TJA1028T/3V3/20/1J

Product Overview

Category

The TJA1028T/3V3/20/1J 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's network.

Characteristics

• Voltage: 3.3V
• Package: SO14
• Essence: High-speed CAN transceiver
• Packaging/Quantity: Tape and reel, 2500 pieces per reel

Specifications

The TJA1028T/3V3/20/1J has the following specifications:

• Supply voltage range: 3.0V to 5.5V
• Operating temperature range: -40°C to +125°C
• Data rate: Up to 1 Mbit/s
• Wake-up capability: Yes
• ESD protection: ±8 kV HBM, ±4 kV CDM

Detailed Pin Configuration

The pin configuration of the TJA1028T/3V3/20/1J is as follows:

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

Functional Features

The TJA1028T/3V3/20/1J offers the following functional features:

• High-speed transmission and reception of CAN messages
• Low-power standby mode with wake-up capability
• Protection against electrostatic discharge (ESD)
• Robustness against electromagnetic interference (EMI)
• Compatibility with various microcontrollers and ECUs

Advantages and Disadvantages

Advantages

• High-speed data transmission for efficient communication between ECUs
• Low-power standby mode helps in reducing overall power consumption
• Robust protection against ESD and EMI ensures reliable operation in automotive environments

Disadvantages

• Limited pin configuration options may restrict certain system designs
• Higher cost compared to standard transceivers due to advanced features

Working Principles

The TJA1028T/3V3/20/1J operates based on the Controller Area Network (CAN) protocol. It facilitates bidirectional communication between ECUs by converting digital signals into differential voltage levels on the CAN bus. The transceiver ensures proper signal integrity, noise immunity, and synchronization between transmitting and receiving nodes.

Detailed Application Field Plans

The TJA1028T/3V3/20/1J is widely used in various automotive applications, including:

1. Body control modules
2. Engine control units
3. Transmission control units
4. Infotainment systems
5. Advanced driver-assistance systems (ADAS)
6. Electric vehicle powertrain systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TJA1028T/3V3/20/1J are:

1. MCP2551: A popular choice with similar specifications and compatibility.
2. SN65HVD230: Offers enhanced ESD protection and wider temperature range.
3. TLE7259-3GE: Provides additional diagnostic features and fault detection capabilities.

These alternative models offer similar functionality and can be suitable replacements depending on specific application requirements.

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