KR20220102229A - 반도체 메모리 장치 및 이를 포함하는 전자 시스템 - Google Patents
반도체 메모리 장치 및 이를 포함하는 전자 시스템 Download PDFInfo
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Abstract
Description
도 2 내지 도 5는 몇몇 실시예에 따른 반도체 메모리 장치를 설명하기 위한 개략적인 단면도들이다.
도 6 및 도 7은 도 2의 E1 영역을 설명하기 위한 다양한 확대도들이다.
도 8 내지 도 15는 몇몇 실시예에 따른 반도체 메모리 장치의 제조 방법을 설명하기 위한 예시적인 중간 단계 도면들이다.
도 16은 몇몇 실시예에 따른 전자 시스템을 설명하기 위한 개략적인 블록도이다.
도 17은 몇몇 실시예에 따른 전자 시스템을 설명하기 위한 개략적인 사시도이다.
도 18 및 도 19는 도 15의 I-I를 따라서 절단한 다양한 개략적인 단면도들이다.
BLBA: 비트 라인 본딩 영역 WLBA: 워드 라인 본딩 영역
PA: 외부 패드 본딩 영역 310: 제2 기판
510: 플레이트 컨택 플러그 511: 제1 스페이서
512: 제1 도전 코어 패턴 520: 제2 입출력 컨택 플러그
521: 제2 스페이서 522: 제2 도전 코어 패턴
530: 더미 도전 구조체 531: 더미 코어 스페이서
532: 더미 도전 코어 패턴 540: 연결 컨택 플러그
541: 제3 스페이서 542: 제3 도전 코어 패턴
Claims (10)
- 제1 영역 및 제2 영역을 포함하는 제1 기판;
상기 제1 기판의 제1 영역 상에 배치되고, 복수의 워드 라인을 포함하는 적층 구조체;
상기 적층 구조체를 덮는 층간 절연막;
상기 층간 절연막 및 상기 적층 구조체 내에 배치되고, 상기 제1 기판까지 연장된 더미 도전 구조체;
상기 층간 절연막 내에 배치되고, 상기 제1 기판의 제2 영역과 연결되는 플레이트 컨택 플러그를 포함하고,
상기 적층 구조체는 상기 제1 기판의 상기 제2 영역 상에 비배치되고,
상기 제1 기판의 상면을 기준으로, 상기 더미 도전 구조체의 상면의 높이는 상기 플레이트 컨택 플러그의 상면의 높이보다 큰 반도체 메모리 장치. - 제1 항에 있어서,
상기 더미 도전 구조체는 더미 도전 코어 패턴과, 상기 더미 도전 코어 패턴의 측면을 따라 연장되는 더미 스페이서를 포함하는 반도체 메모리 장치. - 제1 항에 있어서,
상기 플레이트 컨택 플러그는 제1 도전 코어 패턴과, 상기 제1 도전 코어 패턴의 측면을 따라 연장되는 제1 스페이서를 포함하고,
상기 제1 도전 코어 패턴은 상기 제1 기판과 연결된 반도체 메모리 장치. - 제1 항에 있어서,
제2 기판과,
상기 제2 기판 상의 주변 회로 및 상기 주변 회로와 연결된 메탈층과,
상기 층간 절연막 내에 배치되고, 상기 메탈층과 연결된 연결 컨택 플러그를 더 포함하는 반도체 메모리 장치. - 제4 항에 있어서,
상기 연결 컨택 플러그는 상기 메탈층과 연결된 제1 도전 코어 패턴과, 상기 제1 도전 코어 패턴의 측면을 따라 연장되는 제1 스페이서를 포함하고,
상기 플레이트 컨택 플러그는 제2 도전 코어 패턴과, 상기 제2 도전 코어 패턴의 측면을 따라 연장되는 제2 스페이서를 포함하고,
상기 더미 도전 구조체는 더미 도전 코어 패턴과, 상기 더미 도전 코어 패턴의 측면을 따라 연장되는 더미 스페이서를 포함하고,
상기 제1 스페이서, 상기 제2 스페이서 및 상기 더미 스페이서는 동일한 절연물질을 포함하는 반도체 메모리 장치. - 제1 영역 및 제2 영역을 포함하는 제1 기판;
상기 제1 기판의 제1 영역 상에 배치되고, 복수의 워드 라인을 포함하는 적층 구조체;
상기 적층 구조체를 덮는 층간 절연막;
상기 층간 절연막 및 상기 적층 구조체 내에 배치되고, 상기 제1 기판까지 연장된 더미 도전 구조체;
상기 층간 절연막 내에 배치되고, 상기 제1 기판의 제2 영역과 연결되는 플레이트 컨택 플러그를 포함하고,
상기 적층 구조체는 상기 제1 기판의 상기 제2 영역 상에 비배치되고,
상기 제1 기판의 상면을 기준으로, 상기 더미 도전 구조체의 상면의 높이는 상기 플레이트 컨택 플러그의 상면의 높이와 상이하고,
상기 플레이트 컨택 플러그는 제1 도전 코어 패턴과, 상기 제1 도전 코어 패턴의 측면을 따라 연장되는 제1 스페이서를 포함하는 반도체 메모리 장치. - 제6 항에 있어서,
제2 기판과,
상기 제2 기판 상의 주변 회로 및 상기 주변 회로와 연결된 메탈층과,
상기 층간 절연막 내에 배치되고, 상기 메탈층과 연결된 연결 컨택 플러그를 더 포함하는 반도체 메모리 장치. - 제7 항에 있어서,
상기 주변 회로 및 상기 메탈층은 상기 제1 기판 및 상기 제2 기판 사이에 배치되는 반도체 메모리 장치. - 제7 항에 있어서,
상기 적층 구조체는 상기 제1 기판과 상기 제2 기판 사이에 배치되는 반도체 메모리 장치. - 메인 기판;
상기 메인 기판 상에 배치되는 반도체 메모리 장치; 및
상기 메인 기판 상에, 상기 반도체 메모리 장치와 전기적으로 연결되는 컨트롤러를 포함하되,
상기 반도체 메모리 장치는,
제1 영역 및 제2 영역을 포함하는 제1 기판과,
상기 제1 기판의 제1 영역 상에 배치되고, 복수의 워드 라인을 포함하는 적층 구조체와,
상기 적층 구조체를 덮는 층간 절연막과,
상기 층간 절연막 및 상기 적층 구조체 내에 배치되고, 상기 제1 기판까지 연장된 더미 도전 구조체와,
상기 층간 절연막 내에 배치되고, 상기 제1 기판의 제2 영역과 연결되는 플레이트 컨택 플러그를 포함하고,
상기 적층 구조체는 상기 제1 기판의 상기 제2 영역 상에 비배치되고,
상기 제1 기판의 상면을 기준으로, 상기 더미 도전 구조체의 상면의 높이는 상기 플레이트 컨택 플러그의 상면의 높이보다 큰 전자 시스템.
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US17/488,727 US11652056B2 (en) | 2021-01-13 | 2021-09-29 | Semiconductor memory device and electronic system including the same |
CN202111477154.6A CN114765185A (zh) | 2021-01-13 | 2021-12-06 | 半导体存储器器件和包括半导体存储器器件的电子系统 |
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