CN110176457B - 存储装置 - Google Patents
存储装置 Download PDFInfo
- Publication number
- CN110176457B CN110176457B CN201810887534.9A CN201810887534A CN110176457B CN 110176457 B CN110176457 B CN 110176457B CN 201810887534 A CN201810887534 A CN 201810887534A CN 110176457 B CN110176457 B CN 110176457B
- Authority
- CN
- China
- Prior art keywords
- film
- semiconductor film
- insulating film
- electrode films
- insulating
- 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.)
- Active
Links
- 238000003860 storage Methods 0.000 title claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 83
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 230000014759 maintenance of location Effects 0.000 claims abstract description 8
- 150000002736 metal compounds Chemical class 0.000 claims abstract description 4
- 239000003989 dielectric material Substances 0.000 claims abstract description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 claims 2
- 239000010408 film Substances 0.000 description 306
- 238000010586 diagram Methods 0.000 description 33
- 238000004519 manufacturing process Methods 0.000 description 25
- 239000011229 interlayer Substances 0.000 description 24
- 239000011810 insulating material Substances 0.000 description 20
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 13
- 229920005591 polysilicon Polymers 0.000 description 13
- 229910052814 silicon oxide Inorganic materials 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 239000010410 layer Substances 0.000 description 9
- 238000005530 etching Methods 0.000 description 7
- 238000000605 extraction Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000001020 plasma etching Methods 0.000 description 5
- 101000613490 Homo sapiens Paired box protein Pax-3 Proteins 0.000 description 4
- 102100040891 Paired box protein Pax-3 Human genes 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 101000601661 Homo sapiens Paired box protein Pax-7 Proteins 0.000 description 3
- 102100037503 Paired box protein Pax-7 Human genes 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229920001709 polysilazane Polymers 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 101150004219 MCR1 gene Proteins 0.000 description 2
- 101100206347 Schizosaccharomyces pombe (strain 972 / ATCC 24843) pmh1 gene Proteins 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000013039 cover film Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910004129 HfSiO Inorganic materials 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film 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
- 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
- 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
- H10B41/23—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates 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
- H10B41/27—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates 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
- H01L29/43—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
- H01L29/517—Insulating materials associated therewith the insulating material comprising a metallic compound, e.g. metal oxide, metal silicate
-
- 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
- H01L29/66007—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
- H01L29/66833—Unipolar field-effect transistors with an insulated gate, i.e. MISFET with a charge trapping gate insulator, e.g. MNOS transistors
-
- 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
- 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
- H10B53/00—Ferroelectric RAM [FeRAM] devices comprising ferroelectric memory capacitors
- H10B53/20—Ferroelectric RAM [FeRAM] devices comprising ferroelectric memory capacitors characterised by the three-dimensional arrangements, e.g. with cells on different height levels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
- H01L2924/143—Digital devices
- H01L2924/1434—Memory
- H01L2924/1435—Random access memory [RAM]
- H01L2924/1438—Flash memory
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)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018027594A JP6976190B2 (ja) | 2018-02-20 | 2018-02-20 | 記憶装置 |
JP2018-027594 | 2018-02-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110176457A CN110176457A (zh) | 2019-08-27 |
CN110176457B true CN110176457B (zh) | 2023-07-04 |
Family
ID=67616993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810887534.9A Active CN110176457B (zh) | 2018-02-20 | 2018-08-06 | 存储装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10818688B2 (zh) |
JP (1) | JP6976190B2 (zh) |
CN (1) | CN110176457B (zh) |
TW (1) | TWI675451B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021048249A (ja) * | 2019-09-18 | 2021-03-25 | キオクシア株式会社 | 半導体装置およびその製造方法 |
JP2021150593A (ja) | 2020-03-23 | 2021-09-27 | キオクシア株式会社 | 半導体記憶装置 |
JP2021150592A (ja) * | 2020-03-23 | 2021-09-27 | キオクシア株式会社 | 半導体記憶装置 |
JP2022146030A (ja) | 2021-03-22 | 2022-10-05 | キオクシア株式会社 | 半導体記憶装置及びその製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017163044A (ja) * | 2016-03-10 | 2017-09-14 | 東芝メモリ株式会社 | 半導体装置およびその製造方法 |
CN107180834A (zh) * | 2016-03-11 | 2017-09-19 | 东芝存储器株式会社 | 半导体存储装置及其制造方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100395762B1 (ko) * | 2001-07-31 | 2003-08-21 | 삼성전자주식회사 | 비휘발성 메모리 소자 및 그 제조방법 |
US7303959B2 (en) * | 2005-03-11 | 2007-12-04 | Sandisk 3D Llc | Bottom-gate SONOS-type cell having a silicide gate |
JP2009054707A (ja) * | 2007-08-24 | 2009-03-12 | Renesas Technology Corp | 半導体記憶装置およびその製造方法 |
KR20110132865A (ko) * | 2010-06-03 | 2011-12-09 | 삼성전자주식회사 | 3차원 반도체 메모리 장치 및 그 제조 방법 |
KR101699515B1 (ko) * | 2010-09-01 | 2017-02-14 | 삼성전자주식회사 | 3차원 반도체 장치 및 그 제조 방법 |
JP5998521B2 (ja) * | 2012-02-28 | 2016-09-28 | セイコーエプソン株式会社 | 不揮発性半導体メモリー及び不揮発性半導体メモリーの製造方法 |
KR20130116604A (ko) | 2012-04-16 | 2013-10-24 | 삼성전자주식회사 | 3차원 반도체 메모리 장치 및 그 제조 방법 |
FR3003077B1 (fr) | 2013-03-08 | 2016-08-05 | Accumulateurs Fixes | Supercondensateur asymetrique a electrolyte alcalin comportant une electrode negative tridimensionnelle et son procede de fabrication |
JP2014187286A (ja) * | 2013-03-25 | 2014-10-02 | Toshiba Corp | 不揮発性半導体記憶装置 |
KR102175763B1 (ko) * | 2014-04-09 | 2020-11-09 | 삼성전자주식회사 | 반도체 메모리 장치 및 이의 제조 방법 |
US9620514B2 (en) * | 2014-09-05 | 2017-04-11 | Sandisk Technologies Llc | 3D semicircular vertical NAND string with self aligned floating gate or charge trap cell memory cells and methods of fabricating and operating the same |
US9666593B2 (en) | 2014-09-29 | 2017-05-30 | Sandisk Technologies Llc | Alternating refractive index in charge-trapping film in three-dimensional memory |
US9570392B2 (en) * | 2015-04-30 | 2017-02-14 | Kabushiki Kaisha Toshiba | Memory device and method for manufacturing the same |
US9847342B2 (en) | 2016-03-14 | 2017-12-19 | Toshiba Memory Corporation | Semiconductor memory device and method for manufacturing same |
US9812463B2 (en) * | 2016-03-25 | 2017-11-07 | Sandisk Technologies Llc | Three-dimensional memory device containing vertically isolated charge storage regions and method of making thereof |
US9899410B1 (en) * | 2016-12-13 | 2018-02-20 | Sandisk Technologies Llc | Charge storage region in non-volatile memory |
US10038008B1 (en) * | 2017-01-30 | 2018-07-31 | Micron Technology, Inc. | Integrated structures and NAND memory arrays |
-
2018
- 2018-02-20 JP JP2018027594A patent/JP6976190B2/ja active Active
- 2018-08-06 CN CN201810887534.9A patent/CN110176457B/zh active Active
- 2018-08-06 TW TW107127260A patent/TWI675451B/zh active
- 2018-09-06 US US16/124,112 patent/US10818688B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017163044A (ja) * | 2016-03-10 | 2017-09-14 | 東芝メモリ株式会社 | 半導体装置およびその製造方法 |
CN107180834A (zh) * | 2016-03-11 | 2017-09-19 | 东芝存储器株式会社 | 半导体存储装置及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP6976190B2 (ja) | 2021-12-08 |
JP2019145635A (ja) | 2019-08-29 |
TW201935662A (zh) | 2019-09-01 |
TWI675451B (zh) | 2019-10-21 |
CN110176457A (zh) | 2019-08-27 |
US10818688B2 (en) | 2020-10-27 |
US20190259774A1 (en) | 2019-08-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110176457B (zh) | 存储装置 | |
JP5288877B2 (ja) | 不揮発性半導体記憶装置 | |
US11700728B2 (en) | Non-volatile memory device | |
CN113707665A (zh) | 存储器及其形成方法 | |
CN110277395B (zh) | 存储装置 | |
US10490566B2 (en) | Memory devices including blocking layers | |
US20120126302A1 (en) | Nonvolatile semiconductor memory device and manufacturing method of the same | |
JP2009164485A (ja) | 不揮発性半導体記憶装置 | |
US20200105782A1 (en) | Vertical channel structure and memory device | |
CN103066075A (zh) | 半导体器件及其制造方法 | |
US20180277477A1 (en) | Storage device | |
US8829597B2 (en) | Nonvolatile memory device and method for fabricating the same | |
US11778825B2 (en) | Method of fabricating a vertical semiconductor device | |
JP2019050268A (ja) | 記憶装置 | |
KR20130130480A (ko) | 3차원 반도체 메모리 장치 및 그 형성 방법 | |
JP2016018899A (ja) | 半導体装置およびその製造方法 | |
US20210257301A1 (en) | Semiconductor device and method for fabricating semiconductor device | |
US8138077B2 (en) | Flash memory device and method of fabricating the same | |
US20210183884A1 (en) | Semiconductor device and method for fabricating the same | |
CN115312525A (zh) | 半导体结构及其形成方法 | |
CN113257828A (zh) | 非易失性存储器器件及其制造方法 | |
JP2015035547A (ja) | 不揮発性半導体記憶装置及びその製造方法 | |
CN112436017A (zh) | 半导体装置及其制造方法 |
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 | ||
CB02 | Change of applicant information |
Address after: Tokyo Applicant after: Kaixia Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. Address after: Tokyo Applicant after: TOSHIBA MEMORY Corp. Address before: Tokyo Applicant before: Pangea Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220210 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |