发明授权
US09208899B2 Universal test structures based SRAM on-chip parametric test module and methods of operating and testing
有权
基于通用测试结构的SRAM片上参数测试模块和操作和测试方法
- 专利标题: Universal test structures based SRAM on-chip parametric test module and methods of operating and testing
- 专利标题(中): 基于通用测试结构的SRAM片上参数测试模块和操作和测试方法
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申请号: US12774044申请日: 2010-05-05
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公开(公告)号: US09208899B2公开(公告)日: 2015-12-08
- 发明人: Xiaowei Deng , Wah K. Loh
- 申请人: Xiaowei Deng , Wah K. Loh
- 申请人地址: US TX Dallas
- 专利权人: TEXAS INSTRUMENTS INCORPORATED
- 当前专利权人: TEXAS INSTRUMENTS INCORPORATED
- 当前专利权人地址: US TX Dallas
- 代理商 Rose Alyssa Keagy; Frank D. Cimino
- 主分类号: G11C29/48
- IPC分类号: G11C29/48 ; G11C29/54 ; G11C29/50 ; G11C29/12 ; G11C11/416
摘要:
An integrated circuit on-chip parametric (OCP) test structure includes a static random access memory (SRAM) universal test structure (UTS) having UTS ports and an OCP controller configured to determine first and second UTS ports of the SRAM UTS for independent connection to first and second on-chip test pads, respectively. The integrated circuit OCP test structure further includes a UTS OCP router connected to the OCP controller and configured to connect the first and second UTS ports of the SRAM UTS to the first and second on-chip test pads, respectively. Methods of operating an integrated circuit OCP test structure and OCP testing of an integrated circuit are also included.
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