Micron Memory Part Number Decoder

Verifying that the physical package markings align with the official data sheet helps confirm component authenticity. The Core Structure of a Micron Part Number

: Once the full part number is retrieved, the tool often provides direct links to the relevant data sheets for technical specifications like voltage, density, and speed. Comprehensive Database

When you have a physical Micron chip and cannot find the part number, you must decode its FBGA marking, which is the shortened version of the part number. The key is usually found in a 5‑digit alphanumeric code on the component's second line. This 5‑digit code, such as "D9PTK," is the FBGA code that uniquely maps to the full part number.

Micron uses two distinct systems for identifying its memory products: for full documentation and FBGA Codes (often called "D9 codes") for physical markings on small components. 1. Online Decoder Tools

Directly following the density is the bit configuration, indicating the data bus width per component: : x4 configuration (4 bits wide) 8 : x8 configuration (8 bits wide) 16 : x16 configuration (16 bits wide) 6. Package Code (SA) micron memory part number decoder

4 Gigabits total capacity, organized as x16 (16 bits wide). 5. Package and Hardware Revisions

Example: MT40A512M16LY-075E:E

Search the Micron Dram Cross-Reference Tool to compare specific part numbers. 3. Micron NAND Flash Part Number Decoder

For the latest parts (DDR5, LPDDR5X, CXL memory modules), the same principles apply—only the speed codes and voltage letters will evolve. Bookmark this article and come back whenever you encounter a mysterious string of characters on a stick of RAM. Verifying that the physical package markings align with

Ensures compatibility with power systems.

: Finding exact replacements for EOL (End of Life) components. Performance Tuning

[MT] [40] [A] [1G8] [SA] - [062E] : [E] | | | | | | | 1 2 3 4 5 6 7 1. Brand Identifier

Micron provides official documentation: the “Micron Memory Part Number Decoder” is actually a cross-reference guide in their datasheets and a web-based search tool on their website. But understanding the logic empowers engineers to decode at a glance without internet access. The key is usually found in a 5‑digit

: Commonly found on the bottom line of text on a chip, these 5-character codes (e.g., D9WFL) are essential for finding the actual part number.

In electronics and computer hardware, decoding a manufacturer’s part number is a critical skill for engineers, procurement specialists, and technicians. Micron Technology, one of the world's largest memory manufacturers, produces DRAM, NAND Flash, and NOR Flash products with complex product labeling systems. This article explains how to read Micron’s marking code system to identify memory component specifications.

If you need help decoding a specific part, please share the or the 5-digit FBGA code stamped on the chip. Share public link