TJA1054T/N1M,518

Product Overview

Category

The TJA1054T/N1M,518 belongs to the category of transceiver integrated circuits.

Use

This product is primarily used for communication and data exchange between different electronic devices in automotive applications.

Characteristics

• Transceiver type: Integrated circuit
• Communication protocol: CAN (Controller Area Network)
• Operating voltage: 5V
• Temperature range: -40°C to +125°C
• Package type: SO8 (Small Outline 8-pin package)
• Essence: Enables reliable and efficient communication in automotive networks

Packaging/Quantity

The TJA1054T/N1M,518 is typically packaged in reels or tubes. The quantity per package varies depending on the supplier, but a common packaging option is 250 units per reel.

Specifications

• Supply voltage: 4.5V to 5.5V
• Transmitting current: 150mA (max)
• Receiving current: 20mA (max)
• Standby current: 10μA (typ)
• Data rate: Up to 1 Mbps
• ESD protection: ±8kV (HBM)

Detailed Pin Configuration

The TJA1054T/N1M,518 has an 8-pin configuration with the following pin functions:

1. VCC: Power supply input
2. GND: Ground reference
3. TXD: Transmit data output
4. RXD: Receive data input
5. STB: Standby mode control input
6. CANL: CAN low-level input/output
7. CANH: CAN high-level input/output
8. VREF: Reference voltage output

Functional Features

• High-speed data transmission: Supports data rates up to 1 Mbps, enabling fast and efficient communication.
• Robust communication: Implements CAN protocol, which provides error detection and fault confinement mechanisms for reliable data exchange.
• Standby mode: The STB pin allows the device to enter a low-power standby mode when not actively transmitting or receiving data.
• ESD protection: Offers built-in electrostatic discharge (ESD) protection, safeguarding the device from potential damage.

Advantages and Disadvantages

Advantages

• Reliable communication: The TJA1054T/N1M,518 ensures robust and error-free data transmission in automotive networks.
• Compact package: The small outline 8-pin package allows for space-efficient integration into electronic systems.
• Wide temperature range: Can operate in extreme temperature conditions (-40°C to +125°C), making it suitable for automotive applications.

Disadvantages

• Limited compatibility: The TJA1054T/N1M,518 is specifically designed for use in automotive CAN networks and may not be compatible with other communication protocols.
• Single-channel transceiver: This product supports only one communication channel, limiting its application in complex network architectures.

Working Principles

The TJA1054T/N1M,518 operates based on the CAN protocol, which utilizes differential signaling to transmit and receive data. It converts digital signals from the microcontroller into differential voltage levels on the CAN bus, allowing multiple devices to communicate simultaneously. The transceiver also incorporates error detection and fault confinement mechanisms to ensure reliable data exchange.

Detailed Application Field Plans

The TJA1054T/N1M,518 finds extensive application in various automotive systems, including:

1. Automotive control units: Enables communication between different control units, such as engine management systems, ABS modules, and airbag control units.
2. Body electronics: Facilitates data exchange between components like door modules, window controllers, and central locking systems.
3. Infotainment systems: Supports communication between audio systems, displays, and navigation modules.
4. Lighting systems: Enables control and coordination of lighting modules, including headlights, taillights, and interior lighting.

Detailed and Complete Alternative Models

1. TJA1040: A similar transceiver IC with a different pin configuration but compatible with the CAN protocol.
2. MCP2551: An alternative transceiver IC from Microchip that also supports the CAN protocol.
3. SN65HVD230: Another option for a CAN transceiver, offering enhanced ESD protection and fault tolerance.

These alternative models provide similar functionality to the TJA1054T/N1M,518 and can be considered as substitutes based on specific application requirements.

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