렌치를 포함하는 것을 특징으로 하는 다마신 공정을 이용한 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제1WNx막은 CVD 방식 또는 ALD 방식에 따라 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제1WNx막은 10∼200Å 두께로 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제1WNx막에서 x의 조성비는 0.1∼10를 갖는 것을 특징으로 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제1WNx막의 표면 처리는, CH3 또는 C2H5 분위기에서 열처리로 수행하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 WCyNx막은 5∼50Å 두께로 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 8 항에 있어서,상기 제1WNx막의 표면 처리는, CH3 또는 C2H5 분위기와 200∼500℃의 온도, 1∼100torr의 압력 및 0.1∼1㎾의 RF 파워 조건하에서의 플라즈마 처리로 수행하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제2WNx막은 CVD 방식 또는 ALD 방식에 따라 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 제2WNx막은 10∼200Å 두께로 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
- 제 1 항에 있어서,상기 배선용 금속막은 Cu막으로 형성하는 것을 특징으로 하는 반도체 소자의 다층 금속배선 형성방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060137251A KR100910225B1 (ko) | 2006-12-28 | 2006-12-28 | 반도체 소자의 다층 금속배선 형성방법 |
US11/755,814 US7531902B2 (en) | 2006-12-28 | 2007-05-31 | Multi-layered metal line of semiconductor device having excellent diffusion barrier and method for forming the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020060137251A KR100910225B1 (ko) | 2006-12-28 | 2006-12-28 | 반도체 소자의 다층 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
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KR20080062006A KR20080062006A (ko) | 2008-07-03 |
KR100910225B1 true KR100910225B1 (ko) | 2009-07-31 |
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KR1020060137251A Expired - Fee Related KR100910225B1 (ko) | 2006-12-28 | 2006-12-28 | 반도체 소자의 다층 금속배선 형성방법 |
Country Status (2)
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US (1) | US7531902B2 (ko) |
KR (1) | KR100910225B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016204504A1 (ko) * | 2015-06-19 | 2016-12-22 | 엘지이노텍 주식회사 | 표면실장부품 모듈 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009231497A (ja) * | 2008-03-21 | 2009-10-08 | Toshiba Corp | 半導体装置及び半導体装置の製造方法 |
US20150228585A1 (en) * | 2014-02-10 | 2015-08-13 | Globalfoundries Inc. | Self-forming barrier integrated with self-aligned cap |
CN105161523B (zh) * | 2015-08-13 | 2018-09-25 | 京东方科技集团股份有限公司 | 一种电极、薄膜晶体管、阵列基板及显示设备 |
KR102048421B1 (ko) * | 2017-12-22 | 2019-11-25 | 엘지이노텍 주식회사 | 표면실장부품 모듈 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990055155A (ko) * | 1997-12-27 | 1999-07-15 | 김영환 | 반도체 장치의 장벽 금속막 형성방법 |
KR20030002143A (ko) * | 2001-06-30 | 2003-01-08 | 주식회사 하이닉스반도체 | 금속배선 형성 방법 |
KR20040077421A (ko) * | 2003-02-28 | 2004-09-04 | 삼성전자주식회사 | 반도체 장치의 금속배선 형성 방법 |
US7154178B2 (en) | 2000-06-05 | 2006-12-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Multilayer diffusion barrier for copper interconnections |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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TW521323B (en) * | 1999-03-19 | 2003-02-21 | Tokyo Electron Ltd | Semiconductor device and the manufacturing method thereof |
US6417537B1 (en) * | 2000-01-18 | 2002-07-09 | Micron Technology, Inc. | Metal oxynitride capacitor barrier layer |
JP2003282571A (ja) * | 2002-03-25 | 2003-10-03 | Toshiba Corp | 半導体装置の製造方法 |
JP2006505127A (ja) * | 2002-10-29 | 2006-02-09 | エーエスエム インターナショナル エヌ.ヴェー. | 酸素架橋構造及び方法 |
US20060024953A1 (en) * | 2004-07-29 | 2006-02-02 | Papa Rao Satyavolu S | Dual damascene diffusion barrier/liner process with selective via-to-trench-bottom recess |
US7449409B2 (en) * | 2005-03-14 | 2008-11-11 | Infineon Technologies Ag | Barrier layer for conductive features |
-
2006
- 2006-12-28 KR KR1020060137251A patent/KR100910225B1/ko not_active Expired - Fee Related
-
2007
- 2007-05-31 US US11/755,814 patent/US7531902B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990055155A (ko) * | 1997-12-27 | 1999-07-15 | 김영환 | 반도체 장치의 장벽 금속막 형성방법 |
US7154178B2 (en) | 2000-06-05 | 2006-12-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Multilayer diffusion barrier for copper interconnections |
KR20030002143A (ko) * | 2001-06-30 | 2003-01-08 | 주식회사 하이닉스반도체 | 금속배선 형성 방법 |
KR20040077421A (ko) * | 2003-02-28 | 2004-09-04 | 삼성전자주식회사 | 반도체 장치의 금속배선 형성 방법 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016204504A1 (ko) * | 2015-06-19 | 2016-12-22 | 엘지이노텍 주식회사 | 표면실장부품 모듈 |
US10736217B2 (en) | 2015-06-19 | 2020-08-04 | Lg Innotek Co., Ltd. | Surface mounted device module |
Also Published As
Publication number | Publication date |
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US7531902B2 (en) | 2009-05-12 |
US20080157368A1 (en) | 2008-07-03 |
KR20080062006A (ko) | 2008-07-03 |
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