KR100546145B1 - 반도체 소자의 콘택 플러그 형성방법 - Google Patents
반도체 소자의 콘택 플러그 형성방법 Download PDFInfo
- Publication number
- KR100546145B1 KR100546145B1 KR1019980061978A KR19980061978A KR100546145B1 KR 100546145 B1 KR100546145 B1 KR 100546145B1 KR 1019980061978 A KR1019980061978 A KR 1019980061978A KR 19980061978 A KR19980061978 A KR 19980061978A KR 100546145 B1 KR100546145 B1 KR 100546145B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- contact plug
- semiconductor device
- contact
- gate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000004065 semiconductor Substances 0.000 title claims abstract description 20
- 238000002955 isolation Methods 0.000 claims abstract description 18
- 238000005530 etching Methods 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 28
- 239000011229 interlayer Substances 0.000 claims description 7
- 229920002120 photoresistant polymer Polymers 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 2
- 239000005380 borophosphosilicate glass Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003860 storage Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 2
- 229910021342 tungsten silicide Inorganic materials 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NSBQHHQVAOJUSV-UHFFFAOYSA-N [2,2-dichloro-1-(2,4-dichlorophenyl)ethenyl] diethyl phosphate Chemical compound CCOP(=O)(OCC)OC(=C(Cl)Cl)C1=CC=C(Cl)C=C1Cl NSBQHHQVAOJUSV-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/48—Data lines or contacts therefor
- H10B12/485—Bit line contacts
-
- 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
- H01L21/02129—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 the material being boron or phosphorus doped silicon oxides, e.g. BPSG, BSG or PSG
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
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 (3)
- 소자 분리막이 구비된 반도체 기판 상부에 게이트를 형성하는 단계와,상기 게이트를 포함한 전체구조 상부에 폴리층을 증착하는 단계와,상기 게이트 상부가 노출될때까지 평탄화 식각하는 단계와,상기 구조의 상부에 소자분리막을 노출시키는 감광막 패턴을 형성하는 단계와,상기 감광막 패턴을 식각 마스크로 상기 소자분리막 상부의 폴리층을 제거하는 단계와,전체구조 상부에 제1 층간절연막, 평탄화절연막 및 제2 층간 절연막의 적층구조를 형성하는 단계와,상기 적층 구조를 식각하여 상기 폴리층을 노출시키는 비트라인 콘택홀을 형성하는 단계를 포함하는 반도체 소자의 콘택 플러그 형성방법.
- 제 1 항에 있어서,상기 평탄화 식각 공정은 CMP 공정을 이용하는 것을 특징으로 하는 반도체 소자의 콘택 플러그 형성방법.
- 제 1 항에 있어서,상기 평탄화 절연막으로 BPSG를 사용하는 것을 특징으로 하는 반도체 소자의 콘택 플러그 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980061978A KR100546145B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체 소자의 콘택 플러그 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980061978A KR100546145B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체 소자의 콘택 플러그 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000045420A KR20000045420A (ko) | 2000-07-15 |
KR100546145B1 true KR100546145B1 (ko) | 2006-04-06 |
Family
ID=19568674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980061978A KR100546145B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체 소자의 콘택 플러그 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100546145B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100484258B1 (ko) * | 2001-12-27 | 2005-04-22 | 주식회사 하이닉스반도체 | 반도체 소자 제조 방법 |
-
1998
- 1998-12-30 KR KR1019980061978A patent/KR100546145B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20000045420A (ko) | 2000-07-15 |
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