TLE9250LEXUMA1

Product Overview

Category

The TLE9250LEXUMA1 belongs to the category of automotive communication ICs.

Use

This product is primarily used for in-vehicle networking applications, specifically for high-speed communication between electronic control units (ECUs) in automobiles.

Characteristics

• High-speed communication: The TLE9250LEXUMA1 supports data rates up to 5 Mbps, enabling fast and efficient communication between ECUs.
• Robustness: It is designed to withstand the harsh automotive environment, including temperature variations, electromagnetic interference, and voltage fluctuations.
• Low power consumption: The IC is optimized for low power consumption, making it suitable for automotive applications where energy efficiency is crucial.
• Integrated protection features: The TLE9250LEXUMA1 incorporates various protection mechanisms to ensure reliable operation and prevent damage from electrical transients.

Package

The TLE9250LEXUMA1 is available in a compact surface-mount package, allowing for easy integration into automotive electronic systems.

Essence

The essence of the TLE9250LEXUMA1 lies in its ability to provide a reliable and high-speed communication link between different ECUs within a vehicle, facilitating efficient data exchange and system coordination.

Packaging/Quantity

The TLE9250LEXUMA1 is typically supplied in reels or trays, depending on the manufacturer's packaging standards. The exact quantity per package may vary, but it is commonly available in quantities suitable for both prototyping and mass production.

Specifications

• Supply voltage range: 3.0V to 5.5V
• Data rate: Up to 5 Mbps
• Operating temperature range: -40°C to +125°C
• ESD protection: ±8 kV (HBM)
• Sleep mode current consumption: <10 µA
• Package dimensions: 4 mm x 4 mm

Detailed Pin Configuration

The TLE9250LEXUMA1 features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

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

Functional Features

• Dual communication interface: The TLE9250LEXUMA1 supports both LIN (Local Interconnect Network) and CAN (Controller Area Network) protocols, providing flexibility for different automotive applications.
• Wake-up functionality: It includes a wake-up pin that allows the IC to be activated from a low-power sleep mode, conserving energy when not in use.
• Error detection and reporting: The TLE9250LEXUMA1 incorporates error detection mechanisms, enabling the identification and reporting of communication errors between ECUs.
• Diagnostic capabilities: It provides diagnostic features that assist in troubleshooting and monitoring the communication link's health.

Advantages and Disadvantages

Advantages

• High-speed communication enables efficient data exchange between ECUs.
• Robust design ensures reliable operation in harsh automotive environments.
• Low power consumption contributes to energy efficiency.
• Integrated protection features safeguard against electrical transients.

Disadvantages

• Limited pin count may restrict the number of ECUs that can be connected simultaneously.
• Compatibility with other communication protocols may be limited.

Working Principles

The TLE9250LEXUMA1 operates by receiving and transmitting data through its LIN and CAN interfaces. It utilizes advanced modulation techniques and error correction algorithms to ensure accurate and reliable communication between ECUs. The IC also incorporates various protection mechanisms to withstand electrical transients and maintain signal integrity.

Detailed Application Field Plans

The TLE9250LEXUMA1 finds extensive application in the automotive industry, particularly in vehicles equipped with multiple ECUs that require high-speed communication. Some specific application areas include:

• Body control modules
• Powertrain systems
• Infotainment systems
• Advanced driver assistance systems (ADAS)
• Lighting control units

Detailed and Complete Alternative Models

While the TLE9250LEXUMA1 offers a comprehensive set of features, there are alternative models available in the market that cater to different requirements. Some notable alternatives include:

• TJA1028: A LIN transceiver with enhanced diagnostic capabilities.
• MCP2562: A CAN transceiver with low-power standby mode.
• SN65HVD230: A robust CAN transceiver with extended temperature range.

These alternative models provide options for designers based on specific project needs and compatibility requirements.

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