The part number **48NDV-2GD-R/Q** refers to a high-density, automotive-grade memory component, specifically a **LPDDR4 (Low Power Double Data Rate 4)** SDRAM module manufactured by **Micron Technology**. Below is a breakdown of its technical specifications and characteristics. --- ### 1. Technical Specifications | Parameter | Specification | | :--- | :--- | | **Memory Type** | LPDDR4 SDRAM | | **Density** | 16 Gb (2 GB) | | **Configuration** | 512 Meg x 32 (Split into 2 channels x 16 bits) | | **Clock Frequency** | Up to 1600 MHz (3200 MT/s) | | **Operating Voltage** | VDD1: 1.8V / VDD2: 1.1V / VDDQ: 1.1V | | **Operating Temperature** | Automotive Grade (-40°C to +105°C) | | **Package Type** | 200-ball VFBGA | --- ### 2. Part Number Decoder While Micron's internal nomenclature can be complex, the suffixing typically indicates the following: * **48N**: Refers to the specific LPDDR4 family and architecture. * **DV**: Designates the specific die revision or internal silicon variant. * **2GD**: Indicates the capacity (2 Gigabytes). * **-R/Q**: These are the "Speed" and "Package" qualifiers. * **R** usually denotes the cycle time or timing bin. * **Q** often signifies "Automotive Certified" or "AEC-Q100" compliance. --- ### 3. Key Features 1. **Low Power Consumption:** Designed for mobile and embedded applications, utilizing low-voltage swing logic to minimize battery drain. 2. **High Bandwidth:** By using a dual-channel architecture (16-bit per channel), it allows for high-speed data transfer required for modern infotainment and ADAS (Advanced Driver Assistance Systems). 3. **Automotive Reliability:** The "Q" designation ensures the part has undergone rigorous stress testing to handle the extreme temperature fluctuations and vibrations found in vehicular environments. 4. **On-Die Termination (ODT):** Improves signal integrity by reducing reflections on the high-speed data lines. --- ### 4. Typical Applications * **In-Vehicle Infotainment (IVI):** Powering high-resolution dashboard displays and GPS systems. * **ADAS Systems:** Processing real-time data from cameras and sensors for lane-keep assist and collision avoidance. * **Telematics Control Units (TCU):** Managing vehicle connectivity and over-the-air updates.