发明授权
- 专利标题: Three-transistor static storage cell
- 专利标题(中): 三晶体静态存储单元
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申请号: US845840申请日: 1997-04-28
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公开(公告)号: US5838606A公开(公告)日: 1998-11-17
- 发明人: Dennis Blankenship , Stephen Mann
- 申请人: Dennis Blankenship , Stephen Mann
- 申请人地址: NC Durham
- 专利权人: Mitsubishi Semiconductor America, Inc.
- 当前专利权人: Mitsubishi Semiconductor America, Inc.
- 当前专利权人地址: NC Durham
- 主分类号: G11C11/34
- IPC分类号: G11C11/34 ; G11C11/41 ; G11C11/412 ; G11C11/00
摘要:
A SRAM storage cell has a NMOS transistor and a PMOS transistor connected with each other between a source of potential and ground. The sources, gates and gate back plates of the transistors are commonly connected and coupled to a storage node. The drain of the NMOS transistor is supplied with the potential, whereas the drain of the PMOS transistor is grounded. A pass NMOS transistor is connected between the storage node and bit and word lines. This storage cell configuration provides considerably reduced area compared to conventional static storage cells.
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