KR100317495B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100317495B1 KR100317495B1 KR1019990056649A KR19990056649A KR100317495B1 KR 100317495 B1 KR100317495 B1 KR 100317495B1 KR 1019990056649 A KR1019990056649 A KR 1019990056649A KR 19990056649 A KR19990056649 A KR 19990056649A KR 100317495 B1 KR100317495 B1 KR 100317495B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- forming
- metal wiring
- coti
- metal layer
- 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.)
- Expired - Fee Related
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- 239000002184 metal Substances 0.000 title claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000004065 semiconductor Substances 0.000 title claims abstract description 18
- 230000004888 barrier function Effects 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 9
- 238000000151 deposition Methods 0.000 claims description 8
- 230000008021 deposition Effects 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 238000004544 sputter deposition Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910020517 Co—Ti Inorganic materials 0.000 claims description 2
- 238000005229 chemical vapour deposition Methods 0.000 claims description 2
- 238000000059 patterning Methods 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 7
- 238000009792 diffusion process Methods 0.000 abstract description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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
- H01L21/70—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
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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
- H01L21/28518—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 the conductive layers comprising silicides
-
- 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
-
- 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
- H01L21/28556—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 chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (5)
- 콘택 홀이 형성된 기판 상에 Ti막 및 CoTi막을 순차적으로 증착한 후 급속열공정을 실시하여 장벽 금속층을 형성하는 단계; 및전체 상부면에 금속층을 형성한 후 상기 금속층 및 장벽금속층을 패터닝하여 금속배선을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
- 제 1 항에 있어서,상기 Ti막은 400 내지 500℃ 의 온도 및 10 내지 20 mTorr 압력에서 스퍼터링 방법으로 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
- 제 1 항에 있어서,상기 CoTi막은 300 내지 400℃ 의 증착온도 및 10 내지 20 mTorr 압력에서 Co-Ti 혼합 구조를 이용하거나 Co 및 Ti를 각각 이용하는 스퍼터링 방법으로 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
- 제 1 항에 있어서,상기 급속열공정은 질소가스 분위기에서 500 내지 760 Torr 압력 및 500 내지 700℃ 의 온도에서 실시하며, 상기 CoTi막을 다결정질의 CoTi막으로 변하게 하고, 상기 CoTi막 상부에 TiN막이 형성되도록 하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
- 제 1 항에 있어서,상기 금속층은 금속 유기 화학기상증착방법으로 형성된 Cu, Al 및 W 중 어느하나로 이루어지는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990056649A KR100317495B1 (ko) | 1999-12-10 | 1999-12-10 | 반도체 소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990056649A KR100317495B1 (ko) | 1999-12-10 | 1999-12-10 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010055440A KR20010055440A (ko) | 2001-07-04 |
KR100317495B1 true KR100317495B1 (ko) | 2001-12-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990056649A Expired - Fee Related KR100317495B1 (ko) | 1999-12-10 | 1999-12-10 | 반도체 소자의 금속배선 형성방법 |
Country Status (1)
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KR (1) | KR100317495B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114242688B (zh) * | 2020-09-09 | 2025-03-25 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件及其形成方法 |
-
1999
- 1999-12-10 KR KR1019990056649A patent/KR100317495B1/ko not_active Expired - Fee Related
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Publication number | Publication date |
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KR20010055440A (ko) | 2001-07-04 |
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