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CM
版图设计工程师-Layout Design Engineer(J20179)
ChangXin Memory (CXMT) · 上海市, 安徽省·合肥市, 北京市, 陕西省·西安市
About The Role
- 1.关键模块版图设计: 主导Memory存储器关键模块的高密度版图设计,包括高压电路、灵敏放大器、行/列译码器、I/O接口、时序控制逻辑及局部数字控制单元的版图实现;
- 2.工艺规则执行与验证: 严格执行Memory特定工艺设计规则,完成全流程DRC、LVS及ERC验证,确保版图可制造性与功能一致性;
- 3.寄生参数优化: 进行寄生参数优化,重点关注位线/字线耦合、高压节点串扰及电源地弹跳对读写精度的影响,通过屏蔽、间距调整及布线层分配等手段提升信号完整性;
- 4.跨团队协同迭代: 与电路设计工程师紧密协作,根据仿真反馈迭代优化版图,包括匹配、对称性及EM/IR分析;
- 5.后仿支持与自动化开发: 支持寄生提取与后仿,协助验证团队定位时序或功能问题,参与版图自动化脚本开发,提升重复结构的布局效率。
- 1.教育背景与专业知识:本科及以上学历,微电子学与集成电路或半导体器件等相关专业;
- 2.专业技能与资格:能使用Cadence Virtuoso Layout Suite完成版图设计,熟悉PVS、PEX、Assura等工具,熟悉Calibre DRC/LVS流程;
- 3.行业与专业经验:具有5年以上模拟与混合信号IC版图设计经验,具备Memory项目经验,深入理解高压CMOS工艺下的版图设计规范,包括LDMOS布局、阱隔离及天线效应防护;
- 4.项目/任务成果:主导或深度参与过至少2款存储芯片的高密度版图设计项目,完成从设计到量产支持的全流程交付;
- 5.其他要求:具备匹配、对称性、EM/IR及latch-up防护意识,能高效阅读电路原理图理解电路功能对版图的约束,具有跨团队沟通能力,能与电路、器件、验证团队协同推进项目。
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