Technical resources
Browse free whitepapers (with PDF download), selection guides, application notes, Q&A, and glossary entries for industrial DRAM, SSD, card, and module design-in. Use them to shortlist SKUs, check temperature and interface fit, and brief your BOM review — product catalog PDFs are on the Downloads page.
Guides · DDR Memory
Guide · Free PDF
Industrial DDR5 Memory Selection Guide: What Actually Matters in 202…
A field guide to selecting industrial DDR5 DRAM: temperature grade, speed bin, ball map, and the supply question that decides long-lifecycle designs.
Guide
DDR4 DRAM Chip Cross Reference: Complete Pin-to-Pin Replacement Guid…
A comprehensive guide to cross-referencing and replacing DDR4 8Gb DRAM chips (Micron MT40A1G8WE, MT40A512M16JY, Samsung K4A8G165WB, CXMT CXDQ3BFAM) with Lo…
Guide
Samsung K4A8G165WC-BCWE Replacement: Loongtion DDR4 Wide-Temperature…
Samsung K4A8G165WC DDR4 replacement? Compare package, data rate and temperature grade with Loongtion YZ48G08V / YZ48G16V wide-temp parts.
Guide
Winbond W957A6MB / Samsung K4U6E3S4AM Replacement: Loongtion LPDDR4X…
Winbond W957A6MB or Samsung K4U6E3S4AM LPDDR4X replacement? Compare temperature grades, packages and density options with the Loongtion YZDB family.
Guide
ISSI IS43TR16256BL / Winbond W632GU6KB Replacement: Loongtion DDR3 C…
ISSI IS43TR16256BL or Winbond W632GU6KB DDR3 replacement? Compare specs, temperature grades and pin-out with Loongtion YZ38E16SBB-9MFB-M.
Guide
DDR3 DDR3L Replacement Guide: Cross-Referencing Legacy Industrial Me…
Find drop-in DDR3 and DDR3L replacements for EOL Micron MT41K and Samsung DDR3 parts. Complete cross-reference table with 12+ Loongtion PNs spanning -55°C…
Guide
DDR3 Legacy Replacement: A Field Engineer's Guide
Field checklist for keeping long-life industrial DDR3 boards alive — package, organization, voltage, speed bin, and temperature grade — with CN product and…
Guide
Loongtion DDR3 DRAM chip: Integration and Selection Guide
DDR3 SDRAM remains a widely adopted memory technology in industrial embedded systems due to its balance of performance, power efficiency, and cost. Loongti…
Guide
DDR Memory PCB Layout Best Practices for Rugged Systems
A robust DDR PCB layout begins with understanding the signal groups and their specific routing requirements. The DDR interface is divided into three main g…
Guide
LPDDR4X for Low-Power Industrial Platforms: A Technical Guide
Industrial embedded systems increasingly require high memory bandwidth with tight power budgets. LPDDR4X, originally developed for mobile devices, offers a…
Guide
DDR5 vs DDR4 for Industrial and Embedded Systems: A Practical Select…
Introduction Memory technology continues to evolve, and for industrial and embedded system designers, the choice between DDR4 and DDR5 has become a practic…
Guide
Industrial DDR4 Selection Basics for Embedded Designs
Introduction Selecting the right DDR4 memory for an industrial or embedded design goes beyond frequency and capacity. Temperature range, error handling, pa…