SM2267XT DRAMless NVMe SSD Controller | Silicon Motion
部品番号: SM2267XT ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
SM2267XT 概要
A solid-state-drive controller is an integrated circuit that coordinates the host interface, NAND media, flash translation layer, error correction, wear management, and data integrity functions. In an SSD, the controller sits between the PCIe/NVMe host interface and one or more NAND packages, converting logical block commands into NAND operations. The SM2267XT is associated with a DRAMless design, so system-level performance depends on NAND support, firmware, host-memory behavior, and the particular SSD implementation rather than on a dedicated external DRAM cache.
The controller's key differentiator in the supplied evidence is the combination of merchant ASIC/firmware support for 3D NAND and Silicon Motion's proprietary NANDXtend ECC technology. The manufacturer describes SRAM ECC and end-to-end data-path protection as complementary mechanisms intended to improve data protection, endurance, and retention in NAND storage systems. These claims apply to the controller solution and should be validated against the final SSD qualification, firmware release, NAND configuration, and test results.
Typical usage includes entry-level and mainstream PCIe NVMe SSDs, laptop storage, compact computers, gaming systems, and other cost-sensitive storage products where a DRAMless architecture simplifies the SSD design. The Kingston NV2 1 TB listing reports a PCIe 4.0 x4 interface and identifies SM2267XT, while another result describes its use in a Lenovo YOGA 9i-based laptop SSD. These examples demonstrate deployment context, not a guarantee that every SM2267XT-based SSD has identical performance.
Designers must obtain the manufacturer product brief and approved hardware design package before layout or firmware work. NAND device support, electrical timing, power rails, thermal behavior, PCIe lane configuration, package ballout, and production firmware are not fully specified in the verified excerpts and must not be inferred. A storage-controller design should also validate ECC margins, power-loss recovery, thermal throttling, wear-leveling behavior, and compatibility with the selected NAND packages.
This page synthesizes the supplied manufacturer PDF, SSD database references, and application examples into a component-focused overview. It distinguishes verified capabilities from missing package, pricing, pinout, and lifecycle data rather than extrapolating specifications that are not present in the source material.
ドロップイン代替品: SM2267XT — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: SM2267XT （同一形状・フットプリント） — 相違点: Product Type, Encryption, Host Interface, NAND Type Support.
クイック比較ツール — 並列比較する代替部品を選択:
この製品に利用可能なドロップイン代替品はありません。
代替品をリクエストSM2267XT 最大定格＆電気的特性
| Product Type | Merchant SSD controller ASIC and firmware solution |
| Storage Controller Function | PCIe/NVMe SSD controller |
| NAND Support | 3D NAND from major NAND suppliers |
| Error Correction | Silicon Motion NANDXtend ECC technology |
| SRAM Data Protection | SRAM ECC supported |
| Data-Path Protection | End-to-end data-path protection |
| Observed SSD Host Interface | PCI Express 4.0 x4 |
| Observed SSD Protocol | NVMe |
| DRAM Architecture | DRAMless |
| NAND Type in Reported Kingston NV2 | 112-layer TLC NAND from Kioxia |
SM2267XT standard ピン配置ガイド
SM2267XT (standard パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: SM2267XT.
詳細は データシート をご参照ください。
主な用途
SM2267XT の用途: 6 件s: PCIe 4.0 x4 NVMe Laptop SSD, Entry-Level Desktop NVMe SSD, Gaming Storage Module, Mainstream M.2 2280 Storage, High-Endurance Client SSD, Compact Embedded Computer Storage.
PCIe 4.0 x4 NVMe Laptop SSD
SM2267XT is suitable for a compact PCIe 4.0 x4 NVMe laptop SSD when the design targets a DRAMless merchant controller architecture. The verified Kingston NV2 reference identifies SM2267XT in a PCIe 4.0 x4 SSD, while TweakTown identifies it in a Union Memory A630 laptop SSD used with a Lenovo YOGA 9i platform. The controller solution can coordinate 3D NAND access and data protection without a dedicated DRAM cache. Final performance and power results depend on the NAND packages, firmware, thermal design, PCIe signal integrity, and host-memory behavior.
おすすめ
Entry-Level Desktop NVMe SSD
SM2267XT can support an entry-level desktop SSD built around PCIe 4.0 x4 NVMe storage. Its verified merchant ASIC and firmware model, 3D NAND support, and NANDXtend ECC make it relevant to designs balancing storage capability, data protection, and controller integration. A DRAMless implementation can reduce the number of supporting components, but sustained write behavior and responsiveness still depend on the selected NAND and firmware. Validate burst-current limits, thermal performance, and power-loss recovery in the finished enclosure.
おすすめ
Gaming Storage Module
SM2267XT can be evaluated for a gaming SSD module where a PCIe 4.0 x4 interface and NAND data protection are required, but cost and thermals are tightly constrained. A supplied Kingston NV2 2 TB reference associates SM2267XT with gaming-storage use and reports PCIe 4.0 x4 and NVMe 1.4 in the finished drive context. The controller itself does not guarantee a particular game benchmark. SSD configuration, firmware, NAND pairing, DRAMless behavior, and the host platform must be validated together.
おすすめ
Mainstream M.2 2280 Storage
SM2267XT is applicable to an M.2 2280 PCIe NVMe SSD when a compact board must combine host-interface control, NAND management, and ECC in one merchant solution. The Kingston NV2 1 TB reference describes an M.2 2280 product using SM2267XT, Kioxia 112-layer TLC NAND, and a PCIe 4.0 x4 connection. The exact M.2 mechanical drawing and electrical pin assignment are not supplied for the bare controller, so the SSD integrator must use approved reference designs and validate signal integrity, power sequencing, and thermal paths.
おすすめ
High-Endurance Client SSD
SM2267XT may fit a client SSD design that prioritizes NAND endurance and retention management through Silicon Motion’s NANDXtend ECC, SRAM ECC, and end-to-end data-path protection. These mechanisms are specifically identified by the manufacturer as improving 3D NAND protection. They should not be treated as a substitute for NAND qualification, wear-leveling validation, power-loss testing, or workload-specific endurance testing. The controller solution is best considered alongside a controlled NAND list and a repeatable firmware qualification process.
おすすめ
Compact Embedded Computer Storage
SM2267XT can support embedded or compact-computer storage when the product requires NVMe storage and accepts a DRAMless controller architecture. The verified TweakTown result documents use in a Union Memory A630 laptop SSD, demonstrating that the controller has appeared in compact portable systems. Embedded adoption still requires confirmation of operating temperature, power rails, lifecycle commitments, ECC margins, and recovery behavior. Without those manufacturer specifications, the controller should remain at the feasibility and qualification stage.
おすすめ
エンジニアリング参考データ: SM2267XT — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | SM2267 | SM2267G | SM2263 | E19T | SM2264 |
|---|---|---|---|---|---|---|
| Brand | Silicon Motion | Silicon Motion | Silicon Motion | Silicon Motion | Phison | Silicon Motion |
主な差別化要因
- Merchant ASIC and firmware solution （vs SM2267)
- NANDXtend data-protection positioning （vs E19T)
- Observed DRAMless deployment （vs SM2267)
- Documented use in laptop SSDs （vs SM2263)
設計ノート
Estimated: Do not design the SSD power tree from the available SSD-level observations. Obtain the SM2267XT electrical specification and approved reference design before selecting PCIe, NAND, core, and auxiliary rails. Check steady-state and burst current, sequencing, decoupling, and power-loss recovery for the selected NAND package. DRAMless operation can reduce memory-system complexity but does not eliminate transient-load or firmware-state requirements.
Estimated: Treat PCIe and NAND routing as a high-speed signal-integrity problem. Use manufacturer-approved reference layouts, controlled-length routing guidance, continuous return paths, and defined impedance rather than copying an SSD photograph. Validate differential pairs, NAND interface timing, power planes, and connector/ball-escape geometry with the final stack-up. Exact trace dimensions are [DATA_NEEDED: package and interface layout data].
Estimated: Because the controller's exact power, package, and thermal-resistance data are not supplied, calculate thermal performance from the final SSD power map and the manufacturer's package data. Measure controller and NAND temperatures across sequential writes, sustained random writes, cold operation, and worst-case ambient. Confirm whether the enclosure limits sustained throughput before selecting a controller for a compact system.
Estimated: Avoid treating an SSD containing SM2267XT as proof that a replacement controller will work. NAND support, firmware revision, ECC margins, power-loss behavior, PCIe link training, and production provisioning can differ even when two devices are described as PCIe NVMe controllers. Require an approved cross-reference and rerun the complete SSD qualification rather than relying only on MPN similarity.
Estimated: Validate the complete NAND list before committing to a product. The manufacturer excerpt states support for 3D NAND from major suppliers, while the Kingston example uses Kioxia 112-layer TLC NAND; these statements do not guarantee every package, density, revision, or firmware combination. Record NAND part numbers, ECC results, wear behavior, retention testing, and firmware release identifiers in the design record.
コンプライアンス情報
The supplied manufacturer PDF excerpt and web results do not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements for SM2267XT. These fields remain unknown rather than assumed compliant.