KR100953489B1 - 반도체소자의 샐리사이드 형성방법 - Google Patents
반도체소자의 샐리사이드 형성방법 Download PDFInfo
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- KR100953489B1 KR100953489B1 KR1020030049301A KR20030049301A KR100953489B1 KR 100953489 B1 KR100953489 B1 KR 100953489B1 KR 1020030049301 A KR1020030049301 A KR 1020030049301A KR 20030049301 A KR20030049301 A KR 20030049301A KR 100953489 B1 KR100953489 B1 KR 100953489B1
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- South Korea
- Prior art keywords
- salicide
- forming
- region
- insulating film
- film
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 239000004065 semiconductor Substances 0.000 title claims abstract description 20
- 229910021332 silicide Inorganic materials 0.000 title claims abstract description 11
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 150000004767 nitrides Chemical class 0.000 claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims abstract description 15
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- 238000001039 wet etching Methods 0.000 claims description 6
- 238000001312 dry etching Methods 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000005530 etching Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005468 ion implantation Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823437—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
- H01L21/823443—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes silicided or salicided gate 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
- H01L21/70—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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823462—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate insulating layers, e.g. different gate insulating layer thicknesses, particular gate insulator materials or particular gate insulator implants
-
- 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
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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)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (5)
- 샐리사이드 형성영역과 샐리사이드 블로킹영역이 구분 정의된 반도체기판에 소자분리막, 게이트전극패턴 및 소스/드레인영역을 형성하는 단계;상기 결과물 전면에 제1 절연막 및 제2 절연막을 순차적으로 형성하는 단계;상기 샐리사이드 형성영역의 소자분리막 및 샐리사이드 블로킹영역에 포토레지스트 패턴을 형성하는 단계;상기 포토레지스트 패턴이 형성된 영역을 제외한 영역에 형성된 상기 제2 절연막을 제거한 후, 상기 포토레지스트 패턴을 제거하는 단계;상기 결과물에서 노출된 제1 절연막을 제거하는 단계; 및상기 제1 절연막이 제거된 영역에 실리사이드막을 형성하는 단계를 포함하는 반도체소자의 샐리사이드 형성방법.
- 제1 항에 있어서, 상기 제1 절연막은질화막으로 형성하는 것을 특징으로 하는 반도체소자의 샐리사이드 형성방법.
- 제1 항에 있어서, 상기 제2 절연막은LTO(low thermal oxide)산화막으로 형성하는 것을 특징으로 하는 반도체소자의 샐리사이드 형성방법.
- 제1 항에 있어서, 상기 제1 절연막의 제거는인산(H3PO4)을 이용한 습식식각공정을 통해 수행하는 것을 특징으로 하는 반도체소자의 샐리사이드 형성방법.
- 제1 항에 있어서, 상기 제2 절연막의 제거는BOE를 이용한 습식식각공정 또는 C4F8가스를 이용한 건식식각공정 중 어느 하나로 수행하는 것을 특징으로 하는 반도체소자의 샐리사이드 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030049301A KR100953489B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체소자의 샐리사이드 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030049301A KR100953489B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체소자의 샐리사이드 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050010263A KR20050010263A (ko) | 2005-01-27 |
KR100953489B1 true KR100953489B1 (ko) | 2010-04-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030049301A KR100953489B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체소자의 샐리사이드 형성방법 |
Country Status (1)
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KR (1) | KR100953489B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020031910A1 (en) * | 2000-06-08 | 2002-03-14 | United Microelectronics Corp. | Method for integrating anti-reflection layer and salicide block |
KR20020085978A (ko) * | 2001-05-10 | 2002-11-18 | 삼성전자 주식회사 | 실리사이데이션 저지층의 형성방법 |
KR20030056607A (ko) * | 2001-12-28 | 2003-07-04 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
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2003
- 2003-07-18 KR KR1020030049301A patent/KR100953489B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020031910A1 (en) * | 2000-06-08 | 2002-03-14 | United Microelectronics Corp. | Method for integrating anti-reflection layer and salicide block |
KR20020085978A (ko) * | 2001-05-10 | 2002-11-18 | 삼성전자 주식회사 | 실리사이데이션 저지층의 형성방법 |
KR20030056607A (ko) * | 2001-12-28 | 2003-07-04 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
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KR20050010263A (ko) | 2005-01-27 |
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