Micron memory chips often do not display their full part numbers directly on the chip. Space constraints on compact FBGA (Fine-Pitch Ball Grid Array) packages mean only an abbreviated marking is printed on each component, which is completely different from the official part number. A typical Micron chip might show markings like “PPE39 7LW75 D9WDL” where only the second or third line of text is the identifying code. This is where a decoder is essential.
If you see a 5-digit code, navigate to the Micron FBGA Decoder portal to grab the complete part number.
Almost all Micron component part numbers begin with the prefix . This simply stands for Micron Technology. 2. Memory Product Type micron memory part number decoder
While Micron’s documentation is incredibly vast, here is a quick-glance cheat sheet for modern DDR generations: Memory Generation Common Prefix/Family Example Speed Codes Standard Voltages MT41J / MT41K -125 (DDR3-1600) 1.5V / 1.35V DDR4 -075 (DDR4-2666), -062 (DDR4-3200) DDR5 -48BA (DDR5-4800), -56BC (DDR5-5600) Summary of Best Practices for Part Identification
), you can decode its specifications using Micron's standardized numbering systems. Example Code MT Micron Technology Product Family 40 DDR4 SDRAM (41=DDR3, 42=LPDDR2) Voltage A 1.2V (L=1.35V for DDR3L) Density/Org 512M16 512 Megabits depth x 16-bit width Package Code LY Specific FBGA package type Speed Grade -083R Clock speed/Latency (e.g., DDR4-2400) Die Revision :H Design iteration of the silicon Key Category Identifiers Micron memory chips often do not display their
Purchasing the wrong component configuration during supply chain shortages can stall production lines.
Using the wrong memory component can lead to system instability, physical incompatibility, or outright hardware failure. Decoding these numbers allows you to: This is where a decoder is essential
Better to rely on Micron’s official capacity decoder:
Each segment of the alphanumeric string represents a specific characteristic. Here is the general breakdown of the fields from left to right: 1. Brand Identifier (Prefix)
This comprehensive guide serves as your ultimate Micron memory part number decoder, helping you translate these complex codes into actionable technical specifications. The Core Structure of a Micron Part Number
: Indicates 128 Gigabits or 512 Gigabits organized in a x8 configuration. Cell Type Technology : A : SLC (Single-Level Cell - High endurance) B : MLC (Multi-Level Cell) C : TLC (Triple-Level Cell - Standard consumer grade) D : QLC (Quad-Level Cell - High density) Operating Voltage : C : 3.3V Vcc, 1.8V VccQ E : 1.8V Vcc, 1.8V VccQ Form Factor Modules (SSDs and RAM Sticks)