TJA1040T/VM,118

Product Overview

Category

The TJA1040T/VM,118 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 communication: The TJA1040T/VM,118 supports high-speed data transmission, enabling efficient communication between ECUs.
• Robustness: It is designed to withstand harsh automotive environments, including temperature variations, electromagnetic interference, and voltage fluctuations.
• Low power consumption: The transceiver operates with low power consumption, making it suitable for automotive systems where energy efficiency is crucial.

Package

The TJA1040T/VM,118 is available in a compact package, ensuring easy integration into automotive electronic systems.

Essence

The essence of the TJA1040T/VM,118 lies in its ability to facilitate reliable and efficient communication between various ECUs in an automotive environment.

Packaging/Quantity

The product is typically packaged in reels or tubes, with varying quantities depending on the supplier's specifications.

Specifications

• Supply voltage range: 4.5V to 5.5V
• Operating temperature range: -40°C to +125°C
• Data rate: Up to 1 Mbps
• Transceiver type: CAN (Controller Area Network)
• Number of pins: 8
• ESD protection: ±2 kV HBM (Human Body Model)

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground connection
3. TXD: Transmit data output
4. RXD: Receive data input
5. STB: Standby input
6. CANH: CAN bus high
7. CANL: CAN bus low
8. VIO: Voltage input/output for digital I/O level

Functional Features

• Bus wake-up capability: The TJA1040T/VM,118 can wake up the bus upon detecting a specific pattern on the CAN bus, allowing for efficient power management.
• Error detection and reporting: It incorporates error detection mechanisms to identify and report any communication errors, ensuring data integrity.
• Low electromagnetic emissions: The transceiver minimizes electromagnetic emissions, complying with automotive industry standards.

Advantages and Disadvantages

Advantages

• High-speed communication enables faster data transfer between ECUs.
• Robust design ensures reliable operation in challenging automotive environments.
• Low power consumption contributes to energy-efficient systems.
• Wake-up capability allows for effective power management.

Disadvantages

• Limited compatibility: The TJA1040T/VM,118 is specifically designed for automotive applications and may not be suitable for other industries.
• Higher cost compared to standard transceivers due to its specialized features.

Working Principles

The TJA1040T/VM,118 operates based on the Controller Area Network (CAN) protocol. It facilitates bidirectional communication by converting digital signals from ECUs into differential voltage signals suitable for transmission over the CAN bus. The transceiver also receives differential voltage signals from the bus and converts them back into digital signals for the receiving ECUs.

Detailed Application Field Plans

The TJA1040T/VM,118 finds extensive application in various automotive systems, 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

Detailed and Complete Alternative Models

1. TJA1040T/CM,118
2. TJA1040T/N1,118
3. TJA1040T/VM,112
4. TJA1040T/VM,125

These alternative models offer similar functionality and compatibility with the TJA1040T/VM,118, providing flexibility in choosing the most suitable transceiver for specific automotive applications.

Word count: 511 words