KR100559572B1 - 살리사이드를 갖는 반도체 소자 제조 방법 - Google Patents
살리사이드를 갖는 반도체 소자 제조 방법 Download PDFInfo
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- KR100559572B1 KR100559572B1 KR1020030060925A KR20030060925A KR100559572B1 KR 100559572 B1 KR100559572 B1 KR 100559572B1 KR 1020030060925 A KR1020030060925 A KR 1020030060925A KR 20030060925 A KR20030060925 A KR 20030060925A KR 100559572 B1 KR100559572 B1 KR 100559572B1
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- Prior art keywords
- salicide
- region
- forming
- spacer
- semiconductor device
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- 238000000034 method Methods 0.000 title claims abstract description 56
- 239000004065 semiconductor Substances 0.000 title claims abstract description 47
- 125000006850 spacer group Chemical group 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 48
- 238000005530 etching Methods 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 230000001629 suppression Effects 0.000 claims abstract description 19
- 230000002401 inhibitory effect Effects 0.000 claims abstract description 14
- 150000004767 nitrides Chemical class 0.000 claims abstract description 14
- 239000007769 metal material Substances 0.000 claims description 16
- 229920002120 photoresistant polymer Polymers 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 4
- 238000005468 ion implantation Methods 0.000 claims description 2
- 238000002161 passivation Methods 0.000 claims description 2
- 238000007796 conventional method Methods 0.000 abstract description 9
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 51
- 239000007772 electrode material Substances 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 238000001039 wet etching Methods 0.000 description 4
- 238000005137 deposition process Methods 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- 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
- H01L21/24—Alloying of impurity materials, e.g. doping materials, electrode materials, with a semiconductor body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/665—Unipolar field-effect transistors with an insulated gate, i.e. MISFET using self aligned silicidation, i.e. salicide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/6656—Unipolar field-effect transistors with an insulated gate, i.e. MISFET using multiple spacer layers, e.g. multiple sidewall spacers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (7)
- 살리사이드 영역과 넌 살리사이드 영역을 갖는 반도체 소자를 제조하는 방법에 있어서,반도체 기판상에 게이트 산화막과 게이트 전극을 형성하는 단계;상기 반도체 기판의 전면에 버퍼층을 형성하는 단계;상기 게이트 전극을 마스크로 하는 이온 주입 공정을 통해 상기 반도체 기판 상에 저농도 불순물 영역을 형성하는 단계;상기 버퍼층을 제거하는 단계;상기 반도체 기판의 전면에 살리사이드 억제층으로 기능 가능한 살리사이드 억제 물질과 스페이서 물질을 순차적으로 전면 증착하는 단계;상기 넌 살리사이드 영역에 선택적으로 식각 보호막으로 감광막을 증착하고, 상기 살리사이드 영역 상에 있는 상기 스페이서 물질과 살리사이드 억제 물질을 선택 식각하여 게이트 전극의 측벽에 스페이서를 형성하는 단계;상기 감광막을 제거하여 상기 넌 살리사이드 영역 상에 상기 살리사이드 억제 물질과 스페이서 물질로 된 살리사이드 억제층을 형성하는 단계;금속 물질과 열처리 공정을 이용하여 상기 살리사이드 영역 상의 활성 영역에 살리사이드를 형성하는 단계;를 포함하는 살리사이드를 갖는 반도체 소자 제조 방법.
- 삭제
- 삭제
- 제 1 항에 있어서,상기 살리사이드 억제 물질과 스페이서 물질은 질화막 혹은 산화막의 서로 다른 물질로 이루어짐을 특징으로 하는 살리사이드를 갖는 반도체 소자 제조 방법.
- 제 1 항 또는 제 4 항에 있어서,상기 살리사이드 억제층의 두께는 대략 1000Å의 범위인 것을 특징으로 하는 살리사이드를 갖는 반도체 소자 제조 방법.
- 제 5 항에 있어서,상기 살리사이드 억제 물질의 두께 범위가 100 - 350Å이고, 상기 스페이서 물질의 두께 범위가 650 - 900Å인 것을 특징으로 하는 살리사이드를 갖는 반도체 소자 제조 방법.
- 제 6항에 있어서.상기 살리사이드 억제 물질은 650 - 730℃의 온도 범위에서 형성되고, 상기 스페이서 물질은 700 - 800℃의 온도 범위에서 형성되는 것을 특징으로 하는 살리사이드를 갖는 반도체 소자 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030060925A KR100559572B1 (ko) | 2003-09-01 | 2003-09-01 | 살리사이드를 갖는 반도체 소자 제조 방법 |
US10/919,954 US7033932B2 (en) | 2003-09-01 | 2004-08-16 | Method for fabricating a semiconductor device having salicide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030060925A KR100559572B1 (ko) | 2003-09-01 | 2003-09-01 | 살리사이드를 갖는 반도체 소자 제조 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20050023650A KR20050023650A (ko) | 2005-03-10 |
KR100559572B1 true KR100559572B1 (ko) | 2006-03-10 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020030060925A KR100559572B1 (ko) | 2003-09-01 | 2003-09-01 | 살리사이드를 갖는 반도체 소자 제조 방법 |
Country Status (2)
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US (1) | US7033932B2 (ko) |
KR (1) | KR100559572B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7531423B2 (en) * | 2005-12-22 | 2009-05-12 | International Business Machines Corporation | Reduced-resistance finFETs by sidewall silicidation and methods of manufacturing the same |
KR100713315B1 (ko) * | 2005-12-28 | 2007-05-04 | 동부일렉트로닉스 주식회사 | 반도체 소자 제조 공정 시 논-살리사이드 형성 방법 |
KR100889545B1 (ko) * | 2006-09-12 | 2009-03-23 | 동부일렉트로닉스 주식회사 | 플래쉬 메모리 소자의 구조 및 동작 방법 |
US10050035B2 (en) * | 2014-01-17 | 2018-08-14 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of making protective layer over polysilicon structure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW408465B (en) * | 1997-01-24 | 2000-10-11 | United Microelectronics Corp | The manufacture method of anti-electrostatic discharge device |
JPH1168103A (ja) * | 1997-08-22 | 1999-03-09 | Mitsubishi Electric Corp | 半導体装置の製造方法 |
US6063706A (en) * | 1998-01-28 | 2000-05-16 | Texas Instruments--Acer Incorporated | Method to simulataneously fabricate the self-aligned silicided devices and ESD protective devices |
TW437052B (en) * | 1998-03-30 | 2001-05-28 | United Microelectronics Corp | Manufacturing method for electrostatic protection circuit with reduced photomask processing |
US6025267A (en) * | 1998-07-15 | 2000-02-15 | Chartered Semiconductor Manufacturing, Ltd. | Silicon nitride--TEOS oxide, salicide blocking layer for deep sub-micron devices |
US6100161A (en) | 1999-11-18 | 2000-08-08 | Chartered Semiconductor Manufacturing Ltd. | Method of fabrication of a raised source/drain transistor |
US6265271B1 (en) | 2000-01-24 | 2001-07-24 | Taiwan Semiconductor Manufacturing Company | Integration of the borderless contact salicide process |
US6277683B1 (en) * | 2000-02-28 | 2001-08-21 | Chartered Semiconductor Manufacturing Ltd. | Method of forming a sidewall spacer and a salicide blocking shape, using only one silicon nitride layer |
US6468904B1 (en) * | 2001-06-18 | 2002-10-22 | Taiwan Semiconductor Manufacturing Company | RPO process for selective CoSix formation |
-
2003
- 2003-09-01 KR KR1020030060925A patent/KR100559572B1/ko active IP Right Grant
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2004
- 2004-08-16 US US10/919,954 patent/US7033932B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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US7033932B2 (en) | 2006-04-25 |
KR20050023650A (ko) | 2005-03-10 |
US20050048750A1 (en) | 2005-03-03 |
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