KR100744928B1 - 반도체 장치의 제조 방법 및 반도체 장치 - Google Patents
반도체 장치의 제조 방법 및 반도체 장치 Download PDFInfo
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- KR100744928B1 KR100744928B1 KR1020020017637A KR20020017637A KR100744928B1 KR 100744928 B1 KR100744928 B1 KR 100744928B1 KR 1020020017637 A KR1020020017637 A KR 1020020017637A KR 20020017637 A KR20020017637 A KR 20020017637A KR 100744928 B1 KR100744928 B1 KR 100744928B1
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- 239000011810 insulating material Substances 0.000 title claims abstract description 61
- 239000004065 semiconductor Substances 0.000 title claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 238000005530 etching Methods 0.000 claims abstract description 162
- 239000000758 substrate Substances 0.000 claims abstract description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 29
- 239000000377 silicon dioxide Substances 0.000 claims description 14
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 5
- 239000010410 layer Substances 0.000 abstract description 123
- 239000011148 porous material Substances 0.000 abstract description 7
- 239000012774 insulation material Substances 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 34
- 239000002184 metal Substances 0.000 description 21
- 229910052751 metal Inorganic materials 0.000 description 21
- 239000010949 copper Substances 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 16
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 229910010271 silicon carbide Inorganic materials 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 230000003071 parasitic effect Effects 0.000 description 9
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 8
- 239000012298 atmosphere Substances 0.000 description 7
- 238000005229 chemical vapour deposition Methods 0.000 description 6
- 238000001020 plasma etching Methods 0.000 description 6
- 239000011229 interlayer Substances 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
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- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
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- 239000002253 acid Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
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- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
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- 239000005368 silicate glass Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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- 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
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76832—Multiple layers
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- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
-
- 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
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76807—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics for dual damascene structures
- H01L21/76813—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics for dual damascene structures involving a partial via etch
-
- 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
Abstract
Description
Claims (9)
- 반도체 소자가 형성되고, 일부에 도전성 영역이 노출되어 있는 기판의 표면 상에, 절연 재료를 포함하는 제1 막을 형성하는 공정과,상기 제1 막 상에 절연 재료를 포함하는 비아층 절연막을 형성하는 공정과,상기 비아층 절연막 상에 절연 재료를 포함하는 제2 막을 형성하는 공정과,상기 제2 막 상에 절연 재료를 포함하는 제3 막을 형성하는 공정과,상기 제3 막 상에 절연 재료를 포함하는 배선층 절연막을 형성하는 공정과,상기 배선층 절연막의 상면으로부터 상기 제3 막의 상면까지 도달하는 배선홈, 및 상기 배선홈의 저면의 일부에, 상기 제1 막의 상면까지 도달하는 비아홀을 형성하는 공정으로서, 상기 비아홀은, 상기 도전성 영역과 부분적으로 중첩되는 위치에 배치되며, 상기 배선홈의 형성은, 상기 제3 막에 대하여 상기 배선층 절연막을 선택적으로 에칭하는 조건으로 해당 배선층 절연막을 에칭함으로써 행하는 공정과,상기 제2 막에 대하여 상기 제3 막을 선택적으로 에칭하는 조건으로, 상기 배선홈의 저면에 노출한 상기 제3 막, 및 상기 비아홀의 저면에 노출된 제1 막을 제거하는 공정과,상기 비아홀 및 배선홈 내에, 도전 재료를 포함하는 배선을 매립하는 공정을 포함하는 반도체 장치의 제조 방법.
- 제1항에 있어서,상기 비아층 절연막은 다공질의 절연 재료로 형성되어 있는 반도체 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 배선홈 및 비아홀을 형성하는 공정은,상기 비아홀을 형성하는 위치에, 상기 배선층 절연막의 상면으로부터, 상기 비아층 절연막의 중간까지 도달하는 오목부를 형성하는 공정과,상기 오목부와 부분적으로 중첩되는 위치에, 상기 제3 막까지 도달하는 상기 배선홈을 형성함과 동시에, 상기 제3 막을 마스크로 하여 상기 오목부의 바닥을 더 에칭하여, 상기 제1 막까지 도달하는 상기 비아홀을 형성하는 공정을 포함하는 반도체 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 제2 막의 유전률은 상기 제3 막의 유전률보다도 낮은 반도체 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 비아층 절연막이 다공성 실리카로 형성되고, 상기 제1 막 및 제3 막이, SiC 또는 SiN으로 형성되며, 상기 제2 막이 SiO2로 형성되어 있는 반도체 장치의 제조 방법.
- 제3항에 있어서,상기 제2 막의 유전률은 상기 제3 막의 유전률보다도 낮은 반도체 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 제3 막은 상기 제1 막보다도 얇은 반도체 장치의 제조 방법.
- 반도체 기판의 표면 상에 다공질 절연 재료를 포함하는 제1 절연막을 형성하는 공정과,상기 제1 절연막 상에 절연 재료를 포함하는 제1 에칭 스토퍼막을 형성하는 공정과,상기 제1 에칭 스토퍼막 상에 상기 제1 에칭 스토퍼막보다도 유전률이 높은 절연 재료를 포함하는 제2 에칭 스토퍼막을 형성하는 공정과,상기 제2 에칭 스토퍼막 상에 절연 재료를 포함하는 제2 절연막을 형성하는 공정과,상기 제2 절연막 상에 개구를 갖는 마스크 패턴을 형성하는 공정과,상기 마스크 패턴을 에칭 마스크로 하여, 상기 제2 에칭 스토퍼막에 대하여 상기 제2 절연막을 선택적으로 에칭하는 조건으로, 상기 제2 절연막을 에칭하여 오목부를 형성하고, 상기 오목부의 저면에 상기 제2 에칭 스토퍼막을 노출시키는 공정과,상기 제1 에칭 스토퍼막에 대하여 상기 제2 에칭 스토퍼막을 선택적으로 에칭하는 조건으로, 상기 오목부의 저면에 노출된 상기 제2 에칭 스토퍼막을 에칭하는 공정과,상기 오목부 내에 도전 재료를 포함하는 도전 부재를 매립하는 공정을 포함하는 반도체 장치의 제조 방법.
- 제8항에 있어서,상기 제1 절연막 및 제2 절연막이 다공성 실리카로 형성되고, 상기 제1 에칭 스토퍼막이 SiO2로 형성되며, 상기 제2 에칭 스토퍼막이 SiC 또는 SiN으로 형성되어 있는 반도체 장치의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2001-00291013 | 2001-09-25 | ||
JP2001291013A JP3780189B2 (ja) | 2001-09-25 | 2001-09-25 | 半導体装置の製造方法及び半導体装置 |
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KR20030026204A KR20030026204A (ko) | 2003-03-31 |
KR100744928B1 true KR100744928B1 (ko) | 2007-08-01 |
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KR1020020017637A KR100744928B1 (ko) | 2001-09-25 | 2002-03-30 | 반도체 장치의 제조 방법 및 반도체 장치 |
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US (1) | US6737744B2 (ko) |
EP (1) | EP1296368B1 (ko) |
JP (1) | JP3780189B2 (ko) |
KR (1) | KR100744928B1 (ko) |
CN (1) | CN1189934C (ko) |
TW (1) | TWI282591B (ko) |
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JP2003152074A (ja) * | 2001-11-09 | 2003-05-23 | Sony Corp | 半導体装置の製造方法 |
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JP3715626B2 (ja) | 2003-01-17 | 2005-11-09 | 株式会社東芝 | 半導体装置の製造方法および半導体装置 |
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JP2004363256A (ja) * | 2003-06-03 | 2004-12-24 | Nec Electronics Corp | 半導体装置及び半導体装置の製造方法 |
US20040245636A1 (en) * | 2003-06-06 | 2004-12-09 | International Business Machines Corporation | Full removal of dual damascene metal level |
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US6770975B2 (en) * | 1999-06-09 | 2004-08-03 | Alliedsignal Inc. | Integrated circuits with multiple low dielectric-constant inter-metal dielectrics |
JP2001093975A (ja) | 1999-09-21 | 2001-04-06 | Toshiba Corp | 半導体装置及びその製造方法 |
JP4108228B2 (ja) * | 1999-07-15 | 2008-06-25 | 富士通株式会社 | 半導体装置の製造方法 |
JP2001044202A (ja) | 1999-07-30 | 2001-02-16 | Nec Corp | 半導体装置及びその製造方法 |
US6331479B1 (en) * | 1999-09-20 | 2001-12-18 | Chartered Semiconductor Manufacturing Ltd. | Method to prevent degradation of low dielectric constant material in copper damascene interconnects |
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2001
- 2001-09-25 JP JP2001291013A patent/JP3780189B2/ja not_active Expired - Fee Related
-
2002
- 2002-02-26 TW TW091103455A patent/TWI282591B/zh not_active IP Right Cessation
- 2002-03-11 US US10/093,502 patent/US6737744B2/en not_active Expired - Lifetime
- 2002-03-27 EP EP02252253.6A patent/EP1296368B1/en not_active Expired - Fee Related
- 2002-03-30 KR KR1020020017637A patent/KR100744928B1/ko active IP Right Grant
- 2002-04-11 CN CNB021058342A patent/CN1189934C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US6265780B1 (en) * | 1998-12-01 | 2001-07-24 | United Microelectronics Corp. | Dual damascene structure for the wiring-line structures of multi-level interconnects in integrated circuit |
KR20010085677A (ko) * | 2000-02-28 | 2001-09-07 | 무라세 하루오 | 반도체 장치 및 그 제조 방법 |
Also Published As
Publication number | Publication date |
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EP1296368A2 (en) | 2003-03-26 |
CN1411049A (zh) | 2003-04-16 |
JP3780189B2 (ja) | 2006-05-31 |
KR20030026204A (ko) | 2003-03-31 |
US20030057561A1 (en) | 2003-03-27 |
CN1189934C (zh) | 2005-02-16 |
US6737744B2 (en) | 2004-05-18 |
JP2003100866A (ja) | 2003-04-04 |
EP1296368B1 (en) | 2013-12-18 |
EP1296368A3 (en) | 2004-12-01 |
TWI282591B (en) | 2007-06-11 |
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