TW200746138A - Partitioned random access and read only memory - Google Patents

Partitioned random access and read only memory

Info

Publication number
TW200746138A
TW200746138A TW096102107A TW96102107A TW200746138A TW 200746138 A TW200746138 A TW 200746138A TW 096102107 A TW096102107 A TW 096102107A TW 96102107 A TW96102107 A TW 96102107A TW 200746138 A TW200746138 A TW 200746138A
Authority
TW
Taiwan
Prior art keywords
memory
current
read
random access
inhibiting
Prior art date
Application number
TW096102107A
Other languages
English (en)
Inventor
Romney R Katti
Original Assignee
Honeywell Int Inc
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 Honeywell Int Inc filed Critical Honeywell Int Inc
Publication of TW200746138A publication Critical patent/TW200746138A/zh

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
    • G11C11/005—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
    • 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
    • G11C11/02—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Semiconductor Memories (AREA)
  • Hall/Mr Elements (AREA)
TW096102107A 2006-04-21 2007-01-19 Partitioned random access and read only memory TW200746138A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/409,371 US7746686B2 (en) 2006-04-21 2006-04-21 Partitioned random access and read only memory

Publications (1)

Publication Number Publication Date
TW200746138A true TW200746138A (en) 2007-12-16

Family

ID=38619337

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096102107A TW200746138A (en) 2006-04-21 2007-01-19 Partitioned random access and read only memory

Country Status (5)

Country Link
US (1) US7746686B2 (zh)
EP (1) EP2013879A2 (zh)
JP (1) JP2009534780A (zh)
TW (1) TW200746138A (zh)
WO (1) WO2008005057A2 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7474569B2 (en) * 2006-05-25 2009-01-06 Honeywell International Inc. Two-element magnetic memory cell
US7791978B2 (en) * 2008-02-01 2010-09-07 International Business Machines Corporation Design structure of implementing power savings during addressing of DRAM architectures
US7492662B2 (en) * 2007-03-21 2009-02-17 International Business Machines Corporation Structure and method of implementing power savings during addressing of DRAM architectures
US7800936B2 (en) * 2008-07-07 2010-09-21 Lsi Logic Corporation Latch-based random access memory
US20100271018A1 (en) * 2009-04-24 2010-10-28 Seagate Technology Llc Sensors for minute magnetic fields
US8910017B2 (en) 2012-07-02 2014-12-09 Sandisk Technologies Inc. Flash memory with random partition

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5756366A (en) 1995-12-21 1998-05-26 Honeywell Inc. Magnetic hardening of bit edges of magnetoresistive RAM
US5818771A (en) * 1996-09-30 1998-10-06 Hitachi, Ltd. Semiconductor memory device
KR100230393B1 (ko) * 1996-12-05 1999-11-15 윤종용 반도체 메모리장치
US6052327A (en) * 1997-10-14 2000-04-18 Altera Corporation Dual-port programmable logic device variable depth and width memory array
US6269027B1 (en) 1998-04-14 2001-07-31 Honeywell, Inc. Non-volatile storage latch
US6455177B1 (en) 1999-10-05 2002-09-24 Seagate Technology Llc Stabilization of GMR devices
US6178111B1 (en) 1999-12-07 2001-01-23 Honeywell Inc. Method and apparatus for writing data states to non-volatile storage devices
JP2001283594A (ja) * 2000-03-29 2001-10-12 Sharp Corp 不揮発性半導体記憶装置
JP3741258B2 (ja) * 2000-03-31 2006-02-01 シャープ株式会社 半導体記憶装置およびその救済方法
US6493258B1 (en) 2000-07-18 2002-12-10 Micron Technology, Inc. Magneto-resistive memory array
US6693824B2 (en) * 2002-06-28 2004-02-17 Motorola, Inc. Circuit and method of writing a toggle memory
KR100532442B1 (ko) * 2003-06-17 2005-11-30 삼성전자주식회사 데이터 처리방법 및 데이터 처리장치
KR100558486B1 (ko) * 2003-07-14 2006-03-07 삼성전자주식회사 비휘발성 반도체 메모리 장치 및 이 장치의 원 타임프로그래밍 제어방법
US6859388B1 (en) 2003-09-05 2005-02-22 Freescale Semiconductor, Inc. Circuit for write field disturbance cancellation in an MRAM and method of operation
US6842365B1 (en) 2003-09-05 2005-01-11 Freescale Semiconductor, Inc. Write driver for a magnetoresistive memory
US7068531B2 (en) 2004-01-10 2006-06-27 Honeywell International Inc. Bias-adjusted magnetoresistive devices for magnetic random access memory (MRAM) applications
US7362644B2 (en) * 2005-12-20 2008-04-22 Magic Technologies, Inc. Configurable MRAM and method of configuration

Also Published As

Publication number Publication date
JP2009534780A (ja) 2009-09-24
WO2008005057A2 (en) 2008-01-10
US7746686B2 (en) 2010-06-29
EP2013879A2 (en) 2009-01-14
WO2008005057A3 (en) 2008-07-17
US20070247897A1 (en) 2007-10-25

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