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AT25DF041B

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Product Longevity: 2034

4 Mbit, 1.65 V to 3.6 V Range SPI Serial Flash Memory with Dual I/O Support

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Overview

The AT25DF041B is a member of our System Enhancing class of code and data storage solutions. It is designed for all system memory tasks ranging from boot/code shadowing to data logging and includes the 256-byte page Erase feature that enables efficient, lower energy datalogging.

AT25x, AT25DF
AT25x, AT25DF
  • Universally compatible pin out and command set
  • Low Sleep power for bootloader tasks
  • Standard block architecture with added 256-byte page erase for energy efficient Data Logging

Documentation

Design & Development

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.

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Diagram of ECAD Models

Models
Type Title Date
Model - IBIS
IBIS_AT25DF041B_and_AT25DF021A
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Model - Verilog
Veri AT25DF041B
Log in to Download ZIP 28 KB
2 items

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Resources

Support Communities

  1. DA14531 (WLCSP17) Cannot flash external SPI (or read OTP) - Failed clearing memory address 7FC3C08. Failed configuring SPI ports and pins.QuestionContext

    Question How can we let SmartSnippets Toolbox turn off HW_RESET, or otherwise customize the jtag_programmer.bin ? Context We have been able to run our firmware (based on the ble_app_example, for SDK version: 6.0.14.1114) using Keil - so we know we can program the RAM ...

    Mar 21, 2023
  2. AT25SF041B - Confirm on chip marking

    Hi, I have a new prototype board with the  AT25SF041B-MAHD-T, which is not responding to ID enquiries - nor any other SPI commands. The datasheet does not mention the marking on the chip, and I want to check that there wasn't a mix-up at our CM. It ...

    Oct 6, 2023
  3. Support of AT25AT25DF041B in uboot to use for boot flash

    Hello support-team, We are using custom board based on stm32mp1 series processor and using AT25DF041B NOR flash memory. For that, we do not see driver support in u-boot or kernel source.  U-Boot version: v2020.01-stm32mp Kernel Version: v5.4-stm32mp Can you please point me to ...

    Feb 1, 2022
View All Results from Support Communities (4)