TWI366833B - Memory system and configurable sense amplifier - Google Patents

Memory system and configurable sense amplifier

Info

Publication number
TWI366833B
TWI366833B TW093124961A TW93124961A TWI366833B TW I366833 B TWI366833 B TW I366833B TW 093124961 A TW093124961 A TW 093124961A TW 93124961 A TW93124961 A TW 93124961A TW I366833 B TWI366833 B TW I366833B
Authority
TW
Taiwan
Prior art keywords
sense amplifier
memory system
configurable sense
configurable
amplifier
Prior art date
Application number
TW093124961A
Other languages
English (en)
Other versions
TW200519965A (en
Inventor
Hieu Van Tran
Hung Q Nguyen
Vishal Sarin
Loc B Hoang
Isao Nojima
Original Assignee
Silicon Storage Tech 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 Silicon Storage Tech Inc filed Critical Silicon Storage Tech Inc
Publication of TW200519965A publication Critical patent/TW200519965A/zh
Application granted granted Critical
Publication of TWI366833B publication Critical patent/TWI366833B/zh

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory 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
    • G11C11/56—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
    • G11C11/5621—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 charge storage in a floating gate
    • G11C11/5642—Sensing or reading circuits; Data output circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
    • G11C15/04—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
    • G11C15/04—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements
    • G11C15/046—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements using non-volatile storage elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/26—Sensing or reading circuits; Data output circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C2211/56—Indexing scheme relating to G11C11/56 and sub-groups for features not covered by these groups
    • G11C2211/564—Miscellaneous aspects
    • G11C2211/5641—Multilevel memory having cells with different number of storage levels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Read Only Memory (AREA)
  • Storage Device Security (AREA)
TW093124961A 2003-09-09 2004-08-19 Memory system and configurable sense amplifier TWI366833B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/659,226 US7019998B2 (en) 2003-09-09 2003-09-09 Unified multilevel cell memory

Publications (2)

Publication Number Publication Date
TW200519965A TW200519965A (en) 2005-06-16
TWI366833B true TWI366833B (en) 2012-06-21

Family

ID=34226940

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093124961A TWI366833B (en) 2003-09-09 2004-08-19 Memory system and configurable sense amplifier

Country Status (3)

Country Link
US (3) US7019998B2 (zh)
CN (3) CN1595527B (zh)
TW (1) TWI366833B (zh)

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Also Published As

Publication number Publication date
CN104064214B (zh) 2017-04-12
US7336516B2 (en) 2008-02-26
CN1595527A (zh) 2005-03-16
CN104064214A (zh) 2014-09-24
CN102543169A (zh) 2012-07-04
CN102543169B (zh) 2016-03-30
US20050201151A1 (en) 2005-09-15
US20050052934A1 (en) 2005-03-10
US20060044881A1 (en) 2006-03-02
US7019998B2 (en) 2006-03-28
CN1595527B (zh) 2012-04-18
US7212459B2 (en) 2007-05-01
TW200519965A (en) 2005-06-16

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