发明申请
- 专利标题: PROGRAMMABLE LATCH DEVICE WITH INTEGRATED PROGRAMMABLE ELEMENT
- 专利标题(中): 具有集成可编程元件的可编程锁存器件
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申请号: US09757267申请日: 2001-01-09
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公开(公告)号: US20020089363A1公开(公告)日: 2002-07-11
- 发明人: John A. Fifield , Erik L. Hedberg , Claude L. Bertin , Nicholas M. van Heel
- 申请人: International Business Machines Corporation, Armonk, NY 10504
- 申请人地址: null
- 专利权人: International Business Machines Corporation, Armonk, NY 10504
- 当前专利权人: International Business Machines Corporation, Armonk, NY 10504
- 当前专利权人地址: null
- 主分类号: H03K003/037
- IPC分类号: H03K003/037
摘要:
According to the present invention, a programable latch device for use in personalizing a semiconductor device is provided that overcomes the limitations of the prior art. The preferred embodiment programmable latch device can use both fuses and antifuses as programmable elements. The programmable latch device provides a solid digital output indicative of the state of the programmable device, and can be reliably read to provide customization and personalization of associated semiconductor devices. The preferred embodiment programable latch device includes an integrated fuse or antifuse as a programmable element in the latch device. By integrating the programmable element into the latch, device size and complexity is minimized. In particular, the number of transistors required drops considerably when compared to prior art approaches.
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