KR100541808B1 - 반도체소자 제조방법 - Google Patents
반도체소자 제조방법 Download PDFInfo
- Publication number
- KR100541808B1 KR100541808B1 KR1019990029945A KR19990029945A KR100541808B1 KR 100541808 B1 KR100541808 B1 KR 100541808B1 KR 1019990029945 A KR1019990029945 A KR 1019990029945A KR 19990029945 A KR19990029945 A KR 19990029945A KR 100541808 B1 KR100541808 B1 KR 100541808B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- gate electrodes
- insulating film
- gate
- forming
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 claims abstract description 44
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 41
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 238000005530 etching Methods 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims abstract description 13
- 150000004767 nitrides Chemical class 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 29
- 229910052710 silicon Inorganic materials 0.000 abstract description 18
- 239000010703 silicon Substances 0.000 abstract description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 17
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0135—Manufacturing their gate conductors
- H10D84/0137—Manufacturing their gate conductors the gate conductors being silicided
-
- 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
- H01L21/28518—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 the conductive layers comprising silicides
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/013—Manufacturing their source or drain regions, e.g. silicided source or drain regions
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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)
- Electrodes Of Semiconductors (AREA)
- Semiconductor Memories (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (3)
- 반도체기판의 게이트절연막 상에 게이트전극들을 형성하고, 상기 게이트전극의 양측에 스페이서를 형성하고, 상기 게이트전극들을 포함한 반도체기판의 전면에 절연막을 적층하는 단계;상기 게이트전극들 상의 절연막을 노출시키기 위해 상기 게이트전극들 사이에 감광막을 정해진 두께로 형성하는 단계;상기 노출된 영역의 절연막을 식각하여 그 아래의 게이트전극들의 상부면을 노출시키는 단계;상기 반도체기판의 원하는 액티브영역 상의 감광막을 제거하고 그 아래의 절연막과 게이트절연막을 식각하여 상기 액티브영역을 노출시키는 단계; 그리고상기 노출된 게이트전극들과 상기 액티브영역에 실리사이드막을 선택적으로 형성하는 단계를 포함하는 반도체소자 제조방법.
- 제 1 항에 있어서, 상기 감광막을 정해진 두께로 형성하는 단계는상기 감광막을 상기 게이트전극들 사이의 요부를 채울 수 있을 정도의 두꺼운 두께로 상기 절연막 상에 형성하는 단계; 그리고상기 감광막을 상기 게이트전극의 높이보다 낮은 두께로 형성하기 위해 상기 감광막을 포토마스크 없이 노광량(D0)과 노광량(Dc) 사이의 노광량으로 부분노광하는 단계를 포함하는 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서, 상기 절연막을 질화막과 산화막의 적층구조로 형성하는 것을 특징으로 하는 반도체소자 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990029945A KR100541808B1 (ko) | 1999-07-23 | 1999-07-23 | 반도체소자 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990029945A KR100541808B1 (ko) | 1999-07-23 | 1999-07-23 | 반도체소자 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010010839A KR20010010839A (ko) | 2001-02-15 |
KR100541808B1 true KR100541808B1 (ko) | 2006-01-12 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990029945A KR100541808B1 (ko) | 1999-07-23 | 1999-07-23 | 반도체소자 제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100541808B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100447230B1 (ko) * | 2001-12-22 | 2004-09-04 | 주식회사 하이닉스반도체 | 반도체 소자의 살리사이드 형성 방법 |
-
1999
- 1999-07-23 KR KR1019990029945A patent/KR100541808B1/ko not_active IP Right Cessation
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Publication number | Publication date |
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KR20010010839A (ko) | 2001-02-15 |
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