KR19990055460A - 반도체소자의 패드 형성방법 - Google Patents
반도체소자의 패드 형성방법 Download PDFInfo
- Publication number
- KR19990055460A KR19990055460A KR1019970075405A KR19970075405A KR19990055460A KR 19990055460 A KR19990055460 A KR 19990055460A KR 1019970075405 A KR1019970075405 A KR 1019970075405A KR 19970075405 A KR19970075405 A KR 19970075405A KR 19990055460 A KR19990055460 A KR 19990055460A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- aluminum layer
- barrier metal
- pad
- forming
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000004065 semiconductor Substances 0.000 title abstract description 14
- 230000015572 biosynthetic process Effects 0.000 title description 2
- 239000010410 layer Substances 0.000 claims abstract description 77
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 40
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 40
- 230000004888 barrier function Effects 0.000 claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 27
- 239000011229 interlayer Substances 0.000 claims abstract description 11
- 239000005368 silicate glass Substances 0.000 claims description 2
- 238000004544 sputter deposition Methods 0.000 claims description 2
- 238000005530 etching Methods 0.000 abstract description 11
- 238000002845 discoloration Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 11
- 239000000376 reactant Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Wire Bonding (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (3)
- 제 1알루미늄층상에 베리어 메탈층을 형성하고, 상기 베리어 메탈층상에 층간절연막을 형성하는 공정과,상기 층간절연막을 선택적으로 제거하여 베리어 메탈층의 표면을 노출시키는 공정과,상기 노출된 베리어 메탈층을 포함한 층간절연막상에 제 2알루미늄층을 형성하는 공정과,상기 제 2알루미늄층을 선택적으로 제거하여 상기 제 1알루미늄층, 베리어 메탈층, 그리고 제 2알루미늄층으로 구현되는 패드를 형성하는 공정을 포함하여 이루어지는 것을 특징으로 하는 반도체소자의 패드 형성방법.
- 제 1항에 있어서,상기 층간절연막은 PSG(Phosphro Silicate Glass)로 이루어지는 것을 특징으로 하는 반도체소자의 패드 형성방법.
- 제 1항에 있어서,상기 제 2알루미늄층은 스퍼터링 공정으로 형성되는 것을 특징으로 하는 반도체소자의 패드 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970075405A KR100267778B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체소자의 패드 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970075405A KR100267778B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체소자의 패드 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990055460A true KR19990055460A (ko) | 1999-07-15 |
KR100267778B1 KR100267778B1 (ko) | 2000-10-16 |
Family
ID=19528990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970075405A KR100267778B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체소자의 패드 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100267778B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010046388A (ko) * | 1999-11-12 | 2001-06-15 | 박종섭 | 패드 형성방법 |
US7307342B2 (en) | 2004-07-30 | 2007-12-11 | Samsung Electronics Co., Ltd. | Interconnection structure of integrated circuit chip |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03295242A (ja) * | 1990-04-13 | 1991-12-26 | Hitachi Ltd | 半導体装置 |
JPH04174522A (ja) * | 1990-11-07 | 1992-06-22 | Oki Electric Ind Co Ltd | 半導体装置のバンプ形成メッキの製造方法 |
-
1997
- 1997-12-27 KR KR1019970075405A patent/KR100267778B1/ko not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010046388A (ko) * | 1999-11-12 | 2001-06-15 | 박종섭 | 패드 형성방법 |
US7307342B2 (en) | 2004-07-30 | 2007-12-11 | Samsung Electronics Co., Ltd. | Interconnection structure of integrated circuit chip |
US7732319B2 (en) | 2004-07-30 | 2010-06-08 | Samsung Electronics Co., Ltd. | Interconnection structure of integrated circuit chip |
Also Published As
Publication number | Publication date |
---|---|
KR100267778B1 (ko) | 2000-10-16 |
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