Samsung K9DUGY8J5B-DCK0 92-Layer 3D V-NAND Memory Floorplan Analysis (256Gb)

Product Code
Release Date
Product Item Code
Device Manufacturer
Device Type
NAND Flash
Memory - NAND & DRAM
Memory - NAND Functional Analysis
Report Code
This report presents a Memory Floorplan Analysis of the Samsung K9AFGD8J0B die found inside the Samsung K9DUGY8J5B-DCK0 3D V-NAND flash memory package. The K9DUGY8J5B-DCK0 V-NAND device was extracted from the Samsung 3D V-NAND SSD 970 EVO Plus with the module number MZ-V7S1T0.

This report contains the following detailed information:
  • Selected teardown photographs, package photographs, package X-rays, die markings, and die photographs
  • Scanning electron microscopy (SEM) cross-sectional micrographs of the general structure of the die dielectric materials, major features in the bit line (BL) and word line (WL) directions
  • SEM plan-view micrographs at the middle of the vertical channel level and the BL levels from the beveled sample
  • Measurements of vertical and horizontal dimensions of major microstructural features
  • Plan-view optical micrograph of the die delayered to the polysilicon layer
  • Identification of major functional blocks on a polysilicon die photograph
  • Table of functional block sizes and percentage die utilization
  • High-resolution top metal and polysilicon die photographs delivered in the CircuitVision software
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