KR20050005972A - 반도체 소자의 제조방법 - Google Patents
반도체 소자의 제조방법 Download PDFInfo
- Publication number
- KR20050005972A KR20050005972A KR1020030045970A KR20030045970A KR20050005972A KR 20050005972 A KR20050005972 A KR 20050005972A KR 1020030045970 A KR1020030045970 A KR 1020030045970A KR 20030045970 A KR20030045970 A KR 20030045970A KR 20050005972 A KR20050005972 A KR 20050005972A
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- interlayer insulating
- insulating film
- film
- photoresist pattern
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000010410 layer Substances 0.000 claims abstract description 80
- 239000011229 interlayer Substances 0.000 claims abstract description 60
- 229910052751 metal Inorganic materials 0.000 claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 53
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 37
- 239000003990 capacitor Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000005530 etching Methods 0.000 claims abstract description 27
- 238000000151 deposition Methods 0.000 claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims abstract description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 25
- 238000005229 chemical vapour deposition Methods 0.000 claims description 9
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 description 23
- 239000007789 gas Substances 0.000 description 16
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000001312 dry etching Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 239000002313 adhesive film Substances 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910020286 SiOxNy Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910015844 BCl3 Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 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
- H01L21/76802—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 by forming openings in 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
- H01L21/02225—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
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28556—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
-
- 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
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (7)
- 반도체 기판 상에 각각의 하부전극 및 하부금속배선을 형성하는 단계;상기 기판 전면에 제1층간절연막을 형성하는 단계;상기 제1층간절연막 상에 캐패시터 영역을 한정하는 제1감광막패턴을 형성하는 단계;상기 제1감광막패턴을 마스크로 하여 상기 제1층간절연막을 식각하여 트렌치를 형성하는 단계;상기 제1감광막패턴을 제거하는 단계;상기 결과물 상에 유전체막 형성용 절연막, 상부전극층을 차례로 증착 시키는 단계;상기 상부전극층과 유전체막 형성용 절연막을 씨엠피 하여 상기 트렌치 내에 각각의 유전체막과 상부전극을 형성하는 단계;상기 결과의 제1층간절연막 상에 제2층간절연막을 형성하는 단계;상기 제2층간절연막 상에 비아 홀 형성 영역을 한정하는 제2감광막패턴을 형성하는 단계;상기 제2감광막패턴을 마스크로 하여 상기 제2층간절연막과 제1층간절연막을 식각하여 하부금속배선, 캐패시터 하부 및 상부전극을 각각 노출시키는 비아 홀을 형성하는 단계;상기 제2감광막패턴을 제거하는 단계;상기 결과물 상에 CVD 방식으로 제1금속막을 증착 시키고, 씨엠피 하여 상기 비아홀들을 상기 제1금속막으로 매립시키는 비아 플러그들을 형성하는 단계; 및상기 결과의 제2층간절연막 상에 상기 비아 플러그와 연결되는 상부금속배선을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1항에 있어서, 상기 제1층간절연막의 식각시 CxFy 가스를 이용하여 활성화시킨 플라즈마로 수행하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 2항에 있어서, 상기 CxFy 가스는 CF4, CHF3, C2F6, C4F8 등의 "C" 및 "F" 의 조합으로 이루어진 가스를 사용하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 2항에 있어서, 상기 제1층간절연막의 식각시 CxFy 가스를 이용하여 활성화시킨 플라즈마로 수행할 때, O2, Ar, N2, H2 가스 또는 이들의 조합으로 된 가스를 추가하기도 하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1항에 있어서, 상기 유전체막 형성용 절연막을 증착 시키는 단계는, CVD 방식을 이용하여 증착 시키는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1항에 있어서, 상기 상부전극층을 증착 시키는 단계는, CVD 방식을 이용하여 증착시키는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1항에 있어서, 상기 상부전극층은 Ti/TiN 구조로 증착시키는 것을 특징으로 하는 반도체 소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020030045970A KR100997776B1 (ko) | 2003-07-08 | 2003-07-08 | 반도체 소자의 제조방법 |
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KR1020030045970A KR100997776B1 (ko) | 2003-07-08 | 2003-07-08 | 반도체 소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20050005972A true KR20050005972A (ko) | 2005-01-15 |
KR100997776B1 KR100997776B1 (ko) | 2010-12-02 |
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KR1020030045970A KR100997776B1 (ko) | 2003-07-08 | 2003-07-08 | 반도체 소자의 제조방법 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100705257B1 (ko) * | 2005-12-05 | 2007-04-09 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그 제조 방법 |
KR100712817B1 (ko) * | 2005-12-29 | 2007-04-30 | 동부일렉트로닉스 주식회사 | 반도체 장치 및 그 형성 방법 |
KR100822179B1 (ko) | 2006-12-27 | 2008-04-16 | 동부일렉트로닉스 주식회사 | 반도체 소자용 커패시터 및 이의 제조 방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100442863B1 (ko) * | 2001-08-01 | 2004-08-02 | 삼성전자주식회사 | 금속-절연체-금속 커패시터 및 다마신 배선 구조를 갖는반도체 소자의 제조 방법 |
-
2003
- 2003-07-08 KR KR1020030045970A patent/KR100997776B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100705257B1 (ko) * | 2005-12-05 | 2007-04-09 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그 제조 방법 |
US7723769B2 (en) | 2005-12-05 | 2010-05-25 | Dongbu Hitek Co., Ltd. | Capacitor device of a semiconductor |
KR100712817B1 (ko) * | 2005-12-29 | 2007-04-30 | 동부일렉트로닉스 주식회사 | 반도체 장치 및 그 형성 방법 |
KR100822179B1 (ko) | 2006-12-27 | 2008-04-16 | 동부일렉트로닉스 주식회사 | 반도체 소자용 커패시터 및 이의 제조 방법 |
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KR100997776B1 (ko) | 2010-12-02 |
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