KR100935843B1 - I/o 회로 - Google Patents
I/o 회로 Download PDFInfo
- Publication number
- KR100935843B1 KR100935843B1 KR1020080013458A KR20080013458A KR100935843B1 KR 100935843 B1 KR100935843 B1 KR 100935843B1 KR 1020080013458 A KR1020080013458 A KR 1020080013458A KR 20080013458 A KR20080013458 A KR 20080013458A KR 100935843 B1 KR100935843 B1 KR 100935843B1
- Authority
- KR
- South Korea
- Prior art keywords
- nmos
- driver
- control signal
- gate
- output terminal
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 10
- 229910021332 silicide Inorganic materials 0.000 claims description 5
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 5
- 230000000295 complement effect Effects 0.000 claims 8
- 230000007704 transition Effects 0.000 abstract description 6
- 230000004913 activation Effects 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 230000003071 parasitic effect Effects 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Integrated Circuits (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims (8)
- 드레인이 I/O 패드에 접속되는 제1 NMOS 드라이버와,상기 제1 NMOS 드라이버와 다른 액티브 영역에 레이아웃되고, 드레인이 상기 제1 NMOS 드라이버의 소스에 접속되며, 소스가 접지 전위에 접속되는 제2 NMOS 드라이버와,전원 전위와는 분리되는 내부 전원 전위로 구동되는 제1 제어 신호 및 상기 제1 제어 신호와 상보적인 신호를 입력으로 하고, 상기 전원 전위로 구동되는 상기 제1 제어 신호와 동상의 제2 제어 신호 및 상기 제2 제어 신호와 상보적인 신호로 변환하는 래치구성의 레벨컨버터와,드레인이 상기 제2 제어 신호가 출력되는 레벨컨버터의 출력 단자에 접속되고, 소스가 접지 전위에 접속되고, 게이트가 상기 레벨컨버터의 상기 제2 제어 신호와 상보적인 신호의 출력 단자에 접속되는 제1 NMOS 트랜지스터를 구비하며,상기 제1 NMOS 트랜지스터의 드레인이 상기 제2 NMOS 드라이버의 게이트에 접속되는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,상기 I/O 패드와 상기 접지 전위 사이에 ESD 보호 회로를 구비하는 것을 특징으로 하는 I/O 회로.
- 제2항에 있어서,상기 ESD 보호 회로는 실리사이드블록과 제2 NMOS 트랜지스터가 직렬로 접속하여 이루어지는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,드레인에 I/O 패드는, 소스 및 게이트에 전원 전위가 접속되는 제1 PMOS 트랜지스터를 구비하는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,드레인이 상기 I/O 패드에, 소스가 상기 전원 전위에, 게이트가 상기 제1 NMOS 드라이버의 게이트에 접속되는 제2 PMOS 트랜지스터를 구비하고,상기 제1 NMOS 드라이버는 NMOS 트랜지스터로 구성되어 이루어지는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,상기 제1 NMOS 드라이버의 레이아웃 및 상기 제2 NMOS 드라이버의 레이아웃은 함께 백게이트의 가드링으로 둘러싸여 있는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,상기 레벨컨버터는,드레인이 상기 제2 제어 신호의 출력 단자에 접속되고, 소스가 접지 전위에 접속되고, 게이트가 상기 제1 NMOS 드라이버의 상기 제1 제어 신호와 상보적인 신호의 입력 단자에 접속되는 제3 NMOS 트랜지스터와,드레인이 상기 제2 제어 신호와 상보적인 신호의 출력 단자에 접속되고, 소스가 접지 전위에 접속되고, 게이트가 상기 제1 NMOS 드라이버의 상기 제1 제어 신호의 입력 단자에 접속되는 제4 NMOS 트랜지스터와,드레인이 상기 제2 제어 신호의 출력 단자에 접속되고, 소스가 상기 전원 전위에 접속되고, 게이트가 상기 제2 제어 신호와 상보적인 신호의 출력 단자에 접속되는 제3 PMOS 트랜지스터와,드레인이 상기 제2 제어 신호와 상보적인 신호의 출력 단자에 접속되고, 소스가 상기 전원 전위에 접속되고, 게이트가 상기 제2 제어 신호의 출력 단자에 접속되는 제4 PMOS 트랜지스터를 포함하는 것을 특징으로 하는 I/O 회로.
- 제1항에 있어서,상기 내부 전원 전위로 구동되고, 출력 단자가 상기 레벨컨버터의 상기 제 1 제어 신호의 입력 단자에 접속되는 제1 인버터와,상기 내부 전원 전위로 구동되고, 출력 단자가 상기 레벨컨버터의 상기 제 1 제어 신호와 상보의 신호의 입력 단자 및 상기 제1 인버터의 입력 단자에 접속되는 제2 인버터를 구비하는 것을 특징으로 하는 I/O 회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2007-00038959 | 2007-02-20 | ||
JP2007038959A JP4823098B2 (ja) | 2007-02-20 | 2007-02-20 | I/o回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080077557A KR20080077557A (ko) | 2008-08-25 |
KR100935843B1 true KR100935843B1 (ko) | 2010-01-08 |
Family
ID=39782796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080013458A KR100935843B1 (ko) | 2007-02-20 | 2008-02-14 | I/o 회로 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4823098B2 (ko) |
KR (1) | KR100935843B1 (ko) |
TW (1) | TWI360297B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010080622A (ja) | 2008-09-25 | 2010-04-08 | Panasonic Corp | 半導体集積回路 |
US8218277B2 (en) * | 2009-09-08 | 2012-07-10 | Xilinx, Inc. | Shared electrostatic discharge protection for integrated circuit output drivers |
WO2019163324A1 (ja) * | 2018-02-21 | 2019-08-29 | ソニーセミコンダクタソリューションズ株式会社 | 保護素子及び半導体装置 |
KR102621754B1 (ko) | 2018-11-27 | 2024-01-05 | 삼성전자주식회사 | Cmos 트랜지스터를 구비한 집적회로 소자 |
US11251782B1 (en) | 2020-11-10 | 2022-02-15 | Nxp B.V. | Level shifter with ESD protection |
US20240006410A1 (en) * | 2020-12-08 | 2024-01-04 | Rohm Co., Ltd. | Protection element |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0795042A (ja) * | 1993-09-20 | 1995-04-07 | Fujitsu Ltd | レベル変換回路 |
KR20000000866A (ko) * | 1998-06-05 | 2000-01-15 | 김영환 | 레벨변환회로 |
JP2003318726A (ja) | 2002-04-24 | 2003-11-07 | Fujitsu Ltd | ラッチ形レベルコンバータおよび受信回路 |
JP2006332144A (ja) | 2005-05-24 | 2006-12-07 | Pioneer Electronic Corp | 集積回路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4546288B2 (ja) * | 2005-02-28 | 2010-09-15 | 株式会社リコー | 差動出力回路及びその差動出力回路を有する半導体装置 |
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2007
- 2007-02-20 JP JP2007038959A patent/JP4823098B2/ja active Active
-
2008
- 2008-02-14 KR KR1020080013458A patent/KR100935843B1/ko active IP Right Grant
- 2008-02-20 TW TW097105883A patent/TWI360297B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0795042A (ja) * | 1993-09-20 | 1995-04-07 | Fujitsu Ltd | レベル変換回路 |
KR20000000866A (ko) * | 1998-06-05 | 2000-01-15 | 김영환 | 레벨변환회로 |
JP2003318726A (ja) | 2002-04-24 | 2003-11-07 | Fujitsu Ltd | ラッチ形レベルコンバータおよび受信回路 |
JP2006332144A (ja) | 2005-05-24 | 2006-12-07 | Pioneer Electronic Corp | 集積回路 |
Also Published As
Publication number | Publication date |
---|---|
KR20080077557A (ko) | 2008-08-25 |
TW200836487A (en) | 2008-09-01 |
JP4823098B2 (ja) | 2011-11-24 |
TWI360297B (en) | 2012-03-11 |
JP2008205772A (ja) | 2008-09-04 |
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