Overview

Description

The AT25SF321B is a member of our standard class code and data storage solutions designed for 3V systems in which program code is shadowed from Flash memory into embedded or external RAM for execution.

The architecture includes erase block sizes that are optimized to meet the needs of today's code and data storage applications and three security register pages for unique device serialization, system-level Electronic Serial Number (ESN) storage, locked key storage, etc.

  • Universally compatible pinout and command set
  • Standard block architecture
  • Supports Dual I/O, Quad I/O and XiP operation
  • Continuous read, wrap and burst modes for XiP

Comparison

Applications

Documentation

Type Title Date
Datasheet PDF 1.87 MB
Application Note PDF 294 KB
Guide PDF 790 KB
Product Change Notice PDF 195 KB
Application Note ZIP 401 KB
Other PDF 1.00 MB
Application Note PDF 355 KB
Application Note PDF 794 KB
Application Note PDF 663 KB
Application Note PDF 956 KB
Application Note PDF 1.10 MB
Application Note PDF 504 KB
Other PDF 1.21 MB
Product Brief PDF 1.14 MB
White Paper PDF 399 KB
Application Note PDF 313 KB
Product Change Notice PDF 100 KB
Product Change Notice PDF 615 KB
Product Change Notice PDF 92 KB
Product Change Notice PDF 142 KB
Product Change Notice PDF 183 KB
Product Change Notice PDF 193 KB
Product Change Notice PDF 97 KB
Product Change Notice PDF 647 KB
Product Change Notice PDF 138 KB
Product Change Notice PDF 148 KB
Product Change Notice PDF 528 KB
27 items

Design & Development

Models

Models

Type Title Date
Model - IBIS ZIP 46 KB
Model - Verilog ZIP 15 KB
2 items