Overview
The ST25DV04K-IER6C3 is a dynamic NFC/RFID tag IC developed by STMicroelectronics. This device features a 4-Kbit electrically erasable programmable memory (EEPROM) and operates at the 13.56 MHz frequency, complying with ISO/IEC 15693 and NFC Forum Type 5 standards. It offers dual interfaces: an I2C serial link for wired communication and an RF link for contactless interaction. The ST25DV04K-IER6C3 is designed for a wide range of applications, including consumer electronics, industrial automation, and IoT devices, with a focus on reliability, performance, and data security.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Min | 1.8 V |
| Supply Voltage Max | 5.5 V |
| Operating Temperature Min | -40.0 °C |
| Operating Temperature Max | 85.0 °C |
| Memory Capacity | 4 Kbit (EEPROM) |
| Interfaces | I2C, RF (ISO/IEC 15693, NFC Forum Type 5) |
| Package | UFDFPN 8 2x3x0.6 |
| RoHS Compliance | Ecopack2 |
| Grade | Industrial |
| Data Retention | 40 years |
| Write Cycles Endurance | 1 million at 25 °C, 600 k at 85 °C, 500 k at 105 °C, 400 k at 125 °C |
Key Features
- Dual Interfaces: I2C serial link and RF link for both wired and contactless communication.
- Fast Transfer Mode: Enables fast data transfer between the RF and I2C interfaces using a 256-byte volatile buffer (Mailbox).
- Energy Harvesting: Analog output pin to power external components, allowing operation without an external power source.
- Data Protection: User memory and system configuration protected by 64-bit passwords in both RF and I2C interfaces.
- Low Power Mode: Available in certain packages, triggered by an input pin.
- RF Management: RF command interpreter enabled/disabled from the I2C host controller.
- Temperature Range: Operating range from -40 to 85 °C, with extended ranges for specific packages).
Applications
- Consumer Electronics: Used in various consumer devices for data storage and communication.
- Industrial Automation: Suitable for industrial applications requiring reliable and secure data storage and transfer.
- IoT Devices: Ideal for Internet of Things applications where secure and efficient data exchange is crucial).
- Smart Cards and Tags: Used in smart cards, tags, and other contactless applications).
Q & A
- What is the memory capacity of the ST25DV04K-IER6C3?
The ST25DV04K-IER6C3 has a 4-Kbit electrically erasable programmable memory (EEPROM).
- What are the operating voltage ranges for the ST25DV04K-IER6C3?
The device operates within a supply voltage range of 1.8 V to 5.5 V.
- What communication interfaces does the ST25DV04K-IER6C3 support?
The device supports both I2C and RF (ISO/IEC 15693, NFC Forum Type 5) interfaces.
- What is the fast transfer mode in the ST25DV04K-IER6C3?
The fast transfer mode allows for quick data transfer between the RF and I2C interfaces using a 256-byte volatile buffer (Mailbox).
- How is data protected in the ST25DV04K-IER6C3?
Data is protected by 64-bit passwords in both RF and I2C interfaces for user memory and system configuration.
- What is the energy harvesting feature in the ST25DV04K-IER6C3?
The energy harvesting feature allows the device to power external components using an analog output pin, enabling operation without an external power source.
- What are the temperature operating ranges for the ST25DV04K-IER6C3?
The device operates from -40 to 85 °C, with extended ranges for specific packages.
- Is the ST25DV04K-IER6C3 RoHS compliant?
Yes, the device is RoHS compliant with an Ecopack2 rating.
- What is the package type for the ST25DV04K-IER6C3?
The device is available in a UFDFPN 8 2x3x0.6 package.
- What are the typical write cycles endurance for the ST25DV04K-IER6C3?
The write cycles endurance is 1 million at 25 °C, 600 k at 85 °C, 500 k at 105 °C, and 400 k at 125 °C.
