AN109 - Differences in FM20L08 and FM28V100

This document points out the differences the FM20L08 and FM28V100 parallel F-RAM devices. For most designs, the FM28V100 device can be considered equivalent or better than the FM20L08. The two devices are identical in terms of pinout, package dimensions and composition, read/write functionality, and address pin functionality. In terms of speed, the FM28V100 has faster access timing and cycle timing.