KR940003608B1 - 반도체 기억장치와 그 제조방법 - Google Patents
반도체 기억장치와 그 제조방법 Download PDFInfo
- Publication number
- KR940003608B1 KR940003608B1 KR1019910001006A KR910001006A KR940003608B1 KR 940003608 B1 KR940003608 B1 KR 940003608B1 KR 1019910001006 A KR1019910001006 A KR 1019910001006A KR 910001006 A KR910001006 A KR 910001006A KR 940003608 B1 KR940003608 B1 KR 940003608B1
- Authority
- KR
- South Korea
- Prior art keywords
- ferroelectric
- source
- drain region
- region
- semiconductor memory
- 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.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims description 11
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 238000000151 deposition Methods 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 5
- 238000005468 ion implantation Methods 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000000758 substrate Substances 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 229910052814 silicon oxide Inorganic materials 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910008651 TiZr Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 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
- 150000002500 ions Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- BAKALPNAEUOCDL-UHFFFAOYSA-N titanium hydrochloride Chemical compound Cl.[Ti] BAKALPNAEUOCDL-UHFFFAOYSA-N 0.000 description 2
- 229910052845 zircon Inorganic materials 0.000 description 2
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (3)
- 게이트가 워드선에 접속된 트랜지스터와, 이 트랜지스터의 소오스영역과 드레인영역(24)상에 형성된 콘택트홀(26, 27), 이들 콘택트홀(26, 27)중 어느 한쪽의 콘택트홀내에 기억소자로서의 강유전체(30)를 설치한 것을 특징으로 하는 반도체기억장치.
- 제1항에 있어서, 상기 강유전체(30)와 소오스영역 및 드레인영역(24)의 어느 한쪽간에 금속막(29)을 개재시킨 것을 특징으로 하는 반도체기억장치.
- P형 또는 n형 반도체영역상에 형성된 게이트절연막상의 게이트전극부(23)를 마스크로 하여 이온주입하여 소오스 또는 드레인영역(24)을 형상하는 공정과, 상기 게이트전극부(23)와 소오스영역 및 드레인영역(24)상에 층간절연막(25)을 퇴적시키는 공정, 상기 게이트전극부(23)의 소오스영역 및 드레인영역(24)상에 콘택트홀(26, 27)을 개공시키는 공정, 상기 소오스영역 및 드레인영역(24)의 어느 한쪽에 대응하는 콘택트홀 내에 강유전체(30)를 퇴적시키는 공정 및, 상기 콘택트홀(26, 27) 및 상기 강유전체(30)상에 금속배선(32)을 형성하는 공정을 구비한 것을 특징으로 하는 반도체기억장치의 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP02-012676 | 1990-01-24 | ||
JP2012676A JP2573384B2 (ja) | 1990-01-24 | 1990-01-24 | 半導体記憶装置とその製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR940003608B1 true KR940003608B1 (ko) | 1994-04-25 |
Family
ID=11811981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910001006A Expired - Fee Related KR940003608B1 (ko) | 1990-01-24 | 1991-01-22 | 반도체 기억장치와 그 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5227855A (ko) |
JP (1) | JP2573384B2 (ko) |
KR (1) | KR940003608B1 (ko) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69132627T2 (de) * | 1990-09-28 | 2001-10-11 | Ramtron International Corp., Colorado Springs | Halbleiter-bauteil |
US5384729A (en) * | 1991-10-28 | 1995-01-24 | Rohm Co., Ltd. | Semiconductor storage device having ferroelectric film |
US5303182A (en) * | 1991-11-08 | 1994-04-12 | Rohm Co., Ltd. | Nonvolatile semiconductor memory utilizing a ferroelectric film |
JPH05235416A (ja) * | 1992-02-21 | 1993-09-10 | Murata Mfg Co Ltd | 強誘電体薄膜素子 |
JP2769664B2 (ja) * | 1992-05-25 | 1998-06-25 | 三菱電機株式会社 | 半導体記憶装置およびその製造方法 |
JP2884917B2 (ja) * | 1992-06-08 | 1999-04-19 | 日本電気株式会社 | 薄膜キャパシタおよび集積回路 |
US5523964A (en) * | 1994-04-07 | 1996-06-04 | Symetrix Corporation | Ferroelectric non-volatile memory unit |
US6531730B2 (en) * | 1993-08-10 | 2003-03-11 | Micron Technology, Inc. | Capacitor compatible with high dielectric constant materials having a low contact resistance layer and the method for forming same |
JP2550852B2 (ja) * | 1993-04-12 | 1996-11-06 | 日本電気株式会社 | 薄膜キャパシタの製造方法 |
US5330931A (en) * | 1993-09-22 | 1994-07-19 | Northern Telecom Limited | Method of making a capacitor for an integrated circuit |
US5416042A (en) * | 1994-06-09 | 1995-05-16 | International Business Machines Corporation | Method of fabricating storage capacitors using high dielectric constant materials |
JP3113173B2 (ja) * | 1995-06-05 | 2000-11-27 | シャープ株式会社 | 不揮発性ランダムアクセスメモリ及びその製造方法 |
US5793076A (en) | 1995-09-21 | 1998-08-11 | Micron Technology, Inc. | Scalable high dielectric constant capacitor |
US5631804A (en) * | 1995-11-13 | 1997-05-20 | Micron Technology, Inc. | Contact fill capacitor having a sidewall that connects the upper and lower surfaces of the dielectric and partially surrounds an insulating layer |
US5801916A (en) * | 1995-11-13 | 1998-09-01 | Micron Technology, Inc. | Pre-patterned contact fill capacitor for dielectric etch protection |
US5902131A (en) * | 1997-05-09 | 1999-05-11 | Ramtron International Corporation | Dual-level metalization method for integrated circuit ferroelectric devices |
JP3569112B2 (ja) * | 1997-07-17 | 2004-09-22 | 株式会社東芝 | 半導体集積回路およびその製造方法 |
US6511877B2 (en) | 1997-07-17 | 2003-01-28 | Kabushiki Kaisha Toshiba | Semiconductor integrated circuit and method for manufacturing the same |
US6124164A (en) * | 1998-09-17 | 2000-09-26 | Micron Technology, Inc. | Method of making integrated capacitor incorporating high K dielectric |
US6750500B1 (en) | 1999-01-05 | 2004-06-15 | Micron Technology, Inc. | Capacitor electrode for integrating high K materials |
US6455424B1 (en) | 2000-08-07 | 2002-09-24 | Micron Technology, Inc. | Selective cap layers over recessed polysilicon plugs |
KR20030041974A (ko) * | 2000-08-24 | 2003-05-27 | 코바 테크놀로지스, 인크. | 단일 트랜지스터 희토류 망가나이트 강유전성 비휘발성메모리 셀 |
US20020164850A1 (en) | 2001-03-02 | 2002-11-07 | Gnadinger Alfred P. | Single transistor rare earth manganite ferroelectric nonvolatile memory cell |
US7075134B2 (en) * | 2001-11-29 | 2006-07-11 | Symetrix Corporation | Ferroelectric and high dielectric constant integrated circuit capacitors with three-dimensional orientation for high-density memories, and method of making the same |
US6825517B2 (en) * | 2002-08-28 | 2004-11-30 | Cova Technologies, Inc. | Ferroelectric transistor with enhanced data retention |
US6888736B2 (en) | 2002-09-19 | 2005-05-03 | Cova Technologies, Inc. | Ferroelectric transistor for storing two data bits |
US6714435B1 (en) | 2002-09-19 | 2004-03-30 | Cova Technologies, Inc. | Ferroelectric transistor for storing two data bits |
US7300829B2 (en) * | 2003-06-02 | 2007-11-27 | Applied Materials, Inc. | Low temperature process for TFT fabrication |
JP2006086292A (ja) * | 2004-09-15 | 2006-03-30 | Toshiba Corp | 半導体記憶装置およびその製造方法 |
JP4301227B2 (ja) * | 2005-09-15 | 2009-07-22 | セイコーエプソン株式会社 | 電気光学装置及びその製造方法、電子機器並びにコンデンサー |
US9846664B2 (en) | 2010-07-09 | 2017-12-19 | Cypress Semiconductor Corporation | RFID interface and interrupt |
US9092582B2 (en) | 2010-07-09 | 2015-07-28 | Cypress Semiconductor Corporation | Low power, low pin count interface for an RFID transponder |
US8723654B2 (en) | 2010-07-09 | 2014-05-13 | Cypress Semiconductor Corporation | Interrupt generation and acknowledgment for RFID |
US20170365719A1 (en) * | 2016-06-15 | 2017-12-21 | Taiwan Semiconductor Manufacturing Co., Ltd. | Negative Capacitance Field Effect Transistor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3832700A (en) * | 1973-04-24 | 1974-08-27 | Westinghouse Electric Corp | Ferroelectric memory device |
US4149301A (en) * | 1977-07-25 | 1979-04-17 | Ferrosil Corporation | Monolithic semiconductor integrated circuit-ferroelectric memory drive |
JPS6486669A (en) * | 1987-09-29 | 1989-03-31 | Toshiba Corp | Page memory control circuit |
US5046043A (en) * | 1987-10-08 | 1991-09-03 | National Semiconductor Corporation | Ferroelectric capacitor and memory cell including barrier and isolation layers |
US4888630A (en) * | 1988-03-21 | 1989-12-19 | Texas Instruments Incorporated | Floating-gate transistor with a non-linear intergate dielectric |
JPH01251760A (ja) * | 1988-03-31 | 1989-10-06 | Seiko Epson Corp | 強誘電体記憶装置 |
JPH0221652A (ja) * | 1988-07-08 | 1990-01-24 | Mitsubishi Electric Corp | 半導体記憶装置 |
JPH0229472A (ja) * | 1988-07-20 | 1990-01-31 | Ricoh Co Ltd | インク組成物 |
KR950000156B1 (ko) * | 1989-02-08 | 1995-01-10 | 세이꼬 엡슨 가부시끼가이샤 | 반도체 장치 |
JPH02208978A (ja) * | 1989-02-08 | 1990-08-20 | Seiko Epson Corp | 半導体装置 |
JPH02288368A (ja) * | 1989-04-28 | 1990-11-28 | Seiko Epson Corp | 半導体装置の製造方法 |
DE69022621T2 (de) * | 1989-05-05 | 1996-05-30 | Ramtron Corp | Integrierter ferro-elektrischer Kondensator. |
US5119154A (en) * | 1990-12-03 | 1992-06-02 | Micron Technology, Inc. | Ferroelectric capacitor and method for forming local interconnect |
-
1990
- 1990-01-24 JP JP2012676A patent/JP2573384B2/ja not_active Expired - Lifetime
-
1991
- 1991-01-22 KR KR1019910001006A patent/KR940003608B1/ko not_active Expired - Fee Related
- 1991-01-23 US US07/644,916 patent/US5227855A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH03218680A (ja) | 1991-09-26 |
US5227855A (en) | 1993-07-13 |
JP2573384B2 (ja) | 1997-01-22 |
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