ST25DV02K-W2R8S3

The ST25DV02K-W2R8S3 is a cutting-edge RFID, RF Access and Monitoring IC designed and manufactured by STMicroelectronics. It is focused on providing short-range wireless communication between RFID tags and readers. This device features a unique combination of features designed to provide optimum performance for applications such as banking, access control, transport payment systems, gaming, and other short-range communication applications.

The ST25DV02K-W2R8S3 retains a small form factor, allowing for its use in a variety of applications. The device operates in the 13.56 MHz RF frequency range, and is capable of providing full duplex communication with data rates of up to 12.5 mbps. It also offers an integrated voltage regulator, allowing for operation from a single supply voltage and providing a low power supply.

The device is configured around a multi-layered antenna system, providing a high-performance link with low sensitivity. The integrated chip includes multiple RF channels with support for several command modes, including polling mode, random addressing, and automatic collision avoidance. The device is also resistant to interference, making it ideal for short-range communication.

The ST25DV02K-W2R8S3 also includes several memory blocks, each with 32,768 bits of internal memory. This internal memory can be used for storing configuration information and data related to the host system. The device also offers OTP memory for storing unique host information. The integrated 4Kbit secure EEPROM is also used to store long-term data.

The device has an excellent operating range, with a sensitivity range of 50 cm. This range can be further extended through the use of the integrated antenna tuning system, allowing for operating ranges up to 130 cm. The ST25DV02K-W2R8S3 also features a standby current of only 2µA, and a maximum operating current of only 8mA, allowing it to be used in battery-operated applications.

Overall, the ST25DV02K-W2R8S3 is designed for use in a variety of short-range RFID, RF Access and Monitoring applications. It is a high-performance, low-power IC that offers a reliable and secure wireless communication link between tags and readers. The device is compact, and its integrated antenna and memory make it an ideal solution for applications involving short-range communication.