DE69319384D1 - Mit allen Funktionen ausgestattete hochintegrierte EEPROM-Zelle mit Poly-Tunnel-Zwischenstück und Herstellungsverfahren - Google Patents

Mit allen Funktionen ausgestattete hochintegrierte EEPROM-Zelle mit Poly-Tunnel-Zwischenstück und Herstellungsverfahren

Info

Publication number
DE69319384D1
DE69319384D1 DE69319384T DE69319384T DE69319384D1 DE 69319384 D1 DE69319384 D1 DE 69319384D1 DE 69319384 T DE69319384 T DE 69319384T DE 69319384 T DE69319384 T DE 69319384T DE 69319384 D1 DE69319384 D1 DE 69319384D1
Authority
DE
Germany
Prior art keywords
functions
manufacturing process
intermediate piece
highly integrated
eeprom cell
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69319384T
Other languages
English (en)
Other versions
DE69319384T2 (de
Inventor
Albert Bergemont
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Semiconductor Corp
Original Assignee
National Semiconductor Corp
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 National Semiconductor Corp filed Critical National Semiconductor Corp
Publication of DE69319384D1 publication Critical patent/DE69319384D1/de
Application granted granted Critical
Publication of DE69319384T2 publication Critical patent/DE69319384T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
    • 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
    • H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/28008—Making conductor-insulator-semiconductor electrodes
    • H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
    • H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
    • H01L21/28123—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects
    • H01L21/2815—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects part or whole of the electrode is a sidewall spacer or made by a similar technique, e.g. transformation under mask, plating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/40—Electrodes ; Multistep manufacturing processes therefor
    • H01L29/401—Multistep manufacturing processes
    • H01L29/4011—Multistep manufacturing processes for data storage electrodes
    • H01L29/40114—Multistep manufacturing processes for data storage electrodes the electrodes comprising a conductor-insulator-conductor-insulator-semiconductor structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007—Multistep manufacturing processes
    • H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66825—Unipolar field-effect transistors with an insulated gate, i.e. MISFET with a floating gate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/788—Field effect transistors with field effect produced by an insulated gate with floating gate
    • H01L29/7881—Programmable transistors with only two possible levels of programmation
    • H01L29/7883—Programmable transistors with only two possible levels of programmation charging by tunnelling of carriers, e.g. Fowler-Nordheim tunnelling

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Non-Volatile Memory (AREA)
  • Semiconductor Memories (AREA)
DE69319384T 1992-06-01 1993-05-17 Mit allen Funktionen ausgestattete hochintegrierte EEPROM-Zelle mit Poly-Tunnel-Zwischenstück und Herstellungsverfahren Expired - Lifetime DE69319384T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/891,710 US5225362A (en) 1992-06-01 1992-06-01 Method of manufacturing a full feature high density EEPROM cell with poly tunnel spacer

Publications (2)

Publication Number Publication Date
DE69319384D1 true DE69319384D1 (de) 1998-08-06
DE69319384T2 DE69319384T2 (de) 1999-02-25

Family

ID=25398688

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69319384T Expired - Lifetime DE69319384T2 (de) 1992-06-01 1993-05-17 Mit allen Funktionen ausgestattete hochintegrierte EEPROM-Zelle mit Poly-Tunnel-Zwischenstück und Herstellungsverfahren

Country Status (5)

Country Link
US (1) US5225362A (de)
EP (1) EP0573164B1 (de)
JP (1) JPH0685283A (de)
KR (1) KR100316089B1 (de)
DE (1) DE69319384T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364806A (en) * 1991-08-29 1994-11-15 Hyundai Electronics Industries Co., Ltd. Method of making a self-aligned dual-bit split gate (DSG) flash EEPROM cell
US5379253A (en) * 1992-06-01 1995-01-03 National Semiconductor Corporation High density EEPROM cell array with novel programming scheme and method of manufacture
JP2682386B2 (ja) * 1993-07-27 1997-11-26 日本電気株式会社 半導体装置の製造方法
WO1995025352A1 (en) * 1994-03-15 1995-09-21 National Semiconductor Corporation A virtual-ground flash eprom with reduced-step-height field oxide regions in the array
US5408115A (en) * 1994-04-04 1995-04-18 Motorola Inc. Self-aligned, split-gate EEPROM device
US5422504A (en) * 1994-05-02 1995-06-06 Motorola Inc. EEPROM memory device having a sidewall spacer floating gate electrode and process
US5432112A (en) * 1994-05-06 1995-07-11 United Microelectronics Corporation Process for EPROM, flash memory with high coupling ratio
US5585293A (en) * 1994-06-03 1996-12-17 Motorola Inc. Fabrication process for a 1-transistor EEPROM memory device capable of low-voltage operation
US5498559A (en) * 1994-06-20 1996-03-12 Motorola, Inc. Method of making a nonvolatile memory device with five transistors
US5439838A (en) * 1994-09-14 1995-08-08 United Microelectronics Corporation Method of thinning for EEPROM tunneling oxide device
US5633518A (en) * 1995-07-28 1997-05-27 Zycad Corporation Nonvolatile reprogrammable interconnect cell with FN tunneling and programming method thereof
US5521109A (en) * 1995-09-01 1996-05-28 United Microelectronics Corp. Method for fabricating a high coupling ratio flash memory with a very narrow tunnel layer
DE19534780A1 (de) * 1995-09-19 1997-03-20 Siemens Ag Verfahren zum Erzeugen sehr kleiner Strukturweiten auf einem Halbleitersubstrat
US5863819A (en) * 1995-10-25 1999-01-26 Micron Technology, Inc. Method of fabricating a DRAM access transistor with dual gate oxide technique
US5703808A (en) * 1996-02-21 1997-12-30 Motorola, Inc. Non-volatile memory cell and method of programming
KR100255512B1 (ko) * 1996-06-29 2000-05-01 김영환 플래쉬 메모리 소자 제조방법
US5904524A (en) * 1996-08-08 1999-05-18 Altera Corporation Method of making scalable tunnel oxide window with no isolation edges
US5998826A (en) * 1996-09-05 1999-12-07 Macronix International Co., Ltd. Triple well floating gate memory and operating method with isolated channel program, preprogram and erase processes
JP4081854B2 (ja) 1998-05-11 2008-04-30 沖電気工業株式会社 半導体装置の製造方法
US6369433B1 (en) * 1998-10-30 2002-04-09 Advanced Micro Devices, Inc. High voltage transistor with low body effect and low leakage
US6628544B2 (en) 1999-09-30 2003-09-30 Infineon Technologies Ag Flash memory cell and method to achieve multiple bits per cell
JP4117998B2 (ja) * 2000-03-30 2008-07-16 シャープ株式会社 不揮発性半導体記憶装置、その読み出し、書き込み方法及び消去方法、その製造方法
US6710368B2 (en) * 2001-10-01 2004-03-23 Ken Scott Fisher Quantum tunneling transistor
US7796442B2 (en) * 2007-04-02 2010-09-14 Denso Corporation Nonvolatile semiconductor memory device and method of erasing and programming the same
US8446779B2 (en) * 2009-08-21 2013-05-21 Globalfoundries Singapore Pte. Ltd. Non-volatile memory using pyramidal nanocrystals as electron storage elements
CN102136480B (zh) * 2010-01-21 2013-03-13 上海华虹Nec电子有限公司 Eeprom器件

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258466A (en) * 1978-11-02 1981-03-31 Texas Instruments Incorporated High density electrically programmable ROM
JPS59119871A (ja) * 1982-12-27 1984-07-11 Fujitsu Ltd 不揮発性半導体記憶装置の製造方法
IT1191566B (it) * 1986-06-27 1988-03-23 Sgs Microelettronica Spa Dispositivo di memoria non labile a semiconduttore del tipo a porta non connessa (floating gate) alterabile elettricamente con area di tunnel ridotta e procedimento di fabbricazione
US4924437A (en) * 1987-12-09 1990-05-08 Texas Instruments Incorporated Erasable programmable memory including buried diffusion source/drain lines and erase lines
US5156991A (en) * 1988-02-05 1992-10-20 Texas Instruments Incorporated Fabricating an electrically-erasable, electrically-programmable read-only memory having a tunnel window insulator and thick oxide isolation between wordlines
US4989053A (en) * 1989-03-27 1991-01-29 Shelton Everett K Nonvolatile process compatible with a digital and analog double level metal MOS process
US5021848A (en) * 1990-03-13 1991-06-04 Chiu Te Long Electrically-erasable and electrically-programmable memory storage devices with self aligned tunnel dielectric area and the method of fabricating thereof
JPH0451573A (ja) * 1990-06-19 1992-02-20 Mitsubishi Electric Corp 半導体装置の製造方法
US5108939A (en) * 1990-10-16 1992-04-28 National Semiconductor Corp. Method of making a non-volatile memory cell utilizing polycrystalline silicon spacer tunnel region

Also Published As

Publication number Publication date
KR100316089B1 (ko) 2002-03-21
KR940001426A (ko) 1994-01-11
JPH0685283A (ja) 1994-03-25
EP0573164B1 (de) 1998-07-01
DE69319384T2 (de) 1999-02-25
US5225362A (en) 1993-07-06
EP0573164A1 (de) 1993-12-08

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