KR100307969B1 - 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법 - Google Patents
에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법 Download PDFInfo
- Publication number
- KR100307969B1 KR100307969B1 KR1019990032425A KR19990032425A KR100307969B1 KR 100307969 B1 KR100307969 B1 KR 100307969B1 KR 1019990032425 A KR1019990032425 A KR 1019990032425A KR 19990032425 A KR19990032425 A KR 19990032425A KR 100307969 B1 KR100307969 B1 KR 100307969B1
- Authority
- KR
- South Korea
- Prior art keywords
- protective film
- semiconductor device
- gap
- forming
- passivation layer
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000002161 passivation Methods 0.000 title claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims abstract description 41
- 238000000151 deposition Methods 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 17
- 230000008021 deposition Effects 0.000 claims abstract description 9
- 239000011810 insulating material Substances 0.000 claims abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005530 etching Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims 1
- 238000000992 sputter etching Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- 238000005137 deposition process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000005368 silicate glass Substances 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
- H01L21/76801—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
- H01L21/7682—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 the dielectric comprising air gaps
-
- 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
- H01L21/76832—Multiple layers
-
- 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
- H01L21/76837—Filling up the space between adjacent conductive structures; Gap-filling properties of dielectrics
-
- 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
- H01L21/02123—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 silicon
- H01L21/02126—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 silicon the material containing Si, O, and at least one of H, N, C, F, or other non-metal elements, e.g. SiOC, SiOC:H or SiONC
-
- 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
- H01L21/02271—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 decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/02274—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 decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
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- 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)
- Formation Of Insulating Films (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (4)
- 반도체 소자의 보호막을 형성함에 있어서,반도체 기판 상부에 반도체 소자 및 다층의 금속 배선으로 이루어진 구조물을 형성하는 단계;상기 구조물 상부에 갭필 특성이 없도록 절연 물질을 증착하여 상기 최종 금속 배선 사이에 에어갭을 갖는 제 1보호막을 형성하는 단계; 및동일 반응 챔버에서 상기 제 1보호막 상부에 실리콘산화질화막 내지 실리콘질화막 중에서 어느 한 막을 증착하여 제 2보호막을 형성하는 단계를 포함하여 이루어진 것을 특징으로 하는 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법.
- 제 1항에 있어서, 상기 제 1보호막의 물질은 언도프트 실리콘 글래스인 것을 특징으로 하는 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법.
- 제 1항에 있어서, 상기 제 1보호막의 증착 공정은 고밀도 플라즈마 장비에서 스퍼터 식각이 없이 증착만 이루어지도록 하는 것을 특징으로 하는 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법.
- 제 1항에 있어서, 상기 제 2보호막의 증착 공정은 고밀도 플라즈마 장비에서 증착과 식각이 동시에 이루어지도록 진행하는 것을 특징으로 하는 에어갭을 갖는반도체 소자의 다층 보호막 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990032425A KR100307969B1 (ko) | 1999-08-07 | 1999-08-07 | 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990032425A KR100307969B1 (ko) | 1999-08-07 | 1999-08-07 | 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010017091A KR20010017091A (ko) | 2001-03-05 |
KR100307969B1 true KR100307969B1 (ko) | 2001-11-01 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990032425A KR100307969B1 (ko) | 1999-08-07 | 1999-08-07 | 에어갭을 갖는 반도체 소자의 다층 보호막 형성 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100307969B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11309186B2 (en) * | 2020-04-24 | 2022-04-19 | Nanya Technology Corporation | Semiconductor device with air gap in pattern-dense region and method for forming the same |
-
1999
- 1999-08-07 KR KR1019990032425A patent/KR100307969B1/ko active IP Right Grant
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Publication number | Publication date |
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KR20010017091A (ko) | 2001-03-05 |
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