KR100661237B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100661237B1 KR100661237B1 KR1020050044912A KR20050044912A KR100661237B1 KR 100661237 B1 KR100661237 B1 KR 100661237B1 KR 1020050044912 A KR1020050044912 A KR 1020050044912A KR 20050044912 A KR20050044912 A KR 20050044912A KR 100661237 B1 KR100661237 B1 KR 100661237B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- silicide
- gate
- substrate
- nitride film
- 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
-
- 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
- H10D64/311—Gate electrodes for field-effect devices
- H10D64/411—Gate electrodes for field-effect devices for FETs
- H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
- H10D64/517—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers
- H10D64/518—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers characterised by their lengths or sectional shapes
-
- 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
- H10D64/01—Manufacture or treatment
- H10D64/013—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator
- H10D64/01302—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon
- H10D64/01354—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon passivation or protection of the electrode, e.g. using re-oxidation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
- H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
- H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (6)
- 반도체 기판 상에 게이트 절연막을 형성하는 단계;상기 게이트 절연막 상에 게이트 물질막을 증착하는 단계;상기 게이트 물질막을 경사 식각하여 수직 프로파일의 측부를 가지는 게이트를 형성하는 단계;상기 게이트 양측의 기판에 소오스/드레인을 형성하는 단계;상기 게이트의 측벽에 스페이서를 형성하는 단계;상기 기판의 전면 상에 실리사이드 억제 물질막을 형성하는 단계; 및상기 실리사이드 억제 물질막을 식각하여 상기 기판의 비실리사이드 영역 위에만 실리사이드 억제층을 형성하는 단계를 포함하는 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 경사 식각은 상기 게이트의 측부가 75 내지 85°의 경사각을 갖도록 수행하는 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 실리사이드 억제 물질막은 산화막과 질화막의 이중막으로 이루어지는 반도체 소자의 제조 방법.
- 제2항 또는 제3항에 있어서,상기 경사 식각은 메인 식각에서 CF4/Cl2/He 가스와 O2 가스를 이용하여 수행하는 반도체 소자의 제조 방법.
- 제4항에 있어서,상기 메인 식각은 40초 내지 55초 동안 수행하는 반도체 소자의 제조 방법.
- 제1항에 있어서,상기 실리사이드 억제층이 형성된 기판의 전면 상에 균일한 두께로 질화막을 형성하는 단계; 및상기 질화막 상부에 산화막을 형성하여 금속전 절연막을 형성하는 단계를 더 포함하는 반도체 소자의 제조 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050044912A KR100661237B1 (ko) | 2005-05-27 | 2005-05-27 | 반도체 소자의 제조 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050044912A KR100661237B1 (ko) | 2005-05-27 | 2005-05-27 | 반도체 소자의 제조 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060122435A KR20060122435A (ko) | 2006-11-30 |
| KR100661237B1 true KR100661237B1 (ko) | 2006-12-22 |
Family
ID=37707772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050044912A Expired - Fee Related KR100661237B1 (ko) | 2005-05-27 | 2005-05-27 | 반도체 소자의 제조 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100661237B1 (ko) |
-
2005
- 2005-05-27 KR KR1020050044912A patent/KR100661237B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060122435A (ko) | 2006-11-30 |
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