CN110310954A - 半导体存储装置及其制造方法 - Google Patents
半导体存储装置及其制造方法 Download PDFInfo
- Publication number
- CN110310954A CN110310954A CN201810832504.8A CN201810832504A CN110310954A CN 110310954 A CN110310954 A CN 110310954A CN 201810832504 A CN201810832504 A CN 201810832504A CN 110310954 A CN110310954 A CN 110310954A
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- layer
- conductive layer
- conductive
- insulating layer
- semiconductor storage
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- 238000003860 storage Methods 0.000 title claims abstract description 88
- 239000004065 semiconductor Substances 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000003475 lamination Methods 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 13
- 238000009825 accumulation Methods 0.000 claims description 12
- 239000010410 layer Substances 0.000 description 360
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- 239000000203 mixture Substances 0.000 description 18
- 229910052710 silicon Inorganic materials 0.000 description 18
- 239000010703 silicon Substances 0.000 description 18
- 229910052814 silicon oxide Inorganic materials 0.000 description 17
- 229910021417 amorphous silicon Inorganic materials 0.000 description 14
- 239000011241 protective layer Substances 0.000 description 14
- 238000005229 chemical vapour deposition Methods 0.000 description 12
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 12
- 229920005591 polysilicon Polymers 0.000 description 12
- 230000008859 change Effects 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 11
- 238000009413 insulation Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 229910052581 Si3N4 Inorganic materials 0.000 description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 9
- 238000005530 etching Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000001020 plasma etching Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 2
- 229910021342 tungsten silicide Inorganic materials 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 229910017435 S2 In Inorganic materials 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- -1 trimethyl -2- hydroxyethyl hydrogen Chemical compound 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
- H10B43/10—EEPROM devices comprising charge-trapping gate insulators characterised by the top-view layout
-
- 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
- H10B41/20—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by three-dimensional arrangements, e.g. with cells on different height levels
-
- 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
- H10B41/30—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region
- H10B41/35—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region with a cell select transistor, e.g. NAND
-
- 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
- H10B41/41—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region of a memory region comprising a cell select transistor, e.g. NAND
-
- 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
-
- 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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/30—EEPROM devices comprising charge-trapping gate insulators characterised by the memory core region
- H10B43/35—EEPROM devices comprising charge-trapping gate insulators characterised by the memory core region with cell select transistors, e.g. NAND
-
- 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
- H10B43/40—EEPROM devices comprising charge-trapping gate insulators characterised by the peripheral circuit region
-
- 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
- H10B43/50—EEPROM devices comprising charge-trapping gate insulators characterised by the boundary region between the core and peripheral circuit regions
Landscapes
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018052418A JP2019165132A (ja) | 2018-03-20 | 2018-03-20 | 半導体記憶装置及びその製造方法 |
JP2018-052418 | 2018-03-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110310954A true CN110310954A (zh) | 2019-10-08 |
CN110310954B CN110310954B (zh) | 2023-08-01 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810832504.8A Active CN110310954B (zh) | 2018-03-20 | 2018-07-26 | 半导体存储装置及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11075213B2 (zh) |
JP (1) | JP2019165132A (zh) |
CN (1) | CN110310954B (zh) |
TW (1) | TWI699872B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021155611A1 (en) * | 2020-02-08 | 2021-08-12 | Intel Corporation | Block-to-block isolation and deep contact using pillars in memory array |
EP4383981A1 (en) * | 2022-11-28 | 2024-06-12 | Samsung Electronics Co., Ltd. | Semiconductor devices and data storage systems including the same |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11527473B2 (en) | 2019-11-12 | 2022-12-13 | Samsung Electronics Co., Ltd. | Semiconductor memory device including capacitor |
KR20210057351A (ko) | 2019-11-12 | 2021-05-21 | 삼성전자주식회사 | 커패시터를 포함하는 반도체 메모리 장치 |
US12048148B2 (en) | 2020-04-14 | 2024-07-23 | Yangtze Memory Technologies Co., Ltd. | Three-dimensional memory devices and methods for forming the same |
CN112437983B (zh) * | 2020-04-14 | 2024-05-24 | 长江存储科技有限责任公司 | 三维存储器件和用于形成三维存储器件的方法 |
JP2021174925A (ja) | 2020-04-28 | 2021-11-01 | キオクシア株式会社 | 半導体記憶装置 |
KR20220028929A (ko) * | 2020-08-31 | 2022-03-08 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 그 제조방법 |
JP2022051289A (ja) * | 2020-09-18 | 2022-03-31 | キオクシア株式会社 | 半導体記憶装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150221667A1 (en) * | 2014-02-06 | 2015-08-06 | Kabushiki Kaisha Toshiba | Semiconductor memory device and method for manufacturing the same |
US20160322381A1 (en) * | 2015-04-30 | 2016-11-03 | Sandisk Technologies Inc. | Multilevel memory stack structure employing support pillar structures |
CN107180835A (zh) * | 2016-03-10 | 2017-09-19 | 东芝存储器株式会社 | 半导体存储装置 |
US20180076293A1 (en) * | 2016-09-14 | 2018-03-15 | Toshiba Memory Corporation | Semiconductor memory device and method for manufacturing the same |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5491982B2 (ja) * | 2010-06-21 | 2014-05-14 | 株式会社東芝 | 不揮発性半導体記憶装置及びその製造方法 |
US9449982B2 (en) * | 2013-03-12 | 2016-09-20 | Sandisk Technologies Llc | Method of making a vertical NAND device using a sacrificial layer with air gap and sequential etching of multilayer stacks |
US9455263B2 (en) * | 2014-06-27 | 2016-09-27 | Sandisk Technologies Llc | Three dimensional NAND device with channel contacting conductive source line and method of making thereof |
US9601502B2 (en) * | 2014-08-26 | 2017-03-21 | Sandisk Technologies Llc | Multiheight contact via structures for a multilevel interconnect structure |
US9431419B2 (en) | 2014-09-12 | 2016-08-30 | Kabushiki Kaisha Toshiba | Semiconductor memory device and method for manufacturing same |
US9799670B2 (en) * | 2015-11-20 | 2017-10-24 | Sandisk Technologies Llc | Three dimensional NAND device containing dielectric pillars for a buried source line and method of making thereof |
JP6495838B2 (ja) * | 2016-01-27 | 2019-04-03 | 東芝メモリ株式会社 | 半導体記憶装置及びその製造方法 |
US10403636B2 (en) * | 2016-03-11 | 2019-09-03 | Toshiba Memory Corporation | Semiconductor memory device and method for manufacturing the same |
US10096613B2 (en) * | 2016-04-13 | 2018-10-09 | Toshiba Memory Corporation | Semiconductor device and method for manufacturing same |
US10361218B2 (en) * | 2017-02-28 | 2019-07-23 | Toshiba Memory Corporation | Semiconductor device and method for manufacturing same |
JP2018157069A (ja) * | 2017-03-17 | 2018-10-04 | 東芝メモリ株式会社 | 半導体記憶装置 |
US10192929B2 (en) * | 2017-03-24 | 2019-01-29 | Sandisk Technologies Llc | Three-dimensional memory devices having through-stack contact via structures and method of making thereof |
US20180331118A1 (en) * | 2017-05-12 | 2018-11-15 | Sandisk Technologies Llc | Multi-layer barrier for cmos under array type memory device and method of making thereof |
JP6842386B2 (ja) * | 2017-08-31 | 2021-03-17 | キオクシア株式会社 | 半導体装置 |
US10256252B1 (en) * | 2017-12-13 | 2019-04-09 | Sandisk Technologies Llc | Three-dimensional memory device containing structurally reinforced pedestal channel portions and methods of making the same |
JP2019165134A (ja) * | 2018-03-20 | 2019-09-26 | 東芝メモリ株式会社 | 半導体記憶装置 |
KR102543224B1 (ko) * | 2018-06-08 | 2023-06-12 | 삼성전자주식회사 | 비휘발성 메모리 장치 및 그의 제조 방법 |
-
2018
- 2018-03-20 JP JP2018052418A patent/JP2019165132A/ja active Pending
- 2018-07-03 TW TW107122929A patent/TWI699872B/zh active
- 2018-07-26 CN CN201810832504.8A patent/CN110310954B/zh active Active
- 2018-09-03 US US16/120,405 patent/US11075213B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150221667A1 (en) * | 2014-02-06 | 2015-08-06 | Kabushiki Kaisha Toshiba | Semiconductor memory device and method for manufacturing the same |
US20160322381A1 (en) * | 2015-04-30 | 2016-11-03 | Sandisk Technologies Inc. | Multilevel memory stack structure employing support pillar structures |
CN107180835A (zh) * | 2016-03-10 | 2017-09-19 | 东芝存储器株式会社 | 半导体存储装置 |
US20180076293A1 (en) * | 2016-09-14 | 2018-03-15 | Toshiba Memory Corporation | Semiconductor memory device and method for manufacturing the same |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021155611A1 (en) * | 2020-02-08 | 2021-08-12 | Intel Corporation | Block-to-block isolation and deep contact using pillars in memory array |
US12120878B2 (en) | 2020-02-08 | 2024-10-15 | Intel Corporation | Block-to-block isolation and deep contact using pillars in a memory array |
EP4383981A1 (en) * | 2022-11-28 | 2024-06-12 | Samsung Electronics Co., Ltd. | Semiconductor devices and data storage systems including the same |
Also Published As
Publication number | Publication date |
---|---|
TWI699872B (zh) | 2020-07-21 |
US11075213B2 (en) | 2021-07-27 |
US20190296032A1 (en) | 2019-09-26 |
JP2019165132A (ja) | 2019-09-26 |
CN110310954B (zh) | 2023-08-01 |
TW201941398A (zh) | 2019-10-16 |
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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. |
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Effective date of registration: 20220208 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
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