KR100234397B1 - 반도체장치의 금속배선 형성방법 - Google Patents
반도체장치의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100234397B1 KR100234397B1 KR1019960065524A KR19960065524A KR100234397B1 KR 100234397 B1 KR100234397 B1 KR 100234397B1 KR 1019960065524 A KR1019960065524 A KR 1019960065524A KR 19960065524 A KR19960065524 A KR 19960065524A KR 100234397 B1 KR100234397 B1 KR 100234397B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal wiring
- layer
- forming
- barrier layer
- nitrogen
- 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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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/047—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers by introducing additional elements therein
- H10W20/048—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers by introducing additional elements therein by using plasmas or gaseous environments, e.g. by nitriding
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/033—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics
- H10W20/036—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics the barrier, adhesion or liner layers being within a main fill metal
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (9)
- 반도체 기판 상에 콘택홀을 갖는 절연막을 형성하는 단계;상기 콘택홀의 바닥에 오믹층(Ohmic layer)을 형성하는 단계;상기 결과물의 전면에 콜리메이트(collimator)를 사용하지 않고 질소를 포함하는 금속질화막으로 구성된 장벽층(barrier layer)을 형성하는 단계;상기 장벽층 형성 후에 질화처리를 수행하는 단계; 및상기 장벽층의 상부에 금속배선층을 증착하는 단계를 구비하는 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제1항에 있어서, 상기 오믹층(ohmic layer)은 금속 실리사이드인 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제1항에 있어서, 상기 금속배선층은 알루미늄(Al), 텅스턴(W), 구리(Cu), 백금(Pt), 금(Au) 및 이를 포함하는 합금 중에서 선택된 하나인 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제1항에 있어서, 상기 장벽층의 상부에 금속배선층을 증착하는 방법은 화학기상 증착(CVD) 방식인 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제1항에 있어서, 상기 질화처리는 N2또는NH3의 분위기에서 열처리, 급속 열처리 및 RF 플라즈마 처리중에서 선택된 하나로 추가 처리하여 질소의 조성을 높이는 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제5항에 있어서, 상기 N2또는NH3의 분위기에서 열처리는 400∼600℃의 범위에서 진행하는 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제5항에 있어서, 상기 급속 열처리는 600∼900℃의 범위에서 진행하는 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제1항에 있어서, 상기 금속질화막으로 구성된 장벽층(barrier layer)은 불순물이 첨가되어 있는 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
- 제8항에 있어서, 상기 불순물은 실리콘(Si) 또는 붕소(B)인 것을 특징으로 하는 반도체 장치의 금속배선 형성방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960065524A KR100234397B1 (ko) | 1996-12-13 | 1996-12-13 | 반도체장치의 금속배선 형성방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960065524A KR100234397B1 (ko) | 1996-12-13 | 1996-12-13 | 반도체장치의 금속배선 형성방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980047082A KR19980047082A (ko) | 1998-09-15 |
| KR100234397B1 true KR100234397B1 (ko) | 1999-12-15 |
Family
ID=19487755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960065524A Expired - Fee Related KR100234397B1 (ko) | 1996-12-13 | 1996-12-13 | 반도체장치의 금속배선 형성방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100234397B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100790264B1 (ko) | 2006-08-07 | 2008-01-02 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 반도체 소자의 제조방법 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03286527A (ja) * | 1990-04-03 | 1991-12-17 | Sony Corp | 配線形成方法 |
-
1996
- 1996-12-13 KR KR1019960065524A patent/KR100234397B1/ko not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03286527A (ja) * | 1990-04-03 | 1991-12-17 | Sony Corp | 配線形成方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR19980047082A (ko) | 1998-09-15 |
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