发明授权
- 专利标题: Termination circuit for word lines of a semiconductor memory device
- 专利标题(中): 半导体存储器件的字线用端接电路
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申请号: US182670申请日: 1980-08-29
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公开(公告)号: US4370736A公开(公告)日: 1983-01-25
- 发明人: Yukio Takahashi
- 申请人: Yukio Takahashi
- 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: JPX54-110720 19790830
- 主分类号: G11C11/414
- IPC分类号: G11C11/414 ; G11C5/06 ; G11C8/08 ; G11C11/415 ; G11C11/418 ; G11C11/40 ; G11C7/00
摘要:
A termination circuit for word lines of a static semiconductor memory device comprising, for each word line, a first transistor which detects a potential change on the word line, a delay circuit which delays an output signal from the first transistor by a predetermined time period and a second transistor which is turned on and off by an output signal from the delay circuit. Each of the second transistors is connected between one of the hold lines and a common hold current source, so that the second transistors and the common hold current source forming a current switch.
公开/授权文献
- US5381695A Apparatus for investigating a sample with ultrasound 公开/授权日:1995-01-17
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