KR100421278B1 - 반도체소자의 제조방법 - Google Patents
반도체소자의 제조방법 Download PDFInfo
- Publication number
- KR100421278B1 KR100421278B1 KR10-2001-0036602A KR20010036602A KR100421278B1 KR 100421278 B1 KR100421278 B1 KR 100421278B1 KR 20010036602 A KR20010036602 A KR 20010036602A KR 100421278 B1 KR100421278 B1 KR 100421278B1
- Authority
- KR
- South Korea
- Prior art keywords
- insulating film
- dielectric constant
- low dielectric
- constant insulating
- interlayer insulating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000004065 semiconductor Substances 0.000 title claims abstract description 28
- 239000010410 layer Substances 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 43
- 239000011229 interlayer Substances 0.000 claims abstract description 41
- 238000005530 etching Methods 0.000 claims abstract description 28
- 230000004888 barrier function Effects 0.000 claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 229920002120 photoresistant polymer Polymers 0.000 claims description 14
- 239000010432 diamond Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 description 19
- 239000002313 adhesive film Substances 0.000 description 11
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 239000012790 adhesive layer Substances 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000000678 plasma activation Methods 0.000 description 2
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 2
- 238000004528 spin coating 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
- 230000003213 activating effect Effects 0.000 description 1
- 238000001994 activation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- 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
- H01L21/76804—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 by forming tapered via holes
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02118—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer carbon based polymeric organic or inorganic material, e.g. polyimides, poly cyclobutene or PVC
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist 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
- H01L21/02—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
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
Landscapes
- 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 (6)
- 소정의 하부구조물이 구비되는 반도체기판 상부에 제1층간절연막을 형성하는 공정과,상기 제1층간절연막 상부에 제1저유전 상수 절연막과 식각방지막을 형성하는 공정과,상기 식각방지막 상부에 금속배선으로 예정되는 부분을 노출시키는 감광막패턴을 형성하는 공정과,상기 감광막패턴을 식각마스크로 상기 제1저유전 상수 절연막과 식각방지막을 식각하여 트랜치가 구비되는 제1저유전 상수 절연막패턴과 식각방지막패턴을 형성하되, 상기 식각방지막을 식각하는 동안 상기 감광막패턴을 제거하는 공정과,상기 트렌치를 매립하는 금속배선을 형성하는 공정과,전체표면 상부에 제2저유전 상수 절연막과 제2층간절연막을 형성하는 공정과,비아콘택마스크를 식각마스크로 이용하여 상기 제2층간절연막과 제2저유전 상수 절연막을 식각하여 비아콘택홀을 형성하되, 제2층간절연막 식각과, 제2저유전상수 절연식각 및 과식각의 3단계로 실시하고, 상기 제2저유전 상수 절연막 식각 시 양각 경사 식각을 실시하며, 과식각시에는 상기 식각장벽층과 식각선택비가 크게하여 실시하는 공정과,전체표면 상부에 금속층을 형성하여 상기 비아콘택홀을 매립하는 공정을 포함하는 반도체소자의 제조방법.
- 제 1 항에 있어서,상기 제1저유전 상수 절연막과 제2저유전 상수 절연막은 FOX, SiLK, Coral, Black Diamond 또는 HOSP가 사용되는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1 항에 있어서,상기 식각방지막은 SiN막, SiON막 또는 SiC막이 사용되는 것을 특징으로 하는 반도체소자의 제조방법.
- 삭제
- 제 1 항에 있어서,상기 감광막패턴은 상기 식각방지막을 제거할 수 있는 두께로 형성되는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1 항에 있어서,상기 제1저유전 상수 절연막은 상기 식각방지막을 식각마스크로 사용하여 식각하는 것을 특징으로 하는 반도체소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0036602A KR100421278B1 (ko) | 2001-06-26 | 2001-06-26 | 반도체소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0036602A KR100421278B1 (ko) | 2001-06-26 | 2001-06-26 | 반도체소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030000571A KR20030000571A (ko) | 2003-01-06 |
KR100421278B1 true KR100421278B1 (ko) | 2004-03-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2001-0036602A KR100421278B1 (ko) | 2001-06-26 | 2001-06-26 | 반도체소자의 제조방법 |
Country Status (1)
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KR (1) | KR100421278B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20110000960A (ko) | 2009-06-29 | 2011-01-06 | 삼성전자주식회사 | 반도체 칩, 스택 모듈, 메모리 카드 및 그 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11186391A (ja) * | 1997-12-25 | 1999-07-09 | Toshiba Corp | 半導体装置およびその製造方法 |
JPH11274122A (ja) * | 1998-03-24 | 1999-10-08 | Fujitsu Ltd | 半導体装置およびその製造方法 |
JP2000174023A (ja) * | 1998-12-04 | 2000-06-23 | Nec Corp | 半導体装置及びその製造方法 |
-
2001
- 2001-06-26 KR KR10-2001-0036602A patent/KR100421278B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11186391A (ja) * | 1997-12-25 | 1999-07-09 | Toshiba Corp | 半導体装置およびその製造方法 |
JPH11274122A (ja) * | 1998-03-24 | 1999-10-08 | Fujitsu Ltd | 半導体装置およびその製造方法 |
JP2000174023A (ja) * | 1998-12-04 | 2000-06-23 | Nec Corp | 半導体装置及びその製造方法 |
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Publication number | Publication date |
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KR20030000571A (ko) | 2003-01-06 |
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