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EEPROM, 256 Kbit, 32K x 8bit, Serial I2C (2-Wire), 400 kHz, SOIC, 8 Pins


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Technical Datasheet:
24AA256UID-I/SN   Datasheet
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Product Overview

256K I2C serial EEPROM with EUI-48™, EUI-64™ and unique 32bit serial number capable of operation across a broad voltage range (1.7V to 5.5V).
  • Unique across all UID-family EEPROMs
  • Scalable to 48bit, 64bit, 128bit, 256bit and other lengths
  • Compatible with EUI-48™ and EUI-64™
  • Codes stored in permanently write-protected upper 1/8th of EEPROM array
  • Single supply with operation down to 1.7V, data retention 200 years
  • Low-power CMOS technology and 2-wire serial interface, I2C compatible
  • Cascadable up to eight devices and Schmitt trigger inputs for noise suppression
  • Output slope control to eliminate ground bounce and 100KHz and 400KHz clock compatibility
  • Page write time 5ms max, Self-timed erase/write cycle and 64byte page write buffer
  • ESD protection 4000V, more than One Million erase/write cycles


Market demand for this product has caused an extension in leadtimes. Delivery dates may fluctuate. Product exempt from discounts.

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Technical Documents (2)

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9,211 UK stock available for 4-6 business days delivery

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