KR0161380B1 - 반도체장치의 트랜지스터 및 그 제조방법 - Google Patents
반도체장치의 트랜지스터 및 그 제조방법 Download PDFInfo
- Publication number
- KR0161380B1 KR0161380B1 KR1019940038281A KR19940038281A KR0161380B1 KR 0161380 B1 KR0161380 B1 KR 0161380B1 KR 1019940038281 A KR1019940038281 A KR 1019940038281A KR 19940038281 A KR19940038281 A KR 19940038281A KR 0161380 B1 KR0161380 B1 KR 0161380B1
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- KR
- South Korea
- Prior art keywords
- forming
- gate electrode
- metal layer
- film
- layer
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 229910052751 metal Inorganic materials 0.000 claims abstract description 60
- 239000002184 metal Substances 0.000 claims abstract description 60
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 23
- 229910021332 silicide Inorganic materials 0.000 claims description 20
- 229920005591 polysilicon Polymers 0.000 claims description 17
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 17
- 230000008018 melting Effects 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 15
- 229910016006 MoSi Inorganic materials 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 229910008484 TiSi Inorganic materials 0.000 claims description 5
- 229910019001 CoSi Inorganic materials 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 abstract description 22
- 239000010936 titanium Substances 0.000 description 8
- 230000002776 aggregation Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 229910021341 titanium silicide Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 238000005054 agglomeration Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- -1 and more preferably Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011856 silicon-based particle 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
- H01L21/02—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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28035—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities
- H01L21/28044—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer
- H01L21/28052—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer the conductor comprising a silicide layer formed by the silicidation reaction of silicon with a metal layer
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/661—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation
- H10D64/662—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures
- H10D64/663—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures the additional layers comprising a silicide layer contacting the layer of silicon, e.g. polycide gates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S257/00—Active solid-state devices, e.g. transistors, solid-state diodes
- Y10S257/90—MOSFET type gate sidewall insulating spacer
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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 (8)
- 반도체기판 상에 형성된 게이트산화막; 상기 게이트산화막 상에 형성된 다결정실리콘막; 상기 다결정실리콘막 상에 형성된 고융점 실리사이드막; 및 상기 고융점 실리사이드막 상에 형성된 저저항금속층을 포함하는 것을 특징으로 하는 반도체장치의 트랜지스터.
- 제1항에 있어서, 상기 고융점 실리사이드막은 WSiX, TaSi2및 MoSi2등으로 이루어진 군에서 선택된 하나로 형성되어 있는 것을 특징으로 하는 반도체장치의 트랜지스터.
- 제1항에 있어서, 상기 저저항금속층은 TiSi2, TaSi2, CoSi2및 MoSi2등으로 이루어진 군에서 선택된 하나로 형성되어 있는 것을 특징으로 하는 반도체장치의 트랜지스터.
- 반도체기판 상에 게이트산화막을 형성하는 제1 공정; 상기 게이트산화막 상에 제1 다결정실리콘막을 형성하는 제2 공정; 상기 제1 다결정실리콘막 상에 고융점 실리사이드막을 형성하는 제3 공정; 상기 고융점 실리사이드막 상에 제2 다결정실리콘막을 형성하는 제4공정; 상기 제2 다결정실리콘막층 상에 실리사이드화 물질을 형성하는 제5 공정; 결과물을 열처리하여 상기 실리사이드화 물질과 제2 다결정실리콘막을 반응시킴으로써 저저항금속층을 형성하는 제6 공정 ; 및 후속 열처리하는 제7 공정을 포함하는 것을 특징으로 하는 반도체장치의 트랜지스터 제조방법.
- 제4항에 있어서, 상기 고융점 실리사이드막은 WSiX, TaSi2및 MoSi2등으로 이루어진 군에서 선택된 하나로 형성되는 것을 특징으로 하는 반도체장치의 트랜지스터 제조방법.
- 제5항에 있어서, 상기 WSiX는WF6을 SiH4나 SiH2Cl2등과 반응시켜 형성하는 것을 특징으로 하는 반도체장치의 트랜지스터 제조방법.
- 제4항에 있어서, 상기 실리사이드화 물질은 Ti, Co, Ta 및 Mo 등으로 이루어진 군에서 선택된 하나인 것을 특징으로 하는 반도체장치의 트랜지스터 제조방법.
- 제4항에 있어서, 상기 제4공정 이후에, 반도체 기판 상에 적층된 물질들을 패터닝하여 게이트전극을 형성하는 공정; 상기 게이트전극 측벽에 절연물질로 된 측벽 스페이서를 형성하는 공정; 상기 게이트전극과 측벽 스페이서가 형성되어 있는 결과물 기판 전면 상에 실리사이드화 물질층을 형성하는 공정; 및 결과물을 열처리하여 상기 실리사이드화 물질층과 상기 제2 다결정실리콘막 및 상기 실리사이드화 물질층과 게이트전극 양측의 반도체 기판을 반응시킴으로써 게이트전극 상부 및 게이트전극 양측의 반도체 기판에 저저항금속층을 동시에 형성하는 공정을 더 포함하는 것을 특징으로 하는 반도체장치의 트랜지스터 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940038281A KR0161380B1 (ko) | 1994-12-28 | 1994-12-28 | 반도체장치의 트랜지스터 및 그 제조방법 |
JP7339693A JPH08236769A (ja) | 1994-12-28 | 1995-12-26 | 半導体素子のゲ−ト電極及びその製造方法 |
US08/953,644 US5852319A (en) | 1994-12-28 | 1997-10-17 | Gate electrode for semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940038281A KR0161380B1 (ko) | 1994-12-28 | 1994-12-28 | 반도체장치의 트랜지스터 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960026953A KR960026953A (ko) | 1996-07-22 |
KR0161380B1 true KR0161380B1 (ko) | 1998-12-01 |
Family
ID=19404548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940038281A KR0161380B1 (ko) | 1994-12-28 | 1994-12-28 | 반도체장치의 트랜지스터 및 그 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5852319A (ko) |
JP (1) | JPH08236769A (ko) |
KR (1) | KR0161380B1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100443352B1 (ko) * | 1996-12-30 | 2004-10-14 | 주식회사 하이닉스반도체 | 반도체장치의실리사이드막형성방법 |
KR100234378B1 (ko) * | 1997-05-20 | 1999-12-15 | 윤종용 | 실리사이드를 이용한 스위칭 소자 및 그 제조방법 |
US5854115A (en) * | 1997-11-26 | 1998-12-29 | Advanced Micro Devices, Inc. | Formation of an etch stop layer within a transistor gate conductor to provide for reduction of channel length |
JPH11220112A (ja) * | 1998-01-30 | 1999-08-10 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
US6291868B1 (en) * | 1998-02-26 | 2001-09-18 | Micron Technology, Inc. | Forming a conductive structure in a semiconductor device |
US5998847A (en) * | 1998-08-11 | 1999-12-07 | International Business Machines Corporation | Low voltage active body semiconductor device |
US7282443B2 (en) * | 2003-06-26 | 2007-10-16 | Micron Technology, Inc. | Methods of forming metal silicide |
US7348265B2 (en) * | 2004-03-01 | 2008-03-25 | Texas Instruments Incorporated | Semiconductor device having a silicided gate electrode and method of manufacture therefor |
KR100553714B1 (ko) * | 2004-07-14 | 2006-02-24 | 삼성전자주식회사 | 자기정렬 실리사이드층을 가지는 반도체 소자 및 그제조방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3230077A1 (de) * | 1982-08-12 | 1984-02-16 | Siemens AG, 1000 Berlin und 8000 München | Integrierte bipolar- und mos-transistoren enthaltende halbleiterschaltung auf einem chip und verfahren zu ihrer herstellung |
JPS61166075A (ja) * | 1985-01-17 | 1986-07-26 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
JPS63284857A (ja) * | 1987-05-18 | 1988-11-22 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2753301B2 (ja) * | 1989-01-20 | 1998-05-20 | 株式会社日立製作所 | 半導体集積回路装置 |
JP2695014B2 (ja) * | 1989-09-06 | 1997-12-24 | 株式会社東芝 | Mos型半導体装置 |
US5341016A (en) * | 1993-06-16 | 1994-08-23 | Micron Semiconductor, Inc. | Low resistance device element and interconnection structure |
-
1994
- 1994-12-28 KR KR1019940038281A patent/KR0161380B1/ko not_active IP Right Cessation
-
1995
- 1995-12-26 JP JP7339693A patent/JPH08236769A/ja active Pending
-
1997
- 1997-10-17 US US08/953,644 patent/US5852319A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5852319A (en) | 1998-12-22 |
KR960026953A (ko) | 1996-07-22 |
JPH08236769A (ja) | 1996-09-13 |
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