KR101017043B1 - 반도체 소자 및 그의 제조방법 - Google Patents
반도체 소자 및 그의 제조방법 Download PDFInfo
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- KR101017043B1 KR101017043B1 KR1020080080968A KR20080080968A KR101017043B1 KR 101017043 B1 KR101017043 B1 KR 101017043B1 KR 1020080080968 A KR1020080080968 A KR 1020080080968A KR 20080080968 A KR20080080968 A KR 20080080968A KR 101017043 B1 KR101017043 B1 KR 101017043B1
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- Prior art keywords
- film
- semiconductor device
- metal
- hard mask
- manufacturing
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000004065 semiconductor Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 67
- 239000002184 metal Substances 0.000 claims abstract description 67
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 33
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 12
- 238000005530 etching Methods 0.000 claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 6
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 35
- 230000008569 process Effects 0.000 abstract description 19
- 238000001465 metallisation Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 87
- 239000010936 titanium Substances 0.000 description 28
- 239000010410 layer Substances 0.000 description 25
- 230000008021 deposition Effects 0.000 description 15
- 229910052719 titanium Inorganic materials 0.000 description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 6
- 229910052796 boron Inorganic materials 0.000 description 6
- 150000004767 nitrides Chemical class 0.000 description 6
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
- 239000005380 borophosphosilicate glass Substances 0.000 description 4
- 239000005388 borosilicate glass Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000005360 phosphosilicate glass Substances 0.000 description 4
- 229910052715 tantalum Inorganic materials 0.000 description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910010037 TiAlN Inorganic materials 0.000 description 2
- 229910010060 TiBN Inorganic materials 0.000 description 2
- 229910007950 ZrBN Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 2
- 239000005368 silicate glass Substances 0.000 description 2
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 2
- 150000003608 titanium Chemical class 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- -1 tungsten nitride Chemical class 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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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
- H01L21/76838—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 conductors
-
- 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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table 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
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
-
- 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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (20)
- 금속배선;상기 금속배선 상에 형성된 인장응력을 갖는 하드 마스크; 및상기 하드 마스크 상에 형성된 절연막을 포함하는 반도체 소자.
- 제 1 항에 있어서,상기 금속배선은 알루미늄막으로 형성된 반도체 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 하드 마스크는 실리콘 산화 질화막(SiON), 실리콘 질화막(SiN) 또는 실리콘 탄화막(SiC) 중에서 선택된 어느 하나로 이루어진 반도체 소자.
- 제 3 항에 있어서,상기 금속배선의 하부에 형성된 장벽층을 더 포함하는 반도체 소자.
- 제 3 항에 있어서,상기 금속배선은 3000~1000Å의 두께로 형성된 반도체 소자.
- 제 3 항에 있어서,상기 절연막은 3500~10000Å 두께로 형성된 반도체 소자.
- 기판 상에 금속막을 형성하는 단계;상기 금속막 상에 인장응력을 갖는 하드 마스크를 형성하는 단계;열처리 단계;상기 하드 마스크를 식각하여 하드 마스크 패턴을 형성하는 단계; 및상기 하드 마스크 패턴을 식각 마스크로 상기 금속막을 식각하여 금속배선을 형성하는 단계를 포함하는 반도체 소자의 제조방법.
- 제 7 항에 있어서,상기 금속막은 알루미늄막으로 형성하는 반도체 소자의 제조방법.
- 제 8 항에 있어서,상기 하드 마스크는 실리콘산화질화막(SiON), 실리콘질화막(SiN) 또는 실리콘탄화막(SiC) 중에서 선택되는 어느 하나로 형성하는 반도체 소자의 제조방법.
- 제 8 항에 있어서,상기 금속막은 3000~1000Å의 두께로 형성하는 반도체 소자의 제조방법.
- 제 8 항에 있어서,상기 금속막을 형성하는 단계 전,상기 기판에 장벽층을 형성하는 단계를 더 포함하는 반도체 소자의 제조방법.
- 제 8 항에 있어서,상기 금속막은 350~500℃의 온도에서 형성하는 반도체 소자의 제조방법.
- 제 8 항에 있어서,상기 금속배선을 형성하는 단계 후,상기 하드 마스크 패턴을 포함하는 상기 기판 상에 3500~10000Å 두께로 절연막을 형성하는 단계를 더 포함하는 반도체 소자의 제조방법.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080080968A KR101017043B1 (ko) | 2008-08-19 | 2008-08-19 | 반도체 소자 및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020080080968A KR101017043B1 (ko) | 2008-08-19 | 2008-08-19 | 반도체 소자 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20100022336A KR20100022336A (ko) | 2010-03-02 |
KR101017043B1 true KR101017043B1 (ko) | 2011-02-23 |
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KR1020080080968A KR101017043B1 (ko) | 2008-08-19 | 2008-08-19 | 반도체 소자 및 그의 제조방법 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5288665A (en) * | 1992-08-12 | 1994-02-22 | Applied Materials, Inc. | Process for forming low resistance aluminum plug in via electrically connected to overlying patterned metal layer for integrated circuit structures |
US7300891B2 (en) * | 2005-03-29 | 2007-11-27 | Tokyo Electron, Ltd. | Method and system for increasing tensile stress in a thin film using multi-frequency electromagnetic radiation |
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- 2008-08-19 KR KR1020080080968A patent/KR101017043B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5288665A (en) * | 1992-08-12 | 1994-02-22 | Applied Materials, Inc. | Process for forming low resistance aluminum plug in via electrically connected to overlying patterned metal layer for integrated circuit structures |
US7300891B2 (en) * | 2005-03-29 | 2007-11-27 | Tokyo Electron, Ltd. | Method and system for increasing tensile stress in a thin film using multi-frequency electromagnetic radiation |
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