Cypress Semiconductor

Description

Datasheet Sep 23, 2014 Grade 1 version of FM25640B. FM25640 is now obsolete and this application note explains how FM25640B is a replacement for FM25640 . Sep 22, 2014 FM25640 is now obsolete and this application note explains how FM25640B is a replacement for FM25640 . Introduction. FM25640B, a 64-Kbit FM25640 . 64K-BIT SPI Serial EEPROM. With unique ID and Security Sector. Data Sheet. Dec. 2014. Data Sheet. FM25640 SPI Serial EEPROM. Ver1.0. 1 FM25640 /CL64 64Kb; 3.3, 5.0 V 20 MHz SPI; Ind2, Auto E4 FM25V02A/W256 256Kb; V02A: 2.0-3.6 V W256: 2.7-5.5 V 40 MHz SPI; Ind2, Auto A3. May 1, 2002 FM25640 -S. RAMTRON SPI FRAM. Future Electronics Ltd. 1 U4. OP491GS. Quad Single Supply Rail-to-Rail Op-amp. Analog Devices. 1 C1.