Overview
The M24SR64-YDW6T/2 is a dynamic NFC/RFID tag IC developed by STMicroelectronics. It belongs to the ST25 family, which encompasses all STMicroelectronics NFC/RFID tag and reader products. This device features a dual interface, allowing operation via either an I²C interface or a 13.56 MHz RFID reader or NFC phone. The M24SR64-Y embeds an EEPROM memory and supports both ISO/IEC 14443 Type A and NFC Forum Type 4 Tag protocols.
Key Specifications
| Parameter | Value |
|---|---|
| Interface | I²C and 13.56 MHz RFID/NFC |
| I²C Protocol | Two-wire serial interface, 1 MHz protocol |
| Supply Voltage | 2.7 V to 5.5 V |
| Memory | 8-Kbyte (64-kbit) EEPROM |
| Data Rate | 106 Kbps |
| Internal Tuning Capacitance | 25 pF |
| Data Retention | 200 years |
| Write Cycle Endurance | 1 million cycles at 25 °C, 600k cycles at 85 °C, 500k cycles at 105 °C |
| Read/Write Capacity | Up to 246 bytes in a single command |
| Unique Identifier (UID) | 7 bytes |
| Password Protection | 128 bits |
| Package Options | SO8, TSSOP8, UFDFPN8 |
| Operating Temperature (I²C) | -40 °C to 105 °C |
| Operating Temperature (RF) | -40 °C to 85 °C |
Key Features
- I²C interface with two-wire serial interface supporting 1 MHz protocol
- Contactless interface compatible with ISO/IEC 14443 Type A and NFC Forum Type 4 Tag
- Single supply voltage: 2.7 V to 5.5 V
- 8-Kbyte (64-kbit) EEPROM with support for NDEF data structure
- Data retention of 200 years and high write cycle endurance
- Configurable General Purpose Output (GPO) and RF disable feature
- Internal tuning capacitance of 25 pF
- 128 bits password protection and 7 bytes unique identifier (UID)
Applications
The M24SR64-YDW6T/2 is versatile and can be used in various applications, including:
- Smart Cards and Secure Identity Documents
- Industrial Automation and Asset Tracking
- Healthcare and Medical Devices
- Consumer Electronics and IoT Devices
- Public Transportation and Ticketing Systems
Q & A
- What is the M24SR64-YDW6T/2?
The M24SR64-YDW6T/2 is a dynamic NFC/RFID tag IC with a dual interface, developed by STMicroelectronics.
- What interfaces does the M24SR64-YDW6T/2 support?
The device supports both I²C and 13.56 MHz RFID/NFC interfaces.
- What is the memory capacity of the M24SR64-YDW6T/2?
The device has an 8-Kbyte (64-kbit) EEPROM.
- What are the operating temperature ranges for the M24SR64-YDW6T/2?
The operating temperature range is -40 °C to 105 °C for I²C operation and -40 °C to 85 °C for RF operation.
- What is the data retention period of the M24SR64-YDW6T/2?
The data retention period is 200 years.
- What is the write cycle endurance of the M24SR64-YDW6T/2?
The device can endure 1 million write cycles at 25 °C, 600k cycles at 85 °C, and 500k cycles at 105 °C.
- Does the M24SR64-YDW6T/2 support password protection?
Yes, it supports 128 bits password protection.
- What package options are available for the M24SR64-YDW6T/2?
The device is available in SO8, TSSOP8, and UFDFPN8 packages.
- What are some common applications of the M24SR64-YDW6T/2?
Common applications include smart cards, industrial automation, healthcare devices, consumer electronics, and public transportation systems.
- Is the M24SR64-YDW6T/2 compliant with RoHS?
Yes, the device is RoHS compliant with an Ecopack2 rating.
- What is the unique identifier (UID) length of the M24SR64-YDW6T/2?
The unique identifier (UID) is 7 bytes long.
