NXP USA Inc.
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TJA1040T/VM,112
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TJA1040T/VM,112

Product Overview

Category

The TJA1040T/VM,112 belongs to the category of automotive transceivers.

Use

This product is primarily used in automotive applications for communication between electronic control units (ECUs) within a vehicle.

Characteristics

  • High-speed CAN transceiver
  • Compliant with ISO 11898-2 standard
  • Supports data rates up to 1 Mbps
  • Low electromagnetic emissions
  • Robust design for automotive environments

Package

The TJA1040T/VM,112 is available in a compact and industry-standard SO14 package.

Essence

The essence of this product lies in its ability to facilitate reliable and efficient communication between various ECUs in an automotive system.

Packaging/Quantity

The TJA1040T/VM,112 is typically packaged in reels containing 2500 units.

Specifications

  • Supply voltage: 4.5V to 5.5V
  • Operating temperature range: -40°C to +125°C
  • Standby current: 10µA (typical)
  • Transmitting current: 100mA (typical)
  • Receiving current: 50mA (typical)

Detailed Pin Configuration

The TJA1040T/VM,112 features a 14-pin configuration as follows:

  1. VCC
  2. GND
  3. TXD
  4. RXD
  5. SPLIT
  6. CANH
  7. CANL
  8. VREF
  9. VIO
  10. WAKE
  11. STB
  12. LIN
  13. NC
  14. NC

Functional Features

  • High-speed transmission and reception of CAN messages
  • Wake-up capability for low-power operation
  • Support for local interconnect network (LIN) communication
  • Integrated protection against electrostatic discharge (ESD)
  • Error detection and fault confinement mechanisms

Advantages and Disadvantages

Advantages

  • High-speed data transmission for efficient communication
  • Robust design suitable for automotive environments
  • Low electromagnetic emissions for reduced interference
  • Integrated protection against ESD for enhanced reliability
  • Support for LIN communication enables additional functionality

Disadvantages

  • Limited pin configuration options may restrict certain applications
  • Relatively high power consumption during transmission

Working Principles

The TJA1040T/VM,112 operates based on the Controller Area Network (CAN) protocol. It transmits and receives messages using differential signaling over a twisted pair of wires (CANH and CANL). The transceiver converts digital signals from the microcontroller into physical signals suitable for transmission over the CAN bus. It also performs signal conditioning and error checking to ensure reliable communication.

Detailed Application Field Plans

The TJA1040T/VM,112 is widely used in various automotive applications, including:

  1. Engine control units (ECUs)
  2. Transmission control units
  3. Body control modules
  4. Anti-lock braking systems (ABS)
  5. Airbag control units
  6. Instrument clusters
  7. Powertrain control modules (PCM)
  8. HVAC systems
  9. Electric power steering systems
  10. Advanced driver-assistance systems (ADAS)

Detailed and Complete Alternative Models

  1. TJA1040T/N1,118
  2. TJA1040T/CM,118
  3. TJA1040T/3,118
  4. TJA1040T/1,118
  5. TJA1040T/2,118

These alternative models offer similar functionality and compatibility with the TJA1040T/VM,112, providing flexibility in choosing the most suitable option for specific applications.

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Énumérez 10 questions et réponses courantes liées à l'application de TJA1040T/VM,112 dans les solutions techniques

  1. What is the maximum operating voltage of TJA1040T/VM,112?

    • The maximum operating voltage of TJA1040T/VM,112 is 5.5V.

  2. What is the typical standby current consumption of TJA1040T/VM,112?

    • The typical standby current consumption of TJA1040T/VM,112 is 10µA.

  3. What is the recommended operating temperature range for TJA1040T/VM,112?

    • The recommended operating temperature range for TJA1040T/VM,112 is -40°C to 125°C.

  4. Does TJA1040T/VM,112 support high-speed CAN communication?

    • Yes, TJA1040T/VM,112 supports high-speed CAN communication up to 1 Mbps.

  5. What is the pin configuration of TJA1040T/VM,112?

    • TJA1040T/VM,112 has an 8-pin SO8 package with specific pin configurations for CANH, CANL, VCC, GND, and other functions.

  6. Is TJA1040T/VM,112 compatible with automotive applications?

    • Yes, TJA1040T/VM,112 is designed for automotive applications and complies with relevant industry standards.

  7. Can TJA1040T/VM,112 be used in industrial control systems?

    • Yes, TJA1040T/VM,112 can be utilized in industrial control systems that require reliable CAN communication.

  8. What are the key features of TJA1040T/VM,112 for network management?

    • TJA1040T/VM,112 offers features such as bus wake-up capability, silent mode, and error detection for efficient network management.

  9. Does TJA1040T/VM,112 have built-in protection mechanisms for overvoltage and ESD?

    • Yes, TJA1040T/VM,112 incorporates protection against overvoltage and electrostatic discharge (ESD) to ensure robust performance.

  10. Are there any application notes or reference designs available for TJA1040T/VM,112 implementation?

    • Yes, application notes and reference designs are available to assist in the effective integration of TJA1040T/VM,112 into technical solutions.