How to migrate to Numonyx M29W400D from Spansion S29AL004D flash memory

This application note explains how to migrate an application based on the Spansion S29AL004D flash memory device to an application based on the Numonyx M29W400D flash memory device. This document does not provide detailed information on these two devices, but highlights the similarities and differences between them. The comparison takes into consideration the signal descriptions, packages, architecture, software command set, performance and block protections.

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