发明授权
US5404328A Memory cell having floating gate and semiconductor memory using the same
失效
具有浮动栅极的存储单元和使用其的半导体存储器
- 专利标题: Memory cell having floating gate and semiconductor memory using the same
- 专利标题(中): 具有浮动栅极的存储单元和使用其的半导体存储器
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申请号: US262352申请日: 1994-06-20
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公开(公告)号: US5404328A公开(公告)日: 1995-04-04
- 发明人: Yoshihiro Takemae
- 申请人: Yoshihiro Takemae
- 申请人地址: JPX Kawasaki
- 专利权人: Fujitsu Limited
- 当前专利权人: Fujitsu Limited
- 当前专利权人地址: JPX Kawasaki
- 优先权: JPX1-318378 19891207
- 主分类号: G11C17/00
- IPC分类号: G11C17/00 ; G11C16/04 ; G11C29/00 ; H01L21/82 ; H01L21/8247 ; H01L27/115 ; H01L29/788 ; H01L29/792 ; G11C11/34
摘要:
A memory cell for storing data includes a first field effect transistor having a source receiving a first voltage, a floating gate, and a drain receiving data to be written into the memory cell and outputting the data, and a second field effect transistor having a source receiving a second voltage, a floating gate connected to the floating gate of the first field effect transistor, and a drain connected to the drain of the first field effect transistor. The second field effect transistor has a conduction type opposite to that of the first field effect transistor. The memory cell has a capacitor which has a first terminal receiving a select signal for identifying the memory cell, and a second terminal connected to the floating gates of the first and second field effect transistors. The data is stored in the floating gates of the first and second field effect transistors.
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