DE60136396D1 - Schaltungeinheit mit automatischer interner Befehlsfunktion - Google Patents

Schaltungeinheit mit automatischer interner Befehlsfunktion

Info

Publication number
DE60136396D1
DE60136396D1 DE60136396T DE60136396T DE60136396D1 DE 60136396 D1 DE60136396 D1 DE 60136396D1 DE 60136396 T DE60136396 T DE 60136396T DE 60136396 T DE60136396 T DE 60136396T DE 60136396 D1 DE60136396 D1 DE 60136396D1
Authority
DE
Germany
Prior art keywords
circuit unit
internal command
command function
automatic internal
automatic
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 - Lifetime
Application number
DE60136396T
Other languages
English (en)
Inventor
Yasurou Matsuzaki
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 Semiconductor 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
Application granted granted Critical
Publication of DE60136396D1 publication Critical patent/DE60136396D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40603Arbitration, priority and concurrent access to memory cells for read/write or refresh operations
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40615Internal triggering or timing of refresh, e.g. hidden refresh, self refresh, pseudo-SRAMs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40618Refresh operations over multiple banks or interleaving
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/4072Circuits for initialization, powering up or down, clearing memory or presetting
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/409Read-write [R-W] circuits 
    • G11C11/4094Bit-line management or control circuits
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C2211/00Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C2211/401Indexing scheme relating to cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C2211/406Refreshing of dynamic cells
    • G11C2211/4061Calibration or ate or cycle tuning
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C2211/00Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C2211/401Indexing scheme relating to cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C2211/406Refreshing of dynamic cells
    • G11C2211/4065Low level details of refresh operations
DE60136396T 2000-04-28 2001-04-30 Schaltungeinheit mit automatischer interner Befehlsfunktion Expired - Lifetime DE60136396D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000131260 2000-04-28
JP2001113443A JP4201490B2 (ja) 2000-04-28 2001-04-12 自動プリチャージ機能を有するメモリ回路及び自動内部コマンド機能を有する集積回路装置

Publications (1)

Publication Number Publication Date
DE60136396D1 true DE60136396D1 (de) 2008-12-11

Family

ID=26591275

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60114503T Expired - Lifetime DE60114503T2 (de) 2000-04-28 2001-04-30 Speicher mit automatischer Auffrischungsfunktion und Schaltungeinheit mit automatischer interner Befehlsfunktion
DE60136396T Expired - Lifetime DE60136396D1 (de) 2000-04-28 2001-04-30 Schaltungeinheit mit automatischer interner Befehlsfunktion

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60114503T Expired - Lifetime DE60114503T2 (de) 2000-04-28 2001-04-30 Speicher mit automatischer Auffrischungsfunktion und Schaltungeinheit mit automatischer interner Befehlsfunktion

Country Status (6)

Country Link
US (7) US6636449B2 (de)
EP (3) EP1406268B1 (de)
JP (1) JP4201490B2 (de)
KR (1) KR100656217B1 (de)
DE (2) DE60114503T2 (de)
TW (1) TW588351B (de)

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US6920524B2 (en) 2003-02-03 2005-07-19 Micron Technology, Inc. Detection circuit for mixed asynchronous and synchronous memory operation
JP4282408B2 (ja) * 2003-08-22 2009-06-24 Necエレクトロニクス株式会社 半導体記憶装置
EP1515271A1 (de) * 2003-09-09 2005-03-16 STMicroelectronics S.r.l. Verfahren und Vorrichtung zur Extrahierung eines Datenteilsatzes aus einem Datensatz
JP4326294B2 (ja) 2003-09-16 2009-09-02 株式会社ルネサステクノロジ 半導体記憶装置
US7042786B2 (en) * 2004-04-26 2006-05-09 Infineon Technologies Ag Memory with adjustable access time
TWI260019B (en) * 2004-05-21 2006-08-11 Fujitsu Ltd Semiconductor memory device and memory system
JP4806520B2 (ja) * 2004-05-21 2011-11-02 富士通セミコンダクター株式会社 半導体記憶装置及びメモリシステム
JP4723205B2 (ja) * 2004-05-21 2011-07-13 富士通セミコンダクター株式会社 半導体記憶装置
JP2006073062A (ja) 2004-08-31 2006-03-16 Toshiba Corp 半導体記憶装置
JP4291239B2 (ja) * 2004-09-10 2009-07-08 エルピーダメモリ株式会社 半導体記憶装置及びテスト方法
JP4362573B2 (ja) * 2005-07-28 2009-11-11 パトレネラ キャピタル リミテッド, エルエルシー メモリ
US7702942B2 (en) * 2005-09-12 2010-04-20 Northern Lights Semiconductor Corp. Method for generating adjustable MRAM timing signals
KR100660892B1 (ko) * 2005-11-21 2006-12-26 삼성전자주식회사 더블 펌프드 어드레스 스킴의 메모리 장치에서 고속 동작을위해 확장된 유효 어드레스 윈도우로 유효 커맨드를샘플링하는 회로 및 방법
US7385858B2 (en) * 2005-11-30 2008-06-10 Mosaid Technologies Incorporated Semiconductor integrated circuit having low power consumption with self-refresh
JP2007200504A (ja) * 2006-01-30 2007-08-09 Fujitsu Ltd 半導体メモリ、メモリコントローラ及び半導体メモリの制御方法
DE102006020098A1 (de) * 2006-04-29 2007-10-31 Infineon Technologies Ag Speicherschaltung und Verfahren zum Auffrischen von dynamischen Speicherzellen
US7768866B2 (en) * 2006-05-03 2010-08-03 Macronix International Co., Ltd. Method and system for preventing noise disturbance in high speed, low power memory
US7733731B2 (en) 2007-03-05 2010-06-08 Micron Technology, Inc. Control of inputs to a memory device
US7729191B2 (en) * 2007-09-06 2010-06-01 Micron Technology, Inc. Memory device command decoding system and memory device and processor-based system using same
JP2009181666A (ja) * 2008-01-31 2009-08-13 Sony Corp 半導体メモリ装置およびその動作方法
US8130576B2 (en) * 2008-06-30 2012-03-06 Intel Corporation Memory throughput increase via fine granularity of precharge management
KR101666590B1 (ko) * 2009-02-23 2016-10-14 삼성전자 주식회사 글리치 프리 및 파워 세이빙 기능을 갖는 시프트 레지스터 회로
KR20110040538A (ko) * 2009-10-14 2011-04-20 삼성전자주식회사 레이턴시 회로 및 이를 포함하는 반도체 장치
US8436670B2 (en) 2011-01-13 2013-05-07 Micron Technology, Inc. Power supply induced signal jitter compensation
JP2013030245A (ja) * 2011-07-28 2013-02-07 Elpida Memory Inc 情報処理システム
JP2013030246A (ja) 2011-07-28 2013-02-07 Elpida Memory Inc 情報処理システム
JP6072449B2 (ja) * 2012-07-09 2017-02-01 ルネサスエレクトロニクス株式会社 半導体記憶回路及びその動作方法
US9520169B2 (en) * 2013-02-25 2016-12-13 Longitude Semiconductor S.A.R.L. Semiconductor device
WO2016089355A1 (en) 2014-12-01 2016-06-09 Hewlett Packard Enterprise Development Lp Auto-negotiation over extended backplane
KR102248931B1 (ko) * 2014-12-23 2021-05-06 에스케이하이닉스 주식회사 반도체시스템
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US10642512B2 (en) * 2018-09-04 2020-05-05 Micron Technology, Inc. Low-speed memory operation
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Also Published As

Publication number Publication date
EP1610342A1 (de) 2005-12-28
EP1610342B8 (de) 2009-03-04
KR100656217B1 (ko) 2006-12-12
DE60114503D1 (de) 2005-12-08
JP2002015575A (ja) 2002-01-18
EP1150301B1 (de) 2005-11-02
US20010038565A1 (en) 2001-11-08
US6636449B2 (en) 2003-10-21
US20030202414A1 (en) 2003-10-30
EP1406268A2 (de) 2004-04-07
US7064997B2 (en) 2006-06-20
EP1610342B1 (de) 2008-10-29
EP1150301A1 (de) 2001-10-31
US7345942B2 (en) 2008-03-18
US6747906B2 (en) 2004-06-08
EP1406268A3 (de) 2008-05-14
US20070195628A1 (en) 2007-08-23
US7349280B2 (en) 2008-03-25
DE60114503T2 (de) 2006-06-22
JP4201490B2 (ja) 2008-12-24
US20070206431A1 (en) 2007-09-06
US20070201292A1 (en) 2007-08-30
US7304907B2 (en) 2007-12-04
US20060187732A1 (en) 2006-08-24
KR20010100919A (ko) 2001-11-14
US20040196728A1 (en) 2004-10-07
TW588351B (en) 2004-05-21
EP1406268B1 (de) 2012-05-30

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: FUJITSU MICROELECTRONICS LTD., TOKYO, JP

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJITSU SEMICONDUCTOR LTD., YOKOHAMA, KANAGAWA, JP

8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE