KR100351441B1 - 반도체소자의트랜지스터형성방법 - Google Patents
반도체소자의트랜지스터형성방법 Download PDFInfo
- Publication number
- KR100351441B1 KR100351441B1 KR1019980021131A KR19980021131A KR100351441B1 KR 100351441 B1 KR100351441 B1 KR 100351441B1 KR 1019980021131 A KR1019980021131 A KR 1019980021131A KR 19980021131 A KR19980021131 A KR 19980021131A KR 100351441 B1 KR100351441 B1 KR 100351441B1
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- KR
- South Korea
- Prior art keywords
- film
- titanium
- doped polysilicon
- polysilicon film
- forming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
- H01L21/28—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]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
-
- 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
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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)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (5)
- 반도체기판 상에 게이트산화막, 도프드 폴리실리콘막 및 티타늄막을 성장 및 증착시키고, 상기 티타늄막과 도프드 폴리실리콘막을 과소식각하여 패터닝화하는 단계와;상기 단계 후에 식각된 티타늄막과 도프드 폴리실리콘막의 좌,우측 반도체기판 상에 이온을 주입하여 LDD영역을 형성한 후 언도프드 폴리실리콘막을 적층하는 단계와;상기 언도프드 폴리실리콘막을 식각하여 티타늄막을 상부로 노출시키고, 도프드 폴리실리콘막의 좌,우측에 폴리스페이서막을 형성하는 단계;상기 단계 후에 LDD영역에 이온을 주입하여 소오스 및 드레인영역을 형성한 후 티타늄막을 어닐링하여 티타늄실리사이드막을 형성하는 단계로 이루어진 것을 특징으로 하는 반도체소자의 트랜지스터형성방법.
- 제 1 항에 있어서, 상기 티타늄막의 두께는 350 내지 450Å인 것을 특징으로 하는 반도체소자의 트랜지스터형성방법.
- 제 1 항에 있어서, 상기 도프드 폴리실리콘막을 과소식각한 부분의 두께는 50 내지 150Å인 것을 특징으로 하는 반도체소자의 트랜지스터형성방법.
- 제 1 항에 있어서, 상기 언도프드 폴리실리콘막의 두께는 1000 내지 1200Å인 것을 특징으로 하는 반도체소자의 트랜지스터형성방법.
- 제 1항에 있어서, 상기 티타늄막을 티타늄실리사이드막으로 어닐링하는 단계는 800 내지 900℃에서 20초정도인 RTP공정으로 이루어지는 것을 특징으로 하는 반도체소자의 트랜지스터형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980021131A KR100351441B1 (ko) | 1998-06-08 | 1998-06-08 | 반도체소자의트랜지스터형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980021131A KR100351441B1 (ko) | 1998-06-08 | 1998-06-08 | 반도체소자의트랜지스터형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000001085A KR20000001085A (ko) | 2000-01-15 |
KR100351441B1 true KR100351441B1 (ko) | 2002-12-18 |
Family
ID=19538635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980021131A Expired - Fee Related KR100351441B1 (ko) | 1998-06-08 | 1998-06-08 | 반도체소자의트랜지스터형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100351441B1 (ko) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63271971A (ja) * | 1987-04-28 | 1988-11-09 | Matsushita Electric Ind Co Ltd | Mos型半導体装置およびその製造方法 |
JPS6425475A (en) * | 1987-07-21 | 1989-01-27 | Matsushita Electric Ind Co Ltd | Mos type semiconductor device |
US5023679A (en) * | 1988-06-30 | 1991-06-11 | Kabushiki Kaisha Toshiba | Semiconductor device |
EP0450432A1 (en) * | 1990-04-06 | 1991-10-09 | Applied Materials, Inc. | Method of constructing lightly doped drain (LDD) integrated circuit structure and MOS integrated circuit structure |
US5091763A (en) * | 1990-12-19 | 1992-02-25 | Intel Corporation | Self-aligned overlap MOSFET and method of fabrication |
JPH06232389A (ja) * | 1993-02-04 | 1994-08-19 | Nec Corp | 電界効果型トランジスタおよびその製造方法 |
-
1998
- 1998-06-08 KR KR1019980021131A patent/KR100351441B1/ko not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63271971A (ja) * | 1987-04-28 | 1988-11-09 | Matsushita Electric Ind Co Ltd | Mos型半導体装置およびその製造方法 |
JPS6425475A (en) * | 1987-07-21 | 1989-01-27 | Matsushita Electric Ind Co Ltd | Mos type semiconductor device |
US5023679A (en) * | 1988-06-30 | 1991-06-11 | Kabushiki Kaisha Toshiba | Semiconductor device |
EP0450432A1 (en) * | 1990-04-06 | 1991-10-09 | Applied Materials, Inc. | Method of constructing lightly doped drain (LDD) integrated circuit structure and MOS integrated circuit structure |
US5091763A (en) * | 1990-12-19 | 1992-02-25 | Intel Corporation | Self-aligned overlap MOSFET and method of fabrication |
JPH06232389A (ja) * | 1993-02-04 | 1994-08-19 | Nec Corp | 電界効果型トランジスタおよびその製造方法 |
Also Published As
Publication number | Publication date |
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KR20000001085A (ko) | 2000-01-15 |
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