GB1456608A - Read only memory - Google Patents
Read only memoryInfo
- Publication number
- GB1456608A GB1456608A GB2220074A GB2220074A GB1456608A GB 1456608 A GB1456608 A GB 1456608A GB 2220074 A GB2220074 A GB 2220074A GB 2220074 A GB2220074 A GB 2220074A GB 1456608 A GB1456608 A GB 1456608A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gate
- array
- bit
- charge
- lines
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
- G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
- G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
Landscapes
- Read Only Memory (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39142573A | 1973-08-23 | 1973-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1456608A true GB1456608A (en) | 1976-11-24 |
Family
ID=23546533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2220074A Expired GB1456608A (en) | 1973-08-23 | 1974-05-17 | Read only memory |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5710513B2 (xx) |
BE (1) | BE819134A (xx) |
CA (1) | CA1042550A (xx) |
CH (1) | CH565429A5 (xx) |
DE (1) | DE2439986C3 (xx) |
FR (1) | FR2241845B1 (xx) |
GB (1) | GB1456608A (xx) |
IT (1) | IT1015218B (xx) |
NL (1) | NL7409643A (xx) |
SE (1) | SE400846B (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025908A (en) * | 1975-06-24 | 1977-05-24 | International Business Machines Corporation | Dynamic array with clamped bootstrap static input/output circuitry |
JPS5341968A (en) * | 1976-09-29 | 1978-04-15 | Hitachi Ltd | Semiconductor circuit |
US4151603A (en) * | 1977-10-31 | 1979-04-24 | International Business Machines Corporation | Precharged FET ROS array |
DE2855744C3 (de) * | 1978-12-22 | 1982-02-18 | Siemens AG, 1000 Berlin und 8000 München | MOS-integrierte Schaltungsanordnung zur Unterdrückung von in Wortleitungstreibern von Halbleiterspeicher fließenden Ruheströmen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614750A (en) * | 1969-07-15 | 1971-10-19 | Ncr Co | Read-only memory circuit |
DE2128014A1 (de) * | 1971-06-05 | 1972-12-14 | Ibm Deutschland | Halbleiterfestwertspeicher |
-
1974
- 1974-05-17 GB GB2220074A patent/GB1456608A/en not_active Expired
- 1974-06-17 FR FR7422160A patent/FR2241845B1/fr not_active Expired
- 1974-06-20 IT IT24187/74A patent/IT1015218B/it active
- 1974-07-17 NL NL7409643A patent/NL7409643A/xx not_active Application Discontinuation
- 1974-08-09 CA CA206,752A patent/CA1042550A/en not_active Expired
- 1974-08-21 SE SE7410608A patent/SE400846B/xx not_active IP Right Cessation
- 1974-08-21 DE DE2439986A patent/DE2439986C3/de not_active Expired
- 1974-08-21 CH CH1144474A patent/CH565429A5/xx not_active IP Right Cessation
- 1974-08-23 BE BE147855A patent/BE819134A/xx not_active IP Right Cessation
- 1974-08-23 JP JP9629274A patent/JPS5710513B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE7410608L (xx) | 1975-02-24 |
CH565429A5 (xx) | 1975-08-15 |
AU7126074A (en) | 1976-01-22 |
DE2439986B2 (de) | 1976-05-06 |
SE400846B (sv) | 1978-04-10 |
DE2439986A1 (de) | 1975-07-10 |
JPS5074348A (xx) | 1975-06-19 |
BE819134A (fr) | 1974-12-16 |
FR2241845A1 (xx) | 1975-03-21 |
CA1042550A (en) | 1978-11-14 |
NL7409643A (nl) | 1975-02-25 |
IT1015218B (it) | 1977-05-10 |
FR2241845B1 (xx) | 1976-06-25 |
DE2439986C3 (de) | 1982-04-15 |
JPS5710513B2 (xx) | 1982-02-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4813021A (en) | Semiconductor memory device with delayed precharge signals | |
US4680735A (en) | Semiconductor memory device | |
US4493056A (en) | RAM Utilizing offset contact regions for increased storage capacitance | |
GB1523744A (en) | Memory including a sense amplifier | |
US4044341A (en) | Memory array | |
US4758990A (en) | Resetting arrangement for a semiconductor integrated circuit device having semiconductor memory | |
GB1491621A (en) | Block oriented random access memory | |
US3703710A (en) | Semiconductor memory | |
US3760380A (en) | Silicon gate complementary mos dynamic ram | |
US3728696A (en) | High density read-only memory | |
US4031524A (en) | Read-only memories, and readout circuits therefor | |
US3806880A (en) | Multiplexing system for address decode logic | |
US4912677A (en) | Programmable logic device | |
US4170741A (en) | High speed CMOS sense circuit for semiconductor memories | |
US4780847A (en) | Semiconductor memory | |
US4451907A (en) | Pull-up circuit for a memory | |
JPS6035755B2 (ja) | センス増幅器 | |
US4551821A (en) | Data bus precharging circuits | |
GB1456608A (en) | Read only memory | |
GB1519002A (en) | Memory circuits | |
GB1297525A (xx) | ||
US4592021A (en) | Data readout circuit for an MOS transistor array | |
GB1340758A (en) | Address decode logic for a semiconductor memory | |
GB2154086A (en) | Semiconductor integrated circuit device with power consumption reducing arrangement | |
GB1369767A (en) | Semiconductor memory |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930517 |