FM25640B
FM25640B is 64-Kbit (8 K x 8) Serial (SPI) Automotive F-RAM manufactured by Cypress.
64-Kbit (8 K × 8) Serial (SPI) Automotive F-RAM
64-Kbit (8 K × 8) Serial (SPI) Automotive F-RAM
Features
- 64-Kbit ferroelectric random access memory (F-RAM) logically organized as 8 K × 8
- High-endurance 10 trillion (1013) read/writes
- 121-year data retention (See the Data Retention and Endurance table)
- No Delay™ writes
- Advanced high-reliability ferroelectric process
- Very fast serial peripheral interface (SPI)
- Up to 4 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
- Hardware protection using the Write Protect (WP) pin
- Software protection using Write Disable instruction
- Software block protection for 1/4, 1/2, or entire array
- Low power consumption
- 300 A active current at 1 MHz
- 10 A (typ) standby current at +85 C
- Voltage operation: VDD = 4.5 V to 5.5 V
- Automotive-E temperature:
- 40 C to...
