IT8049575A0 - Perfezionamento nei sistemi di memoria statici ad accesso casuale nonvolatili - Google Patents

Perfezionamento nei sistemi di memoria statici ad accesso casuale nonvolatili

Info

Publication number
IT8049575A0
IT8049575A0 IT8049575A IT4957580A IT8049575A0 IT 8049575 A0 IT8049575 A0 IT 8049575A0 IT 8049575 A IT8049575 A IT 8049575A IT 4957580 A IT4957580 A IT 4957580A IT 8049575 A0 IT8049575 A0 IT 8049575A0
Authority
IT
Italy
Prior art keywords
improvement
random access
access memory
static random
memory systems
Prior art date
Application number
IT8049575A
Other languages
English (en)
Other versions
IT1188950B (it
IT8049575A1 (it
Inventor
William Henry Owen
Richard Thomas Simko
Wallace Edward Tchon
Original Assignee
Xicor Inc Societa Dello Stato
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
Priority claimed from US06/071,499 external-priority patent/US4263664A/en
Priority claimed from US06/071,498 external-priority patent/US4326134A/en
Application filed by Xicor Inc Societa Dello Stato filed Critical Xicor Inc Societa Dello Stato
Publication of IT8049575A0 publication Critical patent/IT8049575A0/it
Publication of IT8049575A1 publication Critical patent/IT8049575A1/it
Application granted granted Critical
Publication of IT1188950B publication Critical patent/IT1188950B/it

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
    • G11C16/30—Power supply circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C14/00—Digital stores characterised by arrangements of cells having volatile and non-volatile storage properties for back-up when the power is down
    • 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
    • G11C5/145—Applications of charge pumps; Boosted voltage circuits; Clamp circuits therefor
    • 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
    • H01L27/0203—Particular design considerations for integrated circuits
    • H01L27/0214—Particular design considerations for integrated circuits for internal polarisation, e.g. I2L
    • H01L27/0218—Particular design considerations for integrated circuits for internal polarisation, e.g. I2L of field effect structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H01L29/70—Bipolar devices
    • H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
    • H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
    • H01L29/7391—Gated diode structures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/02—Generating pulses having essentially a finite slope or stepped portions having stepped portions, e.g. staircase waveform

Landscapes

  • Power Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Ceramic Engineering (AREA)
  • Static Random-Access Memory (AREA)
  • Dram (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Non-Volatile Memory (AREA)
  • Semiconductor Memories (AREA)
IT49575/80A 1979-08-31 1980-08-29 Perfezionamento nei sistemi di memoria statici ad accesso casuale non volatili IT1188950B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/071,499 US4263664A (en) 1979-08-31 1979-08-31 Nonvolatile static random access memory system
US06/071,498 US4326134A (en) 1979-08-31 1979-08-31 Integrated rise-time regulated voltage generator systems

Publications (3)

Publication Number Publication Date
IT8049575A0 true IT8049575A0 (it) 1980-08-29
IT8049575A1 IT8049575A1 (it) 1982-03-01
IT1188950B IT1188950B (it) 1988-01-28

Family

ID=26752295

Family Applications (2)

Application Number Title Priority Date Filing Date
IT49574/80A IT1143098B (it) 1979-08-31 1980-08-29 Perfezionamento nei sistemi elettronici a circuito integrato generatori di tensione con tempo di salita regolato
IT49575/80A IT1188950B (it) 1979-08-31 1980-08-29 Perfezionamento nei sistemi di memoria statici ad accesso casuale non volatili

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT49574/80A IT1143098B (it) 1979-08-31 1980-08-29 Perfezionamento nei sistemi elettronici a circuito integrato generatori di tensione con tempo di salita regolato

Country Status (3)

Country Link
GB (3) GB2061045B (it)
IT (2) IT1143098B (it)
NL (2) NL8004857A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488060A (en) * 1979-01-24 1984-12-11 Xicor, Inc. High voltage ramp rate control systems
JPS57192067A (en) * 1981-05-22 1982-11-26 Hitachi Ltd Erasable and programmable read only memory unit
US4481566A (en) * 1983-04-04 1984-11-06 International Business Machines Corporation On chip charge trap compensated high voltage converter
IT1215224B (it) * 1983-08-04 1990-01-31 Ates Componenti Elettron Microcalcolatore a struttura integrata munito di memoria ram non volatile.
JPS61117915A (ja) * 1984-11-13 1986-06-05 Fujitsu Ltd 遅延回路
JPS63290159A (ja) * 1987-05-20 1988-11-28 Matsushita Electric Ind Co Ltd 昇圧回路
JP2645417B2 (ja) * 1987-09-19 1997-08-25 富士通株式会社 不揮発性メモリ装置
NL8800287A (nl) * 1988-02-08 1989-09-01 Philips Nv Geheugenschakeling met een uitwisbaar programmeerbaar geheugen, generator voor het opwekken van een programmeerspanning voor het geheugen, spanningsregelaar en flankregelaar, beide geschikt voor toepassing in de generator, en een diode-element.
FR2776838B1 (fr) * 1998-03-26 2003-06-13 Sgs Thomson Microelectronics Procede de fabrication d'une diode de type zener a seuil variable

Also Published As

Publication number Publication date
NL8004852A (nl) 1981-03-03
GB2058502B (en) 1984-02-08
IT1188950B (it) 1988-01-28
NL8004857A (nl) 1981-03-03
GB2061045A (en) 1981-05-07
IT8049575A1 (it) 1982-03-01
GB2058502A (en) 1981-04-08
GB2061045B (en) 1984-06-20
GB2125215B (en) 1984-08-22
IT8049574A0 (it) 1980-08-29
IT1143098B (it) 1986-10-22
GB8302987D0 (en) 1983-03-09
GB2125215A (en) 1984-02-29

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