Silicon Motion introduces first automotive-grade PCIe NVMe SSD controller

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Silicon Motion, a provider of semiconductor storage solutions, has unveiled the first SM2264XT-AT automotive-grade PCIe NVMe SSD controller.

Designed with state-of-the-art PCIe Gen4 technology and innovative hardware features, the SM2264XT-AT ensures optimal speed and efficiency and its advanced architecture, built on 12nm process technology, provides robust data protection, ultra-high quality of service (QoS), and improved reliability.

The SM2264XT-AT exhibits steady performance and ultra-responsive handling in automotive SSDs. Equipped with a powerful quad-core ARM R8 CPU, it supports four lanes of 16Gb/s PCIe data flow. Featuring eight NAND channels with speeds of up to 1,600 MT/s per channel, the SM2264XT-AT delivers improved throughput, performance, and reduced power consumption.

One of the key highlights of the SM2264XT-AT is its built-in SR-IOV capability. This empowers enhanced software functionality and streamlines remote management, allowing support for up to eight virtual machines (VMs). By providing dedicated virtual functions (VFs) for each VM, the SM2264XT-AT maximises SSD resource utilisation while reducing host software complexity and CPU power consumption and makes it a suitable choice for future vehicles with centralised architectures.

The SM2264XT-AT has undergone extensive testing and adheres to various automotive processes and certifications. These include AEC-Q100 compliance, ISO 26262 functional safety standards (ASIL-B), IATF 16949 certification for supplier chain compliance, and ASPICE compliance SW development process.