M24LR16E-R
The STMicroelectronics M24LR16E-R is an HF 13.56 MHz RFID tag IC, with 16 Kbit (2048 bytes) EEPROM, operating at 13.56 MHz, under ISO/IEC 15693 ISO/IEC 18000-3 mode 1.
Dual interface EEPROM with ISO 15693 NFC interface and I2C bus for wireless configuration and data logging
Full Specifications
| Manufacturer | STMicroelectronics |
|---|---|
| Frequency Category | HF 13.56 MHz |
| Frequency | 13.56 MHz |
| Protocol | ISO/IEC 15693, ISO/IEC 18000-3 mode 1 |
| Memory | 16 Kbit (2048 bytes) EEPROM |
| Interface | RF (contactless ISO 15693), I2C bus (up to 1 MHz) |
| Temperature Range | -40°C to +85°C |
| Form Factor | SO8, TSSOP8, UFDFPN8 |
| Security | 32-bit password protection per sector, write protection |
Engineering Brief
The M24LR16E-R is a dual-interface 16-Kbit EEPROM that combines ISO 15693 RF connectivity with an I2C wired interface, enabling both contactless NFC access and direct microcontroller communication. It features energy harvesting capability to power I2C operations from the RF field, eliminating the need for external power in certain applications. The device offers flexible memory organization with sector-based password protection and supports simultaneous RF and I2C access with arbitration, making it ideal for wireless configuration, data logging, and parameter storage in battery-free or low-power embedded systems.
Typical Applications
Standards & Compliance
Frequently Asked Questions
What memory capacity does the M24LR16E-R have?
The M24LR16E-R has 16 Kbit (2048 bytes) of EEPROM memory organized in sectors with individual password protection and write protection capabilities.
What interfaces does the M24LR16E-R support?
The M24LR16E-R features dual interfaces: a contactless ISO 15693 RF interface operating at 13.56 MHz and an I2C wired interface supporting speeds up to 1 MHz, allowing both wireless NFC access and direct microcontroller communication.
Does the M24LR16E-R support energy harvesting?
Yes, the M24LR16E-R can harvest energy from the RF field to power I2C operations, enabling battery-free applications where the chip can be accessed via I2C without external power when in an RF field.
What security features does the M24LR16E-R offer?
The M24LR16E-R provides 32-bit password protection on a per-sector basis and configurable write protection, allowing granular access control for different memory regions.
Can the M24LR16E-R be accessed via RF and I2C simultaneously?
Yes, the M24LR16E-R supports simultaneous RF and I2C access with built-in arbitration mechanisms to manage concurrent operations and prevent data conflicts.
What NFC protocols does the M24LR16E-R comply with?
The M24LR16E-R complies with ISO/IEC 15693 and ISO/IEC 18000-3 mode 1 standards, operating at 13.56 MHz for contactless communication.
Explore
Cross-manufacturer alternatives
Sourcing STMicroelectronics M24LR16E-R in volume?
Roxtron builds custom RFID and NFC products around the M24LR16E-R — smart cards, labels, wristbands, key fobs and industrial tags. Tell us your project and we'll come back within 24 hours with pricing and lead times.