ATE504084T1 - Trocken-rückätzen von verbindungskontakten - Google Patents

Trocken-rückätzen von verbindungskontakten

Info

Publication number
ATE504084T1
ATE504084T1 AT06778036T AT06778036T ATE504084T1 AT E504084 T1 ATE504084 T1 AT E504084T1 AT 06778036 T AT06778036 T AT 06778036T AT 06778036 T AT06778036 T AT 06778036T AT E504084 T1 ATE504084 T1 AT E504084T1
Authority
AT
Austria
Prior art keywords
contact
dry etching
connection contacts
reduced
during
Prior art date
Application number
AT06778036T
Other languages
German (de)
English (en)
Inventor
William Brearley
Stephen Greco
Sujatha Sankaran
Theodorus Standaert
Original Assignee
Ibm
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of ATE504084T1 publication Critical patent/ATE504084T1/de

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H10W20/071—Manufacture or treatment of dielectric parts thereof
    • H10W20/081—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts
    • H10W20/084—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts for dual-damascene structures
    • H10W20/085—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts for dual-damascene structures involving intermediate temporary filling with material
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/01—Manufacture or treatment
    • H10D64/011—Manufacture or treatment of electrodes ohmically coupled to a semiconductor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
    • H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
    • H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H10W20/031—Manufacture or treatment of conductive parts of the interconnections
    • H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
    • H10W20/033—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics
    • H10W20/036—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics the barrier, adhesion or liner layers being within a main fill metal
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H10W20/031—Manufacture or treatment of conductive parts of the interconnections
    • H10W20/056—Manufacture or treatment of conductive parts of the interconnections by filling conductive material into holes, grooves or trenches
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H10W20/41—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their conductive parts
    • H10W20/42—Vias, e.g. via plugs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H10W20/45—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their insulating parts
    • H10W20/48—Insulating materials thereof

Landscapes

  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Drying Of Semiconductors (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
AT06778036T 2005-08-08 2006-07-27 Trocken-rückätzen von verbindungskontakten ATE504084T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/161,538 US7323410B2 (en) 2005-08-08 2005-08-08 Dry etchback of interconnect contacts
PCT/EP2006/064757 WO2007017400A1 (en) 2005-08-08 2006-07-27 Dry etchback of interconnect contacts

Publications (1)

Publication Number Publication Date
ATE504084T1 true ATE504084T1 (de) 2011-04-15

Family

ID=37074972

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06778036T ATE504084T1 (de) 2005-08-08 2006-07-27 Trocken-rückätzen von verbindungskontakten

Country Status (9)

Country Link
US (2) US7323410B2 (https=)
EP (1) EP1922753B1 (https=)
JP (1) JP4742147B2 (https=)
KR (1) KR101027172B1 (https=)
CN (1) CN101228624B (https=)
AT (1) ATE504084T1 (https=)
DE (1) DE602006021035D1 (https=)
TW (1) TWI377618B (https=)
WO (1) WO2007017400A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070037316A1 (en) * 2005-08-09 2007-02-15 Micron Technology, Inc. Memory cell contact using spacers
US20070232048A1 (en) * 2006-03-31 2007-10-04 Koji Miyata Damascene interconnection having a SiCOH low k layer
US8399349B2 (en) 2006-04-18 2013-03-19 Air Products And Chemicals, Inc. Materials and methods of forming controlled void
US7947609B2 (en) * 2007-08-10 2011-05-24 Tokyo Electron Limited Method for etching low-k material using an oxide hard mask
US7935640B2 (en) * 2007-08-10 2011-05-03 Tokyo Electron Limited Method for forming a damascene structure
US8080473B2 (en) * 2007-08-29 2011-12-20 Tokyo Electron Limited Method for metallizing a pattern in a dielectric film
JP5102720B2 (ja) * 2008-08-25 2012-12-19 東京エレクトロン株式会社 基板処理方法
US8435901B2 (en) 2010-06-11 2013-05-07 Tokyo Electron Limited Method of selectively etching an insulation stack for a metal interconnect
KR102057855B1 (ko) 2013-11-13 2019-12-20 삼성전자 주식회사 반도체 소자 및 그 제조 방법
US9514977B2 (en) 2013-12-17 2016-12-06 Kabushiki Kaisha Toshiba Semiconductor device and manufacturing method thereof
US9484401B2 (en) 2014-11-24 2016-11-01 International Business Machines Corporation Capacitance reduction for advanced technology nodes
US9679807B1 (en) * 2015-11-20 2017-06-13 Globalfoundries Inc. Method, apparatus, and system for MOL interconnects without titanium liner

Family Cites Families (26)

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US4808552A (en) * 1985-09-11 1989-02-28 Texas Instruments Incorporated Process for making vertically-oriented interconnections for VLSI devices
US4793897A (en) * 1987-03-20 1988-12-27 Applied Materials, Inc. Selective thin film etch process
US5244534A (en) * 1992-01-24 1993-09-14 Micron Technology, Inc. Two-step chemical mechanical polishing process for producing flush and protruding tungsten plugs
US5300813A (en) 1992-02-26 1994-04-05 International Business Machines Corporation Refractory metal capped low resistivity metal conductor lines and vias
JPH05267241A (ja) * 1992-03-18 1993-10-15 Fujitsu Ltd 半導体装置の製造方法
DE69213928T2 (de) * 1992-05-27 1997-03-13 Sgs Thomson Microelectronics Verdrahtung auf Wolfram-Plomben
JPH06260441A (ja) * 1993-03-03 1994-09-16 Nec Corp 半導体装置の製造方法
US5413670A (en) * 1993-07-08 1995-05-09 Air Products And Chemicals, Inc. Method for plasma etching or cleaning with diluted NF3
FR2754391B1 (fr) * 1996-10-08 1999-04-16 Sgs Thomson Microelectronics Structure de contact a facteur de forme eleve pour circuits integres
US5970374A (en) 1996-10-18 1999-10-19 Chartered Semiconductor Manufacturing Ltd. Method for forming contacts and vias with improved barrier metal step-coverage
JPH10242271A (ja) * 1997-02-28 1998-09-11 Sony Corp 半導体装置及びその製造方法
US6043163A (en) * 1997-12-29 2000-03-28 Taiwan Semiconductor Manufacturing Company, Ltd. HCL in overetch with hard mask to improve metal line etching profile
WO1999050903A1 (fr) * 1998-03-30 1999-10-07 Hitachi, Ltd. Circuit integre a semi-conducteur et procede de fabrication correspondant
TW377502B (en) * 1998-05-26 1999-12-21 United Microelectronics Corp Method of dual damascene
JP4809961B2 (ja) * 1998-08-07 2011-11-09 株式会社東芝 半導体装置及びその製造方法
US6040243A (en) * 1999-09-20 2000-03-21 Chartered Semiconductor Manufacturing Ltd. Method to form copper damascene interconnects using a reverse barrier metal scheme to eliminate copper diffusion
JP3400770B2 (ja) * 1999-11-16 2003-04-28 松下電器産業株式会社 エッチング方法、半導体装置及びその製造方法
US6534389B1 (en) * 2000-03-09 2003-03-18 International Business Machines Corporation Dual level contacts and method for forming
US6753249B1 (en) * 2001-01-16 2004-06-22 Taiwan Semiconductor Manufacturing Company Multilayer interface in copper CMP for low K dielectric
US6566242B1 (en) * 2001-03-23 2003-05-20 International Business Machines Corporation Dual damascene copper interconnect to a damascene tungsten wiring level
US6426558B1 (en) * 2001-05-14 2002-07-30 International Business Machines Corporation Metallurgy for semiconductor devices
US20020171147A1 (en) * 2001-05-15 2002-11-21 Tri-Rung Yew Structure of a dual damascene via
JP2003068848A (ja) * 2001-08-29 2003-03-07 Fujitsu Ltd 半導体装置及びその製造方法
TW544916B (en) * 2002-01-10 2003-08-01 Winbond Electronics Corp Memory device having complex type contact plug and its manufacturing method
US6867073B1 (en) * 2003-10-21 2005-03-15 Ziptronix, Inc. Single mask via method and device
US7030468B2 (en) * 2004-01-16 2006-04-18 International Business Machines Corporation Low k and ultra low k SiCOH dielectric films and methods to form the same

Also Published As

Publication number Publication date
CN101228624A (zh) 2008-07-23
US7645700B2 (en) 2010-01-12
US20080088027A1 (en) 2008-04-17
EP1922753A1 (en) 2008-05-21
DE602006021035D1 (de) 2011-05-12
JP2009505385A (ja) 2009-02-05
US7323410B2 (en) 2008-01-29
WO2007017400A1 (en) 2007-02-15
KR101027172B1 (ko) 2011-04-05
US20070032055A1 (en) 2007-02-08
JP4742147B2 (ja) 2011-08-10
CN101228624B (zh) 2011-07-20
EP1922753B1 (en) 2011-03-30
KR20080033300A (ko) 2008-04-16
TWI377618B (en) 2012-11-21
TW200741849A (en) 2007-11-01

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