CA1143477A - Static memory cell and memory constructed from such cells - Google Patents
Static memory cell and memory constructed from such cellsInfo
- Publication number
- CA1143477A CA1143477A CA000359440A CA359440A CA1143477A CA 1143477 A CA1143477 A CA 1143477A CA 000359440 A CA000359440 A CA 000359440A CA 359440 A CA359440 A CA 359440A CA 1143477 A CA1143477 A CA 1143477A
- Authority
- CA
- Canada
- Prior art keywords
- transistor
- zone
- conductivity type
- island
- collector
- 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
Links
- 230000015654 memory Effects 0.000 title claims abstract description 25
- 230000003068 static effect Effects 0.000 title claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 37
- 239000004065 semiconductor Substances 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000002800 charge carrier Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 241000905957 Channa melasoma Species 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 238000010187 selection method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/411—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using bipolar transistors only
- G11C11/4116—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using bipolar transistors only with at least one cell access via separately connected emittors of said transistors or via multiple emittors, e.g. T2L, ECL
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/10—SRAM devices comprising bipolar components
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/60—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D10/00 or H10D18/00, e.g. integration of BJTs
- H10D84/611—Combinations of BJTs and one or more of diodes, resistors or capacitors
- H10D84/613—Combinations of vertical BJTs and one or more of diodes, resistors or capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Semiconductor Memories (AREA)
- Static Random-Access Memory (AREA)
- Bipolar Transistors (AREA)
- Bipolar Integrated Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7906752,A NL186934C (nl) | 1979-09-11 | 1979-09-11 | Statische bipolaire geheugencel. |
| NL7906752 | 1979-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1143477A true CA1143477A (en) | 1983-03-22 |
Family
ID=19833819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000359440A Expired CA1143477A (en) | 1979-09-11 | 1980-09-02 | Static memory cell and memory constructed from such cells |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4388636A (OSRAM) |
| JP (1) | JPS5826182B2 (OSRAM) |
| AU (1) | AU538551B2 (OSRAM) |
| CA (1) | CA1143477A (OSRAM) |
| DE (1) | DE3033731C2 (OSRAM) |
| FR (1) | FR2465294A1 (OSRAM) |
| GB (1) | GB2058453B (OSRAM) |
| IT (1) | IT1132700B (OSRAM) |
| NL (1) | NL186934C (OSRAM) |
| SE (1) | SE449937B (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL186934C (nl) | 1979-09-11 | 1991-04-02 | Philips Nv | Statische bipolaire geheugencel. |
| EP0090665B1 (en) * | 1982-03-30 | 1989-05-31 | Fujitsu Limited | Semiconductor memory device |
| JPS59141600U (ja) * | 1983-03-14 | 1984-09-21 | 日立造船富岡機械株式会社 | 抄紙機の紙の水分調節装置 |
| US4956688A (en) * | 1984-10-29 | 1990-09-11 | Hitachi, Ltd. | Radiation resistant bipolar memory |
| JPS6259977U (OSRAM) * | 1985-10-03 | 1987-04-14 | ||
| US5177584A (en) * | 1988-04-11 | 1993-01-05 | Hitachi, Ltd. | Semiconductor integrated circuit device having bipolar memory, and method of manufacturing the same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4032902A (en) * | 1975-10-30 | 1977-06-28 | Fairchild Camera And Instrument Corporation | An improved semiconductor memory cell circuit and structure |
| FR2413782A1 (fr) * | 1977-12-30 | 1979-07-27 | Radiotechnique Compelec | Element de circuit integre destine aux memoires bipolaires a isolement lateral par oxyde |
| JPS6057707B2 (ja) * | 1978-01-25 | 1985-12-16 | 株式会社日立製作所 | 記憶回路 |
| US4257059A (en) * | 1978-12-20 | 1981-03-17 | Fairchild Camera And Instrument Corp. | Inverse transistor coupled memory cell |
| NL186934C (nl) | 1979-09-11 | 1991-04-02 | Philips Nv | Statische bipolaire geheugencel. |
-
1979
- 1979-09-11 NL NLAANVRAGE7906752,A patent/NL186934C/xx not_active IP Right Cessation
-
1980
- 1980-08-28 US US06/182,260 patent/US4388636A/en not_active Expired - Lifetime
- 1980-09-02 CA CA000359440A patent/CA1143477A/en not_active Expired
- 1980-09-08 IT IT24530/80A patent/IT1132700B/it active
- 1980-09-08 SE SE8006225A patent/SE449937B/sv not_active IP Right Cessation
- 1980-09-08 GB GB8028935A patent/GB2058453B/en not_active Expired
- 1980-09-08 AU AU62118/80A patent/AU538551B2/en not_active Ceased
- 1980-09-08 DE DE3033731A patent/DE3033731C2/de not_active Expired
- 1980-09-09 JP JP55124127A patent/JPS5826182B2/ja not_active Expired
- 1980-09-10 FR FR8019528A patent/FR2465294A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL186934B (nl) | 1990-11-01 |
| NL186934C (nl) | 1991-04-02 |
| GB2058453A (en) | 1981-04-08 |
| JPS5647991A (en) | 1981-04-30 |
| JPS5826182B2 (ja) | 1983-06-01 |
| SE449937B (sv) | 1987-05-25 |
| GB2058453B (en) | 1983-07-06 |
| DE3033731C2 (de) | 1985-05-30 |
| FR2465294B1 (OSRAM) | 1985-02-15 |
| SE8006225L (sv) | 1981-03-12 |
| US4388636A (en) | 1983-06-14 |
| NL7906752A (nl) | 1981-03-13 |
| IT8024530A0 (it) | 1980-09-08 |
| AU538551B2 (en) | 1984-08-16 |
| AU6211880A (en) | 1981-03-19 |
| DE3033731A1 (de) | 1981-03-26 |
| FR2465294A1 (fr) | 1981-03-20 |
| IT1132700B (it) | 1986-07-02 |
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| JPS6024591B2 (ja) | 静電誘導トランジスタ読み出し専用記憶装置 | |
| JPS63157467A (ja) | ヘテロ接合バイポ−ラトランジスタ | |
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| JPH0425707B2 (OSRAM) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |