Silicon Motion Technology Corp.

SM2264 - PCIe Gen4 x4 NVMe SSD Controller | Silicon Motion

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SM2264 Übersicht

The Silicon Motion SM2264 is a merchant PCIe Gen4 x4 NVMe 1.4 SSD controller ASIC with four PCIe lanes operating at 16 Gb/s per lane and a quad-core ARM R8 CPU. It is packaged for next-generation SSD designs ranging from mainstream client drives to small-form-factor and automotive SSDs, and its package details are provided as . The controller supports 3D NAND from major suppliers and uses Silicon Motion NANDXtend ECC technology to improve NAND endurance, data retention, and data integrity.

A PCIe NVMe SSD controller is the semiconductor platform that coordinates the host PCIe interface, NAND interface, firmware, error correction, and storage-management functions in a solid-state drive. In the hierarchy of semiconductor devices, the SM2264 is an interface and storage-controller IC rather than a memory package or a complete SSD. Its Gen4 x4 interface provides a high-bandwidth path between a host computer and the NAND storage subsystem.

Key verified features include four PCIe lanes at 16 Gb/s, NVMe 1.4 support, eight NAND channels, quad-core ARM R8 processing, NANDXtend ECC, SRAM ECC, and end-to-end data-path protection. The controller is intended for SSDs rather than general-purpose computing, and its performance depends on the selected NAND packages, firmware, DRAM configuration, thermal design, and the complete SSD implementation. Exact core frequency, power ratings, operating temperature, package dimensions, and NAND-interface data rate were not included in the provided data and are marked for validation.

The SM2264 is suitable for client NVMe SSDs, compact M.2 drives, high-performance gaming storage, industrial storage platforms, and automotive SSD designs when the system requirements match the controller and its qualified firmware. Automotive implementations may require the automotive-qualified SM2264XT-AT variant and full product qualification rather than the standard SM2264 designation.

Designers should validate the complete reference design, PCB stack-up, power rails, NAND compatibility, firmware release, thermal solution, and end-to-end data-integrity requirements before production. PCIe Gen4 x4 link integrity, power delivery, NAND routing, and thermal margin are critical because controller features alone do not determine final SSD performance. This page synthesizes the verified manufacturer and industry-source material, while unavailable electrical, package, pinout, pricing, and lifecycle details remain explicitly unconfirmed.

Drop-in-Alternativen für SM2264 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

Für dieses Produkt sind keine Drop-in-Alternativen verfügbar.

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SM2264 Technische Daten

Product Type PCIe Gen4 x4 NVMe SSD controller
PCIe Interface PCIe Gen4 x4
PCIe Lane Count 4 lanes
PCIe Data Flow per Lane 16 Gb/s
NVMe Support NVMe 1.4
Processor Quad-core ARM R8 CPU
NAND Support 3D NAND from major NAND suppliers
NAND Channel Count 8 channels
ECC Technology NANDXtend error-correcting code
SRAM Protection SRAM ECC
Data Integrity Protection End-to-end data-path protection
Target SSD Markets Mainstream client, small-form-factor, and automotive SSDs

SM2264 standard Pinbelegungsleitfaden

Pinbelegung für SM2264 (standard-Gehäuse). Pin-Nummerierung, Funktionen und Anschlussdiagramme sind im Herstellerdatenblatt definiert. Entnehmen Sie diesem den genauen Footprint und Lötrichtlinien.

Pinbelegungsdiagramm für SM2264 im standard-Gehäuse

Keine detaillierten Pinbelegungsdaten verfügbar für SM2264.

Siehe die Datenblatt für die vollständige Pin-Konfiguration.

Typische Anwendungen

SM2264 ist geeignet für 6 Anwendungs: PCIe Gen4 x4 Client NVMe SSD, M.2 2280 High-Performance SSD, Small-Form-Factor NVMe Storage, Gaming NVMe SSD, Industrial NVMe Storage Platform, Automotive SSD Controller Platform.

💾

PCIe Gen4 x4 Client NVMe SSD

The SM2264 fits client SSDs that need a PCIe Gen4 x4 host interface and NVMe 1.4 support. Its four lanes at 16 Gb/s per lane provide the host-facing bandwidth foundation for high-throughput storage, while the quad-core ARM R8 CPU handles controller-side processing. Designers should pair it with validated 3D NAND, firmware, DRAM configuration, power delivery, and thermal management because the controller specification alone does not determine final sequential or random performance. The resulting SSD should be validated for PCIe link training, power-state transitions, error recovery, and sustained workloads.

🖥️

M.2 2280 High-Performance SSD

The SM2264 is suitable for an M.2 2280 SSD platform using PCIe Gen4 x4 and NVMe 1.4. The controller's four-lane 16 Gb/s interface, eight NAND channels, NANDXtend ECC, SRAM ECC, and end-to-end data-path protection support a high-performance solid-state drive architecture. Actual M.2 2280 compatibility depends on the physical PCB, connector, power states, thermal pad or heatsink implementation, and validated firmware. A thermal solution is particularly important in compact enclosures where sustained SSD workloads can raise controller and NAND temperatures.

🔧

Small-Form-Factor NVMe Storage

The SM2264's support for compact SSD architectures makes it relevant to small-form-factor storage designs where board area, power efficiency, and PCIe bandwidth must coexist. The manufacturer targets emerging small-form-factor SSDs in addition to mainstream client drives. Designers must confirm the exact package, pinout, PCB land pattern, power rails, and thermal envelope before layout. Because those physical and electrical details are not present in the supplied verified snippets, they remain [DATA_NEEDED: package, pinout, power, and thermal data] rather than being assumed.

🎮

Gaming NVMe SSD

A gaming SSD can use the SM2264 when the design requires PCIe Gen4 x4 throughput and NVMe 1.4 behavior for fast loading and high-bandwidth storage. The verified search material identifies an SM2264-based ADATA Legend 960 M.2 2280 SSD, confirming a commercial gaming-oriented use case. The controller should still be validated with the intended NAND and firmware for sustained performance, low-power states, thermal throttling behavior, and console or PC compatibility. Final drive performance is a system-level result rather than a guaranteed controller specification.

🏭

Industrial NVMe Storage Platform

The SM2264 can form the basis of an industrial NVMe storage platform when the selected SSD design requires PCIe Gen4 x4, 3D NAND support, and controller-level data-integrity features. NANDXtend ECC, SRAM ECC, and end-to-end data-path protection address important NAND reliability concerns. Industrial qualification still requires product-specific temperature, endurance, power-failure, shock, vibration, and lifecycle validation. Those requirements are not supplied for the standard SM2264 and must be established with the manufacturer and the complete SSD design.

🚗

Automotive SSD Controller Platform

The automotive use case is supported by the SM2264 family's stated automotive SSD targeting, while the verified material more specifically identifies SM2264XT-AT as a fully automotive-qualified PCIe Gen4 x4 controller with SR-IOV capability. Automotive programs should use the exact qualified MPN rather than treating the standard SM2264 designation as automatically qualified. The design must validate temperature, vibration, shock, data retention, power-loss behavior, firmware lifecycle, functional safety expectations, and vehicle-level EMC requirements. The supplied data does not provide the standard SM2264's numeric automotive ratings.

Zusammenfassung der empfohlenen Produkte

What is the SM2264?
The SM2264 is a Silicon Motion merchant SSD controller for PCIe Gen4 x4 NVMe 1.4 solid-state drives. According to the Silicon Motion product brief, it combines four PCIe lanes at 16 Gb/s per lane, a quad-core ARM R8 CPU, eight NAND channels, NANDXtend ECC, SRAM ECC, and end-to-end data-path protection in a controller ASIC used in client, compact, and automotive SSD designs.
What interface does the SM2264 support?
The SM2264 supports a PCIe Gen4 x4 host interface and NVMe 1.4. The manufacturer describes four lanes of 16 Gb/s PCIe data flow, giving the host-facing interface a nominal aggregate signaling rate of 64 Gb/s before protocol overhead. Actual SSD throughput depends on NAND, firmware, DRAM, thermal conditions, and the complete drive implementation.
How many NAND channels does the SM2264 have?
The SM2264 provides eight NAND channels for 3D NAND storage designs. Silicon Motion states that the controller supports 3D NAND from major suppliers and uses proprietary NANDXtend error-correcting code technology to improve endurance and retention. The exact per-channel signaling rate was not present in the verified data and remains [DATA_NEEDED: NAND interface data rate].
Can SM2264 be used in automotive SSDs?
Yes, the SM2264 family is targeted at performance and automotive SSDs, but the verified material specifically describes SM2264XT-AT as a fully automotive-qualified PCIe Gen4 x4 controller with SR-IOV capability. Automotive designs should therefore validate the exact automotive variant, qualification records, firmware, temperature range, and system-level requirements rather than assuming that every SM2264 designation has identical qualification.
What does NANDXtend do in the SM2264?
NANDXtend is Silicon Motion's proprietary error-correcting code technology for supporting 3D NAND. The manufacturer product brief says it enhances NAND endurance and data retention, while SRAM ECC and end-to-end data-path protection add integrity mechanisms across the storage path. These features reduce the design burden associated with NAND error management, but they do not replace complete SSD validation or qualification.
What processor does the SM2264 use?
The SM2264 uses a quad-core ARM R8 CPU for controller processing. Silicon Motion identifies the CPU as part of the controller's high-performance architecture, but the verified snippets do not provide a verified clock frequency, cache configuration, memory interface, or power specification. Those details require confirmation from the full manufacturer technical document before they are used in a system timing or power budget.
What is the best drop-in replacement for the SM2264?
The verified data does not identify a drop-in replacement for the SM2264. A valid replacement must use the same package, be pin-to-pin compatible, support the same PCIe Gen4 x4 and NVMe 1.4 interface, and meet the NAND-channel, firmware, thermal, and data-integrity requirements of the target SSD. No alternative MPN is listed here because the supplied cross-reference results do not establish those conditions.
Can an SM2268XT replace the SM2264 in an NVMe SSD design?
The supplied search results describe the SM2268XT as a DRAM-less PCIe Gen4 SSD controller, but they do not establish pin-to-pin compatibility, identical package dimensions, or full functional equivalence with the SM2264. Therefore, the SM2268XT is not listed as a drop-in alternative. It may be considered only after a manufacturer-supported comparison confirms package, power, NAND interface, firmware, and performance compatibility.
Where can I download the SM2264 datasheet?
The verified manufacturer PDF is available at https://www.siliconmotion.com/download/3bn/a/SM2264_PB_EN_202010.pdf. The file is titled as an SM2264 product brief in the supplied search result and describes PCIe Gen4 x4, NVMe 1.4, the ARM R8 quad-core CPU, four 16 Gb/s PCIe lanes, eight NAND channels, NANDXtend ECC, SRAM ECC, and end-to-end data-path protection. Confirm the document revision and controlled copy with Silicon Motion before production release.
Where can I find the SM2264 pinout?
The supplied verified results identify the SM2264 as a controller ASIC but do not provide a publicly readable package pinout or package designation. Consequently, the pinout is null rather than inferred. Engineers should obtain the package drawing, land pattern, reference schematic, and pin definitions from Silicon Motion before layout, assembly, or replacement planning.
How do SM2264 and SM2264XT-AT differ?
The verified material describes both as PCIe Gen4 x4 SSD-controller products, but it specifically identifies SM2264XT-AT as fully automotive qualified and highlights built-in SR-IOV capability for high-end automotive applications. The standard SM2264 product brief describes mainstream client, small-form-factor, and automotive SSD targeting, without providing the same detailed automotive qualification statement. Exact MPN differences must be confirmed from controlled manufacturer documentation.
What SSD products use the SM2264 controller?
The verified search results identify ADATA's Legend 960 PCIe Gen4 x4 M.2 2280 SSD as an SM2264-based product, and a review describes the drive as the first tested Silicon Motion SM2264-based M.2 NVMe SSD. This confirms use in a commercial client SSD, but it does not imply that every SSD marketed as PCIe Gen4 x4 uses this controller.
What is the operating temperature range of the SM2264?
The operating temperature range of the standard SM2264 is [DATA_NEEDED: operating temperature range]. The supplied automotive material describes the SM2264XT-AT as fully automotive qualified, but it does not provide a numeric temperature range in the available snippet. Do not assign a temperature rating to a production SSD without checking the exact controller MPN and its controlled datasheet.
What is the price of the SM2264?
The SM2264 price is [DATA_NEEDED: distributor unit price]. The supplied verified data contains product descriptions and source URLs but no distributor price, stock quantity, or quote terms. For commercial evaluation, request a current authorized-distributor quotation and confirm minimum order quantity, packaging, date code, and lead time as of the quote date.
Is the SM2264 in stock?
Stock status is [DATA_NEEDED: current inventory]. The supplied search results establish that the SM2264 is used in commercial SSDs and that manufacturer product briefs are available, but they do not provide a current distributor inventory record. Because merchant-controller availability can vary by package and production run, request a written availability confirmation from an authorized supplier.

Technische Referenzdaten für SM2264 – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose the SM2264 for a merchant PCIe Gen4 x4 NVMe SSD design that needs four 16 Gb/s host lanes, NVMe 1.4, an eight-channel 3D NAND architecture, NANDXtend ECC, and end-to-end data protection. It is a platform controller rather than a complete SSD, so final selection depends on validated NAND, firmware, DRAM, power, layout, and thermal design. For automotive programs, investigate the SM2264XT-AT rather than assuming the standard SM2264 is fully qualified. The SM2268XT may be relevant to DRAM-less designs, but the supplied evidence does not prove drop-in compatibility. No replacement should be approved without the manufacturer package drawing, pinout, electrical limits, and a successful SSD-level validation.

Vergleich mit Alternativen

Parameter Dieses Produkt
Brand Silicon Motion
PCIe Interface PCIe Gen4 x4
PCIe Lane Rate 16 Gb/s per lane
NVMe Version NVMe 1.4
Processor Quad-core ARM R8 CPU
NAND Channels 8 channels
ECC and Data Protection NANDXtend ECC, SRAM ECC, and end-to-end data-path protection

Wichtigste Unterscheidungsmerkmale

  • PCIe Gen4 x4 host interface with four 16 Gb/s lanes (vs. SM2268XT)
  • Eight-channel NAND architecture (vs. SM2268XT)
  • NANDXtend and end-to-end integrity features (vs. SM2268XT)
  • Automotive-targeted controller family (vs. SM2264XT-AT)

Designhinweise

Validate the controller power rails, sequencing, current limits, and SSD power-state transitions against the controlled manufacturer reference design. The supplied verified sources identify a PCIe Gen4 x4 controller and quad-core ARM R8 CPU but do not provide SM2264 power ratings, so do not estimate rail budgets from generic SSD controllers. Confirm steady-state and transient requirements at the exact NAND, DRAM, and firmware configuration.

Plan thermal management at the controller, DRAM, and NAND levels, especially for M.2 2280 and small-form-factor products. Use the manufacturer's validated thermal design, account for sustained sequential and random workloads, and verify temperature behavior in the final enclosure. Thermal throttling and retention effects must be characterized with the actual NAND and firmware; no thermal resistance or maximum junction temperature was supplied.

Obtain the controlled SM2264 package drawing, pinout, reference PCB, and land pattern before routing. Pay particular attention to high-speed PCIe lanes, NAND channels, power delivery, grounding, and signal-return paths. A four-lane PCIe Gen4 interface and eight NAND channels require disciplined differential routing and impedance control, but exact stack-up and trace geometry cannot be responsibly inferred from the supplied search snippets.

Do not substitute an automotive or DRAM-less controller solely because it is also marketed for PCIe Gen4 x4 SSDs. SM2264XT-AT is described as automotive qualified and includes SR-IOV, while the search results describe SM2268XT as DRAM-less; neither establishes pin-to-pin or drop-in equivalence with SM2264. Confirm package, pinout, NAND compatibility, firmware, power, and qualification before considering any replacement.

Compliance-Informationen

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Bleifrei
Unknown
Halogenfrei
Unknown
Konfliktmineralien
Unknown

The supplied manufacturer and industry snippets do not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements for the standard SM2264. The SM2264XT-AT is described as fully automotive qualified in the supplied automotive source, but the exact qualification framework and evidence require manufacturer confirmation.

Daten verifiziert am: 2026-10-21 – Daten geprüft und kuratiert vom Bauteil-Engineering-Team von XAIPART

Ähnliche Suchanfragen

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Verwandte Bauteile & Begriffe

Silicon Motion SM2264 SM2264XT-AT PCIe PCIe Gen4 x4 NVMe NVMe 1.4 ARM R8 quad-core processor 3D NAND NANDXtend error-correcting code SRAM ECC end-to-end data-path protection M.2 2280 SSD controller merchant ASIC mainstream client SSD small-form-factor SSD automotive SSD SR-IOV PCI-SIG Silicon Motion SM2264 product brief
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