2025汽车半导体生态大会 | 裕太微郝世龙车载TSN交换芯片“强大”问世，剑指打破国际长期垄断局面

Core Viewpoint - The 21st Shanghai International Automobile Industry Exhibition highlights the launch of YuTai Microelectronics' first automotive-grade TSN Switch products, marking a significant step towards breaking the international chip giants' monopoly in automotive high-speed communication chips [1][10]. Company Overview - YuTai Microelectronics, established in 2017, focuses on the design and development of high-speed wired communication chips and has achieved rapid growth, including a listing on the Chinese Science and Technology Innovation Board in 2023 [9]. - The company aims to become a leader in the global wired communication chip market and plans to capture the largest market share in the domestic automotive communication sector [9]. Product Launch - The newly launched TSN Switch series includes the YT9908 and YT9911, which enhance the company's automotive Ethernet product matrix [1][12]. - The TSN Switch chips are designed to meet high precision, low latency, and high reliability requirements in the automotive sector, acting as a hub for data aggregation, scheduling, and forwarding within the vehicle's Ethernet network [3][4]. Technical Features - The YT9908/9911 chips are the first automotive-grade TSN Switch chips in mainland China, integrating self-developed Gigabit and Megabit automotive Ethernet PHYs and supporting multiple high-speed interfaces [4][6]. - Key features include support for eight TSN protocols with clock synchronization precision of less than 20 nanoseconds, self-diagnostic data transmission, and robust error-checking mechanisms [6][4]. Safety and Reliability - The chips are designed with a focus on functional safety, information security, and supply chain security, aiming for ASIL-B level certification [6][9]. - YuTai Microelectronics has invested significantly in third-party testing and certification to ensure product quality and compliance with international standards [6][4]. Market Position and Future Plans - YuTai Microelectronics has positioned itself as a major player in the automotive Ethernet chip market, with millions of units shipped and a commitment to developing a complete automotive Ethernet solution [9][12]. - The company plans to enhance its investment in automotive business and aims to introduce a new SerDes product with advanced capabilities in the coming months [12][10].