SM2322 - USB 3.2 Gen2 x2 PSSD Controller | Silicon Motion
料号： SM2322 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
SM2322 概述
A portable SSD controller is a semiconductor that coordinates a USB host, flash-memory devices, data paths, firmware, and storage-management functions. It sits within the storage hierarchy as a USB storage controller, portable SSD controller, interface controller, and system-level semiconductor. Integrating the controller and required storage functions into one chip can reduce external bridge requirements and simplify portable SSD designs.
Key verified features include USB 3.2 Gen2 x2 connectivity, AES 256-bit encryption, fingerprint security, and Trusted Computing Group Opal compliance. The manufacturer also identifies ProRes support and compatibility with the MFi specification, Windows, Android OS, and macOS. These capabilities target portable storage used with iPhone users, HD content creators, AI smartphones, and gaming consoles.
The SM2322 is positioned as a single-chip solution intended to reduce external BOM cost, shorten development time, and lower system cost for portable SSD manufacturers. Compared with a design requiring an external bridge, direct connectivity can simplify signal routing and firmware integration, although the exact power, performance, NAND-interface, endurance, and thermal details are not present in the supplied verified data.
Typical applications include portable SSDs, AI smartphone storage, gaming-console accessories, and HD content-creation workflows. When evaluating a design, verify the package footprint, USB host compatibility, supported NAND devices, firmware requirements, security provisioning flow, and thermal performance against the complete manufacturer documentation before schematic release.
This page synthesizes the verified manufacturer description, storage-application context, security capabilities, and sourcing references. Detailed electrical, mechanical, lifecycle, and pricing information remains explicitly marked where the supplied data does not establish it.
直接替换替代料： SM2322 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
SM2320
✅ 直接替换📋 参考替代料（不在目录中）
[DATA_NEEDED: verified same-brand alternative 2]
✅ 直接替换📋 参考替代料（不在目录中）
[DATA_NEEDED: verified same-brand alternative 3]
✅ 直接替换📋 参考替代料（不在目录中）
[DATA_NEEDED: verified cross-brand alternative 1]
✅ 直接替换📋 参考替代料（不在目录中）
[DATA_NEEDED: verified cross-brand alternative 2]
✅ 直接替换📋 参考替代料（不在目录中）
SM2322 最大额定值与电气特性
| Product Type | Portable SSD controller |
| Controller Architecture | Single-chip PSSD controller |
| USB Interface | USB 3.2 Gen2 x2 |
| Encryption | AES 256-bit |
| Security Authentication | Fingerprint security |
| Security Standard | Trusted Computing Group Opal specification |
| Host Connectivity | Direct host connection without external bridge chip |
| Video Format Support | ProRes |
| MFi Compatibility | MFi specification support |
| Operating-System Compatibility | Windows, Android OS, and macOS |
| Application Focus | High-density portable SSD and AI data storage |
SM2322 standard 引脚配置指南
SM2322（standard 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： SM2322.
请参阅 数据手册 以查看完整引脚配置。
典型应用
SM2322 适用于 6 应用s: High-Performance Portable SSDs, AI Smartphone Storage, Gaming Console Accessories, HD Content-Creation Storage, Secure Portable Data Storage, Cross-Platform Storage Accessories.
High-Performance Portable SSDs
The SM2322 fits portable SSD designs that require USB 3.2 Gen2 x2 connectivity and a single-chip controller without an external bridge. Its direct host connection can simplify the system architecture and reduce external BOM requirements, while the integrated controller can simplify firmware integration for compatible NAND configurations. During development, verify sustained throughput, thermal behavior, NAND support, and enclosure compatibility because those detailed specifications are not included in the supplied data.
推荐
AI Smartphone Storage
The SM2322 is identified by the verified industry result as suitable for AI smartphone and next-generation smart-device storage applications. USB 3.2 Gen2 x2 provides the intended interface for portable data transfer, while Android OS compatibility and MFi specification support address parts of the mobile ecosystem. Integration engineers should validate accessory power, connector mechanics, host compatibility, security provisioning, and sustained transfer behavior in the finished device enclosure.
推荐
Gaming Console Accessories
The SM2322 is positioned for high-density portable storage used with gaming consoles and gaming-oriented devices. A single-chip design can reduce the external component count compared with a bridge-based implementation, which may benefit compact accessories where board area and design complexity are constrained. The verified material does not state supported console models, throughput limits, thermal limits, or certification requirements, so compatibility testing is mandatory before production release.
推荐
HD Content-Creation Storage
The verified storage-industry material identifies SM2322 as suitable for high-density portable storage used by HD content creators and highlights ProRes support. This makes the controller relevant to workflows involving high-resolution media transfer between compatible systems. Designers should validate sustained write performance, file-system behavior, host software recognition, cable and connector reliability, and enclosure temperature rise; none of those detailed values is supplied in the verified search data.
推荐
Secure Portable Data Storage
The SM2322 provides AES 256-bit encryption and fingerprint security according to the verified manufacturer description, making it relevant to portable storage products that require data-at-rest protection and user authentication. Trusted Computing Group Opal specification compliance provides an additional security-oriented design reference. Firmware, key provisioning, fingerprint sensor integration, unlock behavior, and security certification details must be confirmed from the complete manufacturer documentation before implementation.
推荐
Cross-Platform Storage Accessories
Compatibility with Windows, Android OS, and macOS makes the SM2322 relevant to portable storage accessories intended for broad host coverage. The direct host connection and single-chip architecture can simplify product integration, while the controller’s security features support differentiated storage products. Cross-platform qualification remains necessary because host versions, filesystem behavior, USB power management, accessory-mode requirements, and application-level workflows are not fully specified in the supplied data.
推荐
推荐产品汇总
工程参考数据： SM2322 ——对比、设计指导和合规信息。
选型指南
关键差异点
- Single-chip portable SSD integration （对比 SM2320)
- Verified high-speed storage positioning （对比 [DATA_NEEDED: verified cross-brand alternative 1])
- Security feature set （对比 SM2320)
- Cross-platform application focus （对比 [DATA_NEEDED: verified cross-brand alternative 1])
设计说明
The supplied verified data does not state the SM2322 supply voltage, current, power consumption, or power-state behavior. Before schematic release, obtain the complete electrical specification and define the USB power budget across the host, controller, NAND devices, and any fingerprint-security circuitry. Verify startup sequencing, suspend/resume behavior, fault current, and the controller’s requirements for the selected portable-SSD enclosure.
Treat USB routing, NAND routing, power delivery, and high-speed integrity as board-level design constraints. Keep the USB connector, protection network, decoupling, and controller connections arranged according to the complete manufacturer reference layout; exact pin assignments and package dimensions are not present in the verified data. Do not freeze the footprint or component placement until the official package drawing and pinout have been obtained.
Portable SSD products combine a controller, NAND, connector, and enclosure, so sustained data transfer can create system-level heating even when the controller rating is acceptable. The verified material does not provide SM2322 thermal resistance or power dissipation. Measure worst-case controller and NAND temperatures inside the intended enclosure, with representative host workloads and ambient conditions, then validate the result against the complete manufacturer limits.
AES 256-bit encryption, fingerprint security, and TCG Opal specification compliance should be treated as coordinated firmware and hardware requirements. Define the key lifecycle, secure provisioning path, unlock policy, lock behavior, recovery procedure, and host enumeration expectations before integrating the controller. Verify the selected fingerprint sensor and security workflow against the complete manufacturer reference design rather than inferring implementation details from the product brief.
Do not treat USB 3.2 Gen2 x2, ProRes support, or operating-system compatibility as a complete compatibility guarantee. Confirm supported NAND devices, firmware releases, filesystem behavior, host power modes, cable requirements, maximum supported capacity, and enclosure thermal limits. Also do not substitute a controller based only on a generic cross-reference result, because package, firmware, security, and board-level dependencies may differ.
合规信息
The verified manufacturer material states Trusted Computing Group Opal specification compliance, but it does not provide RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations for the SM2322.