JP5458236B2 - 電気ヒューズ判定回路及び判定方法 - Google Patents
電気ヒューズ判定回路及び判定方法 Download PDFInfo
- Publication number
- JP5458236B2 JP5458236B2 JP2007286414A JP2007286414A JP5458236B2 JP 5458236 B2 JP5458236 B2 JP 5458236B2 JP 2007286414 A JP2007286414 A JP 2007286414A JP 2007286414 A JP2007286414 A JP 2007286414A JP 5458236 B2 JP5458236 B2 JP 5458236B2
- Authority
- JP
- Japan
- Prior art keywords
- electric fuse
- fuse element
- voltage level
- determination
- electrical
- 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
Links
- 238000000034 method Methods 0.000 title claims description 8
- 239000004065 semiconductor Substances 0.000 description 13
- 239000012212 insulator Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013481 data capture Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
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
- G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
- G11C17/18—Auxiliary circuits, e.g. for writing into memory
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Read Only Memory (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007286414A JP5458236B2 (ja) | 2007-11-02 | 2007-11-02 | 電気ヒューズ判定回路及び判定方法 |
| US12/289,588 US7791402B2 (en) | 2007-11-02 | 2008-10-30 | Electric fuse determination circuit and determination method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007286414A JP5458236B2 (ja) | 2007-11-02 | 2007-11-02 | 電気ヒューズ判定回路及び判定方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009117478A JP2009117478A (ja) | 2009-05-28 |
| JP2009117478A5 JP2009117478A5 (https=) | 2010-11-18 |
| JP5458236B2 true JP5458236B2 (ja) | 2014-04-02 |
Family
ID=40587498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007286414A Expired - Fee Related JP5458236B2 (ja) | 2007-11-02 | 2007-11-02 | 電気ヒューズ判定回路及び判定方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7791402B2 (https=) |
| JP (1) | JP5458236B2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013004668A (ja) * | 2011-06-15 | 2013-01-07 | Elpida Memory Inc | 半導体装置および判定方法 |
| US11469223B2 (en) * | 2019-05-31 | 2022-10-11 | Analog Devices International Unlimited Company | High precision switched capacitor MOSFET current measurement technique |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4837520A (en) * | 1985-03-29 | 1989-06-06 | Honeywell Inc. | Fuse status detection circuit |
| JP2991575B2 (ja) * | 1992-10-08 | 1999-12-20 | 沖電気工業株式会社 | 半導体集積回路 |
| JPH07169293A (ja) * | 1993-12-14 | 1995-07-04 | Mitsubishi Electric Corp | 半導体記憶装置 |
| US6023431A (en) * | 1996-10-03 | 2000-02-08 | Micron Technology, Inc. | Low current redundancy anti-fuse method and apparatus |
| US5889414A (en) * | 1997-04-28 | 1999-03-30 | Mosel Vitelic Corporation | Programmable circuits |
| JP2007116045A (ja) * | 2005-10-24 | 2007-05-10 | Elpida Memory Inc | 半導体装置 |
| JP2007158104A (ja) * | 2005-12-06 | 2007-06-21 | Nec Electronics Corp | ヒューズ回路を有する半導体集積回路及びその製造方法 |
-
2007
- 2007-11-02 JP JP2007286414A patent/JP5458236B2/ja not_active Expired - Fee Related
-
2008
- 2008-10-30 US US12/289,588 patent/US7791402B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009117478A (ja) | 2009-05-28 |
| US7791402B2 (en) | 2010-09-07 |
| US20090115493A1 (en) | 2009-05-07 |
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