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AN314 - Migrating from FM25040A to FM25040B | Cypress Semiconductor

AN314 - Migrating from FM25040A to FM25040B

Last Updated: 
Aug 25, 2015
Version: 
*B

AN314 discusses the key differences that need to be considered when migrating from FM25040A to FM25040B. FM25040A is now obsolete and this application note explains how FM25040B is a replacement for FM25040A.

Introduction

FM25040B, a 4-Kbit SPI F-RAM™, is a replacement device for FM25040A, which is now obsolete. The two devices are identical in terms of pinouts and read/write functionality. This application note discusses the key differences between the two devices that need to be considered when migrating from FM25040A to FM25040B.

Dear valued customer,

Thank you for choosing our products. They come with all the know-how and passion that our engineers have put into it. As you probably already know, Cypress is now Infineon. This is a major step for our company, but also for the good of you. 

Reliability and business continuity are of utmost importance for us. Hence, we remain fully committed to honoring existing customer and distributor relationships. This includes offering the legacy Cypress product portfolio. We thank you very much for your trusting support.

For the full version of this message, please download the PDF version.