JP6538629B2 - 半導体記憶装置 - Google Patents
半導体記憶装置 Download PDFInfo
- Publication number
- JP6538629B2 JP6538629B2 JP2016173984A JP2016173984A JP6538629B2 JP 6538629 B2 JP6538629 B2 JP 6538629B2 JP 2016173984 A JP2016173984 A JP 2016173984A JP 2016173984 A JP2016173984 A JP 2016173984A JP 6538629 B2 JP6538629 B2 JP 6538629B2
- Authority
- JP
- Japan
- Prior art keywords
- potential
- control signal
- memory device
- semiconductor memory
- circuit
- 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
Images
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
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/413—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction
- G11C11/417—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction for memory cells of the field-effect type
-
- 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
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/412—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using field-effect transistors only
-
- 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
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/413—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction
- G11C11/417—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction for memory cells of the field-effect type
- G11C11/419—Read-write [R-W] circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/147—Voltage reference generators, voltage or current regulators; Internally lowered supply levels; Compensation for voltage drops
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management
- G11C7/222—Clock generating, synchronizing or distributing circuits within memory device
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/08—Word line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, for word lines
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Static Random-Access Memory (AREA)
Description
図1は、第1実施形態の半導体記憶装置の構造を示す模式図である。図1は、SRAMを備える半導体記憶装置を示している。
図7は、第2実施形態の半導体記憶装置の構造を示す模式図である。
3:電位生成回路、3a:スイッチ、3b:ダイオード、
4:検出回路、4a:センスアンプ、5:検出タイミング設定回路
Claims (6)
- メモリセルと、前記メモリセルに接続されたワード線と、前記メモリセルに接続されたビット線と、を有するセルアレイと、
前記セルアレイ内の前記メモリセルに印加される電位を生成する電位生成回路と、
前記電位に基づいて、前記ワード線上のパルス電圧のパルス幅を制御する制御信号を出力する制御信号出力回路と、
前記制御信号の値に基づいて前記パルス幅を調整することで、前記パルス電圧の発生中に生じる前記ビット線上の電圧の振幅を制御するパルス幅調整回路と、
を備える半導体記憶装置。 - 前記電位生成回路は、並列接続されたダイオードおよびスイッチを有する、請求項1に記載の半導体記憶装置。
- 前記電位生成回路は、前記電位としてフローティング電位を生成する、請求項1または2に記載の半導体記憶装置。
- 前記制御信号出力回路は、前記電位が所定電位に到達した場合に、前記制御信号の値を変化させて前記パルス幅を変更する、請求項1から3のいずれか1項に記載の半導体記憶装置。
- 前記セルアレイは、電源線と接地線との間に設けられており、
前記電位生成回路は、前記セルアレイと前記接地線との間に設けられている、
請求項1から4のいずれか1項に記載の半導体記憶装置。 - 前記制御信号出力回路が前記電位を検出するタイミングを設定する検出タイミング設定回路をさらに備え、
前記制御信号出力回路は、前記検出タイミング設定回路により設定されたタイミングに前記電位を検出する、請求項1から5のいずれか1項に記載の半導体記憶装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016173984A JP6538629B2 (ja) | 2016-09-06 | 2016-09-06 | 半導体記憶装置 |
US15/447,040 US10056133B2 (en) | 2016-09-06 | 2017-03-01 | Semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016173984A JP6538629B2 (ja) | 2016-09-06 | 2016-09-06 | 半導体記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018041519A JP2018041519A (ja) | 2018-03-15 |
JP6538629B2 true JP6538629B2 (ja) | 2019-07-03 |
Family
ID=61280908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016173984A Active JP6538629B2 (ja) | 2016-09-06 | 2016-09-06 | 半導体記憶装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10056133B2 (ja) |
JP (1) | JP6538629B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10522218B2 (en) * | 2017-11-15 | 2019-12-31 | Samsung Electronics Co., Ltd. | Methods and apparatuses to reduce power dissipation in a static random access memory (SRAM) device |
CN111128264B (zh) * | 2019-12-05 | 2021-08-06 | 海光信息技术股份有限公司 | 字线脉冲电路、字线脉冲侦测方法、读方法、芯片及设备 |
US12068024B2 (en) * | 2022-04-30 | 2024-08-20 | Ceremorphic, Inc. | Address dependent wordline timing in asynchronous static random access memory |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000339969A (ja) * | 1999-05-24 | 2000-12-08 | Hitachi Ltd | 半導体記憶装置 |
US6611451B1 (en) * | 2002-06-28 | 2003-08-26 | Texas Instruments Incorporated | Memory array and wordline driver supply voltage differential in standby |
JP5144219B2 (ja) * | 2007-11-07 | 2013-02-13 | パナソニック株式会社 | 半導体記憶装置 |
JP5197241B2 (ja) | 2008-09-01 | 2013-05-15 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US8045402B2 (en) | 2009-06-29 | 2011-10-25 | Arm Limited | Assisting write operations to data storage cells |
KR101716714B1 (ko) * | 2010-04-01 | 2017-03-16 | 삼성전자주식회사 | 클럭 신호에 동기하는 반도체 메모리 장치 |
JP5777991B2 (ja) | 2011-09-22 | 2015-09-16 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US9324392B1 (en) * | 2014-10-23 | 2016-04-26 | Arm Limited | Memory device and method of performing a write operation in a memory device |
US9697877B2 (en) * | 2015-02-05 | 2017-07-04 | The Board Of Trustees Of The University Of Illinois | Compute memory |
-
2016
- 2016-09-06 JP JP2016173984A patent/JP6538629B2/ja active Active
-
2017
- 2017-03-01 US US15/447,040 patent/US10056133B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10056133B2 (en) | 2018-08-21 |
US20180068709A1 (en) | 2018-03-08 |
JP2018041519A (ja) | 2018-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10665271B2 (en) | Driving circuit, semiconductor device including the same, and control method of the driving circuit | |
JP4660280B2 (ja) | 半導体記憶装置 | |
KR100543659B1 (ko) | 내부전압 생성용 액티브 드라이버 | |
JP6195393B1 (ja) | 出力回路 | |
US9589657B2 (en) | Internal power supply voltage auxiliary circuit, semiconductor memory device and semiconductor device | |
US5382847A (en) | Output buffer circuits including voltage compensation | |
TW201906268A (zh) | 電源保護電路 | |
JP6538629B2 (ja) | 半導体記憶装置 | |
US9209797B2 (en) | Semiconductor device | |
US20130162342A1 (en) | Reference voltage generator of semiconductor integrated circuit | |
KR0173934B1 (ko) | 내부전원전압 공급장치 | |
US10001801B2 (en) | Voltage providing circuit | |
JP6370649B2 (ja) | データ読出し回路 | |
KR102315578B1 (ko) | 메모리 스토리지 시스템용 래치-업 방지 회로 | |
KR19990007065A (ko) | 데이터 비트의 파괴없이 입/출력 마스킹 기능을 갖는 반도체 메모리 장치 | |
CN110838316B (zh) | 芯片外驱动器 | |
US8531895B2 (en) | Current control circuit | |
US8456216B2 (en) | Level shifter | |
KR20080011974A (ko) | 반도체 메모리 장치의 출력 구동회로 및 출력 구동방법 | |
KR102214629B1 (ko) | 오프 칩 드라이버 | |
JP6743095B2 (ja) | オフチップドライバ | |
JP6841717B2 (ja) | 半導体装置 | |
KR100618695B1 (ko) | 메모리 장치의 비트라인 선택신호 발생 장치 | |
JP4380455B2 (ja) | 出力ドライバ回路及び半導体ic | |
JP5052113B2 (ja) | 半導体集積回路装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180828 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20190225 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190402 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190404 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190507 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190606 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6538629 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |