KR100192583B1 - 출력버퍼회로 - Google Patents
출력버퍼회로 Download PDFInfo
- Publication number
- KR100192583B1 KR100192583B1 KR1019960011960A KR19960011960A KR100192583B1 KR 100192583 B1 KR100192583 B1 KR 100192583B1 KR 1019960011960 A KR1019960011960 A KR 1019960011960A KR 19960011960 A KR19960011960 A KR 19960011960A KR 100192583 B1 KR100192583 B1 KR 100192583B1
- Authority
- KR
- South Korea
- Prior art keywords
- output
- signal
- input
- state
- buffer circuit
- 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
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/0185—Coupling arrangements; Interface arrangements using field effect transistors only
- H03K19/018507—Interface arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/017509—Interface arrangements
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Logic Circuits (AREA)
- Dram (AREA)
Abstract
Description
Claims (2)
- 칩 내부의 메모리로부터 제공되는 입력신호를 외부로 출력하기 위한 출력버퍼회로에 있어서; 상기 입력신호의 레벨상태에 따라 하이레벨상태, 로우레벨상태 또는 하이 임피던스상태의 출력신호를 제1출력라인 및 제2출력라인에 제공하는, 전원전압과 상기 제1출력라인 사이에 접속된 제1저항과 상기 제1출력라인과 상기 입력신호가 입력되는 입력단자 사이에 채널이 직렬로 접속되고 상기 전원전압에 게이트단자가 접속된 엔모오스트랜지스터로 이루어진 제1트랜지스터와 상기 입력단자와 상기 제2출력라인 사이에 채널이 직렬로 접속되고 접지전압 사이에 게이트단자가 접속된 피모오스트랜지스터로 이루어진 제2트랜지스터와 상기 제2출력라인과 접지전압 사이에 접속된 제2저항으로 구성된 상태감지회로부와; 상기 제1출력라인 및 제2출력라인에 인가되는 신호를 입력으로 하여 하이레벨상태, 로우레벨상태 또는 하이 임피던스상태의 출력신호를 출력하는, 전원전압단자와 상기 출력신호가 인가되는 출력단자 사이에 채널이 직렬로 접속된 피모오스 트랜지스터와 상기 출력단자와 접지전압 사이에 채널이 직렬로 접속된 엔모오스 트랜지스터로 이루어진 버퍼회로부를 가짐을 특징으로 하는 출력버퍼회로.
- 제1항에 있어서, 상기 입력단자에 인가되는 신호가 하이레벨의 신호이면 상기 제1, 2출력라인에 인가되는 신호는 로우레벨의 신호가 되고, 상기 입력단자에 인가되는 신호가 로우레벨의 신호이면 상기 제1, 2출력라인에 인가되는 신호는 하이레벨의 신호가 되고, 상기 입력단자에 인가되는 신호가 하이 임피던스상태의 신호이면 상기 제1, 2출력라인에 인가되는 신호는 각기 하이레벨과 로우레벨의 신호가 되도록 상기 제1, 2저항의 크기와 상기 제1, 2트랜지스터의 크기를 조절함을 특징으로하는 출력버퍼회로.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960011960A KR100192583B1 (ko) | 1996-04-19 | 1996-04-19 | 출력버퍼회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960011960A KR100192583B1 (ko) | 1996-04-19 | 1996-04-19 | 출력버퍼회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970072694A KR970072694A (ko) | 1997-11-07 |
| KR100192583B1 true KR100192583B1 (ko) | 1999-06-15 |
Family
ID=19456169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960011960A Expired - Fee Related KR100192583B1 (ko) | 1996-04-19 | 1996-04-19 | 출력버퍼회로 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100192583B1 (ko) |
-
1996
- 1996-04-19 KR KR1019960011960A patent/KR100192583B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR970072694A (ko) | 1997-11-07 |
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