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Overview

Description

The AT45DQ321 DataFlash is a member of our System Enhancing class of code and data storage solutions designed with an advanced dual SRAM buffer architecture that makes it the most efficient memory for data logging. It also incorporates a suite of advanced features that save system power, reduce processor overhead, simplify software development, and provide comprehensive data security and integrity options.

Features

  • Dual I/O and Quad I/O support
  • Includes controllable Dual R/W SRAM buffers for maximum flexibility
  • Standard block architecture with added 256-byte page erase for energy efficient Data Logging
  • Byte-write provides Serial EEPROM functionality in a Serial NOR Flash device
  • Ultra-deep power down
  • Comprehensive security and unique ID features protect the device from outside tampering

Comparison

Applications

Documentation

Design & Development

Models

ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Diagram of ECAD Models

Product Options

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  1. AT45DQ321-SHFHJ-T

    This part what is the page size 512 or 528 bytes?

    Mar 16, 2022