发明授权
US5276644A Sense circuit for storage devices such as non-volatile memories, with
compensated offset current
失效
用于存储设备(例如非易失性存储器)的检测电路,具有补偿偏移电流
- 专利标题: Sense circuit for storage devices such as non-volatile memories, with compensated offset current
- 专利标题(中): 用于存储设备(例如非易失性存储器)的检测电路,具有补偿偏移电流
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申请号: US791453申请日: 1991-11-13
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公开(公告)号: US5276644A公开(公告)日: 1994-01-04
- 发明人: Luigi Pascucci , Marco Olivo
- 申请人: Luigi Pascucci , Marco Olivo
- 申请人地址: ITX Agrate Brianza
- 专利权人: SGS-Thomson Microelectronics, S.r.L.
- 当前专利权人: SGS-Thomson Microelectronics, S.r.L.
- 当前专利权人地址: ITX Agrate Brianza
- 优先权: ITX90830530.3 19901119
- 主分类号: G11C17/00
- IPC分类号: G11C17/00 ; G11C7/14 ; G11C16/06 ; G11C16/28 ; G11C7/00
摘要:
A non-volatile memory in which, during read operations, the sense amplifier's first input is connected not only to a selected non-programmed reference cell, but also to a current of a value one half the current that flows in a programmed cell; and the sense amplifier's second input is connected not only to a selected matrix cell to be read, but also to a current of a value one half the current that flows in a non-programmed cell.
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