Unique ID EEPROMs

STMicroelectronics Unique ID EEPROMs provide a seamless and ready-to-use solution designed to meet identification and traceability needs. Cost-effective, it allows developers to easily incorporate a serial number or unique ID into any application without additional components. This EEPROM, which includes reliable user memory and a factory-programmed, locked 128-bit unique identifier, is available in various densities from 32Kbits to 2Mbits. Building on the robust foundation of ST's serial EEPROM, this memory combines reliable storage with advanced identification features.

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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Memory Size
Interface Type
Maximum Clock Frequency
Organisation
Package/Case
Access Time
Supply Voltage - Min
Supply Voltage - Max
Mounting Style
Data Retention
Minimum Operating Temperature
Maximum Operating Temperature
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Packaging
STMicroelectronics EEPROM 2-Mbit serial I2C bus EEPROM with configurable device address
Datasheet
2,222In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

2 Mbit I2C 1 MHz 256 k x 8 SO-8 450 ns 1.6 V 5.5 V SMD/SMT 200 Year - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics EEPROM 128-Kbit Serial I2C bus EEPROM with unique identifier, 1.7V to 5.5V
Datasheet
6,198In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

M24128-U Reel, Cut Tape, MouseReel
STMicroelectronics EEPROM 256-Kbit serial I2C bus EEPROM with unique identifier and configurable device address
Datasheet
1,942In Stock
Min.: 1
Mult.: 1
: 2,500

Reel, Cut Tape
STMicroelectronics EEPROM 32-Kbit Serial I2C bus EEPROM with a unique 128-bit read-only
Datasheet
1,815In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Reel, Cut Tape, MouseReel
STMicroelectronics EEPROM 64-Kbit Serial I2C bus EEPROM with a unique 128-bit read-only, 1.7V to 5.5V
Datasheet
4,424In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

M24C64-U Reel, Cut Tape, MouseReel
STMicroelectronics EEPROM 1-Mbit serial I2C bus EEPROM with configurable device address
Datasheet
1,628In Stock
Min.: 1
Mult.: 1
: 2,500

Reel, Cut Tape
STMicroelectronics EEPROM 512-Kbit serial I2C bus EEPROM with unique identifier, configurable device address, and software write protection registers
Datasheet
5,000Expected 2026/10/05
Min.: 1
Mult.: 1
: 2,500

512 kbit I2C 1 MHz 64 k x 8 SO-8 900 ns 1.6 V 5.5 V SMD/SMT 200 Year - 40 C + 85 C Reel, Cut Tape