KR19980063506A - 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터와 이를 형성하기 위한 방법 - Google Patents
반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터와 이를 형성하기 위한 방법 Download PDFInfo
- Publication number
- KR19980063506A KR19980063506A KR1019970050704A KR19970050704A KR19980063506A KR 19980063506 A KR19980063506 A KR 19980063506A KR 1019970050704 A KR1019970050704 A KR 1019970050704A KR 19970050704 A KR19970050704 A KR 19970050704A KR 19980063506 A KR19980063506 A KR 19980063506A
- Authority
- KR
- South Korea
- Prior art keywords
- capacitor
- thin film
- layer
- semiconductor device
- material layer
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 77
- 239000004065 semiconductor Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims description 37
- 239000010409 thin film Substances 0.000 title claims description 18
- 239000004020 conductor Substances 0.000 claims abstract description 40
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 14
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 11
- 239000010937 tungsten Substances 0.000 claims abstract description 11
- 239000007772 electrode material Substances 0.000 claims abstract description 9
- 238000000151 deposition Methods 0.000 claims abstract description 8
- 238000005498 polishing Methods 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 5
- 238000000059 patterning Methods 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 239000003989 dielectric material Substances 0.000 claims 9
- 239000002210 silicon-based material Substances 0.000 claims 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- 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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (17)
- 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법에 있어서,① 각 개구부의 기저부에서 하부 도체 레벨층이 노출될 때까지 산화물 유전체층에 하나 이상의 산화물 개구부를 형성하는 단계와,② 캐패시터 전극으로서 사용되는 각각의 산화물 개구부가 채워질 때까지 상기 산화물 개구부에 캐패시터 전극 물질층을 증착시키고, 채워진 산화물 개구부를 평탄화하여 평탄한 표면을 형성하는 단계와,③ 상기 평탄한 표면의 상부에 유전체 물질층을 증착시키고, 각각의 캐패시터 전극이 포토레지스트로 완전히 피복되도록 상기 유전체 물질층의 상부에 포토레지스트층을 제공하여 패터닝한 후, 상기 포토레지스트층을 제거하는 단계와,④ 상기 패턴화된 유전체 물질층의 상부에 상부 도체 레벨층을 제공하는 단계를 포함하는 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,하나 이상의 도체 레벨층은 금속으로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 2 항에 있어서,상기 금속은 구리, 알루미늄, 또는 텅스텐인 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,하나 이상의 도체 레벨층은 실리콘 물질로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 4 항에 있어서,상기 실리콘 물질은 폴리실리콘 또는 단결정 실리콘인 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,상기 캐패시터 전극 물질층은 텅스텐으로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,평탄화 단계는 화학적/기계적 연마에 의해 수행되는 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,상기 유전체 물질층은 실리콘 이산화물로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 제 1 항에 있어서,상기 유전체 물질층은 두께가 300 내지 1800 옹스트롱인 반도체 소자 혹은 다른 박막 배선 구조체에 캐패시터를 형성하기 위한 방법.
- 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터에 있어서,① 하부 도체 레벨층과,② 상기 하부 도체 레벨의 상부의 캐패시터 전극 물질층과,③ 상기 캐패시터 전극 물질의 상부의 패턴화된 유전체 물질층과,④ 상기 패턴화된 유전체 물질층의 상부에 증착된 상부 도체 레벨층을 포함하는 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 10 항에 있어서,하나 이상의 도체 레벨층은 금속으로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 11 항에 있어서,상기 금속은 구리, 알루미늄, 또는 텅스텐인 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 10 항에 있어서,하나 이상의 도체 레벨층은 실리콘 물질로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 13 항에 있어서,상기 실리콘 물질은 폴리실리콘 또는 단결정 실리콘인 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 10 항에 있어서,상기 캐패시터 전극 물질층은 텅스텐으로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 10 항에 있어서,상기 유전체 물질층은 실리콘 이산화물로 이루어진 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
- 제 10 항에 있어서,상기 유전체 물질층은 두께가 300 내지 1800 옹스트롱인 반도체 소자 혹은 다른 박막 배선 구조체에 사용되는 캐패시터.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76928896A | 1996-12-18 | 1996-12-18 | |
US8/769,288 | 1996-12-18 | ||
US08/769,288 | 1996-12-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980063506A true KR19980063506A (ko) | 1998-10-07 |
KR100326979B1 KR100326979B1 (ko) | 2002-05-10 |
Family
ID=25085020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970050704A KR100326979B1 (ko) | 1996-12-18 | 1997-09-30 | 캐패시터형성방법및그캐패시터구조체 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6001702A (ko) |
KR (1) | KR100326979B1 (ko) |
CN (1) | CN1096707C (ko) |
MY (1) | MY124334A (ko) |
SG (1) | SG71076A1 (ko) |
TW (1) | TW347574B (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001502123A (ja) * | 1997-08-05 | 2001-02-13 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 複数の電子部品の製造方法 |
US6762203B2 (en) * | 1999-08-03 | 2004-07-13 | Kao Corporation | Oil composition |
US6302315B1 (en) * | 2000-05-01 | 2001-10-16 | General Tool Company | Friction stir welding machine and method |
US6974744B1 (en) | 2000-09-05 | 2005-12-13 | Marvell International Ltd. | Fringing capacitor structure |
US6625006B1 (en) | 2000-09-05 | 2003-09-23 | Marvell International, Ltd. | Fringing capacitor structure |
US6761963B2 (en) | 2000-09-21 | 2004-07-13 | Michael D. Casper | Integrated thin film capacitor/inductor/interconnect system and method |
US7327582B2 (en) * | 2000-09-21 | 2008-02-05 | Ultrasource, Inc. | Integrated thin film capacitor/inductor/interconnect system and method |
US6890629B2 (en) | 2001-09-21 | 2005-05-10 | Michael D. Casper | Integrated thin film capacitor/inductor/interconnect system and method |
US7192827B2 (en) * | 2001-01-05 | 2007-03-20 | Micron Technology, Inc. | Methods of forming capacitor structures |
US6980414B1 (en) | 2004-06-16 | 2005-12-27 | Marvell International, Ltd. | Capacitor structure in a semiconductor device |
US6387775B1 (en) | 2001-04-16 | 2002-05-14 | Taiwan Semiconductor Manufacturing Company | Fabrication of MIM capacitor in copper damascene process |
KR100662504B1 (ko) * | 2001-06-23 | 2007-01-02 | 매그나칩 반도체 유한회사 | 반도체 소자의 캐패시터 및 그 제조방법 |
US6998696B2 (en) | 2001-09-21 | 2006-02-14 | Casper Michael D | Integrated thin film capacitor/inductor/interconnect system and method |
US7425877B2 (en) * | 2001-09-21 | 2008-09-16 | Ultrasource, Inc. | Lange coupler system and method |
JP4376500B2 (ja) * | 2002-10-04 | 2009-12-02 | 株式会社ルネサステクノロジ | レジスト埋め込み方法および半導体装置の製造方法 |
US6876027B2 (en) * | 2003-04-10 | 2005-04-05 | Taiwan Semiconductor Manufacturing Company | Method of forming a metal-insulator-metal capacitor structure in a copper damascene process sequence |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0687491B2 (ja) * | 1989-09-14 | 1994-11-02 | 日本電気株式会社 | 薄膜コンデンサ |
JPH03203261A (ja) * | 1989-12-28 | 1991-09-04 | Sony Corp | 半導体装置 |
US5478772A (en) * | 1993-04-02 | 1995-12-26 | Micron Technology, Inc. | Method for forming a storage cell capacitor compatible with high dielectric constant materials |
US5622893A (en) * | 1994-08-01 | 1997-04-22 | Texas Instruments Incorporated | Method of forming conductive noble-metal-insulator-alloy barrier layer for high-dielectric-constant material electrodes |
US5563762A (en) * | 1994-11-28 | 1996-10-08 | Northern Telecom Limited | Capacitor for an integrated circuit and method of formation thereof, and a method of adding on-chip capacitors to an integrated circuit |
US5736448A (en) * | 1995-12-04 | 1998-04-07 | General Electric Company | Fabrication method for thin film capacitors |
-
1997
- 1997-09-30 KR KR1019970050704A patent/KR100326979B1/ko not_active IP Right Cessation
- 1997-11-18 TW TW086117230A patent/TW347574B/zh not_active IP Right Cessation
- 1997-12-04 MY MYPI97005832A patent/MY124334A/en unknown
- 1997-12-05 SG SG1997006258A patent/SG71076A1/en unknown
- 1997-12-17 CN CN97125535A patent/CN1096707C/zh not_active Expired - Lifetime
-
1998
- 1998-01-28 US US09/014,934 patent/US6001702A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100326979B1 (ko) | 2002-05-10 |
CN1096707C (zh) | 2002-12-18 |
TW347574B (en) | 1998-12-11 |
US6001702A (en) | 1999-12-14 |
CN1187033A (zh) | 1998-07-08 |
MY124334A (en) | 2006-06-30 |
SG71076A1 (en) | 2000-03-21 |
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