KR102267237B1 - 반도체 장치 및 전자 기기 - Google Patents
반도체 장치 및 전자 기기 Download PDFInfo
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- KR102267237B1 KR102267237B1 KR1020150028546A KR20150028546A KR102267237B1 KR 102267237 B1 KR102267237 B1 KR 102267237B1 KR 1020150028546 A KR1020150028546 A KR 1020150028546A KR 20150028546 A KR20150028546 A KR 20150028546A KR 102267237 B1 KR102267237 B1 KR 102267237B1
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Abstract
반도체 장치는 제 1 메모리 회로, 제 1 회로, 및 제 2 메모리 회로를 가진다. 제 1 회로는 제 1 메모리 회로로부터 입력되는 디지털 신호를 아날로그 신호로 변환한다. 제 1 메모리 회로는 입력 노드, 출력 노드, 트랜지스터, 및 용량 소자를 가진다. 용량 소자는 출력 노드와 전기적으로 접속되고, 트랜지스터는 입력 노드와 출력 노드 사이의 도통 상태를 제어할 수 있고, 입력 노드에는 제 1 회로로부터 아날로그 신호가 입력되고, 트랜지스터는 채널이 형성되는 영역을 포함하는 산화물 반도체층을 가진다.
Description
도 2는 메모리 장치의 구성의 일례를 도시한 블록 다이어그램.
도 3의 (A) 및 (B)는 각각 메모리 셀의 구성의 일례를 도시한 회로도.
도 4는 아날로그-디지털 변환 회로의 일례를 도시한 회로도.
도 5의 (A)는 센서 유닛의 일례를 도시한 블록 다이어그램이고, (B)는 연산 증폭기의 일례를 도시한 회로도.
도 6은 무선 태그의 일례를 도시한 블록 다이어그램.
도 7의 (A)~(F)는 무선 태그의 사용예를 도시한 도면.
도 8은 반도체 장치의 구성의 일례를 도시한 단면도.
도 9는 반도체 장치의 구성의 일례를 도시한 단면도.
도 10의 (A)는 전자 부품의 제작 방법의 일례를 나타낸 흐름도이고, (B)는 전자 부품의 구성의 일례를 도시한 사시 모식도.
도 11은 전자 기기의 일례를 도시한 도면.
도 12의 (A)~(F)는 전자 기기의 일례를 도시한 도면.
C1: 용량 소자
10: 회로
101: 메모리 장치
102: 디지털-아날로그 변환 회로(DAC)
103: 회로
150: 센서 유닛
151: 센서 회로
152: 연산 증폭기(AMP)
153: 아날로그-디지털 변환 회로(ADC)
200: 무선 태그
227: 센서 유닛
Claims (14)
- 반도체 장치로서,
연산 증폭기; 및
상기 연산 증폭기에 전기적으로 접속되는 전위 생성 회로를 가지고,
상기 전위 생성 회로는,
제 1 메모리 회로;
상기 제 1 메모리 회로와 전기적으로 접속되는 제 1 회로; 및
상기 제 1 회로와 전기적으로 접속되는 제 2 메모리 회로를 가지고,
상기 제 1 회로는 상기 제 2 메모리 회로로부터 입력되는 디지털 신호를 아날로그 신호로 변환하는 기능을 가지고,
상기 제 1 메모리 회로는 출력 노드, 제 1 트랜지스터, 및 제 1 용량 소자를 가지고,
상기 제 1 용량 소자는 상기 출력 노드와 전기적으로 접속되고,
상기 제 1 트랜지스터는 상기 제 1 회로와 상기 출력 노드 사이의 도통 상태를 제어할 수 있는 기능을 가지고,
상기 제 1 메모리 회로에는 상기 아날로그 신호가 입력되고,
상기 제 1 트랜지스터는 채널로서 산화물 반도체를 가지고,
상기 출력 노드의 전위가 상기 연산 증폭기에 공급된 후, 상기 제 1 회로 및 상기 제 2 메모리 회로에 대한 전원 공급을 차단할 수 있는 기능을 가지는, 반도체 장치.
- 제 1 항에 있어서,
상기 제 2 메모리 회로는 메모리 셀 및 배선을 가지고,
상기 메모리 셀은 제 2 트랜지스터, 제 3 트랜지스터, 제 2 용량 소자, 및 제 1 노드를 가지고,
상기 제 2 트랜지스터는 상기 배선과 상기 제 1 노드 사이의 도통 상태를 제어할 수 있는 기능을 가지고,
상기 제 1 노드에는 상기 제 3 트랜지스터의 게이트 및 상기 제 2 용량 소자가 전기적으로 접속되고,
상기 제 2 트랜지스터는 채널로서 산화물 반도체를 가지는, 반도체 장치.
- 제 1 항에 있어서,
상기 제 2 메모리 회로는 메모리 셀과 배선을 가지고,
상기 메모리 셀은 제 2 내지 제 4 트랜지스터 및 제 1 노드를 가지고,
상기 제 2 트랜지스터는 상기 배선과 상기 제 1 노드 사이의 도통 상태를 제어할 수 있는 기능을 가지고,
상기 제 3 트랜지스터와 상기 제 4 트랜지스터는 전기적으로 직렬로 접속되고,
상기 제 1 노드에는 상기 제 3 트랜지스터의 게이트가 전기적으로 접속되고,
상기 제 2 트랜지스터는 채널로서 산화물 반도체를 가지는, 반도체 장치.
- 제 1 항에 있어서,
상기 제 2 메모리 회로는 상기 출력 노드의 전위를 설정하는 데이터를 가지는, 반도체 장치.
- 제 1 항에 있어서,
상기 연산 증폭기의 입력 노드와 전기적으로 접속되어 있는 센서 회로를 가지는, 반도체 장치.
- 제 1 항에 있어서,
상기 연산 증폭기와 전기적으로 접속되어 있는 센서 회로; 및
안테나를 가지는, 반도체 장치.
- 제 1 항에 기재된 반도체 장치; 및
표시부, 하우징, 마이크로폰, 스피커, 또는 조작 키 중 적어도 하나를 가지는, 전자기기. - 삭제
- 삭제
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US20150255157A1 (en) | 2015-09-10 |
JP2019201229A (ja) | 2019-11-21 |
JP2015181081A (ja) | 2015-10-15 |
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US9349454B2 (en) | 2016-05-24 |
JP2020184643A (ja) | 2020-11-12 |
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