发明申请
US20130178031A1 INTEGRATION OF NON-VOLATILE CHARGE TRAP MEMORY DEVICES AND LOGIC CMOS DEVICES
有权
非挥发性电荷捕获存储器件和逻辑CMOS器件的集成
- 专利标题: INTEGRATION OF NON-VOLATILE CHARGE TRAP MEMORY DEVICES AND LOGIC CMOS DEVICES
- 专利标题(中): 非挥发性电荷捕获存储器件和逻辑CMOS器件的集成
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申请号: US13436878申请日: 2012-03-31
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公开(公告)号: US20130178031A1公开(公告)日: 2013-07-11
- 发明人: Krishnaswamy Ramkumar , Fredrick Jenne , Sagy Levy
- 申请人: Krishnaswamy Ramkumar , Fredrick Jenne , Sagy Levy
- 申请人地址: US CA San Jose
- 专利权人: CYPRESS SEMICONDUCTOR CORPORATION
- 当前专利权人: CYPRESS SEMICONDUCTOR CORPORATION
- 当前专利权人地址: US CA San Jose
- 主分类号: H01L21/336
- IPC分类号: H01L21/336
摘要:
An embodiment of a method of integrating a non-volatile memory device into a logic MOS flow is described. Generally, the method includes: forming in a first region of a substrate a channel of a memory device from a semiconducting material overlying a surface of the substrate, the channel connecting a source and a drain of the memory device; forming a charge trapping dielectric stack over the channel adjacent to a plurality of surfaces of the channel, wherein the charge trapping dielectric stack includes a blocking layer on a charge trapping layer over a tunneling layer; and forming a MOS device over a second region of the substrate.
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