The **ME52XAX-R** is a specific model designation typically associated with high-performance **Solid State Drives (SSDs)**, most notably from the Samsung PM9A1a or OEM series. It represents a high-speed storage component used in modern computing environments. --- ### 1. Component Identification The ME52XAX-R is part of the **NVMe (Non-Volatile Memory Express)** storage category. Below are the primary specifications for this electronic part: | Attribute | Specification | | :--- | :--- | | **Interface** | PCIe Gen4 x4 | | **Form Factor** | M.2 2280 | | **Protocol** | NVMe 1.4 | | **NAND Type** | V-NAND (3D TLC) | | **Typical Capacity** | 256GB / 512GB / 1TB / 2TB | --- ### 2. Key Electronic Features The performance and reliability of this part are driven by several integrated circuits and architectural choices: * **Integrated Controller:** It utilizes a proprietary high-speed controller (often the Samsung Elpis or similar) that manages data flow, wear leveling, and error correction. * **DRAM Cache:** It usually features an onboard LPDDR4 DRAM chip to store the mapping table, ensuring lower latency and faster seek times. * **Thermal Management:** The electronics include internal sensors for **Dynamic Thermal Guarding**, which throttles performance if temperatures exceed safe operating limits to protect the silicon. * **Power Management IC (PMIC):** Features a dedicated PMIC to regulate voltage across the NAND cells and the controller, optimizing power consumption for laptop usage. --- ### 3. Performance Metrics Due to the PCIe Gen4 interface, the electronic signaling allows for significantly higher bandwidth compared to older Gen3 parts: 1. **Sequential Read:** Up to 7,000 MB/s. 2. **Sequential Write:** Up to 5,100 MB/s (depending on capacity). 3. **IOPS:** High random read/write speeds suitable for workstation tasks and gaming. --- ### 4. Implementation Details The part is designed for surface-mount installation on motherboards with an M-Keyed M.2 slot. ```json { "part_number": "ME52XAX-R", "category": "Storage", "technology": "Solid State Drive", "mounting_type": "M.2 Slot", "voltage_requirement": "3.3V" } ```