会社ブログについて Supply and Procurement of ASM2362: A Two-Way Supply Chain Channel for the 10 Gbps USB-NVMe Bridge Controller

With the widespread adoption of USB 3.2 Gen2 ports in PCs, laptops, and mobile devices, the speed benchmark for external storage has risen from approximately 550 MB/s in the SATA era to over 1,000 MB/s. At this bandwidth threshold, ASMedia’s ASM2362 has become one of the highest-shipping controllers for external NVMe SSD enclosures, docking stations, and embedded storage solutions by providing a high-speed bridge between PCIe Gen3 x2 and USB 3.2 Gen2x1 in a single chip. For manufacturers seeking a stable supply of the ASM2362 or looking to liquidate existing inventory of this model, the dual-service approach—offering both supply and buyback—provided by Mingjiada Electronics presents a supply chain pathway worth considering.

I. ASM2362 Product Positioning and Core Architecture

The ASM2362 is ASMedia’s first-generation PCI Express downstream-to-USB 3.2 upstream bridge controller. It integrates one PCIe Gen3 x2 interface and one USB 3.2 Gen2x1 device port, providing a bandwidth channel of up to 10 Gbps between the two bus systems. The chip can be used for external NVMe SSD applications without requiring additional drivers, delivering benchmark performance exceeding 1,000 MB/s. It also features a built-in 10 Gbps multiplexer and Type-C Configuration Channel logic, enabling direct compatibility with Type-C connectors and eliminating the need for external multiplexer circuits.

II. Technical Features: Why the ASM2362 Remains a Key Player in the 10 Gbps Segment

In terms of interface protocols, the ASM2362’s specifications cover the key link requirements for external NVMe storage. On the USB side, it supports USB 3.1 Gen2 speeds, BOT and UAS protocols, link power management, hot-plugging, and spread-spectrum clock control, and is compatible with unmap, ATA passthrough, and vendor-defined command sets. On the PCIe side, it supports PCIe Gen3 x2, driverless NVMe SSDs, and a 100 MHz differential reference clock output, and is compatible with various form factors such as M.2 and U.2. On the NVMe side, it covers NVMe power management, the SCSI Translation Reference Specification Rev. 1.5, the TRIM command set, error reporting and recovery, and S.M.A.R.T. monitoring.

In terms of packaging and power supply, the ASM2362 uses a 9×9 mm² QFN64 green (lead-free) package that complies with RoHS standards. It is powered externally by 3.3V and 1.05V, paired with a 25MHz local crystal oscillator, and features a built-in 3.3V-to-2.5V LDO, making it ideal for compact hard drive enclosures and docking stations in terms of board space and the number of external components. Compared to the ASM2364 (QFN-88 package, PCIe Gen3 x4) in the same series, which is designed for 20 Gbps, the ASM2362 strikes a balance between performance and cost at the 10 Gbps tier with its smaller package and simplified peripheral requirements. This is one of the reasons it continues to be widely adopted in the mainstream price segment of external NVMe hard drive enclosures.

III. Typical Application Scenarios: From Consumer-Grade SSD Enclosures to Embedded On-Board Solutions

The ASM2362 is not limited to a single product category. External NVMe SSD enclosures represent the largest volume of shipments; products such as the ASUS ROG Phantom SSD enclosure utilize this controller, supporting various M.2 form factors from 2230 to 2280. When paired with a PCIe 3.0 NVMe SSD, real-world testing shows that sustained read speeds can consistently exceed 1,050 MB/s. In terms of M.2 NVMe docking stations and cloning docks, manufacturers such as Delock have launched docking station products based on the ASM2362 that support dual-drive cloning, the UASP protocol, and boot functionality. Additionally, USB Type-C to U.2/SFF-8643 adapters leverage the ASM2362’s support for U.2 SFF-8639 and SFF-8643 interfaces to provide a USB external connection for enterprise-grade U.2 NVMe SSDs; In embedded systems and on-board SSDs, this chip is also used in high-performance external or on-board NVMe solutions for PCs, laptops, servers, and embedded devices. This coverage spanning both consumer and embedded scenarios means that procurement demand for the ASM2362 is relatively dispersed; inventory fluctuations in a single product category may not necessarily reflect the full picture of overall supply and demand.

IV. Mingjiada Electronics’ Dual-Directional Services for ASM2362 Supply and Procurement

Shenzhen Mingjiada Electronics Co., Ltd., established in 1996, has been deeply involved in the electronic components distribution sector for nearly three decades. Positioned as an authorized independent distributor and certified under the ISO 9001 Quality Management System, the company provides a long-term, stable supply of ASMedia’s full range of USB controller chips and PCIe bridge chips. It also offers global inventory buyback services covering end-market sectors such as AI computing, automotive electronics, servers, industrial control, and consumer electronics.

On the ASM2362 supply side, Mingjiada treats this model as a core in-stock item for 10G USB-NVMe bridge chips. We support the supply of brand-new, genuine products, provide small-batch samples to meet R&D selection and validation needs, and handle large-volume order fulfillment through our logistics system. On the ASM2362 procurement side, Mingjiada purchases ASM2362 and related ASMedia series excess inventory from manufacturers and distributors resulting from project changes, order cancellations, or overstocking. Priority is given to original, unopened packages, tape-and-reel, tube-packaged, and palletized materials. The procurement process consists of online preliminary evaluation → on-site inspection → professional valuation → cash settlement, aimed at helping holders liquidate idle inventory and recover working capital. This two-way “supply + buyback” structure reduces one-to-many communication costs for solution providers and manufacturers who may need to restock at certain stages and clear out leftover inventory at other stages.

V. Conclusion

The 10Gbps USB-NVMe bridge solution represented by the ASM2362 continues to occupy a niche characterized by large shipment volumes and broad end-user coverage as USB4 and 20Gbps solutions penetrate the market. For buyers, the focus is on stable delivery times and batch consistency for genuine, original products; for those holding inventory, the focus is on compliant and efficient channels for monetization. Mingjiada Electronics has established both supply and procurement channels for the ASM2362 model specifically; its value lies not in manufacturing demand, but in providing a predictable connection option within the chip distribution chain.

Contact Information: Contact Person: Mr. Chen, Phone: +86 13410018555, Email: sales@hkmjd.com, Address: Rooms 1239–1241, Xinyazhou Guoli Building, Futian District, Shenzhen.