SM2504XT - PCIe 5.0 NVMe 2.0 SSD Controller | Silicon Motion
部品番号: SM2504XT ✓ 生産中| 数量 | 単価 | 小計 |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
SM2504XT 概要
An SSD controller is the semiconductor system responsible for managing the connection between a host computer and NAND flash storage. In the storage hierarchy, an SM2504XT sits below the NVMe host interface and above the NAND array, translating storage commands, managing data paths, coordinating flash operations, and helping optimize endurance and performance. Its PCIe Gen5 x4 interface and NVMe 2.0 support target next-generation client SSD platforms.
Key features include a four-channel architecture, support for Host Memory Buffer (HMB), and a design focused on DRAM-less SSD operation. The manufacturer describes the architecture as balancing performance, efficiency, and flexibility while supporting high-density, low-power storage solutions. The controller is reported to consume under 5 W and achieve an 11% performance-per-watt improvement compared with the previous generation.
The SM2504XT is manufactured using TSMC N6, a 6 nm process technology associated with improved power efficiency and density compared with older process nodes. Its performance targets make it suitable for high-end client SSDs used in laptops, desktops, workstations, and other systems requiring PCIe 5.0 storage throughput.
Typical applications include M.2 2280 NVMe SSDs, high-performance laptop SSDs, desktop gaming systems, workstation storage, and compact client storage designs. An engineering-sample 2 TB M.2 2280 configuration has been reported with 11,500 MB/s sequential read, 11,000 MB/s sequential write, 1,700K random read IOPS, and 2,000K random write IOPS.
Designers should verify NAND-device support, firmware support, thermal behavior, power delivery, and the exact package footprint against the manufacturer documentation before releasing a production SSD. Because the verified material does not provide the physical package dimensions, pin list, endurance rating, or production pricing, those details require separate manufacturer confirmation.
This page combines the official Silicon Motion product brief, manufacturer PDF, and verified public technical summaries to clarify the SM2504XT's positioning, performance targets, power-efficiency claims, and design validation points.
ドロップイン代替品: SM2504XT — 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。
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SM2504XT 最大定格＆電気的特性
| Product Type | PCIe Gen5 x4 NVMe 2.0 SSD Controller |
| Host Interface | PCIe Gen5 x4 |
| Storage Protocol | NVMe 2.0 |
| Sequential Read Speed | Up to 11.5 GB/s |
| Sequential Write Speed | Up to 11.0 GB/s |
| Random Read IOPS | Up to 1.7 million IOPS |
| Random Write IOPS | Up to 2.0 million IOPS |
| Process Technology | TSMC 6 nm N6 |
| Architecture | Four-channel SSD controller |
| Power Consumption | Under 5 W |
| Performance-per-Watt Improvement | 11% versus previous generation |
| DRAM Support | DRAM-less operation with Host Memory Buffer support |
| Host Memory Buffer | Supported |
| Target SSD Form Factor | M.2 2280 engineering-sample configuration reported |
| Engineering Sample Capacity | 2 TB |
SM2504XT standard ピン配置ガイド
SM2504XT (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: SM2504XT.
詳細は データシート をご参照ください。
主な用途
SM2504XT の用途: 6 件s: M.2 2280 Client SSD, High-Performance Laptop SSD, Desktop Gaming Storage, Workstation Storage, Compact Client Computer Storage, High-Speed Portable Storage.
M.2 2280 Client SSD
The SM2504XT is directly aligned with high-density M.2 2280 client SSD development because the verified engineering-sample data uses that form factor. Its PCIe Gen5 x4 interface, four-channel architecture, and HMB support can serve as the platform for a DRAM-less or externally buffered NVMe design. The reported targets of 11.5 GB/s sequential reads and 11.0 GB/s writes provide a strong starting point for demanding desktop and laptop storage, but final performance depends on NAND selection, firmware, thermal design, and host compatibility. Validate signal integrity, power sequencing, and sustained workloads before production.
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High-Performance Laptop SSD
The SM2504XT fits laptop SSD concepts that need high throughput with efficient operation. Its reported under-5 W platform power target can help limit heat in compact notebooks, while up to 1.7 million random-read IOPS benefits workload responsiveness. Laptop integration still requires careful battery-power planning, thermal throttling analysis, and validation of the complete M.2 drive rather than relying only on controller headline specifications.
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Desktop Gaming Storage
For a gaming desktop, the SM2504XT can support a PCIe Gen5 x4 NVMe SSD aimed at rapid game loading and responsive asset access. The reported 11.5 GB/s sequential-read target and 1.7 million random-read IOPS are relevant for large game libraries, although real-world benefit depends on the host platform, game workload, storage queue depth, and drive firmware. A complete SSD validation should include sustained performance and thermal behavior.
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Workstation Storage
The SM2504XT's PCIe Gen5 x4 bandwidth and high random-write target make it relevant to workstation storage prototypes handling project files, containers, and large asset libraries. The four-channel architecture and reported 11.0 GB/s sequential-write capability can help reduce transfer bottlenecks, while the low-power target may simplify cooling compared with earlier high-power Gen5 designs. Workstation deployment still requires sustained-write testing, thermal qualification, and validation of the selected NAND and firmware.
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Compact Client Computer Storage
The SM2504XT can serve as the storage controller foundation for compact client computers that need high-speed NVMe storage without adopting a cooling-intensive enterprise design. Its DRAM-less HMB support can help reduce the need for dedicated external DRAM while retaining performance-oriented architecture. Integration must account for the controller package, PCIe lane routing, power rails, NAND topology, thermal pads, and host boot requirements that are not fully specified in the verified excerpts.
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High-Speed Portable Storage
A portable SSD built around SM2504XT could benefit from the reported 11.5 GB/s sequential-read target when connected through a compatible PCIe Gen5 host. The controller's efficiency focus may help manage battery and enclosure thermal constraints in portable storage. The finished product still needs shock, temperature, power-loss, endurance, and host-compatibility testing because the verified material does not specify those finished-drive qualifications.
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おすすめ製品の概要
エンジニアリング参考データ: SM2504XT — 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 |
|---|---|
| Product Type | PCIe Gen5 x4 NVMe 2.0 SSD Controller |
| Brand | Silicon Motion |
| Host Interface | PCIe Gen5 x4 |
| Storage Protocol | NVMe 2.0 |
| Sequential Read Speed | Up to 11.5 GB/s |
| Sequential Write Speed | Up to 11.0 GB/s |
| Random Read IOPS | Up to 1.7 million IOPS |
| Random Write IOPS | Up to 2.0 million IOPS |
| Process Technology | TSMC 6 nm N6 |
| Power Consumption | Under 5 W |
| Channel Count | Four-channel |
主な差別化要因
- High-performance PCIe Gen5 positioning （vs Generic PCIe Gen5 SSD controllers)
- DRAM-less design support （vs Controllers requiring a dedicated external DRAM configuration)
- Power-efficiency emphasis （vs Higher-power client SSD controller designs)
- Advanced process implementation （vs Older-generation SSD controller process technologies)
設計ノート
Validate the SM2504XT package footprint, pin mapping, power rails, and PCIe Gen5 routing against the current Silicon Motion documentation before PCB release. The supplied verified sources do not provide the package dimensions or pinout, so do not derive land patterns from generic controller layouts. Confirm differential-pair geometry, reference-plane continuity, connector impedance, and NAND-channel routing with the manufacturer reference design where available.
Treat the reported under-5 W figure as a platform or product brief claim, not a universal SSD power limit. Measure the completed SSD with its selected NAND, firmware, workload, ambient temperature, and enclosure. A client Gen5 drive can develop additional heat during sustained writes, so verify controller junction temperature, NAND temperatures, thermal-pad contact, and the effect of any power-management states before production release.
Do not substitute another PCIe Gen5 SSD controller solely because it has similar headline throughput. A valid alternative must match the physical footprint and pinout, power sequencing, NAND interface, PCIe behavior, firmware expectations, thermal limits, and validation status. The supplied cross-reference search returned no documented drop-in replacement, so any redesign should begin with a fresh manufacturer-supported component review rather than a PCB swap.
コンプライアンス情報
The verified web data does not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. Confirm current compliance documentation with Silicon Motion before production release.