Overview
The M24LR04E-RMC6T/2 is a Dynamic NFC/RFID tag IC produced by STMicroelectronics. It belongs to the ST25 family, which encompasses all NFC/RFID tag and reader products from ST. This device features a dual-interface, electrically erasable programmable memory (EEPROM) with a capacity of 4 Kbits. It supports both I²C and ISO 15693 RF interfaces, making it versatile for various applications. The M24LR04E-R also includes energy harvesting capabilities and multiple security features such as password protection in both I²C and RF modes.
Key Specifications
| Parameter | Value |
|---|---|
| Memory Density | 4 Kbits |
| Memory Organization | 512 bytes in I²C mode, 128 blocks of 32 bits in RF mode |
| Supply Voltage | 1.8 V to 5.5 V |
| Operating Temperature | -40°C to 85°C |
| RF Frequency | 13.56 MHz ± 7 kHz |
| I²C Clock Frequency | Up to 400 kHz |
| Write Time | I²C: 5 ms (max.), RF: 5.75 ms including internal Verify time |
| Write Cycling Endurance | 1 million write cycles at 25°C, 150k write cycles at 85°C |
| Data Retention | More than 40 years |
| Package | SO8, TSSOP8, UFDFPN8 |
| Number of Pins | 8 pins |
Key Features
- Dual-interface: I²C and ISO 15693 RF interfaces
- 4 Kbit EEPROM with byte and page write capabilities
- Random and sequential read modes
- Self-timed programming cycle and automatic address incrementing
- Enhanced ESD/latch-up protection and I²C timeout
- Energy harvesting with an analog pin and 4 sink current configurable ranges
- User-configurable digital output pin for RF write in progress or RF busy mode
- Multiple password protection in RF mode and single password protection in I²C mode
- 64-bit unique identifier (UID)
- Supports 53 kbit/s data rate with Fast commands
Applications
- NFC and RFID tags
- Smart cards and secure identification
- Industrial automation and control systems
- Healthcare and medical devices
- Consumer electronics with NFC capabilities
- IoT devices requiring secure data storage and communication
Q & A
- What is the memory capacity of the M24LR04E-R?
The M24LR04E-R has a 4 Kbit EEPROM.
- What are the supported interfaces for the M24LR04E-R?
The device supports both I²C and ISO 15693 RF interfaces.
- What is the operating temperature range of the M24LR04E-R?
The operating temperature range is from -40°C to 85°C.
- How many write cycles can the M24LR04E-R endure?
The device can endure 1 million write cycles at 25°C and 150k write cycles at 85°C.
- What is the data retention period of the M24LR04E-R?
The data retention period is more than 40 years.
- Does the M24LR04E-R support energy harvesting?
- What security features does the M24LR04E-R offer?
The device offers multiple password protection in RF mode and single password protection in I²C mode.
- What is the purpose of the user-configurable digital output pin?
The user-configurable digital output pin can indicate RF write in progress or RF busy mode.
- What are the available package options for the M24LR04E-R?
The available packages are SO8, TSSOP8, and UFDFPN8.
- What is the maximum I²C clock frequency supported by the M24LR04E-R?
The maximum I²C clock frequency is 400 kHz.
