Overview
The M24LR64-RDW6T/2 is a Dynamic NFC/RFID tag IC produced by STMicroelectronics. This device features a dual-interface, electrically erasable programmable memory (EEPROM) with a capacity of 64 Kbits. It supports both I²C and ISO 15693/ISO 18000-3 mode 1 RF interfaces, making it versatile for various applications. The device is powered by a single supply voltage ranging from 1.8 V to 5.5 V and can operate in both contact and contactless modes.
Key Specifications
| Specification | Details |
|---|---|
| Memory Capacity | 64 Kbits (8192 bytes in I²C mode, 2048 blocks of 32 bits in RF mode) |
| Interface | I²C (400 kHz protocol), ISO 15693 and ISO 18000-3 mode 1 RF |
| Supply Voltage | 1.8 V to 5.5 V |
| Carrier Frequency | 13.56 MHz ± 7 kHz |
| Modulation | 10% or 100% ASK modulation (to tag), load modulation using Manchester coding (from tag) |
| Data Rate | Up to 53 kbit/s with Fast commands |
| Write Time | I²C: 5 ms (max.), RF: 5.75 ms including internal Verify time |
| Write Cycles | More than 1 million write cycles |
| Data Retention | More than 40 years |
| Package | SO8, TSSOP8, UFDFPN8 (ECOPACK2®, RoHS compliant and Halogen-free) |
| Temperature Range | –40 to 85 °C |
Key Features
- I²C interface with two-wire serial interface supporting 400 kHz protocol
- Byte and Page Write (up to 4 bytes), Random and Sequential Read modes
- Self-timed programming cycle and automatic address incrementing
- Enhanced ESD/latch-up protection
- Contactless interface compatible with ISO 15693 and ISO 18000-3 mode 1
- Internal tuning capacitance of 27.5 pF
- 64-bit unique identifier (UID)
- Multiple password protection in RF mode and single password protection in I²C mode
- User configurable pin for RF write in progress or RF busy mode
Applications
The M24LR64-RDW6T/2 is suitable for a wide range of applications, including but not limited to:
- NFC and RFID systems
- Smart cards and secure identification
- Industrial automation and control systems
- Healthcare and medical devices
- Consumer electronics with NFC capabilities
Q & A
- What is the memory capacity of the M24LR64-RDW6T/2?
The M24LR64-RDW6T/2 has a memory capacity of 64 Kbits, organized as 8192 bytes in I²C mode and 2048 blocks of 32 bits in RF mode. - What interfaces does the M24LR64-RDW6T/2 support?
The device supports both I²C and ISO 15693/ISO 18000-3 mode 1 RF interfaces. - What is the supply voltage range for the M24LR64-RDW6T/2?
The supply voltage range is from 1.8 V to 5.5 V. - What is the carrier frequency of the RF interface?
The carrier frequency is 13.56 MHz ± 7 kHz. - How many write cycles can the M24LR64-RDW6T/2 endure?
The device can endure more than 1 million write cycles. - What is the data retention period of the M24LR64-RDW6T/2?
The data retention period is more than 40 years. - What types of modulation does the M24LR64-RDW6T/2 use?
The device uses 10% or 100% ASK modulation (to tag) and load modulation using Manchester coding (from tag). - What is the maximum data rate supported by the M24LR64-RDW6T/2?
The maximum data rate supported is up to 53 kbit/s with Fast commands. - Does the M24LR64-RDW6T/2 have password protection?
Yes, it has multiple password protection in RF mode and single password protection in I²C mode. - What are the available package options for the M24LR64-RDW6T/2?
The available packages include SO8, TSSOP8, and UFDFPN8, all of which are ECOPACK2® (RoHS compliant and Halogen-free).
