KR100859949B1 - 아날로그 반도체 소자의 제조방법 - Google Patents
아날로그 반도체 소자의 제조방법 Download PDFInfo
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- KR100859949B1 KR100859949B1 KR1020020042267A KR20020042267A KR100859949B1 KR 100859949 B1 KR100859949 B1 KR 100859949B1 KR 1020020042267 A KR1020020042267 A KR 1020020042267A KR 20020042267 A KR20020042267 A KR 20020042267A KR 100859949 B1 KR100859949 B1 KR 100859949B1
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- transition metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
- H01L28/75—Electrodes comprising two or more layers, e.g. comprising a barrier layer and a metal layer
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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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
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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
- H01L21/32051—Deposition of metallic or metal-silicide layers
- H01L21/32053—Deposition of metallic or metal-silicide layers of metal-silicide layers
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- H—ELECTRICITY
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- 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- 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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/7687—Thin films associated with contacts of capacitors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
- H01L28/65—Electrodes comprising a noble metal or a noble metal oxide, e.g. platinum (Pt), ruthenium (Ru), ruthenium dioxide (RuO2), iridium (Ir), iridium dioxide (IrO2)
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
Abstract
Description
Claims (6)
- 반도체 기판상에 소자 분리막을 형성하는 단계;상기 반도체 기판의 소정 부분에 게이트 전극을 형성하고, 동시에 소자 분리막 상부에 캐패시터의 하부 전극을 형성하는 단계;상기 캐패시터의 하부 전극 상에, 하부 전극보다 좁은 선폭으로 유전막 및 상부 전극을 형성하는 단계;상기 게이트 전극, 하부 전극 및 상부 전극의 양측벽에 스페이서를 형성하는 단계;상기 게이트 전극 양측의 반도체 기판에 접합 영역을 형성하는 단계;상기 반도체 기판 전면에 전이 금속막을 증착하는 단계;상기 전이 금속막을 열처리하여, 게이트 전극, 노출된 캐패시터의 하부 전극, 상부 전극 및 접합 영역에 전이 금속 실리사이드막을 형성하는 단계; 및반응하지 않고 잔류하는 전이 금속막을 제거하는 단계를 포함하는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 전이 금속막은 코발트, 티타늄, 탄탈륨, 텅스텐, 백금 중 선택되는 하나 또는 이들의 적층막으로 형성하는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
- 제 1 항에 있어서,상기 전이 금속 실리사이드막을 형성하는 단계는, 450 내지 530℃ 온도에서 급속 열처리하는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
- 제 1 항에 있어서,상기 잔류하는 전이 금속막을 제거하는 단계는, HCl과 H2O2의 혼합 용액으로 습식 식각하여 잔류하는 전이 금속막을 제거하는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
- 제 1 항에 있어서,상기 잔류하는 전이 금속막을 제거하는 단계 이후에, 상기 실리사이드막을 저저항화하기 위한 열처리 공정을 더 실시하는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
- 제 5 항에 있어서,상기 열처리 공정은 750 내지 800℃ 온도에서 진행되는 것을 특징으로 하는 아날로그 반도체 소자의 제조방법.
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KR1020020042267A KR100859949B1 (ko) | 2002-07-19 | 2002-07-19 | 아날로그 반도체 소자의 제조방법 |
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KR1020020042267A KR100859949B1 (ko) | 2002-07-19 | 2002-07-19 | 아날로그 반도체 소자의 제조방법 |
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KR20040008602A KR20040008602A (ko) | 2004-01-31 |
KR100859949B1 true KR100859949B1 (ko) | 2008-09-23 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960015940A (ko) * | 1994-10-28 | 1996-05-22 | 김주용 | 반도체소자의 캐패시터 제조방법 |
KR970008614A (ko) * | 1995-07-28 | 1997-02-24 | 니시무로 타이조 | 반도체장치 및 그 제조방법 |
JP2001223177A (ja) * | 2000-01-28 | 2001-08-17 | Hynix Semiconductor Inc | シリサイド構造及びその形成方法 |
JP2002026145A (ja) * | 2000-06-19 | 2002-01-25 | Hynix Semiconductor Inc | キャパシタ電極と接するプラグを有する半導体素子及びその製造方法 |
JP2002100742A (ja) * | 2000-08-11 | 2002-04-05 | Samsung Electronics Co Ltd | 同一な物質よりなる二重膜を含む多重膜としてカプセル化されたキャパシタを備えた半導体メモリ素子及びその製造方法 |
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- 2002-07-19 KR KR1020020042267A patent/KR100859949B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960015940A (ko) * | 1994-10-28 | 1996-05-22 | 김주용 | 반도체소자의 캐패시터 제조방법 |
KR970008614A (ko) * | 1995-07-28 | 1997-02-24 | 니시무로 타이조 | 반도체장치 및 그 제조방법 |
JP2001223177A (ja) * | 2000-01-28 | 2001-08-17 | Hynix Semiconductor Inc | シリサイド構造及びその形成方法 |
JP2002026145A (ja) * | 2000-06-19 | 2002-01-25 | Hynix Semiconductor Inc | キャパシタ電極と接するプラグを有する半導体素子及びその製造方法 |
JP2002100742A (ja) * | 2000-08-11 | 2002-04-05 | Samsung Electronics Co Ltd | 同一な物質よりなる二重膜を含む多重膜としてカプセル化されたキャパシタを備えた半導体メモリ素子及びその製造方法 |
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