CN112447739B - 半导体存储装置 - Google Patents
半导体存储装置 Download PDFInfo
- Publication number
- CN112447739B CN112447739B CN201910822091.XA CN201910822091A CN112447739B CN 112447739 B CN112447739 B CN 112447739B CN 201910822091 A CN201910822091 A CN 201910822091A CN 112447739 B CN112447739 B CN 112447739B
- Authority
- CN
- China
- Prior art keywords
- semiconductor memory
- memory device
- substrate
- dielectric layer
- floating gate
- 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
- 239000004065 semiconductor Substances 0.000 title claims abstract description 51
- 230000015654 memory Effects 0.000 title claims description 33
- 239000010410 layer Substances 0.000 claims abstract description 165
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 238000005530 etching Methods 0.000 claims abstract description 27
- 239000011229 interlayer Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 description 14
- 239000003989 dielectric material Substances 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000011810 insulating material Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 229910052581 Si3N4 Inorganic materials 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- -1 silicon carbide nitride Chemical class 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229940104869 fluorosilicate Drugs 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 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
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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
- H10B41/30—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/09—Devices sensitive to infrared, visible or ultraviolet radiation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/0556—Disposition
- H01L2224/05567—Disposition the external layer being at least partially embedded in the surface
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B20/00—Read-only memory [ROM] devices
- H10B20/20—Programmable ROM [PROM] devices comprising field-effect components
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Memories (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (14)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910822091.XA CN112447739B (zh) | 2019-09-02 | 2019-09-02 | 半导体存储装置 |
US16/589,150 US10985168B2 (en) | 2019-09-02 | 2019-10-01 | Semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910822091.XA CN112447739B (zh) | 2019-09-02 | 2019-09-02 | 半导体存储装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112447739A CN112447739A (zh) | 2021-03-05 |
CN112447739B true CN112447739B (zh) | 2023-09-19 |
Family
ID=74680161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910822091.XA Active CN112447739B (zh) | 2019-09-02 | 2019-09-02 | 半导体存储装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10985168B2 (zh) |
CN (1) | CN112447739B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101236930A (zh) * | 2007-01-31 | 2008-08-06 | 三洋电机株式会社 | 半导体装置的制造方法 |
CN101315934A (zh) * | 2007-05-31 | 2008-12-03 | 联华电子股份有限公司 | 可增进照光效能的内嵌式光抹除存储器及其制造方法 |
US9728260B1 (en) * | 2016-04-28 | 2017-08-08 | United Microelectronics Corp. | Light-erasable embedded memory device and method of manufacturing the same |
CN107978600A (zh) * | 2015-10-16 | 2018-05-01 | 力旺电子股份有限公司 | 单层多晶硅非易失性存储器元件 |
CN109119377A (zh) * | 2016-07-14 | 2019-01-01 | 力旺电子股份有限公司 | 具有uv透射窗的uv可擦除存储器组件及其制造方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4340416B2 (ja) * | 2002-02-26 | 2009-10-07 | Spansion Japan株式会社 | 半導体記憶装置の製造方法 |
US6774432B1 (en) * | 2003-02-05 | 2004-08-10 | Advanced Micro Devices, Inc. | UV-blocking layer for reducing UV-induced charging of SONOS dual-bit flash memory devices in BEOL |
US6894342B1 (en) * | 2003-06-12 | 2005-05-17 | Spansion Llc | Structure and method for preventing UV radiation damage in a memory cell and improving contact CD control |
US6833581B1 (en) * | 2003-06-12 | 2004-12-21 | Spansion Llc | Structure and method for preventing process-induced UV radiation damage in a memory cell |
US6765254B1 (en) * | 2003-06-12 | 2004-07-20 | Advanced Micro Devices, Inc. | Structure and method for preventing UV radiation damage and increasing data retention in memory cells |
US20060255398A1 (en) * | 2003-09-09 | 2006-11-16 | Tower Semiconductor Ltd. | Ultra-violet protected tamper resistant embedded EEPROM |
US6989563B1 (en) * | 2004-02-02 | 2006-01-24 | Advanced Micro Devices, Inc. | Flash memory cell with UV protective layer |
US6974989B1 (en) * | 2004-05-06 | 2005-12-13 | Spansion Llc | Structure and method for protecting memory cells from UV radiation damage and UV radiation-induced charging during backend processing |
US7091088B1 (en) * | 2004-06-03 | 2006-08-15 | Spansion Llc | UV-blocking etch stop layer for reducing UV-induced charging of charge storage layer in memory devices in BEOL processing |
KR100620181B1 (ko) * | 2004-07-12 | 2006-09-01 | 동부일렉트로닉스 주식회사 | 플래시 메모리 셀 트랜지스터의 제조 방법 |
US8022468B1 (en) * | 2005-03-29 | 2011-09-20 | Spansion Llc | Ultraviolet radiation blocking interlayer dielectric |
US7927723B1 (en) * | 2005-03-29 | 2011-04-19 | Spansion Llc | Film stacks to prevent UV-induced device damage |
KR100741857B1 (ko) * | 2006-05-03 | 2007-07-24 | 삼성전자주식회사 | 계면 저항을 줄일 수 있는 게이트 콘택 구조체를 구비하는반도체 장치 및 그 제조 방법 |
US10748901B2 (en) * | 2018-10-22 | 2020-08-18 | International Business Machines Corporation | Interlayer via contacts for monolithic three-dimensional semiconductor integrated circuit devices |
-
2019
- 2019-09-02 CN CN201910822091.XA patent/CN112447739B/zh active Active
- 2019-10-01 US US16/589,150 patent/US10985168B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101236930A (zh) * | 2007-01-31 | 2008-08-06 | 三洋电机株式会社 | 半导体装置的制造方法 |
CN101315934A (zh) * | 2007-05-31 | 2008-12-03 | 联华电子股份有限公司 | 可增进照光效能的内嵌式光抹除存储器及其制造方法 |
CN107978600A (zh) * | 2015-10-16 | 2018-05-01 | 力旺电子股份有限公司 | 单层多晶硅非易失性存储器元件 |
US9728260B1 (en) * | 2016-04-28 | 2017-08-08 | United Microelectronics Corp. | Light-erasable embedded memory device and method of manufacturing the same |
CN109119377A (zh) * | 2016-07-14 | 2019-01-01 | 力旺电子股份有限公司 | 具有uv透射窗的uv可擦除存储器组件及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN112447739A (zh) | 2021-03-05 |
US20210066322A1 (en) | 2021-03-04 |
US10985168B2 (en) | 2021-04-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10211257B2 (en) | High density resistive random access memory (RRAM) | |
JP5148829B2 (ja) | 不揮発性メモリ素子及びその製造方法 | |
TWI496282B (zh) | 閘極結構及其製造方法 | |
US8940603B2 (en) | Method of making semiconductor device | |
CN110783452B (zh) | 相变存储器结构、存储器器件及其形成方法、存储单元 | |
US7714378B2 (en) | Nonvolatile semiconductor integrated circuit devices and fabrication methods thereof | |
US20120276702A1 (en) | Method of manufacturing semiconductor device | |
US11632888B2 (en) | RRAM structure with only part of variable resistive layer covering bottom electrode and method of fabricating the same | |
US10818592B1 (en) | Semiconductor memory device including decoupling capacitor array arranged overlying one-time programmable device | |
US7038267B2 (en) | Non-volatile memory cell and manufacturing method thereof | |
US8471324B2 (en) | Semiconductor device | |
US20060281255A1 (en) | Method for forming a sealed storage non-volative multiple-bit memory cell | |
CN112447739B (zh) | 半导体存储装置 | |
US8878253B2 (en) | Semiconductor devices | |
US9299798B2 (en) | Semiconductor device and methods for forming a semiconductor device | |
CN109285841B (zh) | 存储器及其形成方法 | |
CN219499931U (zh) | 半导体器件 | |
US20230328971A1 (en) | Semiconductor structure and fabrication method thereof | |
US11637112B2 (en) | Non-volatile memory device and method for manufacturing the same | |
TWI718936B (zh) | 電阻式記憶體裝置 | |
CN113629098B (zh) | 电阻式存储器装置 | |
US20220270943A1 (en) | Semiconductor memory device having composite dielectric film structure and methods of forming the same | |
CN109585450B (zh) | 存储器及其形成方法 | |
US20150263117A1 (en) | Semiconductor device and manufacturing method thereof | |
CN117377314A (zh) | 半导体元件 |
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 | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Yan Rongjun Inventor after: Wang Jianzhi Inventor after: Yang Guang Inventor after: Lv Jiawei Inventor after: Yuan Linshan Inventor after: Tan Wenyi Inventor before: Yan Rongjun Inventor before: Wang Jianzhi Inventor before: Yang Guang Inventor before: Lv Jiawei Inventor before: Yuan Linshan Inventor before: Tan Wenyi |
|
GR01 | Patent grant | ||
GR01 | Patent grant |