发明授权
- 专利标题: Memory array of floating gate-based non-volatile memory cells
- 专利标题(中): 基于浮动栅极的非易失性存储单元的存储器阵列
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申请号: US13012361申请日: 2011-01-24
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公开(公告)号: US08325522B2公开(公告)日: 2012-12-04
- 发明人: Hosam Haggag , Alexander Kalnitsky , Edgardo Laber , Michael D. Church , Yun Yue
- 申请人: Hosam Haggag , Alexander Kalnitsky , Edgardo Laber , Michael D. Church , Yun Yue
- 申请人地址: US CA Milpitas
- 专利权人: Intersil Americas Inc.
- 当前专利权人: Intersil Americas Inc.
- 当前专利权人地址: US CA Milpitas
- 代理机构: Fogg & Powers LLC
- 主分类号: G11C16/04
- IPC分类号: G11C16/04 ; G11C16/06
摘要:
A memory array comprises a plurality of memory cells organized in a matrix of rows and columns. Each of the memory cells includes a high voltage access transistor, a floating gate memory transistor electrically connected to the access transistor, and a coupling capacitor electrically connected to the memory transistor. A first set of word lines are each electrically connected to the capacitor in each of the memory cells in a respective row. A second set of word lines are each electrically connected to the access transistor in each of the memory cells in a respective row. A first set of bit lines are each electrically connected to the access transistor in each of the memory cells in a respective column. A second set of bit lines are each electrically connected to the memory transistor in each of the memory cells in a respective column. Various combinations of voltages can be applied to the word lines and bit lines in operations to program, erase, read, or inhibit a logic state stored by the memory transistor in one or more of the memory cells.
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