JP5514317B2 - Fin−FET型不揮発性メモリ・セル及びアレイ並びにその製造方法 - Google Patents
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- 238000005859 coupling reaction Methods 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 34
- 239000010410 layer Substances 0.000 description 23
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 21
- 229920005591 polysilicon Polymers 0.000 description 21
- 235000012239 silicon dioxide Nutrition 0.000 description 17
- 239000000377 silicon dioxide Substances 0.000 description 17
- 230000000873 masking effect Effects 0.000 description 6
- 150000004767 nitrides Chemical class 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
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- 239000011229 interlayer Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
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- 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
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- 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
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- 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
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- 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
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- H01L29/785—Field effect transistors with field effect produced by an insulated gate having a channel with a horizontal current flow in a vertical sidewall of a semiconductor body, e.g. FinFET, MuGFET
- H01L29/7851—Field effect transistors with field effect produced by an insulated gate having a channel with a horizontal current flow in a vertical sidewall of a semiconductor body, e.g. FinFET, MuGFET with the body tied to the substrate
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- Condensed Matter Physics & Semiconductors (AREA)
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Description
12:基板
13:パッド酸化物
14:絶縁体
20:フィン形状部材
22:上面
24、26:側面
30:第1の領域
31:ビット線
32:第2の領域
40:ワード線
44a、44b:浮遊ゲート
46:結合ゲート
48:消去ゲート
50:Fin−FET型不揮発性メモリ・セル
60:緩衝ポリシリコン層
62:パッド窒化物層
64、68:マスク
66、74、82:ポリシリコン
70:二酸化シリコン
72:ONO層
76:二酸化シリコン層
78:窒化シリコン層
80:ワード線酸化物層
Claims (14)
- 基板層と、
第2の導電型の第1の領域と、前記第1の領域から離間配置された前記第2の導電型の第2の領域とを有し、チャネル領域が前記第1の領域と前記第2の領域との間に延び、前記第1の領域と前記第2の領域との間に上面及び2つの側面を有する、前記基板層上にある第1の導電型のフィン形状半導体部材と、
前記第1の領域に隣接し、前記チャネル領域の第1の部分の前記2つの側面に容量結合されたワード線と、
前記チャネル領域の第2の部分の前記2つの側面に容量結合された、前記ワード線に隣接する浮遊ゲートと、
前記浮遊ゲートに容量結合された結合ゲートと、
前記第2の領域から絶縁され、前記浮遊ゲート及び前記結合ゲートに隣接する消去ゲートと、
を含むことを特徴とする不揮発性メモリ・セル。 - 前記結合ゲートは、前記ワード線と前記消去ゲートとの間にあり、そこから絶縁されることを特徴とする、請求項1に記載の不揮発性メモリ・セル。
- 前記浮遊ゲートは、各々が前記フィン形状部材の側面に容量結合される2つのセクションを含むことを特徴とする、請求項1に記載の不揮発性メモリ・セル。
- 前記結合ゲートは、前記フィン形状部材の前記上面から絶縁され、かつ、前記フィン形状部材の前記2つの側面に沿って配置された前記浮遊ゲートの前記2つのセクションに容量結合されることを特徴とする、請求項3に記載の不揮発性メモリ・セル。
- 基板層と、
第2の導電型の第1の領域と、前記第1の領域から離間配置された前記第2の導電型の第2の領域とを有し、前記第2の導電型の第3の領域が前記第1の領域と前記第2の領域との間の実質的に中間点に配置され、上面及び2つの側面を有し、かつ、前記第1の領域と前記第2の領域との間に長手方向に延びる、前記層上にある第1の導電型のフィン形状半導体部材と、
それぞれ前記第1の領域及び前記第2の領域に隣接し、それぞれ前記第1の領域と前記第3の領域との間、及び、前記第2の領域と前記第3の領域の間にあり、かつ、前記フィン形状部材の前記2つの側面に容量結合された一対のワード線と、
各々が前記ワード線に隣接し、前記ワード線と前記第3の領域との間にあり、かつ、前記フィン形状部材の前記2つの側面に容量結合された一対の浮遊ゲートと、
各々が前記浮遊ゲートに容量結合された一対の結合ゲートと、
前記第3の領域から絶縁された消去ゲートと、
を含むことを特徴とする不揮発性メモリ・デバイス。 - 前記結合ゲートの対の各々が、前記ワード線と前記消去ゲートとの間に配置され、かつ、そこから絶縁されることを特徴とする、請求項5に記載の不揮発性メモリ・デバイス。
- 前記浮遊ゲートの各々は、各々が前記フィン形状部材の前記側面に隣接して配置された2つのセクションを有し、そこに容量結合されることを特徴とする、請求項5に記載の不揮発性メモリ・デバイス。
- 前記結合ゲートの対の各々は、前記フィン形状部材の前記側面に隣接して配置された前記浮遊ゲートの前記セクションの各々に容量結合されることを特徴とする、請求項7に記載の不揮発性メモリ・デバイス。
- 前記消去ゲートは、前記フィン形状半導体部材の前記第3の領域部分の前記上面に容量結合されることを特徴とする、請求項5に記載の不揮発性メモリ・デバイス。
- 基板層と、
各々が互いから離間配置され、互いに対して実質的に平行であり、かつ、第2の導電型の第1の領域と、前記第1の領域から離間配置された第2の領域とを有し、チャネル領域が第1の方向に前記第1の領域と前記第2の領域との間に延び、前記第1の領域と前記第2の領域との間に上面及び2つの側面を有する、前記基板層上にある第1の導電型の複数のフィン形状半導体部材と、
前記第1の領域に隣接し、前記フィン形状部材の各々の前記チャネル領域の第1の部分の前記2つの側面に容量結合され、かつ、前記複数のフィン形状部材にわたって、前記第1の方向に対して実質的に垂直である第2の方向に延びるワード線と、
前記フィン形状部材の各々における前記チャネル領域の第2の部分の前記2つの側面に容量結合された、前記ワード線に隣接する浮遊ゲートと、
前記浮遊ゲートに容量結合され、かつ、前記複数のフィン形状部材にわたって前記第2の方向に延びる結合ゲートと、
前記第2の領域から絶縁され、前記浮遊ゲート及び前記結合ゲートに隣接し、かつ、前記複数のフィン形状部材にわたって前記第2の方向に延びる消去ゲートと、
を含み、
前記フィン形状部材の各々の前記第2の領域は、前記第2の方向において他のフィン形状部材の前記第2の領域に接続されることを特徴とする不揮発性メモリ・セルのアレイ。 - 前記結合ゲートは、前記フィン形状部材の各々において前記ワード線及び前記消去ゲートに隣接して配置されることを特徴とする、請求項10に記載のアレイ。
- 前記フィン形状部材の各々は、複数の離間配置された第1の領域を有し、ビット線が前記複数の領域を接続することを特徴とする、請求項10に記載のアレイ。
- 前記基板層は絶縁体であることを特徴とする、請求項10に記載のアレイ。
- 前記基板層は、前記フィン形状部材と同じ材料のものであることを特徴とする、請求項10に記載のアレイ。
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US12/555,756 US8461640B2 (en) | 2009-09-08 | 2009-09-08 | FIN-FET non-volatile memory cell, and an array and method of manufacturing |
US12/555,756 | 2009-09-08 | ||
PCT/US2010/047276 WO2011031586A1 (en) | 2009-09-08 | 2010-08-31 | A fin-fet non-volatile memory cell, and an array and method of manufacturing |
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EP (1) | EP2476138B1 (ja) |
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KR (1) | KR101370779B1 (ja) |
CN (1) | CN102484133B (ja) |
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Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9634018B2 (en) | 2015-03-17 | 2017-04-25 | Silicon Storage Technology, Inc. | Split gate non-volatile memory cell with 3D finFET structure, and method of making same |
EP3314664A4 (en) * | 2015-06-26 | 2019-02-20 | INTEL Corporation | INTEGRATED SEMI-VOLATILE MEMORY WITH FLOATING GRID DEVICE BETWEEN FINS AND METHOD |
JP6557095B2 (ja) * | 2015-08-26 | 2019-08-07 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
EP3371829B1 (en) | 2015-11-03 | 2020-11-25 | Silicon Storage Technology, Inc. | Integration of split gate non-volatile flash memory with finfet logic |
KR102449211B1 (ko) * | 2016-01-05 | 2022-09-30 | 삼성전자주식회사 | 전계 효과 트랜지스터를 포함하는 반도체 소자 |
US9985042B2 (en) | 2016-05-24 | 2018-05-29 | Silicon Storage Technology, Inc. | Method of integrating FinFET CMOS devices with embedded nonvolatile memory cells |
JP6750994B2 (ja) | 2016-09-29 | 2020-09-02 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
TWI742299B (zh) | 2017-09-15 | 2021-10-11 | 美商綠芯智慧財產有限責任公司 | 電可抹除可程式化非揮發性記憶體單元及操作記憶體單元之方法 |
US10312247B1 (en) | 2018-03-22 | 2019-06-04 | Silicon Storage Technology, Inc. | Two transistor FinFET-based split gate non-volatile floating gate flash memory and method of fabrication |
US10347639B1 (en) | 2018-04-19 | 2019-07-09 | Micron Technology, Inc. | Integrated assemblies, and methods of forming integrated assemblies |
US10468428B1 (en) | 2018-04-19 | 2019-11-05 | Silicon Storage Technology, Inc. | Split gate non-volatile memory cells and logic devices with FinFET structure, and method of making same |
US10727240B2 (en) * | 2018-07-05 | 2020-07-28 | Silicon Store Technology, Inc. | Split gate non-volatile memory cells with three-dimensional FinFET structure |
US10937794B2 (en) | 2018-12-03 | 2021-03-02 | Silicon Storage Technology, Inc. | Split gate non-volatile memory cells with FinFET structure and HKMG memory and logic gates, and method of making same |
US10797142B2 (en) | 2018-12-03 | 2020-10-06 | Silicon Storage Technology, Inc. | FinFET-based split gate non-volatile flash memory with extended source line FinFET, and method of fabrication |
US11101277B2 (en) * | 2019-03-20 | 2021-08-24 | Greenliant Ip, Llc. | Process for manufacturing NOR memory cell with vertical floating gate |
US11404415B2 (en) * | 2019-07-05 | 2022-08-02 | Globalfoundries U.S. Inc. | Stacked-gate transistors |
US20210193671A1 (en) | 2019-12-20 | 2021-06-24 | Silicon Storage Technology, Inc. | Method Of Forming A Device With Split Gate Non-volatile Memory Cells, HV Devices Having Planar Channel Regions And FINFET Logic Devices |
US11114451B1 (en) | 2020-02-27 | 2021-09-07 | Silicon Storage Technology, Inc. | Method of forming a device with FinFET split gate non-volatile memory cells and FinFET logic devices |
US11362100B2 (en) | 2020-03-24 | 2022-06-14 | Silicon Storage Technology, Inc. | FinFET split gate non-volatile memory cells with enhanced floating gate to floating gate capacitive coupling |
WO2022060402A1 (en) | 2020-09-21 | 2022-03-24 | Silicon Storage Technology, Inc. | Method of forming a device with planar split gate non-volatile memory cells, high voltage devices and finfet logic devices |
CN114446972A (zh) | 2020-10-30 | 2022-05-06 | 硅存储技术股份有限公司 | 具有鳍式场效应晶体管结构的分裂栅非易失性存储器单元、hv和逻辑器件及其制造方法 |
WO2023172279A1 (en) | 2022-03-08 | 2023-09-14 | Silicon Storage Technology, Inc. | Method of forming a device with planar split gate non-volatile memory cells, planar hv devices, and finfet logic devices on a substrate |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100431489B1 (ko) | 2001-09-04 | 2004-05-12 | 한국과학기술원 | 플래쉬 메모리 소자 및 제조방법 |
US6657252B2 (en) * | 2002-03-19 | 2003-12-02 | International Business Machines Corporation | FinFET CMOS with NVRAM capability |
US6853587B2 (en) * | 2002-06-21 | 2005-02-08 | Micron Technology, Inc. | Vertical NROM having a storage density of 1 bit per 1F2 |
US6747310B2 (en) * | 2002-10-07 | 2004-06-08 | Actrans System Inc. | Flash memory cells with separated self-aligned select and erase gates, and process of fabrication |
US6963104B2 (en) * | 2003-06-12 | 2005-11-08 | Advanced Micro Devices, Inc. | Non-volatile memory device |
US7196372B1 (en) | 2003-07-08 | 2007-03-27 | Spansion Llc | Flash memory device |
US6885044B2 (en) * | 2003-07-30 | 2005-04-26 | Promos Technologies, Inc. | Arrays of nonvolatile memory cells wherein each cell has two conductive floating gates |
JP4904815B2 (ja) * | 2003-10-09 | 2012-03-28 | 日本電気株式会社 | 半導体装置及びその製造方法 |
US6831310B1 (en) | 2003-11-10 | 2004-12-14 | Freescale Semiconductor, Inc. | Integrated circuit having multiple memory types and method of formation |
US6933558B2 (en) | 2003-12-04 | 2005-08-23 | Advanced Micro Devices, Inc. | Flash memory device |
US7154779B2 (en) * | 2004-01-21 | 2006-12-26 | Sandisk Corporation | Non-volatile memory cell using high-k material inter-gate programming |
US6958512B1 (en) | 2004-02-03 | 2005-10-25 | Advanced Micro Devices, Inc. | Non-volatile memory device |
JP2005243709A (ja) * | 2004-02-24 | 2005-09-08 | Toshiba Corp | 半導体装置およびその製造方法 |
US7122412B2 (en) * | 2004-04-30 | 2006-10-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of fabricating a necked FINFET device |
US7279735B1 (en) | 2004-05-05 | 2007-10-09 | Spansion Llc | Flash memory device |
KR100591770B1 (ko) * | 2004-09-01 | 2006-06-26 | 삼성전자주식회사 | 반도체 핀을 이용한 플래쉬 메모리 소자 및 그 제조 방법 |
US7129536B2 (en) | 2004-09-02 | 2006-10-31 | Silicon Storage Technology, Inc. | Non-planar non-volatile memory cell with an erase gate, an array therefor, and a method of making same |
JP4354892B2 (ja) * | 2004-09-21 | 2009-10-28 | 株式会社東芝 | 不揮発性半導体記憶装置の製造方法 |
US7423310B2 (en) | 2004-09-29 | 2008-09-09 | Infineon Technologies Ag | Charge-trapping memory cell and charge-trapping memory device |
KR100652384B1 (ko) | 2004-11-08 | 2006-12-06 | 삼성전자주식회사 | 2비트 형태의 불휘발성 메모리소자 및 그 제조방법 |
KR100645053B1 (ko) | 2004-12-28 | 2006-11-10 | 삼성전자주식회사 | 증가된 활성영역 폭을 가지는 반도체 소자 및 그 제조 방법 |
US20060197140A1 (en) | 2005-03-04 | 2006-09-07 | Freescale Semiconductor, Inc. | Vertical transistor NVM with body contact structure and method |
KR100680291B1 (ko) | 2005-04-22 | 2007-02-07 | 한국과학기술원 | H자형 이중 게이트 구조를 갖는 다중비트 비휘발성 메모리소자와 이의 제조 방법 및 다중비트 동작을 위한 동작방법 |
US7375394B2 (en) | 2005-07-06 | 2008-05-20 | Applied Intellectual Properties Co., Ltd. | Fringing field induced localized charge trapping memory |
US7352018B2 (en) | 2005-07-22 | 2008-04-01 | Infineon Technologies Ag | Non-volatile memory cells and methods for fabricating non-volatile memory cells |
KR100652433B1 (ko) * | 2005-09-08 | 2006-12-01 | 삼성전자주식회사 | 다중 비트 저장이 가능한 비휘발성 메모리 소자 및 그 제조방법 |
KR101100428B1 (ko) | 2005-09-23 | 2011-12-30 | 삼성전자주식회사 | SRO(Silicon Rich Oxide) 및 이를적용한 반도체 소자의 제조방법 |
EP1932171B1 (en) | 2005-09-28 | 2011-11-16 | Nxp B.V. | Finfet-based non-volatile memory device |
CN100541723C (zh) | 2005-09-28 | 2009-09-16 | Nxp股份有限公司 | 双栅极非易失性存储器及其制造方法 |
TWI284318B (en) * | 2005-12-09 | 2007-07-21 | Ind Tech Res Inst | DRAM cylindrical capacitor and method of manufacturing the same |
US20070164352A1 (en) | 2005-12-12 | 2007-07-19 | The Regents Of The University Of California | Multi-bit-per-cell nvm structures and architecture |
US20080079060A1 (en) | 2006-01-31 | 2008-04-03 | International Business Machines Corporation | Dual function finfet structure and method for fabrication thereof |
US7439594B2 (en) | 2006-03-16 | 2008-10-21 | Micron Technology, Inc. | Stacked non-volatile memory with silicon carbide-based amorphous silicon thin film transistors |
KR100741856B1 (ko) | 2006-04-24 | 2007-07-24 | 삼성전자주식회사 | 소이 기판의 형성 방법 및 이에 의해 형성된 소이 기판 |
US7598561B2 (en) * | 2006-05-05 | 2009-10-06 | Silicon Storage Technolgy, Inc. | NOR flash memory |
US7452766B2 (en) | 2006-08-31 | 2008-11-18 | Micron Technology, Inc. | Finned memory cells and the fabrication thereof |
US7800159B2 (en) * | 2007-10-24 | 2010-09-21 | Silicon Storage Technology, Inc. | Array of contactless non-volatile memory cells |
JP5503843B2 (ja) * | 2007-12-27 | 2014-05-28 | ルネサスエレクトロニクス株式会社 | 不揮発性半導体記憶装置及びその製造方法 |
US7851846B2 (en) * | 2008-12-03 | 2010-12-14 | Silicon Storage Technology, Inc. | Non-volatile memory cell with buried select gate, and method of making same |
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EP2476138A1 (en) | 2012-07-18 |
KR101370779B1 (ko) | 2014-03-06 |
KR20120054626A (ko) | 2012-05-30 |
US8461640B2 (en) | 2013-06-11 |
TW201131786A (en) | 2011-09-16 |
EP2476138B1 (en) | 2015-08-12 |
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WO2011031586A1 (en) | 2011-03-17 |
US20110057247A1 (en) | 2011-03-10 |
JP2013504221A (ja) | 2013-02-04 |
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