JP7211273B2 - 半導体記憶装置 - Google Patents
半導体記憶装置 Download PDFInfo
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- JP7211273B2 JP7211273B2 JP2019111966A JP2019111966A JP7211273B2 JP 7211273 B2 JP7211273 B2 JP 7211273B2 JP 2019111966 A JP2019111966 A JP 2019111966A JP 2019111966 A JP2019111966 A JP 2019111966A JP 7211273 B2 JP7211273 B2 JP 7211273B2
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- 239000004065 semiconductor Substances 0.000 title claims description 92
- 238000003860 storage Methods 0.000 title description 5
- 230000015654 memory Effects 0.000 claims description 218
- 239000010410 layer Substances 0.000 description 22
- 230000014759 maintenance of location Effects 0.000 description 13
- 230000006870 function Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005294 ferromagnetic effect Effects 0.000 description 3
- 230000005291 magnetic effect Effects 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Classifications
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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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1675—Writing or programming circuits or methods
-
- 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
- G11C11/005—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor comprising combined but independently operative RAM-ROM, RAM-PROM, RAM-EPROM cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
-
- 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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
-
- 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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1673—Reading or sensing circuits or methods
-
- 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
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5607—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using magnetic storage elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/10—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration
- H01L27/105—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration including field-effect components
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Hall/Mr Elements (AREA)
- Memory System (AREA)
Description
次に、半導体記憶装置のその他の実施形態について説明する。
以下、上記において説明した半導体記憶装置の概要について説明する。
20:半導体記憶装置
21:第1磁気抵抗メモリ
22:第2磁気抵抗メモリ
30:メモリセル
40:ロジック部
41:対象ロジック部
50:演算回路
Claims (3)
- 1つのロジック部である対象ロジック部によりアクセスされる2種類の磁気抵抗メモリである、第1磁気抵抗メモリと第2磁気抵抗メモリとを備え、
前記対象ロジック部と前記第1磁気抵抗メモリと前記第2磁気抵抗メモリとが1つの半導体チップに形成され、
前記第1磁気抵抗メモリは、前記第2磁気抵抗メモリよりも保磁力が大きく、
前記第1磁気抵抗メモリには、前記対象ロジック部の動作プログラムを含む設定データが記憶され、
前記第2磁気抵抗メモリには、前記対象ロジック部による演算結果を含むワークデータが記憶され、
前記対象ロジック部は、前記動作プログラムに従った演算処理を行う演算回路を備え、
前記第2磁気抵抗メモリは、前記第1磁気抵抗メモリよりも前記演算回路に近い位置に配置され、
前記第1磁気抵抗メモリ及び前記第2磁気抵抗メモリは、前記対象ロジック部に対して、前記半導体チップの厚さ方向の一方側である表側に配置され、
前記第2磁気抵抗メモリの少なくとも一部は、前記厚さ方向に沿った方向視で、前記演算回路と重複する位置に配置されている、半導体記憶装置。 - 前記厚さ方向に対して直交する方向を直交方向として、前記半導体チップの前記表側において、前記第1磁気抵抗メモリは、前記第2磁気抵抗メモリとは前記直交方向の異なる位置に配置され、
前記対象ロジック部は、第1回路と第2回路とを備え、
前記半導体チップの前記表側とは反対側の裏側において、前記第1回路及び前記第2回路は、前記演算回路とは前記直交方向の異なる位置に配置され、
前記第1磁気抵抗メモリの少なくとも一部は、前記厚さ方向に沿った方向視で、前記第1回路又は前記第2回路と重複する位置に配置されている、請求項1に記載の半導体記憶装置。 - 前記第1磁気抵抗メモリを構成するメモリセルの体積が、前記第2磁気抵抗メモリを構成するメモリセルの体積よりも大きい、請求項1又は2に記載の半導体記憶装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019111966A JP7211273B2 (ja) | 2019-06-17 | 2019-06-17 | 半導体記憶装置 |
CN201980096069.XA CN113795935A (zh) | 2019-06-17 | 2019-12-11 | 半导体存储装置 |
PCT/JP2019/048379 WO2020255448A1 (ja) | 2019-06-17 | 2019-12-11 | 半導体記憶装置 |
US17/439,623 US20220157362A1 (en) | 2019-06-17 | 2019-12-11 | Semiconductor storage device |
KR1020217040960A KR102578013B1 (ko) | 2019-06-17 | 2019-12-11 | 반도체 기억 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019111966A JP7211273B2 (ja) | 2019-06-17 | 2019-06-17 | 半導体記憶装置 |
Publications (2)
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JP2020205329A JP2020205329A (ja) | 2020-12-24 |
JP7211273B2 true JP7211273B2 (ja) | 2023-01-24 |
Family
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JP2019111966A Active JP7211273B2 (ja) | 2019-06-17 | 2019-06-17 | 半導体記憶装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220157362A1 (ja) |
JP (1) | JP7211273B2 (ja) |
KR (1) | KR102578013B1 (ja) |
CN (1) | CN113795935A (ja) |
WO (1) | WO2020255448A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022181808A (ja) | 2021-05-27 | 2022-12-08 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
WO2024101120A1 (ja) * | 2022-11-07 | 2024-05-16 | ソニーセミコンダクタソリューションズ株式会社 | 記憶装置、電子機器及び記憶装置の制御方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050063221A1 (en) | 2003-09-24 | 2005-03-24 | Sony Corporation | Magnetic storage device, writing method for magnetic storage device and manufacturing method for magnetic storage device |
WO2009110537A1 (ja) | 2008-03-07 | 2009-09-11 | 日本電気株式会社 | Mram混載システム |
WO2011037143A1 (ja) | 2009-09-28 | 2011-03-31 | 日本電気株式会社 | 磁気メモリ |
US20120002466A1 (en) | 2010-06-30 | 2012-01-05 | Sony Corporation | Storage apparatus |
US20160267957A1 (en) | 2015-03-11 | 2016-09-15 | Qualcomm Incorporated | Multi-bit spin torque transfer magnetoresistive random access memory with sub-arrays |
US20190066746A1 (en) | 2017-08-28 | 2019-02-28 | Qualcomm Incorporated | VARYING ENERGY BARRIERS OF MAGNETIC TUNNEL JUNCTIONS (MTJs) IN DIFFERENT MAGNETO-RESISTIVE RANDOM ACCESS MEMORY (MRAM) ARRAYS IN A SEMICONDUCTOR DIE TO FACILITATE USE OF MRAM FOR DIFFERENT MEMORY APPLICATIONS |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004363527A (ja) * | 2003-04-11 | 2004-12-24 | Toshiba Corp | 磁気記憶装置、データ複写装置、データ複写システム、データ複写プログラム、及びデータ複写方法 |
JP2006135292A (ja) * | 2004-10-08 | 2006-05-25 | Toshiba Corp | 磁気抵抗効果素子 |
JP4745414B2 (ja) * | 2009-03-30 | 2011-08-10 | 株式会社東芝 | 磁気抵抗素子及び磁気メモリ |
KR20130008929A (ko) * | 2011-07-13 | 2013-01-23 | 에스케이하이닉스 주식회사 | 개선된 자성층의 두께 마진을 갖는 자기 메모리 디바이스 |
JP6414497B2 (ja) | 2015-03-25 | 2018-10-31 | アイシン・エィ・ダブリュ株式会社 | メモリコントローラ |
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2019
- 2019-06-17 JP JP2019111966A patent/JP7211273B2/ja active Active
- 2019-12-11 CN CN201980096069.XA patent/CN113795935A/zh active Pending
- 2019-12-11 WO PCT/JP2019/048379 patent/WO2020255448A1/ja active Application Filing
- 2019-12-11 KR KR1020217040960A patent/KR102578013B1/ko active IP Right Grant
- 2019-12-11 US US17/439,623 patent/US20220157362A1/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050063221A1 (en) | 2003-09-24 | 2005-03-24 | Sony Corporation | Magnetic storage device, writing method for magnetic storage device and manufacturing method for magnetic storage device |
JP2005101123A (ja) | 2003-09-24 | 2005-04-14 | Sony Corp | 磁気記憶装置、磁気記憶装置の書き込み方法および磁気記憶装置の製造方法 |
WO2009110537A1 (ja) | 2008-03-07 | 2009-09-11 | 日本電気株式会社 | Mram混載システム |
WO2011037143A1 (ja) | 2009-09-28 | 2011-03-31 | 日本電気株式会社 | 磁気メモリ |
US20120002466A1 (en) | 2010-06-30 | 2012-01-05 | Sony Corporation | Storage apparatus |
JP2012014787A (ja) | 2010-06-30 | 2012-01-19 | Sony Corp | 記憶装置 |
US20160267957A1 (en) | 2015-03-11 | 2016-09-15 | Qualcomm Incorporated | Multi-bit spin torque transfer magnetoresistive random access memory with sub-arrays |
US20190066746A1 (en) | 2017-08-28 | 2019-02-28 | Qualcomm Incorporated | VARYING ENERGY BARRIERS OF MAGNETIC TUNNEL JUNCTIONS (MTJs) IN DIFFERENT MAGNETO-RESISTIVE RANDOM ACCESS MEMORY (MRAM) ARRAYS IN A SEMICONDUCTOR DIE TO FACILITATE USE OF MRAM FOR DIFFERENT MEMORY APPLICATIONS |
WO2019046197A1 (en) | 2017-08-28 | 2019-03-07 | Qualcomm Incorporated | SEMICONDUCTOR CHIP HAVING DIFFERENT MAGNETIC TUNNEL EFFECT JUNCTIONS IN DIFFERENT MAGNETO-RESISTIVE RAM MEMORY NETWORKS |
Also Published As
Publication number | Publication date |
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KR20220008327A (ko) | 2022-01-20 |
US20220157362A1 (en) | 2022-05-19 |
WO2020255448A1 (ja) | 2020-12-24 |
JP2020205329A (ja) | 2020-12-24 |
CN113795935A (zh) | 2021-12-14 |
KR102578013B1 (ko) | 2023-09-14 |
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