JP7043578B1 - 半導体記憶装置 - Google Patents
半導体記憶装置 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 137
- 238000001514 detection method Methods 0.000 claims abstract description 17
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- 230000000630 rising effect Effects 0.000 description 7
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- 238000009966 trimming Methods 0.000 description 2
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/04—Arrangements for writing information into, or reading information out from, a digital store with means for avoiding disturbances due to temperature effects
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/24—Memory cell safety or protection circuits, e.g. arrangements for preventing inadvertent reading or writing; Status cells; Test cells
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/155—Indicating the presence of voltage
-
- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40615—Internal triggering or timing of refresh, e.g. hidden refresh, self refresh, pseudo-SRAMs
-
- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40626—Temperature related aspects of refresh operations
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- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4074—Power supply or voltage generation circuits, e.g. bias voltage generators, substrate voltage generators, back-up power, power control circuits
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- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4076—Timing circuits
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- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/409—Read-write [R-W] circuits
- G11C11/4096—Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1051—Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
- G11C7/1066—Output synchronization
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
- G11C7/1093—Input synchronization
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- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17724—Structural details of logic blocks
- H03K19/17728—Reconfigurable logic blocks, e.g. lookup tables
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
- G11C2207/22—Control and timing of internal memory operations
- G11C2207/2227—Standby or low power modes
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
- G11C2207/22—Control and timing of internal memory operations
- G11C2207/2254—Calibration
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- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
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- Debugging And Monitoring (AREA)
- Memory System (AREA)
Abstract
Description
図1は、本発明の第1実施形態に係る半導体記憶装置の構成例を示すブロック図である。本実施形態に係る半導体記憶装置は、制御部10と、外部装置(例えば、メモリコントローラ等)との間で信号(例えば、チップセレクト信号、データ信号、データストローブ信号、クロック信号等)の送受信を行うためのインタフェース部(図示省略)と、行列状に配列された複数のメモリセルを有するメモリアレイ(図示省略)と、を備える。制御部10、インタフェース部及びメモリアレイの各々は、専用のハードウェアデバイスや論理回路によって構成されてもよい。
以下、本発明の第2実施形態について説明する。本実施形態の半導体記憶装置は、事前に定義されたコマンドが入力された場合に動作タイミングを制御する点において、第1実施形態と異なっている。以下、第1実施形態と異なる構成について説明する。
以下、本発明の第3実施形態について説明する。本実施形態の半導体記憶装置は、リフレッシュ動作を必要とするメモリを備える場合に、当該メモリのリフレッシュ動作の実行中に半導体記憶装置内の動作タイミングを制御する点において、上記各実施形態と異なっている。以下、上記各実施形態と異なる構成について説明する。
11…パワーアップシーケンス制御部
12…タイミング制御部
13…第1オシレータ
14…リングオシレータ
15…カウンタ
16…ルックアップテーブル
17…タイミング設定部
18…温度センサ
19…第2オシレータ
RINGO…リングオシレータの出力信号
Claims (6)
- 半導体記憶装置であって、
前記半導体記憶装置の温度を検出する温度センサと、
前記半導体記憶装置の電源電圧を検出する電圧検出部と、
電源投入後に前記温度センサによって検出された温度、及び、電源投入後に前記電圧検出部によって検出された電源電圧に応じて、前記半導体記憶装置内の動作タイミングを、所定の基準を満たすように制御する制御部と、を備え、
前記電圧検出部は、前記電源電圧によって動作する所定のリングオシレータから出力された信号のトグル回数に基づいて前記電源電圧を検出する、
半導体記憶装置。 - 前記制御部は、前記半導体記憶装置に電源が投入された場合に実行されるパワーアップシーケンスにおいて前記動作タイミングを制御する、請求項1に記載の半導体記憶装置。
- 前記制御部は、所定のコマンドが前記半導体記憶装置に入力された場合に前記動作タイミングを制御する、請求項1又は2に記載の半導体記憶装置。
- 前記制御部は、前記所定のコマンドが実行される前に前記動作タイミングを制御する、請求項3に記載の半導体記憶装置。
- 前記制御部は、前記半導体記憶装置がリフレッシュ動作を必要とするメモリを備える場合に、前記メモリのリフレッシュ動作の実行中に前記動作タイミングを制御する、請求項1~4の何れかに記載の半導体記憶装置。
- 前記制御部は、前記温度センサによって検出された温度と、前記電圧検出部によって検出された電源電圧と、前記半導体記憶装置内の動作タイミングの遅延量とが対応付けられたルックアップテーブルを用いて、前記動作タイミングを制御する、請求項1~5の何れかに記載の半導体記憶装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020210323A JP7043578B1 (ja) | 2020-12-18 | 2020-12-18 | 半導体記憶装置 |
CN202110295111.XA CN114649009A (zh) | 2020-12-18 | 2021-03-19 | 半导体存储装置 |
US17/362,629 US11488652B2 (en) | 2020-12-18 | 2021-06-29 | Semiconductor memory device to control operating timing based on temperature of the memory device |
KR1020210089337A KR20220088283A (ko) | 2020-12-18 | 2021-07-07 | 반도체 기억장치 |
KR1020230193193A KR20240006481A (ko) | 2020-12-18 | 2023-12-27 | 반도체 기억장치 |
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JP2020210323A JP7043578B1 (ja) | 2020-12-18 | 2020-12-18 | 半導体記憶装置 |
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JP7043578B1 true JP7043578B1 (ja) | 2022-03-29 |
JP2022096995A JP2022096995A (ja) | 2022-06-30 |
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US (1) | US11488652B2 (ja) |
JP (1) | JP7043578B1 (ja) |
KR (2) | KR20220088283A (ja) |
CN (1) | CN114649009A (ja) |
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CN118282361B (zh) * | 2024-05-30 | 2024-09-03 | 珠海凌烟阁芯片科技有限公司 | 延迟优化方法和环形振荡器设计方法、装置、设备、介质 |
Citations (3)
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JP2007133526A (ja) | 2005-11-09 | 2007-05-31 | Juki Corp | メモリコントローラ |
JP2018037129A (ja) | 2016-09-01 | 2018-03-08 | ウィンボンド エレクトロニクス コーポレーション | 半導体記憶装置 |
US20180144781A1 (en) | 2016-11-21 | 2018-05-24 | SK Hynix Inc. | Semiconductor memory device and method for operating the same |
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US5956289A (en) * | 1997-06-17 | 1999-09-21 | Micron Technology, Inc. | Clock signal from an adjustable oscillator for an integrated circuit |
JP2004239760A (ja) * | 2003-02-06 | 2004-08-26 | Sharp Corp | 半導体メモリのセルフイレース・ライト装置および半導体メモリのセルフバーンインテスト方法 |
KR100606896B1 (ko) * | 2004-08-10 | 2006-08-01 | 엘지노텔 주식회사 | 전압 공급 순서 자동 제어 장치 및 방법 |
JP2006187153A (ja) * | 2004-12-28 | 2006-07-13 | Fujitsu Ltd | 半導体集積回路装置、半導体回路、dc−dcコンバータ、dc−dcコンバータの制御回路及びdc−dcコンバータの制御方法 |
US7480588B1 (en) * | 2006-04-19 | 2009-01-20 | Darryl Walker | Semiconductor device having variable parameter selection based on temperature and test method |
KR100847315B1 (ko) * | 2007-02-28 | 2008-07-21 | 삼성전자주식회사 | 셀프 리프레쉬 제어 회로, 이를 포함하는 반도체 메모리장치 및 셀프 리프레쉬 제어 방법 |
KR101001140B1 (ko) * | 2008-11-06 | 2010-12-15 | 주식회사 하이닉스반도체 | 반도체 메모리 소자와 터미네이션 동작 방법 |
KR100976408B1 (ko) * | 2008-11-06 | 2010-08-17 | 주식회사 하이닉스반도체 | 내부전압 발생회로 |
KR20100076771A (ko) * | 2008-12-26 | 2010-07-06 | 주식회사 하이닉스반도체 | 반도체 메모리장치의 내부전압 발생회로 |
CN103021451B (zh) | 2011-09-22 | 2016-03-30 | 复旦大学 | 一种基于阈值电压调节的多级温度控制自刷新存储设备及其方法 |
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JP2022052089A (ja) * | 2020-09-23 | 2022-04-04 | キオクシア株式会社 | メモリシステム及びメモリシステムの制御方法 |
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- 2020-12-18 JP JP2020210323A patent/JP7043578B1/ja active Active
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2021
- 2021-03-19 CN CN202110295111.XA patent/CN114649009A/zh active Pending
- 2021-06-29 US US17/362,629 patent/US11488652B2/en active Active
- 2021-07-07 KR KR1020210089337A patent/KR20220088283A/ko not_active IP Right Cessation
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2023
- 2023-12-27 KR KR1020230193193A patent/KR20240006481A/ko active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007133526A (ja) | 2005-11-09 | 2007-05-31 | Juki Corp | メモリコントローラ |
JP2018037129A (ja) | 2016-09-01 | 2018-03-08 | ウィンボンド エレクトロニクス コーポレーション | 半導体記憶装置 |
US20180144781A1 (en) | 2016-11-21 | 2018-05-24 | SK Hynix Inc. | Semiconductor memory device and method for operating the same |
Also Published As
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US20220199149A1 (en) | 2022-06-23 |
KR20220088283A (ko) | 2022-06-27 |
US11488652B2 (en) | 2022-11-01 |
CN114649009A (zh) | 2022-06-21 |
KR20240006481A (ko) | 2024-01-15 |
JP2022096995A (ja) | 2022-06-30 |
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