TJA1057GTKZ - English Editing Encyclopedia Entry

Product Overview

Category

The TJA1057GTKZ belongs to the category of integrated circuits (ICs) and specifically falls under the automotive communication ICs.

Use

This product is primarily used for communication purposes in automotive applications, enabling reliable data transmission between various electronic control units (ECUs) within a vehicle.

Characteristics

• The TJA1057GTKZ is designed to meet the stringent requirements of the automotive industry, ensuring high reliability and robustness.
• It supports the Controller Area Network (CAN) protocol, which is widely used in automotive networks.
• This IC offers excellent electromagnetic compatibility (EMC) performance, minimizing interference with other electronic systems in the vehicle.
• It operates over a wide temperature range, making it suitable for use in harsh automotive environments.

Package and Quantity

The TJA1057GTKZ is available in a compact surface-mount package. The specific package type may vary depending on the manufacturer. It is typically supplied in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 1 Mbps
• Number of Pins: 8
• Package Type: SOT505-2

Detailed Pin Configuration

The TJA1057GTKZ features the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VBAT | Battery Supply Voltage | | 2 | CANL | CAN Bus Low Signal Line | | 3 | CANH | CAN Bus High Signal Line | | 4 | GND | Ground | | 5 | STB | Standby Mode Control | | 6 | RXD | Receive Data | | 7 | TXD | Transmit Data | | 8 | VCC | Logic Supply Voltage |

Functional Features

• High-speed data transmission: The TJA1057GTKZ supports data rates of up to 1 Mbps, ensuring efficient communication between ECUs.
• Standby mode: The STB pin allows the IC to enter a low-power standby mode when not actively transmitting or receiving data, reducing power consumption.
• Error detection and fault confinement: This IC incorporates error detection mechanisms, enabling fault confinement and ensuring reliable communication in the presence of errors.
• ESD protection: The TJA1057GTKZ provides built-in electrostatic discharge (ESD) protection, safeguarding the IC from damage during handling and operation.

Advantages and Disadvantages

Advantages

• Robust and reliable communication in automotive environments.
• Excellent EMC performance, minimizing interference with other electronic systems.
• Low power consumption in standby mode.
• Integrated ESD protection for enhanced durability.

Disadvantages

• Limited to automotive applications, not suitable for general-purpose communication needs.
• Requires additional external components for complete system implementation.

Working Principles

The TJA1057GTKZ operates based on the Controller Area Network (CAN) protocol. It utilizes differential signaling over the CANH and CANL lines to transmit and receive data between ECUs. The IC incorporates various features such as error detection, fault confinement, and standby mode control to ensure reliable and efficient communication within the automotive network.

Detailed Application Field Plans

The TJA1057GTKZ is widely used in automotive applications where reliable communication between ECUs is crucial. Some common application fields include:

1. Automotive Body Control Modules (BCM)
2. Engine Control Units (ECU)
3. Transmission Control Units (TCU)
4. Anti-lock Braking Systems (ABS)
5. Airbag Control Units (ACU)
6. Instrument Clusters
7. Infotainment Systems

Detailed and Complete Alternative Models

1. TJA1050: This is a popular alternative to the TJA1057GTKZ, offering similar functionality but with a different pin configuration.
2. MCP2551: Another widely used automotive CAN transceiver, providing compatibility with various microcontrollers and offering additional features such as thermal shutdown protection.
3. SN65HVD230: This IC offers enhanced electromagnetic compatibility and supports extended temperature ranges, making it suitable for demanding automotive applications.

Please note that the above list is not exhaustive, and there are several other alternative models available in the market.

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