4K bit Ferroelectric Nonvolatile RAM
• Organized as 512 x 8 bits
• High Endurance 1 Trillion Read/Writes
• 45 year Data Retention
• NoDelay™ Writes
• Advanced high-reliability ferroelectric process

Fast Serial Peripheral Interface - SPI
• Up to 20 MHz maximum bus frequency
• Direct hardware replacement for EEPROM
• SPI Mode 0&3(CPOL, CPHA=0,0 & 1,1)

Sophisticated Write Protection Scheme
• Hardware Protection
• Software Protection

Low Power Consumption
• 10 uA Standby Current

Industry Standard Configuration
• Industrial Temperature
• 8-pin SOIC -40°C to +85°C

Ordering Information - Order Now
• FM25040A-G  (“Green” 8-pin SOIC)
• FM25040A-GTR  (“Green” 8-pin SOIC, Tape & Reel)

• FM25040A-S*  (8-pin SOIC)
• FM25040A-STR*  (8-pin SOIC, Tape & Reel)

*End-of-life part (-S and -STR only).
  Last time buy: June 2009.