KR970077345A - 반도체장치의 제조방법 - Google Patents
반도체장치의 제조방법 Download PDFInfo
- Publication number
- KR970077345A KR970077345A KR1019960017475A KR19960017475A KR970077345A KR 970077345 A KR970077345 A KR 970077345A KR 1019960017475 A KR1019960017475 A KR 1019960017475A KR 19960017475 A KR19960017475 A KR 19960017475A KR 970077345 A KR970077345 A KR 970077345A
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- KR
- South Korea
- Prior art keywords
- insulating film
- semiconductor device
- forming
- layer
- manufacturing
- 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.)
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- 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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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0135—Manufacturing their gate conductors
- H10D84/0137—Manufacturing their gate conductors the gate conductors being silicided
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- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (8)
- 반도체기판 상에 게이트절연막을 형성하는 단계; 상기 게이트절연막 상에 폴리실리콘층, 금속실리사이드층, 및 제1절연막을 순차적으로 형성하는 단계; 상기 제1절연막, 금속실리사이드층, 및 폴리실리콘층을 순차적으로 패터닝하여 게이트전극을 형성하는 단계; 상기 게이트전극에 의해 노출된 게이트절연막 상에만 선택적으로 제2절연막을 형성하는 단계; 상기 제2절연막이 형성된 결과물 전면에 제3절연막을 형성하는 단계; 및 상기 반도체기판이 노출될 때까지 상기 제3절연막 및 제2절연막을 에치백하여 상기 게이트전극의 측벽에 상기 제2절연막 및 제3절연막으로 이루어진 스페이서를 형성하는 단계를 구비하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 금속실리사이드층은 타이타늄실리사이드(TiSix) 또는 코발트실리사이드(CoSix) 중의 어느 하나로 이루어진 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제1절연막은 실리콘질화막인 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 게이트전극을 형성하는 단계에서, 상기 제1절연막, 금속실리사이드층, 및 폴리실리콘층은 건식식각 방법에 의해 순차적으로 패터닝하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제2절연막은 실리콘산화막인 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제2절연막을 선택적으로 형성하는 방법은 액상성장법(LPD)인 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제2절연막은 폴리실리콘층 두께의 1/2 정도의 두께로 형성하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제3절연막은 실리콘질화막인 것을 특징으로 하는 반도체장치의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960017475A KR0183861B1 (ko) | 1996-05-22 | 1996-05-22 | 반도체장치의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960017475A KR0183861B1 (ko) | 1996-05-22 | 1996-05-22 | 반도체장치의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970077345A true KR970077345A (ko) | 1997-12-12 |
| KR0183861B1 KR0183861B1 (ko) | 1999-04-15 |
Family
ID=19459521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960017475A Expired - Fee Related KR0183861B1 (ko) | 1996-05-22 | 1996-05-22 | 반도체장치의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0183861B1 (ko) |
-
1996
- 1996-05-22 KR KR1019960017475A patent/KR0183861B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR0183861B1 (ko) | 1999-04-15 |
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