Overview
The ST25DV04K-IER6T3 is a dynamic NFC/RFID tag IC produced by STMicroelectronics. This device is part of the ST25DV series, which includes variants offering 4, 16, and 64 Kbits of electrically erasable programmable memory (EEPROM). The ST25DV04K-IER6T3 specifically provides 4 Kbits of EEPROM. It features dual interfaces: a two-wire I2C serial interface and an RF interface compliant with ISO/IEC 15693 and NFC Forum Type 5 tag standards. This device is designed for applications requiring fast data transfer, energy harvesting, and robust data protection mechanisms.
Key Specifications
| Type | Read/Write |
|---|---|
| Clock Frequency-Max | 1000 kHz |
| Supply Current | 600 µA |
| Supply Voltage | 1.8 V to 5.5 V |
| Frequency Range | 13.56 MHz |
| Operating Temperature Range | -40°C to +85°C |
| Storage Temperature Range | -65°C to +150°C |
| No of Terminals | 8 |
| Moisture Sensitivity Level | 1 |
| Dimension | 4.5 x 3.1 x 1.05 mm |
| Package Style | TSSOP-8 |
| Mounting Method | Surface Mount |
Key Features
- Dual interface: two-wire I2C serial interface and RF interface compliant with ISO/IEC 15693 and NFC Forum Type 5 tag standards.
- Fast transfer mode: enables fast data transfer between I2C and RF interfaces using a 256-byte dedicated buffer.
- Energy harvesting: includes an analog output pin to power external components.
- Data protection: user memory and system configuration are protected by multiple 64-bit passwords for both RF and I2C interfaces.
- Multiple byte programming: supports programming up to 256 bytes.
- Low power mode: designed to operate efficiently with low power consumption.
Applications
- NFC and RFID applications: suitable for various NFC and RFID use cases, including inventory tracking, access control, and smart labeling.
- IoT devices: can be integrated into Internet of Things (IoT) devices for enhanced data exchange and management.
- Industrial automation: used in industrial settings for asset tracking, condition monitoring, and other automation tasks.
- Consumer electronics: can be used in consumer devices such as smart home appliances, wearables, and mobile devices).
Q & A
- What is the ST25DV04K-IER6T3?
The ST25DV04K-IER6T3 is a dynamic NFC/RFID tag IC produced by STMicroelectronics, featuring 4 Kbits of EEPROM and dual interfaces for I2C and RF communication.
- What are the key interfaces of the ST25DV04K-IER6T3?
The device features a two-wire I2C serial interface and an RF interface compliant with ISO/IEC 15693 and NFC Forum Type 5 tag standards.
- What is the operating voltage range of the ST25DV04K-IER6T3?
The operating voltage range is from 1.8 V to 5.5 V.
- What is the operating temperature range of the ST25DV04K-IER6T3?
The operating temperature range is from -40°C to +85°C.
- Does the ST25DV04K-IER6T3 support energy harvesting?
Yes, it includes an analog output pin to power external components through energy harvesting.
- How is data protected in the ST25DV04K-IER6T3?
Data protection is provided through multiple 64-bit passwords for both RF and I2C interfaces.
- What is the package style of the ST25DV04K-IER6T3?
The package style is TSSOP-8.
- Is the ST25DV04K-IER6T3 RoHS compliant?
Yes, it is RoHS compliant with Ecopack2 certification.
- What are some typical applications of the ST25DV04K-IER6T3?
Typical applications include NFC and RFID use cases, IoT devices, industrial automation, and consumer electronics.
- How many write cycles can the ST25DV04K-IER6T3 endure?
The device can endure up to 1 million write cycles at 25°C, and fewer cycles at higher temperatures.
