TJA1044GT/1Z: Automotive CAN Transceiver for High-Speed Communication

The TJA1044GT/1Z is a high-speed CAN transceiver designed for automotive applications, offering ideal passive behavior to the CAN bus when the supply voltage is off. This model is part of NXP's Mantis family, known for its high-speed CAN transceiver capabilities with standby mode.

Introduction to the Model

The TJA1044GT/1Z is a high-speed CAN transceiver specifically designed for high-speed CAN applications in the automotive industry. It is part of NXP's Mantis family, which is renowned for its high-speed CAN transceiver capabilities with standby mode. This model is ideal for applications where high-speed communication is crucial, such as in automotive systems where real-time data transmission is essential.

Key Features

1. High-Speed CAN Transceiver: The TJA1044GT/1Z is designed to handle high-speed CAN communication, making it suitable for applications where fast data transmission is required.

2. Standby Mode: This feature allows the transceiver to enter a low-power state when not in use, conserving energy and reducing power consumption.

3. Ideal Passive Behavior: When the supply voltage is off, the transceiver exhibits ideal passive behavior, ensuring that it does not interfere with the CAN bus.

4. Automotive Applications: The TJA1044GT/1Z is specifically designed for use in automotive systems, where high-speed communication and reliability are critical.

Technical Specifications

- Supply Voltage: The transceiver operates on a supply voltage range of 3.3V to 5.5V.

- Data Rate: It supports data rates up to 1 Mbps.

- Standby Current: The standby current is typically less than 1 µA.

- CAN Bus Interface: The transceiver features a CAN bus interface that supports the CAN 2.0B protocol.

Applications

The TJA1044GT/1Z is suitable for various applications in the automotive industry, including:

- Automotive Networking: The transceiver is ideal for applications involving high-speed data transmission in automotive networks.

- Telematics Systems: It is used in telematics systems, where real-time data transmission is essential for monitoring and control.

- Electrification Systems: The transceiver is also used in electrification systems, such as electric vehicle (EV) and hybrid electric vehicle (HEV) systems, where high-speed communication is crucial.

Evaluation and Development Boards

NXP offers various evaluation and development boards for the TJA1044GT/1Z, allowing developers to test and integrate the transceiver into their systems. These boards include:

- KEA128 Green Automotive Networking: This board is designed for green automotive networking applications.

- S32K148 Automotive Telematics Box (T-Box): This board is used for automotive telematics applications.

- S32K39/37/36 Electrification Microcontrollers Evaluation Board: This board is used for evaluating electrification systems.

- S32K146 UAVCAN V1 and MAVCAN Development System: This board is used for developing UAVCAN and MAVCAN systems.

- S32K324 Triple Permanent Magnet Synchronous Motor Control (PMSM) Reference Design Board: This board is used for developing PMSM control systems.

Conclusion

The TJA1044GT/1Z is a high-speed CAN transceiver designed specifically for automotive applications. It offers ideal passive behavior when the supply voltage is off, making it suitable for applications where high-speed communication and reliability are critical. The transceiver's standby mode and low power consumption also make it an energy-efficient choice for automotive systems. With its robust technical specifications and wide range of applications, the TJA1044GT/1Z is a valuable addition to any automotive electronics manufacturing project.

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