Description

TJA1042T/3.1J

Overview

The TJA1042T/3.1J is a high-speed CAN transceiver that provides an interface between a controller area network (CAN) protocol controller and the physical bus. It is designed to operate at speeds of up to 1 Mbit/s, making it suitable for a wide range of applications, including automotive and industrial systems.

Features

• High-Speed CAN Transceiver: Operates at speeds of up to 1 Mbit/s.
• Compliance with CAN Specification: Meets the requirements of the ISO 11898-2 standard for high-speed CAN.
• Low Power Consumption: Offers a low current consumption in both normal and standby modes, making it energy efficient.
• Bus Fault Protection: Includes protection against bus shorts to battery and ground.
• Transceiver Duty Cycle: The TJA1042T/3.1J provides a duty cycle of approximately 50% on the CANH and CANL lines, essential for maintaining signal integrity.

Applications

• Automotive Systems: Suitable for use in automotive applications where high-speed data transmission is required, such as in engine control units, anti-lock braking systems (ABS), and more.
• Industrial Control Systems: Applicable in industrial environments for control and automation, including machine manufacturing, process control, and other areas where reliable, high-speed data transmission is necessary.

Parameters

• Package Type: SO8
• Temperature Range: -40°C to 125°C
• Supply Voltage: 4.5V to 5.5V
• Data Rate: Up to 1 Mbit/s
• Operating Modes: Normal and Standby

Technical Specifications

• Input/Output Equivalent Circuit: CMOS
• Logic Input Levels: Compatible with 3.3V and 5V logic
• ESD Protection: yes, on bus pins
• Pin Configuration:
  1. VCC
  2. GND
  3. TXD
  4. RXD
  5. TX (not connected)
  6. STB (standby)
  7. CANH
  8. CANL

Package and Reliability

• Package: Available in SO8 (SOIC8) package for ease of use on printed circuit boards.
• Reliability: Offers high reliability and stability under various operating conditions, thanks to its robust design and protection features.

Documentation and Support

For detailed specifications, application notes, and datasheets, please refer to the official documentation and support channels provided by the manufacturer. This ensures access to the most current and accurate information regarding the TJA1042T/3.1J and its applications.