FR2694404B1 - Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée. - Google Patents

Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée.

Info

Publication number
FR2694404B1
FR2694404B1 FR9209565A FR9209565A FR2694404B1 FR 2694404 B1 FR2694404 B1 FR 2694404B1 FR 9209565 A FR9209565 A FR 9209565A FR 9209565 A FR9209565 A FR 9209565A FR 2694404 B1 FR2694404 B1 FR 2694404B1
Authority
FR
France
Prior art keywords
cells
measuring
threshold voltages
integrated memory
integrated
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9209565A
Other languages
English (en)
Other versions
FR2694404A1 (fr
Inventor
Olivier Rouy
Gerard Silvestre De Ferron
Rouy Olivier
Silvestre De Ferron Gerard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
SGS Thomson Microelectronics SA
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 SGS Thomson Microelectronics SA filed Critical SGS Thomson Microelectronics SA
Priority to FR9209565A priority Critical patent/FR2694404B1/fr
Publication of FR2694404A1 publication Critical patent/FR2694404A1/fr
Application granted granted Critical
Publication of FR2694404B1 publication Critical patent/FR2694404B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11C16/26—Sensing or reading circuits; Data output circuits
    • G11C16/28—Sensing or reading circuits; Data output circuits using differential sensing or reference cells, e.g. dummy cells
    • 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
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/14—Dummy cell management; Sense reference voltage generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
FR9209565A 1992-07-31 1992-07-31 Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée. Expired - Fee Related FR2694404B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9209565A FR2694404B1 (fr) 1992-07-31 1992-07-31 Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9209565A FR2694404B1 (fr) 1992-07-31 1992-07-31 Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée.

Publications (2)

Publication Number Publication Date
FR2694404A1 FR2694404A1 (fr) 1994-02-04
FR2694404B1 true FR2694404B1 (fr) 1994-09-09

Family

ID=9432537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9209565A Expired - Fee Related FR2694404B1 (fr) 1992-07-31 1992-07-31 Procédé de mesure des tensions de seuil des cellules d'une mémoire intégrée.

Country Status (1)

Country Link
FR (1) FR2694404B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0686979B1 (fr) * 1994-06-10 2001-03-07 STMicroelectronics S.r.l. Dispositif de mémoire défaillant aux pannes, en particulier de type "flash EEPROM"

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253059A (en) * 1979-05-14 1981-02-24 Fairchild Camera & Instrument Corp. EPROM Reliability test circuit
JPS6035760B2 (ja) * 1980-12-18 1985-08-16 富士通株式会社 半導体記憶装置
IT1221018B (it) * 1985-03-28 1990-06-21 Giulio Casagrande Dispositivo per verificare celle di memoria in funzione del salto di soglia ottenibile in fase di scrittura
JPS62114200A (ja) * 1985-11-13 1987-05-25 Mitsubishi Electric Corp 半導体メモリ装置
FR2665792B1 (fr) * 1990-08-08 1993-06-11 Sgs Thomson Microelectronics Memoire integree pourvue de moyens de test ameliores.

Also Published As

Publication number Publication date
FR2694404A1 (fr) 1994-02-04

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Legal Events

Date Code Title Description
ST Notification of lapse