The NXP PCF7991AT is a versatile Radio-Frequency Identification (RFID) transponder IC designed to meet the needs of a wide range of wireless and contactless communication applications. This IC is part of NXP's renowned product line, which is known for its reliability, performance, and innovation in the field of RFID technology.

Key Features

• Multi-protocol support: The PCF7991AT supports various protocols, including Hitag 1, Hitag 2, and Hitag S, making it suitable for a diverse set of applications.
• Low power consumption: Designed with power efficiency in mind, this IC ensures minimal power usage in both active and passive modes, extending the life of battery-powered devices.
• Security: It includes security features such as mutual authentication and encryption, providing a secure communication channel between the transponder and reader.
• Flexible memory organization: The IC contains user-configurable memory that can be tailored to specific application requirements, offering a variety of data storage options.
• Robust design: The PCF7991AT is built to withstand harsh environments, making it suitable for outdoor use and industrial applications.

Applications

The PCF7991AT's flexibility and robustness make it ideal for a range of applications, including:

• Access control systems
• Asset tracking
• Animal identification
• Car immobilizers
• Waste management systems

Technical Specifications

• Operating frequency: 100 kHz to 150 kHz
• Supply voltage: 2.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Packages: SO14, TSSOP14

The NXP PCF7991AT transponder IC is a highly integrated solution for RFID systems, offering the perfect blend of performance, security, and flexibility. Whether used in simple identification tasks or complex security systems, this IC is engineered to provide a reliable and efficient performance that NXP's customers have come to expect.