发明授权
US06954102B2 Fast dynamic mirror sense amplifier with separate comparison equalization and evaluation paths
有权
快速动态镜像放大器,具有独立的比较均衡和评估路径
- 专利标题: Fast dynamic mirror sense amplifier with separate comparison equalization and evaluation paths
- 专利标题(中): 快速动态镜像放大器,具有独立的比较均衡和评估路径
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申请号: US10407640申请日: 2003-04-03
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公开(公告)号: US06954102B2公开(公告)日: 2005-10-11
- 发明人: Lorenzo Bedarida , Andrea Sacco , Mirella Marsella , Massimiliano Frulio
- 申请人: Lorenzo Bedarida , Andrea Sacco , Mirella Marsella , Massimiliano Frulio
- 申请人地址: US CA San Jose
- 专利权人: Atmel Corporation
- 当前专利权人: Atmel Corporation
- 当前专利权人地址: US CA San Jose
- 代理机构: Sierra Patent Group, Ltd.
- 优先权: IT2002A0798 20020913
- 主分类号: G11C7/06
- IPC分类号: G11C7/06 ; G11C7/14 ; G11C16/28 ; G03F1/10
摘要:
A memory cell sensing circuit to sense data from a memory cell includes a reference memory cell coupled to pass a reference current. A sense amplifier has a first input and a second input coupled to a bias circuit of the data memory cell. A first mirror mirrors the reference current to a voltage coupled to the first input of the sense amplifier. A second mirror mirrors the reference current to a voltage coupled to the bias circuit of the data memory cell. A third mirror mirrors the reference current to a voltage coupled to the second input of the sense amplifier through a pass gate.
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