AN215 - Migrating from FM24C64 to FM24C64B
AN215 discusses the key differences that need to be considered when migrating from FM24C64 to FM24C64B. Â Introduction FM24C64B, a 64-Kbit I2C F-RAMâ„¢, is a replacement device for FM24C64, which is now...
View ArticleAN309 - Migrating from FM25L512 to FM25V05
AN309 discusses the key differences that need to be considered when migrating from FM25L512 to FM25V05. FM25L512 is now obsolete and this application note explains how FM25V05 is a replacement for...
View ArticleAN404 - F-RAM RTC Backup Supply (VBAK pin) and UL Compliance
AN404 discusses the F-RAM RTC processor companion’s backup power sources, the internal charging circuit, and the associated issues. Overview The FM31xx and FM33xx families are the Integrated Processor...
View ArticleAN317 - Migrating from FM25L04 to FM25L04B
AN317 discusses the key differences that need to be considered when migrating from FM25L04 to FM25L04B. FM25L04 is now obsolete and this application note explains how FM25L04B is a replacement for...
View ArticleAN214 - Migrating from FM24C16A to FM24C16B
AN214 discusses the key differences that need to be considered when migrating from FM24C16A to FM24C16B. FM24C16A is now obsolete and this application note explains how FM24C16B is a replacement for...
View ArticleAN308a - Migrating from FM25L256B to FM25V02 or FM25W256
AN308a discusses the key differences between FM25L256B, FM25V02, and FM25W256 that need to be considered during migration from FM25L256B. FM25L256B is now obsolete and this application note explains...
View ArticleAN408 - A Design Guide to SPI F-RAMâ„¢ Processor Companion - FM33256B
AN408 provides an overview and design guidelines for the SPI F-RAM real-time clock (RTC) Processor Companion part - FM33256B. This document also includes a typical application, an example code, and a...
View ArticleAN401 - Charging Methods for the F-RAM RTC Backup Capacitor
AN401 describes the charging methods for the F-RAM RTC (FM31xxx/FM33xxx Processor Companion family) backup capacitor. A backup capacitor is used for backing up the real-time clock and event counters....
View ArticleAN87209 - An Overview of nvSRAM I2C I/O Specs Standardized by Cypress across...
Introduction The I2C nvSRAM offers all four standard I2C-bus modes (Standard-mode - 100KHz, Fast-mode - 400 KHz, Fast-mode plus - 1Â MHz, and High-speed mode - 3.4 MHz) through a single solution. As a...
View ArticleAN405 - Comparison between F-RAM I2C Processor Companion Devices
The FM31256 and the FM3164 are the wide operating voltage F-RAM I2C processor companion devices. The FM31278 and the FM31276 are 5 V devices while the FM31L278 and the FM31L276 are the 3 V devices....
View ArticleAN210 - Migrating from FM24CL04 to FM24CL04B
AN210 discusses the key differences that need to be considered when migrating from FM24CL04 to FM24CL04B.FM24CL04 is now obsolete and this application note explains how FM24CL04B is a replacement for...
View ArticleAN112 - Migrating from FM1808 to FM1808B
AN112 discusses the key differences that need to be considered when migrating from FM1808 to FM1808B. FM1808 is now obsolete and this application note explains how FM1808B is a replacement for FM1808....
View ArticleAN325 - Migrating from Grade 1 version of FM25640 to Grade 1 version of FM25640B
AN325 discusses the key differences that need to be considered when migrating from Grade 1 version of FM25640 to Grade 1 version of FM25640B. FM25640 is now obsolete and this application note explains...
View ArticleAN114 - Migrating from FM18L08 to FM18W08
AN114 discusses the key differences that need to be considered when migrating from FM18L08 to FM18W08. FM18L08 is now obsolete and this application note explains how FM18W08 is a replacement for...
View ArticleAN213 - Migrating from FM24C04A to FM24C04B
AN213 discusses the key differences that need to be considered when migrating from FM24C04A to FM24C04B. FM24C04A is now obsolete and this application note explains how FM24C04B is a replacement for...
View ArticleAN216 - Differences between FM24C256 and FM24W256
Description The FM24W256, a 256-Kbit serial I2C wide voltage F-RAM, is a replacement device for FM24C256; FM24C256 is now obsolete. The two devices are identical in terms of pinout, package dimensions...
View ArticleAN315 - Migrating from FM25C160 to FM25C160B
AN315 discusses the key differences that need to be considered when migrating from FM25C160 to FM25C160B.FM25C160 is now obsolete and this application note explains how FM25C160B is a replacement for...
View ArticleAN316 - Migrating from FM25640 to FM25640B
AN316 discusses the key differences that need to be considered when migrating from FM25640 to FM25640B.FM25640 is now obsolete and this application note explains how FM25640B is a replacement for...
View ArticleAN206 - Migrating from FM24L256 to FM24V02
AN206 discusses the key differences that need to be considered when migrating from FM24L256 to FM24V02. FM24L256 is now obsolete and this application note explains how FM24V02 is a replacement for...
View ArticleAN326 - Migrating from Grade 1 version of FM25CL64 to Grade 1 version of...
AN326 discusses the key differences that need to be considered when migrating from Grade 1 version of FM25CL64 to Grade 1 version of FM25CL64B. FM25CL64 is now obsolete and this application note...
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