KR100399440B1 - Mdl 반도체 소자의 제조 방법 - Google Patents
Mdl 반도체 소자의 제조 방법 Download PDFInfo
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- KR100399440B1 KR100399440B1 KR10-2001-0039003A KR20010039003A KR100399440B1 KR 100399440 B1 KR100399440 B1 KR 100399440B1 KR 20010039003 A KR20010039003 A KR 20010039003A KR 100399440 B1 KR100399440 B1 KR 100399440B1
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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
- H01L21/70—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
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
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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
- H01L21/70—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
- H01L21/823418—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the source or drain structures, e.g. specific source or drain implants or silicided source or drain structures or raised source or drain structures
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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
- H01L21/70—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
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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
- H01L21/70—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
Abstract
Description
Claims (8)
- 로직 소자 영역과 디램 소자 영역을 구비하는 MDL 반도체소자의 제조방법에 있어서,반도체 기판에 로직 소자 영역으로 예정되어 있는 영역에 로직 게이트산화막과 로직 게이트용 도전층 패턴을 형성하는 단계와,상기 반도체 기판에서 디램 소자 영역으로 예정되어 있는 영역에 디램 게이트산화막과 디램 게이트 전극 및 마스크 절연막 패턴을 형성하는 단계와,상기 디램 게이트 전극 양측의 반도체 기판에 디램 소오스/드레인 영역을 형성하는 단계와,상기 로직 게이트용 도전층을 패턴닝하여 로직 게이트 전극을 형성하는 단계와,상기 로직 게이트 양측의 반도체 기판에 LDD 영역을 형성하는 단계와,상기 구조의 전표면에 블로킹 절연막을 형성하는 단계와,상기 블로킹 절연막상에 평탄화층을 형성하는 단계와,상기 디램 소오스/드레인 영역상의 평탄화층을 제거하고, 노출되는 블로킹 절연막을 이방성 식각하여 스페이서를 형성하여 디램 소오스/드레인 영역을 노출시키는 콘택홀을 형성하는 단계와,상기 콘택홀을 메우는 콘택 플러그를 형성하는 단계와,상기 로직 소자 영역상의 평탄화층을 제거하는 단계와,상기 로직 소자 영역 상의 블로킹 절연막을 이방성 식각하여 로직 게이트 전극의 측벽에 스페이서를 형성하는 단계와,상기 로직 게이트 전극과 양측의 로직 소자 LDD 영역에 로직 소자 소오스/드레인 영역을 형성하는 단계와,상기 로직 게이트 전극과 로직 소자 소오스/드레인 영역 상에 실리사이드층을 형성하는 단계을 포함하는 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 디램 게이트 전극은 폴리실리콘막 및 W6막으로 이루어지는 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제2항에 있어서,상기 폴리실리콘막은 도핑되지 않은 폴리실리콘막인 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 로직 LDD 영역은 이온 주입 공정에 의해 형성되는 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 평탄화층은 BPSG, PSG, HDP, SOG 또는 USG막 중의 어느 하나인 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 로직 게이트 전극과 로직 소자 소오스/드레인 영역 상에 실리사이드층을 형성하는 단계는 금속막을 증착하는 단계 및 열처리를 하는 단계로 구성되는 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제6항에 있어서,상기 금속막은 Ti막, Co막 또는 Ni막 중의 어느 하나인 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
- 제6항에 있어서,상기 금속막은 스퍼터링 또는 CVD법에 의해 형성되는 것을 특징으로 하는 MDL 반도체 소자의 제조 방법.
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KR10-2001-0039003A KR100399440B1 (ko) | 2001-06-30 | 2001-06-30 | Mdl 반도체 소자의 제조 방법 |
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KR100399440B1 true KR100399440B1 (ko) | 2003-09-29 |
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US8361863B2 (en) | 2008-11-13 | 2013-01-29 | Mosys, Inc. | Embedded DRAM with multiple gate oxide thicknesses |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980073173A (ko) * | 1997-03-12 | 1998-11-05 | 문정환 | 반도체 소자의 제조방법 |
KR19990004572A (ko) * | 1997-06-28 | 1999-01-15 | 김영환 | 엠.엠.엘 소자의 트랜지스터 제조방법 |
US5863820A (en) * | 1998-02-02 | 1999-01-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Integration of sac and salicide processes on a chip having embedded memory |
KR19990026903A (ko) * | 1997-09-26 | 1999-04-15 | 구본준 | 반도체 소자의 제조방법 |
JPH11177065A (ja) * | 1997-12-08 | 1999-07-02 | Nec Corp | 半導体装置およびその製造方法 |
KR19990065891A (ko) * | 1998-01-19 | 1999-08-05 | 구본준 | 통합 반도체 소자의 제조방법 |
JP2000196017A (ja) * | 1998-12-25 | 2000-07-14 | Hitachi Ltd | 半導体装置およびその製造方法 |
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- 2001-06-30 KR KR10-2001-0039003A patent/KR100399440B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980073173A (ko) * | 1997-03-12 | 1998-11-05 | 문정환 | 반도체 소자의 제조방법 |
KR19990004572A (ko) * | 1997-06-28 | 1999-01-15 | 김영환 | 엠.엠.엘 소자의 트랜지스터 제조방법 |
KR19990026903A (ko) * | 1997-09-26 | 1999-04-15 | 구본준 | 반도체 소자의 제조방법 |
JPH11177065A (ja) * | 1997-12-08 | 1999-07-02 | Nec Corp | 半導体装置およびその製造方法 |
KR19990065891A (ko) * | 1998-01-19 | 1999-08-05 | 구본준 | 통합 반도체 소자의 제조방법 |
US5863820A (en) * | 1998-02-02 | 1999-01-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Integration of sac and salicide processes on a chip having embedded memory |
JP2000196017A (ja) * | 1998-12-25 | 2000-07-14 | Hitachi Ltd | 半導体装置およびその製造方法 |
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