JP2006339241A - 半導体集積回路装置 - Google Patents
半導体集積回路装置 Download PDFInfo
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- JP2006339241A JP2006339241A JP2005159391A JP2005159391A JP2006339241A JP 2006339241 A JP2006339241 A JP 2006339241A JP 2005159391 A JP2005159391 A JP 2005159391A JP 2005159391 A JP2005159391 A JP 2005159391A JP 2006339241 A JP2006339241 A JP 2006339241A
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- integrated circuit
- semiconductor integrated
- circuit device
- resistance
- film
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 51
- 230000015654 memory Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 239000012212 insulator Substances 0.000 claims abstract description 10
- 238000005530 etching Methods 0.000 claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 5
- 238000003475 lamination Methods 0.000 abstract 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 30
- 229920005591 polysilicon Polymers 0.000 description 30
- 239000010410 layer Substances 0.000 description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 18
- 239000002184 metal Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 17
- 229910052581 Si3N4 Inorganic materials 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 14
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 10
- 235000012239 silicon dioxide Nutrition 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- 229910021332 silicide Inorganic materials 0.000 description 9
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 9
- 239000011229 interlayer Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
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
- H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
-
- 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
- H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
- H10B41/42—Simultaneous manufacture of periphery and memory cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B69/00—Erasable-and-programmable ROM [EPROM] devices not provided for in groups H10B41/00 - H10B63/00, e.g. ultraviolet erasable-and-programmable ROM [UVEPROM] devices
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
【解決手段】半導体基板1に形成され、基板1に素子領域を分離する素子分離領域5と、素子領域上に設けられた、浮遊ゲートを有するメモリセルと、素子領域上に設けられた、抵抗素子とを備え、浮遊ゲートは、複数の導電膜3、6を含む積層構造であり、抵抗素子は配線とのコンタクト部と、抵抗として働く抵抗部とを有し、抵抗部は複数の導電膜3、6のうちの少なくとも1つと、半導体基板1に対してエッチング選択比がとれる絶縁物4との積層構造とを含む。
【選択図】図11
Description
Claims (5)
- 半導体基板と、
前記半導体基板に形成され、前記半導体基板に素子領域を分離する素子分離領域と、
前記素子領域上に設けられた、浮遊ゲートを有するメモリセルと、
前記素子領域上に設けられた、抵抗素子と、を備え、
前記浮遊ゲートは、複数の導電膜を含む積層構造であり、
前記抵抗素子は配線とのコンタクト部と、抵抗として働く抵抗部とを有し、前記抵抗部は前記複数の導電膜のうちの少なくとも1つと、前記半導体基板に対してエッチング選択比がとれる絶縁物との積層構造とを含むことを特徴とする半導体集積回路装置。 - 前記絶縁物は、さらに、前記素子分離領域に対してエッチング選択比がとれることを特徴とする請求項1に記載の半導体集積回路装置。
- 前記コンタクト部は、前記浮遊ゲートの積層構造と同じ第1の構造を含むことを特徴とする請求項1及び請求項2いずれかに記載の半導体集積回路装置。
- 前記コンタクト部は、前記浮遊ゲート上にゲート間絶縁膜を介して形成される制御ゲートと同じ第2の構造を、さらに含み、
前記第2の構造は、前記第1の構造に対して前記ゲート間絶縁膜に利用された絶縁膜に形成された開口部を介して電気的に接続されることを特徴とする請求項3に記載の半導体集積回路装置。 - 前記抵抗部における前記導電膜の積層数は、前記浮遊ゲートにおける前記導電膜の積層数よりも少ないことを特徴とする請求項1乃至請求項4いずれか一項に記載の半導体集積回路装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005159391A JP4129009B2 (ja) | 2005-05-31 | 2005-05-31 | 半導体集積回路装置 |
US11/346,292 US7906816B2 (en) | 2005-05-31 | 2006-02-03 | Semiconductor integrated circuit device including memory cells having floating gates and resistor elements |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005159391A JP4129009B2 (ja) | 2005-05-31 | 2005-05-31 | 半導体集積回路装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006339241A true JP2006339241A (ja) | 2006-12-14 |
JP4129009B2 JP4129009B2 (ja) | 2008-07-30 |
Family
ID=37462300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005159391A Expired - Fee Related JP4129009B2 (ja) | 2005-05-31 | 2005-05-31 | 半導体集積回路装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7906816B2 (ja) |
JP (1) | JP4129009B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009267107A (ja) * | 2008-04-25 | 2009-11-12 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP2013055142A (ja) * | 2011-09-01 | 2013-03-21 | Toshiba Corp | 不揮発性半導体記憶装置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007311566A (ja) * | 2006-05-18 | 2007-11-29 | Toshiba Corp | 不揮発性半導体記憶装置及び不揮発性半導体記憶装置の製造方法 |
JP4458129B2 (ja) * | 2007-08-09 | 2010-04-28 | ソニー株式会社 | 半導体装置およびその製造方法 |
US8269312B2 (en) * | 2008-06-05 | 2012-09-18 | Rohm Co., Ltd. | Semiconductor device with resistive element |
JP2012043856A (ja) * | 2010-08-16 | 2012-03-01 | Toshiba Corp | 半導体装置およびその製造方法 |
JP2012204663A (ja) | 2011-03-25 | 2012-10-22 | Toshiba Corp | 半導体装置およびその製造方法 |
US9064786B2 (en) | 2013-03-14 | 2015-06-23 | International Business Machines Corporation | Dual three-dimensional (3D) resistor and methods of forming |
CN110739314B (zh) * | 2019-10-23 | 2022-03-11 | 武汉新芯集成电路制造有限公司 | 多晶硅电阻结构及其制作方法 |
US11581399B2 (en) * | 2020-06-30 | 2023-02-14 | Texas Instruments Incorporated | Gate implant for reduced resistance temperature coefficient variability |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59210658A (ja) * | 1983-05-16 | 1984-11-29 | Nec Corp | 半導体装置の製造方法 |
US5489547A (en) * | 1994-05-23 | 1996-02-06 | Texas Instruments Incorporated | Method of fabricating semiconductor device having polysilicon resistor with low temperature coefficient |
JP3415712B2 (ja) | 1995-09-19 | 2003-06-09 | 松下電器産業株式会社 | 半導体装置及びその製造方法 |
KR100275741B1 (ko) * | 1998-08-31 | 2000-12-15 | 윤종용 | 비휘발성 기억소자의 제조방법 |
JP2000311992A (ja) * | 1999-04-26 | 2000-11-07 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP4131896B2 (ja) | 2000-03-31 | 2008-08-13 | 株式会社東芝 | 不揮発性半導体記憶装置の製造方法 |
JP2001077333A (ja) | 1999-08-31 | 2001-03-23 | Toshiba Corp | 不揮発性半導体記憶装置及びその製造方法 |
US6590255B2 (en) * | 2000-09-29 | 2003-07-08 | Kabushiki Kaisha Toshiba | Semiconductor memory device having memory cell section and peripheral circuit section and method of manufacturing the same |
JP4064611B2 (ja) | 2000-09-29 | 2008-03-19 | 株式会社東芝 | 半導体装置 |
JP4313941B2 (ja) | 2000-09-29 | 2009-08-12 | 株式会社東芝 | 半導体記憶装置 |
JP4008651B2 (ja) * | 2000-10-31 | 2007-11-14 | 株式会社東芝 | 半導体装置とその製造方法 |
JP3515556B2 (ja) | 2001-12-04 | 2004-04-05 | 株式会社東芝 | プログラマブル素子、プログラマブル回路及び半導体装置 |
JP2004221234A (ja) * | 2003-01-14 | 2004-08-05 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
TWI233665B (en) * | 2004-02-12 | 2005-06-01 | Powerchip Semiconductor Corp | Method of fabricating a flash memory |
-
2005
- 2005-05-31 JP JP2005159391A patent/JP4129009B2/ja not_active Expired - Fee Related
-
2006
- 2006-02-03 US US11/346,292 patent/US7906816B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009267107A (ja) * | 2008-04-25 | 2009-11-12 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP2013055142A (ja) * | 2011-09-01 | 2013-03-21 | Toshiba Corp | 不揮発性半導体記憶装置 |
Also Published As
Publication number | Publication date |
---|---|
JP4129009B2 (ja) | 2008-07-30 |
US20060267143A1 (en) | 2006-11-30 |
US7906816B2 (en) | 2011-03-15 |
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