KR0168163B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR0168163B1 KR0168163B1 KR1019950046299A KR19950046299A KR0168163B1 KR 0168163 B1 KR0168163 B1 KR 0168163B1 KR 1019950046299 A KR1019950046299 A KR 1019950046299A KR 19950046299 A KR19950046299 A KR 19950046299A KR 0168163 B1 KR0168163 B1 KR 0168163B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- film
- metal wiring
- aluminum layer
- interlayer insulating
- Prior art date
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 69
- 239000002184 metal Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 title claims 2
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 230000004888 barrier function Effects 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 48
- 239000011229 interlayer Substances 0.000 claims description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000000059 patterning Methods 0.000 claims description 4
- 238000009832 plasma treatment Methods 0.000 claims description 4
- 238000002161 passivation Methods 0.000 claims description 3
- 238000005546 reactive sputtering Methods 0.000 claims description 2
- 238000005240 physical vapour deposition Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000008570 general process Effects 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000003892 spreading Methods 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
- H01L21/76801—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
- H01L21/76829—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 characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76834—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 characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers formation of thin insulating films on the sidewalls or on top of conductors
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02266—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by physical ablation of a target, e.g. sputtering, reactive sputtering, physical vapour deposition or pulsed laser deposition
-
- 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
-
- 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
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02172—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides
- H01L21/02175—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal
- H01L21/02178—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal the material containing aluminium, e.g. Al2O3
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)
- Optics & Photonics (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (9)
- 반도체 소자의 금속배선 형성방법에 있어서, 실리콘 기판상에 층간 절연막이 형성되고, 상기 층간 절연막의 일부분에 콘택홀이 형성되는 단계와, 상기 콘택홀을 포함한 상기 층간 절연막상에 베리어 금속층 및 알루미늄층이 순차적으로 형성되는 단계와, 상기 알루미늄층상에 보호막이 형성되는 단계와, 상기 보호막상에 난반사막이 형성되고, 패턴닝 공정으로 하부 금속 배선이 형성되는 단계와, 상기 하부 금속 배선을 포함한 상기 층간 절연막상에 제 1 IMO막, SOG막 및 제 2 IMO 막이 순차적으로 형성되는 단계와, 상기 제 2 IMO 막상에 형성되며, 상기 하부 금속배선의 일부분과 연결되는 금속배선이 형성되는 단계로 이루어지는 것을 특징으로 하는 반도체 소자의 금속 배선 형성방법.
- 제1항에 있어서, 상기 보호막은 ALN으로 형성되는 것을 특징으로 하는 반도체 소자 의 금속배선 형성방법.
- 제1항에 있어서, 상기 보호막은 N2및 NH3증 어느 하나와 25내지 500℃의 온도하에서 반응성 스퍼터링 방식에 의해 형성되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항에있어서, 상기 보호막은 N2및 NH3증 어느 하나와 200내지 500℃의 온도하에서 플라즈마처리에 의해 형성되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제1항에 있어서, 상기 보호막은 100내지 1000Å의 두께로 형성되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 반도체 소자의 금속배선 형성방법에 있어서, 실리콘 기판상에 층간 절연막이 형성되고, 상기 층간 절연막의 일부분에 콘택홀이 형성되는 단계와, 상기 콘택홀을 포함한 상기 층간 절연막방에 베리어 금속층. 알루미늄층 및 난반사막이 순차적으로 형성되고, 패턴닝 공정으로 하부 금속배선이 형성되는 단계와, 상기 알루미늄층의 노출부분에 보호막이 형성되는 단계와, 상기 하부 금속배선을 포함한 상기 층간 절연막상에 제 1 IMO막, SOG막 및 제 2 IMO막이 순차적으로 형성는 단계와. 상기 제 2 IMO막상에 형성되며, 상기 하부 금속배선의 일부분과 연결되는 상부 금속배선이 형성되는 단계로 이루어지는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제6항에 있어서, 상기 보호막은 ALN으로 형성되는 것을 특징으로 하는 반도체소자의 금속배선 형성방법.
- 제6항에 있어서, 상기 보호막은 N2및 NH3중 어느 하나와 200내지 500℃의 온도하에서 플라즈마처리에 의해 형성되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
- 제6항에 있어서. 상기 보호막은 100내지 1000Å의 두께로 형성되는 것을 특징으로 하는 반도체 소자의 금속배선 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950046299A KR0168163B1 (ko) | 1995-12-04 | 1995-12-04 | 반도체 소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950046299A KR0168163B1 (ko) | 1995-12-04 | 1995-12-04 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970052920A KR970052920A (ko) | 1997-07-29 |
KR0168163B1 true KR0168163B1 (ko) | 1999-02-01 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019950046299A KR0168163B1 (ko) | 1995-12-04 | 1995-12-04 | 반도체 소자의 금속배선 형성방법 |
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KR (1) | KR0168163B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100403358B1 (ko) * | 1997-12-19 | 2003-12-18 | 주식회사 하이닉스반도체 | 반도체 장치의 금속 배선 형성 방법 |
-
1995
- 1995-12-04 KR KR1019950046299A patent/KR0168163B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100403358B1 (ko) * | 1997-12-19 | 2003-12-18 | 주식회사 하이닉스반도체 | 반도체 장치의 금속 배선 형성 방법 |
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KR970052920A (ko) | 1997-07-29 |
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