Part FM25040
Description 4Kb FRAM Serial Memory
Manufacturer Ramtron International
Size 208.20 KB
Ramtron International
FM25040

Overview

The FM25040 is a 4-kilobit nonvolatile memory employing an advanced ferroelectric process. A ferroelectric random access memory or FRAM is nonvolatile but operates in other respects as a RAM.

  • Organized as 512 x 8 bits
  • High endurance 10 Billion (1010) read/writes
  • 10 year data retention at 85° C
  • NoDelay™ write
  • Advanced high-reliability ferroelectric process Fast Serial Peripheral Interface - SPI
  • Up to 2.1 MHz maximum bus frequency
  • Direct hardware replacement for EEPROM
  • Supports SPI Mode 0 (CPOL=0, CPHA=0) Sophisticated Write Protection Scheme
  • Hardware protection
  • Software protection Low Power Consumption