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分析浮式门场效应晶体管的各种结构和温度特性,适用于细粒度逻辑内存设备
Sangki Cho1, Sueyeon Kim2, Myounggon Kang3
1Department of Electrical and Electronics Engineering, Konkuk University, Seoul 05029, Republic of Korea.
Micromachines
|April 27, 2024
概括
浮式门场效应晶体管 (FGFET) 为逻辑内存 (LiM) 计算提供了一个CMOS兼容的解决方案. 分析证实它们适用于LiM应用,显示三元内容可定位存储器和完整的添加器电路的温度依赖特性.
科学领域:
- 半导体设备物理 半导体设备物理
- 计算机架构 计算机架构
- 材料科学 材料科学 材料科学
背景情况:
- 传统的·诺伊曼架构在数据处理和能源效率方面存在局限性.
- 逻辑内存 (LiM) 计算旨在通过整合逻辑和内存功能来克服这些局限性.
- 浮式门场效应晶体管 (FGFET) 作为LiM应用的有前途的设备,由于它们与现有工艺的兼容性,因此正在被探索.
研究的目的:
- 分析FGFET源排水屏障 (SDB) 和中央浅层屏障 (CSB) 装置的温度依赖性特性.
- 确认这些FGFETs对LiM计算的适用性.
- 评估使用 FGFET 设计的 LiM 电路的性能,包括三元内容可定位存储器 (TCAM) 和全添加器 (FA) 电路.
主要方法:
- 在32nm技术节点使用TCAD和HSPICE进行设备和电路模拟.
- 为FGFET-SDB和-CSB设备开发小型模型.
- 使用FGFETs设计和分析TCAM和FA电路.
- 研究FGFET设备在神经网络应用中的潜力.
主要成果:
- FGFET-SDB和-CSB设备具有适用于LiM应用的温度依赖特性.
- 与CMOS兼容的FGFET为LiM计算提供了与新材料相比的优势.
- 用FGFET设计的TCAM和FA电路被分析了能量和延迟时间性能.
- 该研究确定了针对特定应用的最佳CSB数量.
结论:
- FGFET是一种可行的技术,用于开发高效的LiM计算系统.
- 温度依赖分析为设计强大的LiM电路提供了关键的见解.
- 为神经网络应用进一步探索FGFET是有必要的.
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