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FM24C256 - 256 KBit 2-Wire Bus Interface Serial EEPROM with Write Protect

Description

The FM24C256/C256L/C256LZ devices are 256 Kbits CMOS nonvolatile electrically erasable memory.

These devices offer the designer different low voltage and low power options.

They conform to all requirements in the Extended IIC 2-wire protocol.

Features

  • I Extended Operating Voltages.
  • C256: 4.5V - 5.5V.
  • C256L: 2.7V - 5.5V.
  • C256LZ: 2.7V - 5.5V I Low Power CMOS.
  • 1mA active current typical.
  • C256/C256L: 10µA standby current typical.
  • C256LZ: less than 1µA standby current I 2-wire IIC serial interface I 64 byte page write mode I Max write cycle time of 6ms byte/page I 40 years data retention I Endurance: 100,000 data changes I Hardware write protect for entire array I Schmitt trigger inputs for noi.

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Datasheet Details

Part number FM24C256
Manufacturer Fairchild (onsemi)
File Size 89.12 KB
Description 256 KBit 2-Wire Bus Interface Serial EEPROM with Write Protect
Datasheet download datasheet FM24C256 Datasheet

Full PDF Text Transcription

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FM24C256 256 KBit 2-Wire Bus Interface Serial EEPROM with Write Protect June 2000 FM24C256 256 KBit 2-Wire Bus Interface Serial EEPROM with Write Protect General Description The FM24C256/C256L/C256LZ devices are 256 Kbits CMOS nonvolatile electrically erasable memory. These devices offer the designer different low voltage and low power options. They conform to all requirements in the Extended IIC 2-wire protocol. Furthermore, they are designed to minimize device pin count and simplify PC board layout requirements. The entire memory array can be write disabled (Write Protection) by connecting the WP pin to VCC. Functional address lines allow up to eight devices on the same bus, for up to a total of 2 Mbit address space.
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