FM25V40 Description
PRELIMINARY FM25V40 4-Mbit (512 K × 8) Serial (SPI) F-RAM 4-Mbit (512 K × 8) Serial (SPI) F-RAM.
FM25V40 Key Features
- 4-Mbit ferroelectric random access memory (F-RAM) logically organized as 512 K × 8
- High-endurance 100 trillion (1014) read/writes
- 10-year data retention
- NoDelay™ writes
- Advanced high-reliability ferroelectric process
- Very fast serial peripheral interface (SPI)
- Up to 40-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