CN109755253A - 半导体装置 - Google Patents
半导体装置 Download PDFInfo
- Publication number
- CN109755253A CN109755253A CN201811011142.2A CN201811011142A CN109755253A CN 109755253 A CN109755253 A CN 109755253A CN 201811011142 A CN201811011142 A CN 201811011142A CN 109755253 A CN109755253 A CN 109755253A
- Authority
- CN
- China
- Prior art keywords
- layer
- trapping
- insulating film
- film
- charge
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 113
- 229910052710 silicon Inorganic materials 0.000 claims description 59
- 239000010703 silicon Substances 0.000 claims description 59
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 50
- 229910052757 nitrogen Inorganic materials 0.000 claims description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 17
- 239000001301 oxygen Substances 0.000 claims description 17
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 229910044991 metal oxide Inorganic materials 0.000 claims description 8
- 150000004706 metal oxides Chemical class 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 230000000996 additive effect Effects 0.000 claims description 7
- 150000004767 nitrides Chemical class 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 3
- 229910000765 intermetallic Inorganic materials 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 description 302
- 239000010410 layer Substances 0.000 description 302
- 229910052581 Si3N4 Inorganic materials 0.000 description 41
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 40
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 38
- 238000000034 method Methods 0.000 description 37
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 28
- 230000014759 maintenance of location Effects 0.000 description 24
- 230000005684 electric field Effects 0.000 description 19
- 239000007789 gas Substances 0.000 description 17
- 238000013461 design Methods 0.000 description 16
- 238000012545 processing Methods 0.000 description 15
- 230000005611 electricity Effects 0.000 description 13
- 229910052814 silicon oxide Inorganic materials 0.000 description 13
- 239000000758 substrate Substances 0.000 description 13
- 230000000903 blocking effect Effects 0.000 description 11
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000011261 inert gas Substances 0.000 description 8
- 230000002401 inhibitory effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000012212 insulator Substances 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 239000012792 core layer Substances 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 240000002853 Nelumbo nucifera Species 0.000 description 4
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 4
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- UAJUXJSXCLUTNU-UHFFFAOYSA-N pranlukast Chemical group C=1C=C(OCCCCC=2C=CC=CC=2)C=CC=1C(=O)NC(C=1)=CC=C(C(C=2)=O)C=1OC=2C=1N=NNN=1 UAJUXJSXCLUTNU-UHFFFAOYSA-N 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 241000394635 Acetomicrobium mobile Species 0.000 description 1
- 244000131316 Panax pseudoginseng Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 229960004583 pranlukast Drugs 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/20—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels
- H10B43/23—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels with source and drain on different levels, e.g. with sloping channels
- H10B43/27—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels with source and drain on different levels, e.g. with sloping channels the channels comprising vertical portions, e.g. U-shaped channels
-
- 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
- H01L29/40117—Multistep manufacturing processes for data storage electrodes the electrodes comprising a charge-trapping insulator
-
- 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/51—Insulating materials associated therewith
- H01L29/518—Insulating materials associated therewith the insulating material containing nitrogen, e.g. nitride, oxynitride, nitrogen-doped material
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017215654A JP2019087667A (ja) | 2017-11-08 | 2017-11-08 | 半導体装置 |
JP2017-215654 | 2017-11-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109755253A true CN109755253A (zh) | 2019-05-14 |
CN109755253B CN109755253B (zh) | 2023-01-31 |
Family
ID=66327548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811011142.2A Active CN109755253B (zh) | 2017-11-08 | 2018-08-31 | 半导体装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10403642B2 (zh) |
JP (1) | JP2019087667A (zh) |
CN (1) | CN109755253B (zh) |
TW (1) | TWI689066B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI713154B (zh) * | 2019-08-14 | 2020-12-11 | 旺宏電子股份有限公司 | 記憶體裝置 |
JP2021182457A (ja) * | 2020-05-18 | 2021-11-25 | キオクシア株式会社 | 半導体記憶装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050199944A1 (en) * | 2004-03-11 | 2005-09-15 | Tung-Sheng Chen | [non-volatile memory cell] |
JP2009147135A (ja) * | 2007-12-14 | 2009-07-02 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP2010045395A (ja) * | 2009-11-16 | 2010-02-25 | Toshiba Corp | 不揮発性半導体記憶装置 |
US9449985B1 (en) * | 2015-05-26 | 2016-09-20 | Sandisk Technologies Llc | Memory cell with high-k charge trapping layer |
CN106531213A (zh) * | 2015-09-09 | 2017-03-22 | 旺宏电子股份有限公司 | 具备子区块抹除架构的存储器 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005184028A (ja) | 2005-02-18 | 2005-07-07 | Renesas Technology Corp | 不揮発性記憶素子 |
JP2007250582A (ja) | 2006-03-13 | 2007-09-27 | Fujitsu Ltd | 不揮発性半導体記憶装置 |
JP2008078376A (ja) | 2006-09-21 | 2008-04-03 | Oki Electric Ind Co Ltd | 半導体記憶装置 |
US8940645B2 (en) | 2007-05-25 | 2015-01-27 | Cypress Semiconductor Corporation | Radical oxidation process for fabricating a nonvolatile charge trap memory device |
US8431984B2 (en) * | 2008-11-18 | 2013-04-30 | Samsung Electronics Co., Ltd. | Nonvolatile memory devices including deep and high density trapping layers |
JP2010177323A (ja) * | 2009-01-28 | 2010-08-12 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP2013187421A (ja) * | 2012-03-08 | 2013-09-19 | Toshiba Corp | 半導体記憶装置 |
JP2015002195A (ja) | 2013-06-13 | 2015-01-05 | 株式会社東芝 | 半導体記憶装置 |
US20160064409A1 (en) | 2014-08-29 | 2016-03-03 | Kabushiki Kaisha Toshiba | Non-volatile semiconductor storage device |
US20170062456A1 (en) * | 2015-08-31 | 2017-03-02 | Cypress Semiconductor Corporation | Vertical division of three-dimensional memory device |
-
2017
- 2017-11-08 JP JP2017215654A patent/JP2019087667A/ja active Pending
-
2018
- 2018-08-07 US US16/056,941 patent/US10403642B2/en active Active
- 2018-08-21 TW TW107129050A patent/TWI689066B/zh active
- 2018-08-31 CN CN201811011142.2A patent/CN109755253B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050199944A1 (en) * | 2004-03-11 | 2005-09-15 | Tung-Sheng Chen | [non-volatile memory cell] |
JP2009147135A (ja) * | 2007-12-14 | 2009-07-02 | Toshiba Corp | 不揮発性半導体記憶装置およびその製造方法 |
JP2010045395A (ja) * | 2009-11-16 | 2010-02-25 | Toshiba Corp | 不揮発性半導体記憶装置 |
US9449985B1 (en) * | 2015-05-26 | 2016-09-20 | Sandisk Technologies Llc | Memory cell with high-k charge trapping layer |
CN106531213A (zh) * | 2015-09-09 | 2017-03-22 | 旺宏电子股份有限公司 | 具备子区块抹除架构的存储器 |
Also Published As
Publication number | Publication date |
---|---|
TWI689066B (zh) | 2020-03-21 |
TW201924005A (zh) | 2019-06-16 |
US10403642B2 (en) | 2019-09-03 |
US20190139981A1 (en) | 2019-05-09 |
JP2019087667A (ja) | 2019-06-06 |
CN109755253B (zh) | 2023-01-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20200266280A1 (en) | Devices and methods including an etch stop protection material | |
KR102357067B1 (ko) | 3d 메모리 | |
JP5466421B2 (ja) | ポリ間電荷トラップ構造体を有する浮遊ゲートメモリ素子 | |
US6977209B2 (en) | Method of manufacturing non-volatile semiconductor memory device and method for controlling same | |
KR100964759B1 (ko) | 불휘발성 반도체 기억 장치 | |
CN1495905A (zh) | 自对准分离栅极与非闪存及制造方法 | |
KR100456596B1 (ko) | 부유트랩형 비휘발성 기억소자의 소거 방법 | |
JP5524632B2 (ja) | 半導体記憶装置 | |
US8592892B2 (en) | Nonvolatile semiconductor memory device and method for manufacturing the same | |
JP6448503B2 (ja) | 不揮発性半導体記憶装置 | |
CN109887927A (zh) | 三维存储器及其制造方法 | |
CN109755253A (zh) | 半导体装置 | |
KR100745400B1 (ko) | 게이트 구조 및 이를 형성하는 방법, 비휘발성 메모리 장치및 이의 제조 방법 | |
US7315061B2 (en) | Semiconductor device and method of manufacturing the same | |
CN106328653A (zh) | 非易失性存储器及其制造方法 | |
US20050236662A1 (en) | Flash memory device and method for fabricating the same, and programming and erasing method thereof | |
US20060170034A1 (en) | Non-volatile memory device and method of manufacturing the same | |
KR20000018524A (ko) | 비휘발성 메모리 소자 및 그의 제조방법 | |
JP2014007392A (ja) | 不揮発性半導体記憶装置 | |
US20100259984A1 (en) | Erase method of nonvolatile semiconductor memory device | |
Sim et al. | Self aligned trap-shallow trench isolation scheme for the reliability of TANOS (TaN/AlO/SiN/Oxide/Si) NAND flash memory | |
JP2006012871A (ja) | 不揮発性半導体記憶装置及びその製造方法 | |
CN102769019B (zh) | 一种利用非对称分层势垒提高sonns结构器件可靠性的方法 | |
CN100343980C (zh) | 非挥发性存储元件及其制造方法 | |
KR100771790B1 (ko) | Sonos 플래쉬 메모리 소자 및 그의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Tokyo Applicant after: TOSHIBA MEMORY Corp. Address before: Tokyo Applicant before: Pangea Co.,Ltd. Address after: Tokyo Applicant after: Kaixia Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220207 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |