KR0172254B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR0172254B1 KR0172254B1 KR1019950004449A KR19950004449A KR0172254B1 KR 0172254 B1 KR0172254 B1 KR 0172254B1 KR 1019950004449 A KR1019950004449 A KR 1019950004449A KR 19950004449 A KR19950004449 A KR 19950004449A KR 0172254 B1 KR0172254 B1 KR 0172254B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal wiring
- forming
- thin film
- film
- metal
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 111
- 239000002184 metal Substances 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000004065 semiconductor Substances 0.000 title claims abstract description 23
- 239000010408 film Substances 0.000 claims abstract description 61
- 239000010409 thin film Substances 0.000 claims abstract description 45
- 239000012535 impurity Substances 0.000 claims abstract description 28
- 150000002500 ions Chemical class 0.000 claims abstract description 17
- 238000005530 etching Methods 0.000 claims abstract description 16
- 230000004888 barrier function Effects 0.000 claims abstract description 15
- 238000009792 diffusion process Methods 0.000 claims abstract description 15
- 238000005468 ion implantation Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 10
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical group [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 10
- 238000001312 dry etching Methods 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- 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
- H01L21/76885—By forming conductive members before deposition of protective insulating material, e.g. pillars, studs
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)
- 하부 금속배선과 상부 금속배선으로 된 반도체 소자의 금속배선형성방법에 있어서, 산화막이 형성된 반도체 기판상의 하부 금속배선용 제1금속박막을 형성하는 공정과; 선택적으로 제1금속박막으로 불순물 이온을 주입하여 제1금속박막에 불순물 이온주입영역을 형성하는 공정과; 제1금속박막상에 확산 방지막을 형성하는 공정과; 상기 제1금속박막과 확산방지막을 식각하여 하부 금속배선을 형성하는 공정과; 하부 금속배선을 포함한 기판상에 산화막을 형성하는 공정과; 상기 불순물 이온주입영역이 노출되도록 상기 산화막과 확산방지막을 식각하여 비어 홀을 형성하는 공정과; 비아 홀을 포함한 산화막상에 제2금속박막과 확산방지막으로 된 상부 금속배선을 형성하는 공정으로 이루어지는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항에 있어서, 상기 불순물이온 주입영역은 비아 홀의 크기보다 큰 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항 내지 제2항중 어느 한 항에 있어서, 상기 불순물 이온은 실리콘 원자인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항 내지 제2항중 어느 한 항에 있어서, 상기 불순물 이온은 탄탈륨인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항에 있어서, 상기 확산 방지막은 티타늄 질화막인 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950004449A KR0172254B1 (ko) | 1995-03-04 | 1995-03-04 | 반도체 소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950004449A KR0172254B1 (ko) | 1995-03-04 | 1995-03-04 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960035968A KR960035968A (ko) | 1996-10-28 |
KR0172254B1 true KR0172254B1 (ko) | 1999-03-30 |
Family
ID=19409233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950004449A KR0172254B1 (ko) | 1995-03-04 | 1995-03-04 | 반도체 소자의 금속배선 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0172254B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990027836A (ko) * | 1997-09-30 | 1999-04-15 | 윤종용 | 반도체 장치의 비아홀 형성방법 |
KR100752189B1 (ko) * | 2006-08-07 | 2007-08-27 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
-
1995
- 1995-03-04 KR KR1019950004449A patent/KR0172254B1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990027836A (ko) * | 1997-09-30 | 1999-04-15 | 윤종용 | 반도체 장치의 비아홀 형성방법 |
KR100752189B1 (ko) * | 2006-08-07 | 2007-08-27 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR960035968A (ko) | 1996-10-28 |
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