KR100459063B1 - 반도체 소자의 금속 배선의 층간 절연막 제조 방법 - Google Patents
반도체 소자의 금속 배선의 층간 절연막 제조 방법 Download PDFInfo
- Publication number
- KR100459063B1 KR100459063B1 KR10-2002-0027874A KR20020027874A KR100459063B1 KR 100459063 B1 KR100459063 B1 KR 100459063B1 KR 20020027874 A KR20020027874 A KR 20020027874A KR 100459063 B1 KR100459063 B1 KR 100459063B1
- Authority
- KR
- South Korea
- Prior art keywords
- interlayer insulating
- insulating film
- metal wiring
- manufacturing
- film
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000010408 film Substances 0.000 claims abstract description 71
- 239000011229 interlayer Substances 0.000 claims abstract description 55
- 239000002184 metal Substances 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 239000010409 thin film Substances 0.000 claims abstract description 25
- 239000012212 insulator Substances 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 6
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 claims description 6
- 239000012159 carrier gas Substances 0.000 claims description 3
- UPSOBXZLFLJAKK-UHFFFAOYSA-N ozone;tetraethyl silicate Chemical group [O-][O+]=O.CCO[Si](OCC)(OCC)OCC UPSOBXZLFLJAKK-UHFFFAOYSA-N 0.000 claims description 3
- 238000001465 metallisation Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 3
- 239000011800 void material Substances 0.000 abstract description 2
- 238000000151 deposition Methods 0.000 description 21
- 230000008021 deposition Effects 0.000 description 19
- 238000005530 etching Methods 0.000 description 14
- 230000004888 barrier function Effects 0.000 description 6
- 239000010410 layer Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 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
- H01L21/02109—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
- H01L21/02205—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 the layer being characterised by the precursor material for deposition
- H01L21/02208—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 the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si
- H01L21/02214—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 the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen
- H01L21/02216—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 the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen the compound being a molecule comprising at least one silicon-oxygen bond and the compound having hydrogen or an organic group attached to the silicon or oxygen, e.g. a siloxane
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (6)
- 반도체 소자의 금속 배선을 절연하는 층간 절연막을 제조하는 방법에 있어서,반도체 기판의 하부 구조물에 하부 층간 절연막을 형성하고 그 위에 금속 배선을 형성하는 단계;상기 금속 배선이 있는 결과물 전면에 3%이상인 O3 농도를 포함한 절연체박막을 형성하되, 상기 절연체박막이 상기 하부 층간 절연막 부위에서는 얇게, 상기 금속 배선 부위에서는 두껍게 하는 단계; 및상기 O3 절연체박막 상부에 HDP CVD에 의한 상부 층간 절연막을 형성하는 단계를 구비하는 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
- 제 1항에 있어서, 상기 O3 절연체박막은 O3-TEOS 또는 O3-HMDS인 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
- 제 1항에 있어서, 상기 O3 절연체박막의 두께는 1000Å이하로 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
- 제 1항에 있어서, 상기 O3 절연체박막은 APCVD 또는 SACVD로 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
- 제 4항에 있어서, 상기 APCVD 공정은 상압에서 O3/O2와 TEOS를 N2 또는 He 캐리어 가스와 함께 흘려 300℃∼600℃ 온도범위에서 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
- 제 4항에 있어서, 상기 SACVD의 공정은 100Torr∼760Torr의 압력하에서O3/O2와 TEOS를 N2 또는 He 캐리어 가스와 함께 흘려 300℃∼600℃ 온도범위에서 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선의 층간 절연막 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0027874A KR100459063B1 (ko) | 2002-05-20 | 2002-05-20 | 반도체 소자의 금속 배선의 층간 절연막 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0027874A KR100459063B1 (ko) | 2002-05-20 | 2002-05-20 | 반도체 소자의 금속 배선의 층간 절연막 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030089945A KR20030089945A (ko) | 2003-11-28 |
KR100459063B1 true KR100459063B1 (ko) | 2004-12-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0027874A KR100459063B1 (ko) | 2002-05-20 | 2002-05-20 | 반도체 소자의 금속 배선의 층간 절연막 제조 방법 |
Country Status (1)
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KR (1) | KR100459063B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07273194A (ja) * | 1994-03-30 | 1995-10-20 | Nec Corp | 半導体装置の製造方法 |
JPH11219951A (ja) * | 1997-11-25 | 1999-08-10 | Sony Corp | 半導体装置の製造方法及び製造装置 |
JPH11330237A (ja) * | 1998-05-14 | 1999-11-30 | Fujitsu Ltd | 半導体装置およびその製造方法 |
JP2001110804A (ja) * | 1999-10-07 | 2001-04-20 | Matsushita Electronics Industry Corp | 半導体装置およびその製造方法 |
-
2002
- 2002-05-20 KR KR10-2002-0027874A patent/KR100459063B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07273194A (ja) * | 1994-03-30 | 1995-10-20 | Nec Corp | 半導体装置の製造方法 |
JPH11219951A (ja) * | 1997-11-25 | 1999-08-10 | Sony Corp | 半導体装置の製造方法及び製造装置 |
JPH11330237A (ja) * | 1998-05-14 | 1999-11-30 | Fujitsu Ltd | 半導体装置およびその製造方法 |
JP2001110804A (ja) * | 1999-10-07 | 2001-04-20 | Matsushita Electronics Industry Corp | 半導体装置およびその製造方法 |
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Publication number | Publication date |
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KR20030089945A (ko) | 2003-11-28 |
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