: Corresponding to high-speed DDR5 / LPDDR5 operations (e.g., 4266 Mbps to 4800 Mbps classes). 6 & 7. Temperature and Special Options
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Micron uses a two-letter code to describe the physical packaging, lead-free status, and specific physical pinouts of the chip. Because packaging changes frequently with smaller die shrinks, referring to the specific datasheet is always recommended. Common examples include:
Ensures the component matches the clock speed and timing requirements of your motherboard or processor. micron memory part number decoder
This code is typically the second five-digit mark on the chip, often found on the middle or bottom row of text. Common Prefixes: : Standard production parts (e.g., D9WFL).
MT Type Density Generation Speed Package Temp Process
“1G16” splits into two parts: density and width. “1G” means 1 gigabit (Gb) of total memory. However, DRAM chips are often organized as “1G x 16,” where “16” indicates the device width in bits (DQ pins). A “16” yields a 16-bit-wide interface. Other common widths: 4, 8, or 32. Multiplying density by width confirms total capacity: 1Gb × 16 = 16Gb per chip? Wait—caution: In Micron’s notation, “1G16” actually means a 16-bit-wide device with a total density of 16 gigabits (because 1G refers to the number of words, and 16 bits per word). More precisely, it is 1G words × 16 bits = 16 Gb. For a designer building a 64-bit DIMM, four such chips would be needed. : Corresponding to high-speed DDR5 / LPDDR5 operations (e
While the part number may seem like a random combination of letters and numbers, it actually contains vital information about the memory module. However, decoding these part numbers can be challenging, especially for users who are not familiar with Micron's naming conventions. The complexity of the part numbers can make it difficult to determine the specifications and features of a memory module, which can lead to compatibility issues and poor system performance.
At first glance, these strings appear random. But with the decoder methodology, each segment yields precise technical data.
Prefix indicating Micron manufacturer. 40 (Product Family): 40: DDR4 SDRAM 41: DDR3 SDRAM 53: LPDDR4/LPDDR5 62: Mobile LPDDR2 A (Voltage): A: 1.2V (DDR4) B/C/D/K: Other voltages (e.g., 1.35V DDR3L) 1G8 (Configuration): 1G: Density ( 8: Bus width ( ×8cross 8 S (Revision): Die revision (e.g., A, B, C). A (Package): Defines physical FBGA package. -062E (Speed/Latency): -062E: DDR4-3200 (0.625ns) -075: DDR4-2666 (0.75ns) IT (Operating Temperature): Blank: Commercial ( IT: Industrial ( AT: Automotive ( or higher) :E (Die Revision): Final component revision designator. This link or copies made by others cannot be deleted
Understanding how to read this code is essential for engineers, procurement specialists, and tech enthusiasts. This guide will break down the Micron memory part number decoder system so you can identify any Micron chip instantly. Why Decoding Micron Part Numbers Matters
If you see a 5-digit code, navigate to the Micron FBGA Decoder portal to grab the complete part number.
: Optimized FBGA package for standard desktop/server configurations.
: The single letter at the very end is the die revision. It shows the version of the design. "A" is the first version, "B" is the second, and so on. 5. Speed Grade