Xi' an UniIC has developed an extensive range of memory chip products, encompassing standard SDR, DDR, DDR2, DDR3, DDR4, and mobile LPDDR, LPDDR2, LPDDR4, of which more than 20 products have achieved global mass production and sales; the memory module products include server memory modules (RDIMM), laptop memory modules (SODIMM), and desktop memory modules (UDIMM), with more than 40 models being mass-produced and sold globally. The company has also conducted R&D and layout in the field of embedded storage SRAM and new memory RRAM.
Learn moreBy focusing on the product realization process, Xi'an UniIC has established a comprehensive lifecycle quality management system, i.e., product initiation, design and development, procurement, outsourced production management, testing, shipping, and after-sales support—all within the scope of the quality management system. The Quality and Reliability Engineering Department of Xi'an UniIC is deeply involved in quality management activities throughout the entire product lifecycle. This involvement ensures high-quality support for relevant management processes, guaranteeing the continuous provision of high-quality products and customer support.
Learn moreXi'an UniIC, a subsidiary of Tsinghua Unigroup, is a product and service provider focusing on DRAM (Dynamic Random Access Memory) technologies. As a technology-driven comprehensive IC design enterprise, its core business includes standard memory chips, module and system products, embedded DRAM and memory controller chips, as well as ASIC design services.
Learn more服务内容
UniIC 可根据客户需求提供全流程或部分DFT服务
• 定制DFT架构:根据芯片特点定制DFT 架构,规划BSCAN/SCAN/MBIST/Efuse方案,集成Hard IP 测试电路,解决模拟电路测试
• 实现DFT电路:JTAG/BSCAN/SCAN/MBIST/LBIST电路的生成和集成,IP测试电路的集成,DFT network控制电路的生成
• 验证:完成所有DFT电路相关功能验证,确保验证的正确性与完备性,提交验证报告
• 开发测试向量:提供ATPG测试向量,IP测试向量,部分function测试向量
• Silicon测试支持:分析解决测试中遇到的问题
我们的能力
• 核心团队成员具备6+年 DFT经验,平均3+年工作经验,固定人员储备30+
• 参与过40+ DFT项目
• 具备Top-down、bottom-up设计能力
• 多种IP(PLL/LDO/Bandgap/senser/PCIE/USB/DDR/MIPI/Digrf/…)验证及测试向量经验
• DFT pattern、function pattern 开发经验
• 熟悉Synopsis、Mentor相关工具
项目经验
• 基带芯片、网络芯片、多媒体芯片、MCU 等
• Stuck-at 覆盖率 到99.5%+ , At-speed 覆盖率 到90%
• Scan Shift 频率200MHz
开发流程
根据项目情况采取不同的DFT Flow,通用流程包括DFT spec 制定、DFT 电路实现、仿真验证、开发测试向量。
多种合作模式
UniIC 可根据客户需求提供多种DFT合作模式,以及工作模式
• 全流程服务:客户提供RTL或netlist,Uniic 完成整个DFT流程,交付DFT网表,提供测试向量、提供测试支持
• 部分服务:Uniic 提供DFT流程中部分服务,与客户公司工程师合作完成项目
• 使用UniIC设计环境、设备、Flow
• 远程登录到客户环境,使用客户设备、Flow,以节省开发时间
Copyright © 2023 Xi'an UnilC Semiconductors Co., Ltd. www.unisemicon.com 陕ICP备14006572号
陕公网安备 61019002001302号