KR100607809B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100607809B1 KR100607809B1 KR1020040021783A KR20040021783A KR100607809B1 KR 100607809 B1 KR100607809 B1 KR 100607809B1 KR 1020040021783 A KR1020040021783 A KR 1020040021783A KR 20040021783 A KR20040021783 A KR 20040021783A KR 100607809 B1 KR100607809 B1 KR 100607809B1
- Authority
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- South Korea
- Prior art keywords
- forming
- metal wiring
- layer
- diffusion barrier
- via hole
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 78
- 239000002184 metal Substances 0.000 title claims abstract description 53
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 53
- 239000004065 semiconductor Substances 0.000 title claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 62
- 239000010410 layer Substances 0.000 claims abstract description 55
- 238000009792 diffusion process Methods 0.000 claims abstract description 46
- 230000004888 barrier function Effects 0.000 claims abstract description 42
- 239000011229 interlayer Substances 0.000 claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 8
- 238000000059 patterning Methods 0.000 claims abstract description 6
- 238000009713 electroplating Methods 0.000 claims abstract description 4
- 238000004544 sputter deposition Methods 0.000 claims description 42
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 238000001465 metallisation Methods 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 238000005137 deposition process Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 6
- 238000005530 etching Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000992 sputter etching Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 239000005751 Copper oxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000011800 void material Substances 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/2855—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by physical means, e.g. sputtering, evaporation
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/14—Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/129—Polyhedrons, tetrapods or similar bodies, whether or not threaded on strings
-
- 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)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (6)
- 제1 금속배선이 형성된 제1 층간 절연막 상부에 제1 확산 방지막, 제2 층간 절연막, 제3 층간 절연막 및 캡핑막을 순차적으로 형성하는 단계;상기 형성된 결과물의 제1 금속배선이 노출되도록 상기 캡핑막, 제3 층간 연막, 제2 층간 절연막 및 제1 확산 방지막을 패터닝하여 비아홀을 형성하는 단계;상기 비아홀이 형성된 결과물에 상기 제2 층간 절연막의 소정 표면이 노출되도록 상기 캡핑막 및 제3 층간 절연막을 패터닝하여 금속배선 트렌치를 형성하는 단계;상기 형성된 결과물의 비아홀 및 금속배선 트렌치에 3단계 증착 공정을 통해 제2 확산 방지막을 형성하는 단계; 및상기 제2 확산 방지막의 형성이 완료된 비아홀 및 금속배선 트렌치에 구리 시드층을 순차적으로 형성한 후 전기도금공정을 통해 구리층을 형성하여 비아 및 금속배선의 형성을 완료하는 단계를 포함하는 반도체 소자의 금속배선 형성방법.
- 삭제
- 제1 항에 있어서, 상기 3 단계의 공정은이온화된 스퍼터링 공정, 고압 스퍼터링 공정 및 바이어스 스퍼터링 공정을 순차적으로 수행하는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제3 항에 있어서, 상기 이온화된 스퍼터링 공정은3 Torr이하의 저압, 5kW이상의 고전력 및 고자계로 유지하여 수행하는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제3 항에 있어서, 상기 고압 스퍼터링 공정은3 Torr이상의 고압, 5kW이하의 저전력 및 자계가 없도록 유지하여 수행하는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제3 항에 있어서, 상기 바이어스 스퍼터링 공정은3 Torr이하의 저압, 기판에 250~ 500W 정도의 RF를 인가하여 수행하고, 아르곤(Ar)이온을 공급한 리모트 플라즈마를 이용하는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040021783A KR100607809B1 (ko) | 2004-03-30 | 2004-03-30 | 반도체 소자의 금속배선 형성방법 |
US11/089,819 US7220675B2 (en) | 2004-03-30 | 2005-03-25 | Method of forming metal wiring of semiconductor device |
TW094109749A TWI358094B (en) | 2004-03-30 | 2005-03-29 | Method of forming metal wiring of semiconductor de |
CNB2005100788932A CN100533707C (zh) | 2004-03-30 | 2005-03-30 | 形成半导体器件的金属布线的方法 |
US12/284,848 USRE41653E1 (en) | 2004-03-30 | 2008-09-25 | Method of forming metal wiring of semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040021783A KR100607809B1 (ko) | 2004-03-30 | 2004-03-30 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050097062A KR20050097062A (ko) | 2005-10-07 |
KR100607809B1 true KR100607809B1 (ko) | 2006-08-02 |
Family
ID=35054937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040021783A KR100607809B1 (ko) | 2004-03-30 | 2004-03-30 | 반도체 소자의 금속배선 형성방법 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7220675B2 (ko) |
KR (1) | KR100607809B1 (ko) |
CN (1) | CN100533707C (ko) |
TW (1) | TWI358094B (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070232060A1 (en) * | 2006-03-29 | 2007-10-04 | Stmicroelectronics, Inc. | Hybrid ionized physical vapor deposition of via and trench liners |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5895266A (en) * | 1996-02-26 | 1999-04-20 | Applied Materials, Inc. | Titanium nitride barrier layers |
EP1034566A1 (en) | 1997-11-26 | 2000-09-13 | Applied Materials, Inc. | Damage-free sculptured coating deposition |
JPH11340226A (ja) | 1998-05-22 | 1999-12-10 | Sony Corp | 半導体装置の製造方法 |
KR100373357B1 (ko) | 1999-05-31 | 2003-02-25 | 주식회사 하이닉스반도체 | 다단계 알루미늄 스퍼터링을 이용한 반도체 소자의 금속배선형성방법 |
JP3562628B2 (ja) * | 1999-06-24 | 2004-09-08 | 日本電気株式会社 | 拡散バリア膜、多層配線構造、およびそれらの製造方法 |
JP4377040B2 (ja) | 2000-07-24 | 2009-12-02 | Necエレクトロニクス株式会社 | 半導体の製造方法 |
KR100386628B1 (ko) | 2001-06-27 | 2003-06-09 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 배선 형성방법 |
KR100474857B1 (ko) * | 2002-06-29 | 2005-03-10 | 매그나칩 반도체 유한회사 | 반도체 소자의 구리 배선 형성방법 |
DE10308968B4 (de) * | 2003-02-28 | 2006-09-14 | Advanced Micro Devices, Inc., Sunnyvale | Verfahren zur Herstellung einer leitenden Barrierenschicht mit verbesserter Bedeckung innerhalb kritischer Öffnungen |
DE10319136B4 (de) * | 2003-04-28 | 2008-06-12 | Advanced Micro Devices, Inc., Sunnyvale | Verfahren zur Herstellung einer Metallisierungsschicht mit einer mit Stickstoff angereicherten Barrierenschicht mit kleinem ε |
JP4339152B2 (ja) * | 2004-03-08 | 2009-10-07 | 富士通マイクロエレクトロニクス株式会社 | 配線構造の形成方法 |
-
2004
- 2004-03-30 KR KR1020040021783A patent/KR100607809B1/ko active IP Right Grant
-
2005
- 2005-03-25 US US11/089,819 patent/US7220675B2/en not_active Ceased
- 2005-03-29 TW TW094109749A patent/TWI358094B/zh active
- 2005-03-30 CN CNB2005100788932A patent/CN100533707C/zh active Active
-
2008
- 2008-09-25 US US12/284,848 patent/USRE41653E1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN100533707C (zh) | 2009-08-26 |
US7220675B2 (en) | 2007-05-22 |
US20050221607A1 (en) | 2005-10-06 |
KR20050097062A (ko) | 2005-10-07 |
CN1722405A (zh) | 2006-01-18 |
TWI358094B (en) | 2012-02-11 |
TW200537623A (en) | 2005-11-16 |
USRE41653E1 (en) | 2010-09-07 |
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