M24LR64E-R is a 64-Kbit EEPROM with password protection, dual interface and energy harvesting, supports 400 kHz I²C bus and ISO 15693 RF protocol, working frequency is 13.56 MHz.
This document is the production datasheet for the M24LR64E-R, a 64-Kbit EEPROM manufactured by STMicroelectronics. The device supports dual interfaces: a two-wire I2C serial interface operating at up to 400 kHz and a contactless ISO 15693 RF protocol operating at 13.56 MHz. It is designed for applications requiring secure data storage and energy harvesting.
| Memory Capacity | 64-Kbit |
|---|---|
| I2C Interface Speed | 400 kHz |
| RF Protocol | ISO 15693 |
| Supply Voltage (I2C) | 1.8V to 5.5V |
| Write Time (I2C) | 5 ms |
| Write Time (RF) | 5.75 ms |
| Data Retention | 40 years |
| Write Cycles | 1 million |
The device supports a two-wire I2C serial interface and a contactless ISO 15693 RF protocol.
The maximum write time for the I2C interface is 5 ms.
Yes, the device includes an analog pin for energy harvesting.