KR101631454B1 - 논리회로 - Google Patents
논리회로 Download PDFInfo
- Publication number
- KR101631454B1 KR101631454B1 KR1020090099623A KR20090099623A KR101631454B1 KR 101631454 B1 KR101631454 B1 KR 101631454B1 KR 1020090099623 A KR1020090099623 A KR 1020090099623A KR 20090099623 A KR20090099623 A KR 20090099623A KR 101631454 B1 KR101631454 B1 KR 101631454B1
- Authority
- KR
- South Korea
- Prior art keywords
- drain
- source
- transistor
- oxide semiconductor
- electrode
- 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.)
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- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- OYQCBJZGELKKPM-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O-2].[Zn+2].[O-2].[In+3] OYQCBJZGELKKPM-UHFFFAOYSA-N 0.000 description 1
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- H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
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Abstract
Description
Claims (20)
- 게이트, 소스 및 드레인을 포함하는 디플리션형 트랜지스터와,게이트, 소스 및 드레인을 포함하는 인핸스먼트형 트랜지스터와,상기 인핸스먼트형 트랜지스터의 상기 게이트에 전기적으로 접속된 제 1 단자와,상기 인핸스먼트형 트랜지스터와 상기 디플리션형 트랜지스터가 접속되는 개소에 전기적으로 접속되는 제 2 단자를 포함하고,고 전원전압이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽에 인가되고, 상기 디플리션형 트랜지스터의 상기 게이트가 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속되고,상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 저 전원전압이 상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 인가되고,상기 디플리션형 트랜지스터 및 상기 인핸스먼트형 트랜지스터 각각은,게이트 전극과,상기 게이트 전극 위에 설치된 게이트 절연층과,상기 게이트 절연층 위에 설치된 제1 산화물 반도체층과,상기 제1 산화물 반도체층의 일부에 접하고, 제2 산화물 반도체층인 소스 영역 및 드레인 영역과,상기 소스 영역과 접하는 소스 전극과,상기 드레인 영역과 접하는 드레인 전극을 포함하고,상기 인핸스먼트형 트랜지스터는 상기 제 1 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 환원 방지층을 포함하고,상기 디플리션형 트랜지스터는 상기 제 1 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 상기 환원 방지층을 포함하지 않는 논리회로.
- 게이트, 소스 및 드레인을 포함하고, 상기 게이트에 제1 클록 신호가 입력되고, 상기 소스 및 상기 드레인의 한쪽에 입력 신호가 입력되는 제1 트랜지스터와,입력 단자와 출력 단자를 포함하고, 상기 입력 단자가 상기 제1 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속된 제1 인버터와,입력 단자와 출력 단자를 포함하고, 상기 입력 단자가 상기 제1 인버터의 상기 출력 단자에 전기적으로 접속된 제2 인버터와,입력 단자가 상기 제1 인버터의 상기 출력 단자에 전기적으로 접속되고, 출력 단자가 출력 신호를 출력하는 제3 인버터와,게이트, 소스 및 드레인을 포함하고, 상기 게이트에 제2 클록 신호가 입력되고, 상기 소스 및 상기 드레인의 한쪽이 상기 제1 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 상기 소스 및 상기 드레인의 다른 쪽이 상기 제2 인버터의 상기 출력 단자에 전기적으로 접속되는 제2 트랜지스터를 포함하고,상기 제1 인버터 및 상기 제2 인버터 각각은,게이트, 소스 및 드레인을 포함하는 디플리션형 트랜지스터와,게이트, 소스 및 드레인을 포함하는 인핸스먼트형 트랜지스터와,상기 인핸스먼트형 트랜지스터의 상기 게이트에 전기적으로 접속된 제 1 단자와,상기 인핸스먼트형 트랜지스터와 상기 디플리션형 트랜지스터가 접속되는 개소에 전기적으로 접속되는 제 2 단자를 포함하고,고 전원전압이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽에 인가되고, 상기 디플리션형 트랜지스터의 상기 게이트가 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속되고,상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 저 전원전압이 상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 인가되고,상기 디플리션형 트랜지스터 및 상기 인핸스먼트형 트랜지스터 각각은,게이트 전극과,상기 게이트 전극 위에 설치된 게이트 절연층과,상기 게이트 절연층 위에 설치된 제1 산화물 반도체층과,상기 제1 산화물 반도체층의 일부에 접하고, 제2 산화물 반도체층인 소스 영역 및 드레인 영역과,상기 소스 영역과 접하는 소스 전극과,상기 드레인 영역과 접하는 드레인 전극을 포함하고,상기 인핸스먼트형 트랜지스터는 상기 제 1 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 환원 방지층을 포함하고,상기 디플리션형 트랜지스터는 상기 제 1 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 상기 환원 방지층을 포함하지 않는 논리회로.
- 제 1항 또는 제 2항에 있어서,상기 인핸스먼트형 트랜지스터는, 상기 게이트 절연층과 접하는 면의 반대측에 있는 상기 제 1 산화물 반도체층의 표면 위의 상기 소스 전극과 상기 드레인 전극 사이에 산소 결핍 제어영역을 포함하는 논리회로.
- 제 1항 또는 제 2항에 있어서,상기 제1 산화물 반도체층 및 상기 제2 산화물 반도체층 각각은, 인듐, 갈륨 및 아연을 함유하는 논리회로.
- 게이트, 소스 및 드레인을 포함하는 디플리션형 트랜지스터와,게이트, 소스 및 드레인을 포함하는 인핸스먼트형 트랜지스터와,상기 인핸스먼트형 트랜지스터의 상기 게이트에 전기적으로 접속된 제 1 단자와,상기 인핸스먼트형 트랜지스터와 상기 디플리션형 트랜지스터가 접속되는 개소에 전기적으로 접속되는 제 2 단자를 포함하고,고 전원전압이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽에 인가되고, 상기 디플리션형 트랜지스터의 상기 게이트가 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속되고,상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 저 전원전압이 상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 인가되고,상기 디플리션형 트랜지스터 및 상기 인핸스먼트형 트랜지스터 각각은,게이트 전극과,상기 게이트 전극 위에 설치된 게이트 절연층과,상기 게이트 절연층 위에 설치된 산화물 반도체층과,상기 산화물 반도체층의 일부에 접하는 소스 전극 및 드레인 전극을 포함하고,상기 인핸스먼트형 트랜지스터는 상기 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 환원 방지층을 포함하고,상기 디플리션형 트랜지스터는 상기 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 환원 방지층을 포함하지 않는 논리회로.
- 게이트, 소스 및 드레인을 포함하고, 상기 게이트에 제1 클록 신호가 입력되고, 상기 소스 및 상기 드레인의 한쪽에 입력 신호가 입력되는 제1 트랜지스터와,입력 단자와 출력 단자를 포함하고, 상기 입력 단자가 상기 제1 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속된 제1 인버터와,입력 단자와 출력 단자를 포함하고, 상기 입력 단자가 상기 제1 인버터의 상기 출력 단자에 전기적으로 접속된 제2 인버터와,입력 단자가 상기 제1 인버터의 상기 출력 단자에 전기적으로 접속되고, 출력 단자가 출력 신호를 출력하는 제3 인버터와,게이트, 소스 및 드레인을 포함하고, 상기 게이트에 제2 클록 신호가 입력되고, 상기 소스 및 상기 드레인의 한쪽이 상기 제1 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 상기 소스 및 상기 드레인의 다른 쪽이 상기 제2 인버터의 상기 출력 단자에 전기적으로 접속되는 제2 트랜지스터를 포함하고,상기 제1 인버터 및 상기 제2 인버터 각각은,게이트, 소스 및 드레인을 포함하는 디플리션형 트랜지스터와,게이트, 소스 및 드레인을 포함하는 인핸스먼트형 트랜지스터와,상기 인핸스먼트형 트랜지스터의 상기 게이트에 전기적으로 접속된 제 1 단자와,상기 인핸스먼트형 트랜지스터와 상기 디플리션형 트랜지스터가 접속되는 개소에 전기적으로 접속되는 제 2 단자를 포함하고,고 전원전압이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽에 인가되고, 상기 디플리션형 트랜지스터의 상기 게이트가 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 전기적으로 접속되고,상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 한쪽이 상기 디플리션형 트랜지스터의 상기 소스 및 상기 드레인의 상기 다른 쪽에 전기적으로 접속되고, 저 전원전압이 상기 인핸스먼트형 트랜지스터의 상기 소스 및 상기 드레인의 다른 쪽에 인가되고,상기 디플리션형 트랜지스터 및 상기 인핸스먼트형 트랜지스터 각각은,게이트 전극과,상기 게이트 전극 위에 설치된 게이트 절연층과,상기 게이트 절연층 위에 설치된 산화물 반도체층과,상기 산화물 반도체층의 일부에 접하는 소스 전극 및 드레인 전극을 포함하고,상기 인핸스먼트형 트랜지스터는 상기 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 환원 방지층을 포함하고,상기 디플리션형 트랜지스터는 상기 산화물 반도체층, 상기 소스 전극 및 상기 드레인 전극 위에 상기 환원 방지층을 포함하지 않는 논리회로.
- 제 5항 또는 제 6항에 있어서,상기 인핸스먼트형 트랜지스터는, 상기 게이트 절연층과 접하는 면의 반대측에 있는 상기 산화물 반도체층의 표면 위의 상기 소스 전극과 상기 드레인 전극 사이에 산소 결핍 제어영역을 포함하는 논리회로.
- 제 5항 또는 제 6항에 있어서,상기 산화물 반도체층은, 인듐, 갈륨 및 아연을 함유하는 논리회로.
- 제 1항, 제 2항, 제 5항 또는 제 6항 중 어느 한 항에 있어서,상기 디플리션형 트랜지스터 및 상기 인핸스먼트형 트랜지스터는 서로 같은 도전형인 논리회로.
- 제 1항, 제 2항, 제 5항 또는 제 6항 중 어느 한 항에 있어서,상기 인핸스먼트형 트랜지스터의 상기 소스 전극 및 상기 드레인 전극의 한쪽이, 상기 게이트 절연층에 설치된 개구부를 거쳐 상기 디플리션형 트랜지스터의 상기 게이트 전극에 접하는 논리회로.
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KR20150005495A (ko) | 2015-01-14 |
US9083334B2 (en) | 2015-07-14 |
JP5426318B2 (ja) | 2014-02-26 |
CN101728383B (zh) | 2014-12-24 |
CN101728383A (zh) | 2010-06-09 |
US7952392B2 (en) | 2011-05-31 |
KR101633698B1 (ko) | 2016-06-27 |
JP6246156B2 (ja) | 2017-12-13 |
TW201110322A (en) | 2011-03-16 |
US20100109708A1 (en) | 2010-05-06 |
JP2014082504A (ja) | 2014-05-08 |
US8373443B2 (en) | 2013-02-12 |
JP2015165579A (ja) | 2015-09-17 |
JP5732123B2 (ja) | 2015-06-10 |
TWI550827B (zh) | 2016-09-21 |
TWI509775B (zh) | 2015-11-21 |
KR20100048886A (ko) | 2010-05-11 |
TW201547003A (zh) | 2015-12-16 |
JP2010135760A (ja) | 2010-06-17 |
US20130147519A1 (en) | 2013-06-13 |
US20110221475A1 (en) | 2011-09-15 |
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