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Summary description

The M34C02-W, M34C02-L and M34C02-R are 2Kbit serial EEPROM memory able to lock permanently the data in its first half (from location 00h to 7Fh). This facility has been designed specifically for use in DRAM DIMMs (dual interline memory modules) with Serial Presence Detect. All the information concerning the DRAM module configuration (such as its access speed, its size, its organization) can be kept write protected in the first half of the memory.

Feature summary

■ Software Data Protection for lower 128 Bytes

■ Two Wire I2C Serial Interface

■ 400kHz Transfer Rates

■ Single Supply Voltage:

– 2.5 to 5.5V for M34C02-W

– 2.2 to 5.5V for M34C02-L

– 1.8 to 5.5V for M34C02-R

■ Byte and Page Write (up to 16 bytes)

■ Random and Sequential Read modes

■ Self-Timed Programming Cycle

■ Automatic Address Incrementing

■ Enhanced ESD/Latch-Up Protection

■ More than 1 million Write cycles

■ More than 40 Year Data Retention

■ Packages

– ECOPACK? (RoHS compliant)