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FM25W256 Datasheet 256Kb Wide Voltage SPI F-RAM

Manufacturer: Ramtron

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Datasheet Details

Part number FM25W256
Manufacturer Ramtron
File Size 361.26 KB
Description 256Kb Wide Voltage SPI F-RAM
Download FM25W256 Download (PDF)

General Description

The FM25W256 is a 256-kilobit nonvolatile memory employing an advanced ferroelectric process.

A ferroelectric random access memory or F-RAM is nonvolatile and performs reads and writes like a RAM.

It provides reliable data retention for 10 years while eliminating the complexities, overhead, and system level reliability problems caused by EEPROM and other nonvolatile memories.

Overview

www.DataSheet.co.kr Preliminary FM25W256 256Kb Wide Voltage SPI.

Key Features

  • 256K bit Ferroelectric Nonvolatile RAM.
  • Organized as 32,768 x 8 bits.
  • High Endurance 100 Trillion (1014) Read/Writes.
  • 38 Year Data Retention (@ +75ºC).
  • NoDelay™ Writes.
  • Advanced High-Reliability Ferroelectric Process Very Fast Serial Peripheral Interface - SPI.
  • Up to 20 MHz Frequency.
  • Direct Hardware Replacement for EEPROM.
  • SPI Mode 0 & 3 (CPOL, CPHA=0,0 & 1,1) Write Protection Scheme.
  • Hardware Protection.

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