JPS62109462U - - Google Patents
Info
- Publication number
- JPS62109462U JPS62109462U JP20151385U JP20151385U JPS62109462U JP S62109462 U JPS62109462 U JP S62109462U JP 20151385 U JP20151385 U JP 20151385U JP 20151385 U JP20151385 U JP 20151385U JP S62109462 U JPS62109462 U JP S62109462U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- decoding
- wiring body
- semiconductor 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.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 claims 1
- 230000004044 response Effects 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Control Of Voltage And Current In General (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は本考案のトリミング機能付半導体集積
回路を定電圧回路に用いた回路図、第２図ａ〜ｃ
は第１図の回路内のコンタクト部の集積回路基板
上での断面図である。
１８ａ……ＳｉＯ２、１９ａ，１９ｂ……ポリ
シリコン、２０ａ……領域、２１ａ……出力調整
部、２１ｂ……デコーダ、２２……出力設定部、
２３〜２５……コンタクト部。
Fig. 1 is a circuit diagram in which the semiconductor integrated circuit with trimming function of the present invention is used in a constant voltage circuit, and Fig. 2 a to c
2 is a cross-sectional view of a contact portion in the circuit of FIG. 1 on an integrated circuit board; FIG. 18a... SiO2 , 19a, 19b...polysilicon, 20a...region, 21a...output adjustment section, 21b...decoder, 22...output setting section,
23-25...Contact part.
Claims (1)
の出力を復号回路と、該復号回路の出力を受けて
、出力が可変される出力設定回路とを有する半導
体集積回路において、前記記憶回路の一端に接続
された第１の配線体と、特定電位に接続された第
２の配線体と、前記第１、第２の配線体間に配設
されレーザ光により破壊される絶縁層とを有する
ことを特徴とするトリミング機能付半導体集積回
路。 A semiconductor integrated circuit comprising a memory circuit for storing setting data, a decoding circuit for decoding the output of the memory circuit, and an output setting circuit whose output is varied in response to the output of the decoding circuit, at one end of the memory circuit. A first wiring body connected to the wiring body, a second wiring body connected to a specific potential, and an insulating layer disposed between the first and second wiring bodies and destroyed by a laser beam. A semiconductor integrated circuit with a featured trimming function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20151385U JPS62109462U (en) | 1985-12-26 | 1985-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20151385U JPS62109462U (en) | 1985-12-26 | 1985-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62109462U true JPS62109462U (en) | 1987-07-13 |
Family
ID=31165036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20151385U Pending JPS62109462U (en) | 1985-12-26 | 1985-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62109462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009087293A (en) * | 2007-10-03 | 2009-04-23 | Nec Electronics Corp | Stabilized power supply circuit |
-
1985
- 1985-12-26 JP JP20151385U patent/JPS62109462U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009087293A (en) * | 2007-10-03 | 2009-04-23 | Nec Electronics Corp | Stabilized power supply circuit |
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