KR100340858B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100340858B1 KR100340858B1 KR1019950069537A KR19950069537A KR100340858B1 KR 100340858 B1 KR100340858 B1 KR 100340858B1 KR 1019950069537 A KR1019950069537 A KR 1019950069537A KR 19950069537 A KR19950069537 A KR 19950069537A KR 100340858 B1 KR100340858 B1 KR 100340858B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- metal wiring
- forming
- interlayer insulating
- lower electrode
- 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 - Lifetime
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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
- H01L21/70—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
- H01L21/7685—Barrier, adhesion or liner layers the layer covering a conductive structure
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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
-
- 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
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76828—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. thermal treatment
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 (5)
- 반도체 소자의 금속배선 형성방법에 있어서,(가) 하부 전극이 형성된 반도체 기판상에 층간 절연막을 형성하는 단계;(나) 상기의 충간 절연막상에 접착 보조막을 형성하는 단계;(다) 상기의 하부 전극이 노출되도록 상기의 접착 보조막 및 층간 절연막을 사진식각법으로 선택적으로 식각하여 콘택홀을 형성하는 단계;(라) 상기의 콘택홀의 내부 및 주변부 전면에 식각장벽용 텅스텐막을 형성한 후, 에치백하여 텅스텐 플러그를 형성하는 단계; 및(마) 상기 전체 구조 상부에 소정의 금속배선을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제 1 항에 있어서, 상기의 하부 전극은 게이트 전극, 소오스/드레인 전극, 또는 금속 배선인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제 1 항에 있어서, 상기의 단계 (가)에서 층간 절연막은 BPSG막이고, 평탄화는 BPSG막의 비스코스 플로우가 일어나는 온도 이상에서 열처리하거나, 또는 화학기계적 연마법에 의해 수행되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제 1 항에 있어서, 상기의 접착 보조막은 실리콘막 또는 Ti, TiN 또는 Ti와 TiN의 복합막인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제 1 항에 있어서, 상기의 단계 (마)에서 금속배선은 주성분이 Al, Ti/Al의 이중구조, 또는 Ti/TiN/Al의 3중 구조인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950069537A KR100340858B1 (ko) | 1995-12-30 | 1995-12-30 | 반도체 소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950069537A KR100340858B1 (ko) | 1995-12-30 | 1995-12-30 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970052505A KR970052505A (ko) | 1997-07-29 |
KR100340858B1 true KR100340858B1 (ko) | 2002-11-07 |
Family
ID=37488175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950069537A Expired - Lifetime KR100340858B1 (ko) | 1995-12-30 | 1995-12-30 | 반도체 소자의 금속배선 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100340858B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100894769B1 (ko) * | 2006-09-29 | 2009-04-24 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 배선 형성방법 |
-
1995
- 1995-12-30 KR KR1019950069537A patent/KR100340858B1/ko not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100894769B1 (ko) * | 2006-09-29 | 2009-04-24 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 배선 형성방법 |
Also Published As
Publication number | Publication date |
---|---|
KR970052505A (ko) | 1997-07-29 |
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