News
SST starts mass production of automotive embedded flash on UMC 28nm process
Monday, January 19, 2026 at 06:40 AM
Silicon Storage Technology (SST) has commenced mass production of its fourth-generation automotive-grade embedded flash memory using UMC's 28HPC+ process technology.
Context
SST, a subsidiary of Microchip Technology, has launched mass production of its fourth-generation SuperFlash technology on UMC’s 28nm HPC+ process. This move shifts automotive embedded flash into more advanced nodes, offering higher density and lower power consumption for modern vehicle architectures. By utilizing the 28nm platform, the partnership enables the development of high-performance microcontrollers essential for the global transition toward software-defined and electric vehicles.
The expansion strengthens UMC’s presence in the automotive sector, targeting high-growth areas like ADAS and smart cockpit systems. The 28HPC+ node is specifically optimized for reliability, meeting rigorous automotive standards while ensuring high yield. As production ramps up, this collaboration provides a scalable solution for integrating secure, non-volatile memory into mission-critical automotive chips, allowing UMC to capture more high-margin business in a competitive semiconductor landscape.
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