TJA1041T/VM,512

Product Overview

Category

The TJA1041T/VM,512 belongs to the category of transceiver integrated circuits.

Use

This product is primarily used for communication between microcontrollers and the physical bus in automotive applications.

Characteristics

• Transceiver IC designed for automotive applications
• Supports high-speed CAN (Controller Area Network) communication
• Provides reliable data transmission over long distances
• Operates in a wide temperature range (-40°C to +125°C)
• Low power consumption
• Robust protection features against electrical transients

Package

The TJA1041T/VM,512 is available in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of the TJA1041T/VM,512 lies in its ability to facilitate efficient and secure communication within automotive systems, ensuring reliable data exchange between microcontrollers.

Packaging/Quantity

This product is typically supplied in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 4.5V to 5.5V
• Maximum data rate: 1 Mbit/s
• Standby current: 10 µA (typical)
• Operating temperature range: -40°C to +125°C
• Package type: SO14

Detailed Pin Configuration

The TJA1041T/VM,512 features a 14-pin Small Outline (SO14) package. The pin configuration is as follows:

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

Functional Features

• High-speed CAN communication support
• Bus line protection against electrical transients
• Wake-up capability from low-power mode
• Split termination for improved signal integrity
• LIN (Local Interconnect Network) compatibility

Advantages and Disadvantages

Advantages

• Reliable and efficient communication in automotive systems
• Wide operating temperature range enables use in extreme conditions
• Low power consumption for energy-efficient applications
• Robust protection features ensure data integrity
• Compatibility with LIN networks enhances versatility

Disadvantages

• Limited pin count may restrict the number of supported functions
• Requires additional external components for complete system integration

Working Principles

The TJA1041T/VM,512 operates as a transceiver between microcontrollers and the physical bus in automotive systems. It converts the digital signals from the microcontroller into differential voltage levels suitable for transmission over the CAN bus. Similarly, it receives differential signals from the bus and converts them into digital signals for the microcontroller.

The transceiver incorporates various protection mechanisms to safeguard against electrical transients, ensuring reliable data transmission even in harsh automotive environments.

Detailed Application Field Plans

The TJA1041T/VM,512 finds extensive application in the automotive industry, particularly in areas where reliable communication between microcontrollers is crucial. Some specific application fields include:

1. Automotive body control modules
2. Engine management systems
3. Transmission control units
4. Anti-lock braking systems (ABS)
5. Airbag control units
6. Instrument clusters
7. Powertrain control modules

Detailed and Complete Alternative Models

1. TJA1040T/VM,512
2. TJA1041AT/VM,512
3. TJA1042T/VM,512
4. TJA1043T/VM,512
5. TJA1044T/VM,512

These alternative models offer similar functionality and compatibility with automotive applications, providing options for different system requirements.

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