NXP USA Inc.
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TJA1042T,112
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TJA1042T,112

Product Overview

The TJA1042T,112 is a high-speed CAN transceiver designed for automotive applications. It falls under the category of automotive electronics and is widely used in various automotive systems for communication between electronic control units (ECUs). The TJA1042T,112 is known for its robustness, reliability, and high-speed performance. It is available in a small package and is designed to operate in harsh automotive environments.

Basic Information

  • Category: Automotive Electronics
  • Use: Communication between ECUs in automotive systems
  • Characteristics: Robust, reliable, high-speed performance
  • Package: Small form factor
  • Essence: Facilitates communication in automotive networks
  • Packaging/Quantity: Typically supplied in reels or tubes

Specifications

  • Operating Voltage: 4.5V to 5.5V
  • Operating Temperature: -40°C to 125°C
  • Data Rate: Up to 1 Mbps
  • Package Type: SO8

Detailed Pin Configuration

The TJA1042T,112 features an 8-pin configuration: 1. Vref 2. CANH 3. CANL 4. STB 5. GND 6. TXD 7. RXD 8. VCC

Functional Features

  • High-Speed Communication: Supports data rates up to 1 Mbps.
  • Fault-Tolerant Operation: Ensures reliable communication even in noisy environments.
  • Low Power Consumption: Designed for efficiency in automotive applications.
  • Bus Wake-Up Capability: Enables low-power modes while maintaining network presence.

Advantages and Disadvantages

Advantages

  • Robustness in automotive environments
  • High-speed communication
  • Low power consumption

Disadvantages

  • Limited voltage range
  • Sensitive to electrostatic discharge

Working Principles

The TJA1042T,112 operates by facilitating the exchange of messages between ECUs in a vehicle's network. It ensures reliable and efficient communication by implementing the CAN protocol and providing robustness against electromagnetic interference and other environmental challenges.

Detailed Application Field Plans

The TJA1042T,112 is commonly used in various automotive applications, including: - Engine Control Units - Transmission Control Units - Body Control Modules - Infotainment Systems - Advanced Driver Assistance Systems

Detailed and Complete Alternative Models

  • TJA1040T: Lower speed variant suitable for applications with lower data rate requirements.
  • TJA1043T: Higher speed variant with extended temperature range for more demanding automotive environments.

In conclusion, the TJA1042T,112 is a vital component in automotive communication networks, offering high-speed, reliable communication in a compact and robust package.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TJA1042T,112 en soluciones técnicas

  1. What is the TJA1042T,112 used for?

    • The TJA1042T,112 is a high-speed CAN transceiver designed for use in automotive and industrial applications.

  2. What is the maximum data rate supported by TJA1042T,112?

    • The TJA1042T,112 supports a maximum data rate of 1 Mbps.

  3. What is the operating voltage range of TJA1042T,112?

    • The TJA1042T,112 has an operating voltage range of 4.5V to 5.5V.

  4. Is the TJA1042T,112 compatible with CAN FD (Flexible Data Rate)?

    • Yes, the TJA1042T,112 is compatible with CAN FD and can support higher data rates than traditional CAN.

  5. What is the thermal shutdown feature of TJA1042T,112?

    • The TJA1042T,112 includes a thermal shutdown feature to protect the device from overheating.

  6. Can TJA1042T,112 be used in harsh automotive environments?

    • Yes, the TJA1042T,112 is designed to withstand harsh automotive environments and is AEC-Q100 qualified.

  7. Does TJA1042T,112 have built-in ESD protection?

    • Yes, the TJA1042T,112 features built-in ESD protection to safeguard against electrostatic discharge events.

  8. What is the typical quiescent current consumption of TJA1042T,112?

    • The typical quiescent current consumption of TJA1042T,112 is around 10 mA.

  9. Is TJA1042T,112 compatible with different microcontroller interfaces?

    • Yes, the TJA1042T,112 is compatible with various microcontroller interfaces, making it versatile for different system designs.

  10. Are there any application notes or reference designs available for TJA1042T,112?

    • Yes, NXP provides application notes and reference designs to assist with the implementation of TJA1042T,112 in technical solutions.