KR100518988B1 - 집적회로절연체및그제조방법 - Google Patents
집적회로절연체및그제조방법 Download PDFInfo
- Publication number
- KR100518988B1 KR100518988B1 KR1019970016238A KR19970016238A KR100518988B1 KR 100518988 B1 KR100518988 B1 KR 100518988B1 KR 1019970016238 A KR1019970016238 A KR 1019970016238A KR 19970016238 A KR19970016238 A KR 19970016238A KR 100518988 B1 KR100518988 B1 KR 100518988B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal
- dielectric material
- fluorinated
- oxide
- layer
- 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 - Lifetime
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- 239000012212 insulator Substances 0.000 title abstract description 20
- 238000004519 manufacturing process Methods 0.000 title description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 130
- 239000002184 metal Substances 0.000 claims abstract description 130
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 claims description 35
- 239000003989 dielectric material Substances 0.000 claims description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 17
- 235000012239 silicon dioxide Nutrition 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 5
- 239000010409 thin film Substances 0.000 claims description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 abstract description 6
- 229920000642 polymer Polymers 0.000 description 21
- 238000000151 deposition Methods 0.000 description 15
- 230000008021 deposition Effects 0.000 description 14
- 239000000945 filler Substances 0.000 description 11
- 238000005530 etching Methods 0.000 description 10
- 238000001465 metallisation Methods 0.000 description 9
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052731 fluorine Inorganic materials 0.000 description 6
- 239000011737 fluorine Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 6
- 229920000052 poly(p-xylylene) Polymers 0.000 description 6
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229920002313 fluoropolymer Polymers 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 238000000059 patterning Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000005380 borophosphosilicate glass Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- -1 fluorinated tetraethoxysilane (fluorinated TEOS Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000005247 gettering Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 208000037909 invasive meningococcal disease Diseases 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000001947 vapour-phase growth 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
- H01L23/532—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 characterised by the materials
- H01L23/5329—Insulating materials
-
- 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
- H01L21/76—Making of isolation regions between components
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (4)
- 집적 회로의 상호접속 구조에 있어서,상기 구조는 하나의 면에 메탈 배선들이 존재하고,상기 메탈 배선들은 실리콘 이산화물(실리콘 질화물)의 박막 컨퍼멀(conformal)층에 의해 피복되며 또한 제1 유전체 재료의 영역들에 의해 분리되며,상기 제1 유전체 재료는 상기 실리콘 이산화물보다 유전률이 낮고,상기 제1 유전체 재료의 층은 상기 메탈 배선들의 상부 및 상기 메탈 배선들을 분리시키는 상기 제1 유전체 재료의 영역의 상부에 존재하며.상기 메탈 배선들의 상부 및 상기 메탈 배선들을 분리시키는 상기 제1 유전체 재료의 영역의 상부에 존재하는 층의 유전체 재료는 상기 제1 유전체 재료와는 다른 제2 유전체 재료로 치환되고,상기 제1 유전체 재료 및 상기 제2 유전체 재료는 모두 상기 실리콘 이산화물보다 유전률이 낮은 것을 특징으로 하는 집적 회로의 상호접속 구조.
- 제1항에 있어서,상기 제1 유전체 재료는 수소 실세스퀴옥산(silsesquioxane: HSQ)이며, 상기 제2 유전체 재료는 불소첨가 실리콘 산화물(fluorinated silicon oxide)인 것을 특징으로 하는 집적 회로의 상호접속 구조.
- 집적 회로의 상호접속 구조 형성 방법에 있어서,상기 구조는 메탈 배선들이 하나의 면에 형성되고,상기 메탈 배선들을 박막의 실리콘 이산화물(실리콘 질화물)의 층에 의해 컨퍼멀(conformal)하게 피복하는 단계;상기 피복된 메탈 배선들 사이의 영역들을 상기 실리콘 이산화물보다 유전률이 낮은 제1 유전체 재료에 의해 충전하는 단계;상기 제1 유전체 재료의 층을 상기 메탈 배선들의 상부 및 상기 메탈 배선들을 분리시키는 상기 제1 유전체 재료의 영역의 상부에 형성하는 단계; 및상기 메탈 배선들의 상부 및 상기 메탈 배선들을 분리시키는 상기 제1 유전체 재료의 영역의 상부에 존재하는 층의 유전체 재료를 상기 제1 유전체 재료에 대신하여 상기 제1 유전체 재료와는 다른 제2 유전체 재료를 사용하여 형성하는 단계를 포함하며,상기 제1 유전체 재료 및 상기 제2 유전체 재료는 모두 상기 실리콘 이산화물보다 유전률이 낮은 것을 특징으로 하는 집적 회로의 상호접속 구조 형성 방법.
- 제3항에 있어서,상기 제1 유전체 재료는 수소 실세스퀴옥산(silsesquioxane: HSQ)이며, 상기 제2 유전체 재료는 불소첨가 실리콘 산화물(fluorinated silicon oxide)인 것을 특징으로 하는 집적 회로의 상호접속 구조 형성 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1640396P | 1996-04-29 | 1996-04-29 | |
US60/016,403 | 1996-04-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970072310A KR970072310A (ko) | 1997-11-07 |
KR100518988B1 true KR100518988B1 (ko) | 2005-12-01 |
Family
ID=21776953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970016238A Expired - Lifetime KR100518988B1 (ko) | 1996-04-29 | 1997-04-29 | 집적회로절연체및그제조방법 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0805491A3 (ko) |
JP (1) | JPH1041382A (ko) |
KR (1) | KR100518988B1 (ko) |
TW (1) | TW391048B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10189723A (ja) * | 1996-12-25 | 1998-07-21 | Nec Corp | 半導体装置およびその製造方法 |
JP3159093B2 (ja) * | 1996-12-25 | 2001-04-23 | 日本電気株式会社 | 半導体装置およびその製造方法 |
US6770975B2 (en) | 1999-06-09 | 2004-08-03 | Alliedsignal Inc. | Integrated circuits with multiple low dielectric-constant inter-metal dielectrics |
US6391795B1 (en) * | 1999-10-22 | 2002-05-21 | Lsi Logic Corporation | Low k dielectric composite layer for intergrated circuit structure which provides void-free low k dielectric material between metal lines while mitigating via poisoning |
KR100326814B1 (ko) * | 1999-12-30 | 2002-03-04 | 박종섭 | 반도체 소자의 금속배선간 층간 절연막 형성방법 |
JP4752108B2 (ja) | 2000-12-08 | 2011-08-17 | ソニー株式会社 | 半導体装置およびその製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5476817A (en) * | 1994-05-31 | 1995-12-19 | Texas Instruments Incorporated | Method of making reliable metal leads in high speed LSI semiconductors using both dummy leads and thermoconductive layers |
KR950034532A (ko) * | 1994-04-28 | 1995-12-28 | ||
KR960015788A (ko) * | 1994-10-03 | 1996-05-22 | 반도체장치용 층간절연막 구조 |
-
1997
- 1997-04-28 TW TW086105508A patent/TW391048B/zh not_active IP Right Cessation
- 1997-04-28 JP JP9111615A patent/JPH1041382A/ja active Pending
- 1997-04-29 KR KR1019970016238A patent/KR100518988B1/ko not_active Expired - Lifetime
- 1997-04-29 EP EP97107086A patent/EP0805491A3/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950034532A (ko) * | 1994-04-28 | 1995-12-28 | ||
US5476817A (en) * | 1994-05-31 | 1995-12-19 | Texas Instruments Incorporated | Method of making reliable metal leads in high speed LSI semiconductors using both dummy leads and thermoconductive layers |
KR960015788A (ko) * | 1994-10-03 | 1996-05-22 | 반도체장치용 층간절연막 구조 |
Also Published As
Publication number | Publication date |
---|---|
EP0805491A2 (en) | 1997-11-05 |
EP0805491A3 (en) | 1997-11-12 |
TW391048B (en) | 2000-05-21 |
KR970072310A (ko) | 1997-11-07 |
JPH1041382A (ja) | 1998-02-13 |
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