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42568WP

256 Kbit Serial I2C Bus EEPROM / 4256BWP / SOP8

STMicroelectronics 

M24256-BW M24256-BR M24256-BF

M24256-DR M24256-DF

256-Kbit serial I²C bus EEPROM

TSSOP8 (DW)

169 mil width

SO8 (MN)

150 mil width

UFDFPN8

(MC)

WLCSP (CS)

Datasheet - production data

Features

• Compatible with all I2C bus modes:

– 1 MHz

– 400 kHz

– 100 kHz

• Memory array:

– 256 Kbit (32 Kbytes) of EEPROM

– Page size: 64 bytes

– Additional Write lockable page

(M24256-D order codes)

• Single supply voltage and high speed:

– 1 MHz clock from 1.7 V to 5.5 V

• Write:

– Byte Write within 5 ms

– Page Write within 5 ms

• Operating temperature range: from -40 °C up

to +85 °C

• Random and sequential Read modes

• Write protect of the whole memory array

• Enhanced ESD/Latch-Up protection

• More than 4 million Write cycles

• More than 200-year data retention

Packages

• SO8 ECOPACK2®

• TSSOP8 ECOPACK2®

• UFDFPN8 ECOPACK2®

• WLCSP ECOPACK2®

June 2014

This is information on a product in full production.

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