Texas Instruments

ISO7421FED

The ISO7421FED is a high-performance, low-power, single-chip solution for contactless smart card applications, developed by Texas Instruments (TI). It is based on TI's 13.56 MHz RFID technology and is designed to meet the ISO/IEC 14443 Type A and B standards for contactless communication.

Description:

The ISO7421FED is a highly integrated microcontroller with an on-chip RF interface and an EEPROM memory. It features a 32-bit ARM Cortex-M3 processor, which provides high computational performance and low power consumption. The device also includes a range of security features, such as hardware encryption and secure key storage, to protect sensitive data.

Features:

1. ARM Cortex-M3 processor: The ISO7421FED is equipped with a 32-bit ARM Cortex-M3 processor, which provides high computational performance and low power consumption.
2. On-chip RF interface: The device features an on-chip RF interface, which enables contactless communication with a reader at a frequency of 13.56 MHz.
3. EEPROM memory: The ISO7421FED has a large EEPROM memory, which can store up to 2 kB of user data.
4. ISO/IEC 14443 compatibility: The device is compatible with both ISO/IEC 14443 Type A and Type B standards for contactless communication.
5. Security features: The ISO7421FED includes a range of security features, such as hardware encryption and secure key storage, to protect sensitive data.
6. Low power consumption: The device is designed for low power consumption, making it suitable for battery-powered applications.
7. Small form factor: The ISO7421FED is available in a compact package, making it suitable for a wide range of applications.

Applications:

The ISO7421FED is suitable for a wide range of contactless smart card applications, including:

1. Access control: The device can be used for secure access control in buildings, offices, and other secure areas.
2. Payment systems: The ISO7421FED can be used in contactless payment systems, such as credit cards and mobile payment solutions.
3. Identity verification: The device can be used for secure identity verification in various applications, such as e-passports and national ID cards.
4. Transport and logistics: The ISO7421FED can be used in contactless ticketing systems for public transport and in logistics applications for tracking and identification of goods.
5. Loyalty and membership programs: The device can be used in contactless loyalty and membership programs, such as store cards and membership cards.
6. Event ticketing: The ISO7421FED can be used for contactless event ticketing, such as sports events, concerts, and conferences.

Overall, the ISO7421FED is a versatile and powerful single-chip solution for contactless smart card applications, offering high performance, low power consumption, and a range of security features.