FM25W256 Description
FM25W256 256-Kbit (32K × 8) Serial (SPI) F-RAM 256-Kbit (32K × 8) Serial (SPI) F-RAM.
FM25W256 Key Features
- 256-Kbit ferroelectric random access memory (F-RAM) logically organized as 32K × 8
- High-endurance 100 trillion (1014) read/writes
- 151-year data retention (See the Data Retention and Endurance table)
- NoDelay™ writes
- Advanced high-reliability ferroelectric process
- Very fast serial peripheral interface (SPI)
- Up to 20 MHz frequency
- Direct hardware replacement for serial flash and EEPROM
- Supports SPI mode 0 (0,0) and mode 3 (1,1)
- Sophisticated write protection scheme