KR100334866B1 - 반도체소자의트랜지스터형성방법 - Google Patents
반도체소자의트랜지스터형성방법 Download PDFInfo
- Publication number
- KR100334866B1 KR100334866B1 KR1019980059551A KR19980059551A KR100334866B1 KR 100334866 B1 KR100334866 B1 KR 100334866B1 KR 1019980059551 A KR1019980059551 A KR 1019980059551A KR 19980059551 A KR19980059551 A KR 19980059551A KR 100334866 B1 KR100334866 B1 KR 100334866B1
- Authority
- KR
- South Korea
- Prior art keywords
- melting point
- point metal
- high melting
- forming
- gate electrode
- 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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- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000004065 semiconductor Substances 0.000 title claims abstract description 30
- 230000015572 biosynthetic process Effects 0.000 title description 4
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 28
- 230000008018 melting Effects 0.000 claims abstract description 27
- 238000002844 melting Methods 0.000 claims abstract description 27
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 19
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 19
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 18
- 229910052719 titanium Inorganic materials 0.000 claims description 18
- 239000010936 titanium Substances 0.000 claims description 18
- 239000000758 substrate Substances 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 13
- 229920005591 polysilicon Polymers 0.000 claims description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000004544 sputter deposition Methods 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 238000005229 chemical vapour deposition Methods 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005468 ion implantation Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 abstract description 7
- 239000010703 silicon Substances 0.000 abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 4
- 229910021341 titanium silicide Inorganic materials 0.000 description 22
- 238000002955 isolation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
Classifications
-
- 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]
- H10D30/0212—Manufacture or treatment of FETs having insulated gates [IGFET] using self-aligned silicidation
-
- 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
Landscapes
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (7)
- 반도체기판 상부에 게이트산화막, 다결정실리콘층, 제1고융점금속층 및 마스크 절연막의 적층구조를 형성하는 공정과,게이트전극 마스크를 식각마스크로 상기 적층구조를 식각하여 마스크절연막 패턴, 제1고융점금속층 패턴, 다결정실리콘층패턴 및 게이트산화막패턴으로 되는 게이트전극을 형성하는 공정과,상기 게이트전극을 마스크로 하는 저농도의 불순물 이온주입공정으로 LDD 영역을 형성하는 공정과,상기 마스크 절연막 패턴을 제거하는 공정과,상기 게이트 전극 측벽에 절연막 스페이서를 형성하는 공정과,상기 반도체기판에 고농도의 불순물을 이온주입하여 소오스/드레인 접합영역을 형성하는 공정과,전체표면 상부에 제2고융점금속층을 증착하는 공정과,상기 구조를 열처리하여 게이트전극의 표면과 소오스/드레인 접합영역 상에 고융점금속 실리사이드막을 형성하는 공정과,상기 제 2 고융점금속의 남은 부분을 제거하는 공정을 포함하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 다결정실리콘층은 500 - 3000 Å 두께로 형성되는 것을 특징으로 하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 제1고융점금속층과 제2고융점금속층은 티타늄, 코발트, 몰리브덴, 니켈 및 텅스텐으로 이루어지는 군에서 임의로 선택되는 것으로 형성되는 것을 특징으로 하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 제1고융점금속은 스퍼터링방법으로 100 - 1000 Å 두께 형성되는 것을 특징으로하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 열처리공정은 600 - 900 ℃ 온도에서 RTP(rapid thermal process)방법으로 실시하는 것을 특징으로하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 고융점금속 실리사이드막의 형성공정은 소오스/드레인 접합영역 형성공정 전에 실시하는 것을 특징으로 하는 반도체소자의 트랜지스터 형성방법.
- 제 1 항에 있어서,상기 고융점금속 실리사이드막은 고융점금속 실리사이드를 타켓으로 하여 스퍼터링이나 화학기상증착방법으로 형성되는 것을 특징으로하는 반도체소자의 트랜지스터 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980059551A KR100334866B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체소자의트랜지스터형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980059551A KR100334866B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체소자의트랜지스터형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000043201A KR20000043201A (ko) | 2000-07-15 |
KR100334866B1 true KR100334866B1 (ko) | 2002-10-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980059551A Expired - Fee Related KR100334866B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체소자의트랜지스터형성방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100334866B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100880336B1 (ko) * | 2002-06-29 | 2009-01-28 | 매그나칩 반도체 유한회사 | 반도체 소자의 제조방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6266679A (ja) * | 1985-09-19 | 1987-03-26 | Fujitsu Ltd | 半導体装置の製造方法 |
JPH1065171A (ja) * | 1996-06-25 | 1998-03-06 | Hyundai Electron Ind Co Ltd | モストランジスタの製造方法 |
KR19980057007A (ko) * | 1996-12-30 | 1998-09-25 | 김영환 | 반도체 장치의 전계효과트랜지스터 제조방법 |
KR19980055970A (ko) * | 1996-12-28 | 1998-09-25 | 김영환 | 트랜지스터 제조 방법 |
-
1998
- 1998-12-28 KR KR1019980059551A patent/KR100334866B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6266679A (ja) * | 1985-09-19 | 1987-03-26 | Fujitsu Ltd | 半導体装置の製造方法 |
JPH1065171A (ja) * | 1996-06-25 | 1998-03-06 | Hyundai Electron Ind Co Ltd | モストランジスタの製造方法 |
KR19980055970A (ko) * | 1996-12-28 | 1998-09-25 | 김영환 | 트랜지스터 제조 방법 |
KR19980057007A (ko) * | 1996-12-30 | 1998-09-25 | 김영환 | 반도체 장치의 전계효과트랜지스터 제조방법 |
Also Published As
Publication number | Publication date |
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KR20000043201A (ko) | 2000-07-15 |
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