KR20070056869A - 반도체 소자의 mim 캐패시터 제조방법 - Google Patents
반도체 소자의 mim 캐패시터 제조방법 Download PDFInfo
- Publication number
- KR20070056869A KR20070056869A KR1020050116019A KR20050116019A KR20070056869A KR 20070056869 A KR20070056869 A KR 20070056869A KR 1020050116019 A KR1020050116019 A KR 1020050116019A KR 20050116019 A KR20050116019 A KR 20050116019A KR 20070056869 A KR20070056869 A KR 20070056869A
- Authority
- KR
- South Korea
- Prior art keywords
- mim capacitor
- film
- insulating film
- upper electrode
- lower electrode
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 104
- 239000004065 semiconductor Substances 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 28
- 238000005530 etching Methods 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000011229 interlayer Substances 0.000 description 17
- 239000010410 layer Substances 0.000 description 14
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5222—Capacitive arrangements or effects of, or between wiring layers
- H01L23/5223—Capacitor integral with wiring layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/692—Electrodes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (3)
- 반도체 기판 상에 MIM 캐패시터의 하부전극용 제 1 금속막, MIM 캐패시터의 유전막용 절연막 및 MIM 캐패시터의 상부전극용 제 2 금속막을 차례로 형성하는 단계;상기 MIM 캐패시터의 유전막용 절연막의 일부분을 노출시키도록, 상기 MIM 캐패시터의 상부전극용 제 2 금속막을 선택적으로 식각하여 상부전극을 형성하는 단계;상기 상부전극을 포함한 MIM 캐패시터의 유전막용 절연막 상에 하드마스크막을 형성하는 단계; 및상기 하드마스크막, MIM 캐패시터의 유전막용 절연막 및 MIM 캐패시터의 하부전극용 제 1 금속막을 선택적으로 식각하여, 유전막 및 하부전극을 형성하는 단계를 포함하는 반도체 소자의 MIM 캐패시터 제조방법.
- 제 1 항에 있어서,상기 하드마스크막을 형성한 후,반사방지막을 코팅하는 단계를 더 포함하는 것을 특징으로 하는 반도체 소자의 MIM 캐패시터 제조방법.
- 제 1 항에 있어서,상기 하드마스크막은, 산화막을 이용하여 형성하는 것을 특징으로 하는 반도체 소자의 MIM 캐패시터 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050116019A KR101190848B1 (ko) | 2005-11-30 | 2005-11-30 | 반도체 소자의 mim 캐패시터 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050116019A KR101190848B1 (ko) | 2005-11-30 | 2005-11-30 | 반도체 소자의 mim 캐패시터 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070056869A true KR20070056869A (ko) | 2007-06-04 |
KR101190848B1 KR101190848B1 (ko) | 2012-10-12 |
Family
ID=38354566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050116019A KR101190848B1 (ko) | 2005-11-30 | 2005-11-30 | 반도체 소자의 mim 캐패시터 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101190848B1 (ko) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4947849B2 (ja) | 2001-05-30 | 2012-06-06 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
KR100548516B1 (ko) | 2003-12-15 | 2006-02-02 | 매그나칩 반도체 유한회사 | Mim 캐패시터 형성방법 |
-
2005
- 2005-11-30 KR KR1020050116019A patent/KR101190848B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR101190848B1 (ko) | 2012-10-12 |
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