JP2000268581A - Ｒｏｍデータを保持する強誘電体メモリ装置 - Google Patents

Ｒｏｍデータを保持する強誘電体メモリ装置

Info

Publication number
JP2000268581A
JP2000268581A JP11072639A JP7263999A JP2000268581A JP 2000268581 A JP2000268581 A JP 2000268581A JP 11072639 A JP11072639 A JP 11072639A JP 7263999 A JP7263999 A JP 7263999A JP 2000268581 A JP2000268581 A JP 2000268581A
Authority
JP
Japan
Prior art keywords
ferroelectric
bit line
capacitor
ferroelectric capacitor
memory cell
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.)
Withdrawn
Application number
JP11072639A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000268581A5 (enExample
Inventor
Tatsuo Kato
達夫 加藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP11072639A priority Critical patent/JP2000268581A/ja
Priority to DE60021939T priority patent/DE60021939T2/de
Priority to EP00300946A priority patent/EP1037213B1/en
Priority to TW089102119A priority patent/TW466487B/zh
Priority to KR10-2000-0006465A priority patent/KR100534220B1/ko
Priority to US09/526,280 priority patent/US6229730B1/en
Publication of JP2000268581A publication Critical patent/JP2000268581A/ja
Publication of JP2000268581A5 publication Critical patent/JP2000268581A5/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/22—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C14/00—Digital stores characterised by arrangements of cells having volatile and non-volatile storage properties for back-up when the power is down

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Dram (AREA)
  • Semiconductor Memories (AREA)
JP11072639A 1999-03-17 1999-03-17 Ｒｏｍデータを保持する強誘電体メモリ装置 Withdrawn JP2000268581A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP11072639A JP2000268581A (ja) 1999-03-17 1999-03-17 Ｒｏｍデータを保持する強誘電体メモリ装置
DE60021939T DE60021939T2 (de) 1999-03-17 2000-02-07 Ferroelektrische Speicheranordnung die Festwertdaten festhält
EP00300946A EP1037213B1 (en) 1999-03-17 2000-02-07 Ferroelectric memory device retaining rom data
TW089102119A TW466487B (en) 1999-03-17 2000-02-09 Ferroelectric memory device retaining ROM data
KR10-2000-0006465A KR100534220B1 (ko) 1999-03-17 2000-02-11 Ｒｏｍ 데이터를 유지하는 강유전체 메모리 장치
US09/526,280 US6229730B1 (en) 1999-03-17 2000-03-15 Ferroelectric memory device retaining ROM data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11072639A JP2000268581A (ja) 1999-03-17 1999-03-17 Ｒｏｍデータを保持する強誘電体メモリ装置

Publications (2)

Publication Number Publication Date
JP2000268581A true JP2000268581A (ja) 2000-09-29
JP2000268581A5 JP2000268581A5 (enExample) 2006-05-11

Family

ID=13495169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11072639A Withdrawn JP2000268581A (ja) 1999-03-17 1999-03-17 Ｒｏｍデータを保持する強誘電体メモリ装置

Country Status (6)

Country Link
US (1) US6229730B1 (enExample)
EP (1) EP1037213B1 (enExample)
JP (1) JP2000268581A (enExample)
KR (1) KR100534220B1 (enExample)
DE (1) DE60021939T2 (enExample)
TW (1) TW466487B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3971536B2 (ja) * 1999-09-14 2007-09-05 松下電器産業株式会社 強誘電体メモリ装置
US20030025649A1 (en) * 2000-09-08 2003-02-06 Wynne Willson Peter David Image projection apparatus
JP4233205B2 (ja) * 2000-09-28 2009-03-04 シャープ株式会社 リセット装置、半導体集積回路装置および半導体記憶装置
DE10058965B4 (de) * 2000-11-28 2007-10-11 Infineon Technologies Ag RAM-Speicher
JP2003233984A (ja) * 2001-12-04 2003-08-22 Sanyo Electric Co Ltd メモリ装置
JP2003263886A (ja) * 2002-03-08 2003-09-19 Fujitsu Ltd ビット線容量を最適化できる強誘電体メモリ
US6804140B2 (en) * 2002-04-17 2004-10-12 Macronix International Co., Ltd. Capacitance sensing method of reading a ferroelectric RAM
US6590798B1 (en) * 2002-05-08 2003-07-08 Texas Instruments Incorporated Apparatus and methods for imprint reduction for ferroelectric memory cell
JP6777369B2 (ja) 2016-08-31 2020-10-28 マイクロン テクノロジー，インク． 強誘電体メモリを含み、強誘電体メモリを動作するための装置及び方法
EP3507806B1 (en) 2016-08-31 2022-01-19 Micron Technology, Inc. Apparatuses and methods including ferroelectric memory and for accessing ferroelectric memory
KR102227270B1 (ko) * 2016-08-31 2021-03-15 마이크론 테크놀로지, 인크. 강유전 메모리 셀
WO2018044510A1 (en) 2016-08-31 2018-03-08 Micron Technology, Inc. Apparatuses and methods including two transistor-one capacitor memory and for accessing same
US10867675B2 (en) 2017-07-13 2020-12-15 Micron Technology, Inc. Apparatuses and methods for memory including ferroelectric memory cells and dielectric memory cells

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5086412A (en) * 1990-11-21 1992-02-04 National Semiconductor Corporation Sense amplifier and method for ferroelectric memory
TW378323B (en) * 1994-09-22 2000-01-01 Matsushita Electric Industrial Co Ltd Ferroelectric memory device
DE69615457T2 (de) 1995-06-14 2002-05-29 Motorola, Inc. Datenspeicherelement und Datenwiederherstellungsverfahren
TW322578B (enExample) * 1996-03-18 1997-12-11 Matsushita Electron Co Ltd
DE69736080T2 (de) * 1996-03-25 2006-10-19 Matsushita Electric Industrial Co., Ltd., Kadoma Ferroelekrische Speicheranordnung
US5818771A (en) * 1996-09-30 1998-10-06 Hitachi, Ltd. Semiconductor memory device
JP3933736B2 (ja) * 1996-12-09 2007-06-20 ローム株式会社 強誘電体コンデンサを備えた半導体装置
JPH10270654A (ja) * 1997-03-27 1998-10-09 Toshiba Corp 半導体記憶装置
JP3727157B2 (ja) * 1997-11-19 2005-12-14 Ｎｅｃエレクトロニクス株式会社 半導体記憶装置及びその試験方法

Also Published As

Publication number Publication date
EP1037213A2 (en) 2000-09-20
KR20000062547A (ko) 2000-10-25
TW466487B (en) 2001-12-01
EP1037213A3 (en) 2001-01-17
EP1037213B1 (en) 2005-08-17
DE60021939T2 (de) 2006-03-30
KR100534220B1 (ko) 2005-12-08
US6229730B1 (en) 2001-05-08
DE60021939D1 (de) 2005-09-22

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