TJA1028T/5V0/20:11

Product Overview

Category

The TJA1028T/5V0/20:11 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: 5V
• Package: TSSOP20
• Essence: Transceiver IC
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

The TJA1028T/5V0/20:11 has the following specifications:

• Supply voltage range: 4.5V to 5.5V
• Operating temperature range: -40°C to +125°C
• Data rate: Up to 1 Mbit/s
• Low quiescent current: 10 µA (typical)
• Wake-up capability: Supports wake-up via bus or local wake-up input
• Protection features: Overvoltage protection, undervoltage protection, thermal shutdown, and short-circuit protection

Detailed Pin Configuration

The TJA1028T/5V0/20:11 has a TSSOP20 package with the following pin configuration:

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

Functional Features

The TJA1028T/5V0/20:11 offers the following functional features:

• High-speed data transmission
• Low power consumption
• Wake-up capability for energy-efficient operation
• Robust protection features for reliable operation in automotive environments
• Compatibility with various microcontrollers and ECUs

Advantages and Disadvantages

Advantages

• High data rate enables fast communication between ECUs
• Low quiescent current minimizes power consumption
• Wake-up capability allows for efficient energy management
• Protection features ensure reliable operation in harsh automotive conditions

Disadvantages

• Limited pin configuration options may restrict certain system designs
• Availability of alternative models with additional features or different specifications

Working Principles

The TJA1028T/5V0/20:11 is designed to facilitate communication between ECUs in a vehicle's network using the Controller Area Network (CAN) protocol. It acts as a transceiver, converting digital signals from the microcontroller into differential voltage signals suitable for transmission over the CAN bus. It also receives differential signals from the bus and converts them back into digital signals for the microcontroller to process.

Detailed Application Field Plans

The TJA1028T/5V0/20:11 is widely used in various automotive applications, including:

1. Engine control systems
2. Transmission control systems
3. Body control modules
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/5V0/20:11 are:

1. TJA1040: Similar functionality with additional fault-tolerant features.
2. MCP2551: Cost-effective option with lower data rate capability.
3. SN65HVD230: Higher data rate capability with extended temperature range.

These alternative models offer different specifications and features, allowing designers to choose the most suitable option for their specific application requirements.

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