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FM25W256 - 256-Kbit (32K x 8) Serial (SPI) F-RAM

Datasheet Summary

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).
  • Sophisticat.

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Datasheet preview – FM25W256

Datasheet Details

Part number FM25W256
Manufacturer Cypress Semiconductor
File Size 1.16 MB
Description 256-Kbit (32K x 8) Serial (SPI) F-RAM
Datasheet download datasheet FM25W256 Datasheet
Additional preview pages of the FM25W256 datasheet.

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Full PDF Text Transcription

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FM25W256 256-Kbit (32K × 8) Serial (SPI) F-RAM 256-Kbit (32K × 8) Serial (SPI) F-RAM 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 ❐ 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 ❐ 250 A active current at
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