TJA1051T/CM,118 - English Editing Encyclopedia Entry

Product Overview

Category

The TJA1051T/CM,118 belongs to the category of transceiver integrated circuits (ICs).

Use

This IC is primarily used for communication purposes in automotive applications.

Characteristics

• The TJA1051T/CM,118 is a high-speed CAN (Controller Area Network) transceiver.
• It operates at a maximum data rate of 1 Mbps.
• This IC supports both 5V and 3.3V supply voltages.
• It is designed to meet the stringent requirements of the automotive industry.

Package

The TJA1051T/CM,118 is available in a compact SO8 package.

Essence

The essence of this product lies in its ability to facilitate reliable and efficient communication within automotive systems.

Packaging/Quantity

The TJA1051T/CM,118 is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage: 3.3V - 5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• Package Type: SO8

Detailed Pin Configuration

The TJA1051T/CM,118 features an 8-pin configuration with the following pin assignments:

1. VCC - Supply voltage input
2. GND - Ground reference
3. TXD - Transmit data line
4. RXD - Receive data line
5. STB - Standby mode control
6. CANH - CAN bus high-level input/output
7. CANL - CAN bus low-level input/output
8. VIO - IO voltage selection

Functional Features

• High-speed transmission: The TJA1051T/CM,118 enables fast and reliable data transmission up to 1 Mbps.
• Robust communication: It provides excellent noise immunity and fault tolerance, ensuring reliable communication in automotive environments.
• Standby mode: The STB pin allows the IC to enter a low-power standby mode when not actively transmitting or receiving data.
• IO voltage selection: The VIO pin enables the selection of either 3.3V or 5V IO voltage levels.

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Robust performance in automotive environments
• Low-power standby mode for energy efficiency
• Flexible IO voltage selection

Disadvantages

• Limited to automotive applications
• Requires additional external components for complete system integration

Working Principles

The TJA1051T/CM,118 operates based on the CAN protocol, which is widely used in automotive communication systems. It transmits and receives data over a differential bus (CANH and CANL) using a balanced voltage signaling scheme. The IC incorporates various features to ensure reliable communication, such as error detection and correction mechanisms.

Detailed Application Field Plans

The TJA1051T/CM,118 finds extensive application in the automotive industry, including:

1. Vehicle control systems
2. Engine management systems
3. Body electronics
4. Infotainment systems
5. Advanced driver-assistance systems (ADAS)
6. Telematics and communication modules

Detailed and Complete Alternative Models

1. TJA1040 - Similar high-speed CAN transceiver with different pin configuration
2. MCP2551 - Popular CAN transceiver with similar specifications
3. SN65HVD230 - CAN transceiver with extended temperature range

These alternative models offer similar functionality and can be considered as substitutes for the TJA1051T/CM,118 depending on specific requirements.

In conclusion, the TJA1051T/CM,118 is a high-speed CAN transceiver designed for automotive applications. It offers robust communication, high-speed data transmission, and flexibility in IO voltage selection. While limited to automotive use, it serves various systems within vehicles, ensuring reliable and efficient communication.