Overview
The TLE9255WSK is a high-performance CAN (Controller Area Network) transceiver developed by Infineon Technologies. It is part of the latest Infineon CAN transceiver family and is fully compliant with the ISO11898-2 standard from 2016, as well as the former ISO11898-7. This transceiver is designed for automotive applications and offers advanced features such as CAN FD (Flexible Data Rate) compliance, CAN Partial Networking (CAN PN), and enhanced electromagnetic immunity and emission characteristics.
Key Specifications
| Specification | Value |
|---|---|
| Package | DSO-14 |
| CAN FD Compliance | Up to 5 Mbit/s |
| CAN Partial Networking | Up to 2 MBit/s |
| Common Mode Range | Wide range for EMI |
| Electromagnetic Emission | Very low EME |
| ESD Robustness | ± 8 kV according to IEC61000-4-2 |
| Supply Concept | Independent VCC and VBAT pins |
| Short Circuit Protection | Proof to GND and battery |
| Overtemperature Protection | Available |
| Wake-up Frame Detection | CAN FD tolerant feature |
| Local Wake-up Input | Available |
| SPI Clock Frequency | Up to 4 MHz |
| Compliance | RoHS compliant, AEC Qualified |
Key Features
The TLE9255WSK boasts several key features that make it highly suitable for automotive applications. These include:
- CAN FD Compliance: The transceiver can drive and receive CAN FD messages up to 5 Mbit/s, and it includes a CAN FD tolerant feature to support microcontrollers that are not CAN FD capable.
- CAN Partial Networking (CAN PN): Supports CAN PN functions, allowing for more flexible network configurations.
- Electromagnetic Immunity and Emission: Offers a wide common mode range for electromagnetic immunity and very low electromagnetic emission.
- ESD Robustness: Provides excellent ESD robustness with ± 8 kV according to IEC61000-4-2.
- Independent Supply Concept: Features independent supply pins for VCC and VBAT, enhancing reliability.
- Short Circuit Protection: Protected against short circuits to GND and battery.
- Overtemperature Protection: Includes overtemperature protection for added reliability.
- Wake-up Frame Detection: Supports wake-up frame detection with a CAN FD tolerant feature.
- Local Wake-up Input: Features a local wake-up input for flexible control.
- SPI Interface: Supports an SPI interface with a clock frequency up to 4 MHz for setting up various functions such as wake-up, INH output control, mode control, and undervoltage control.
- Green Product: RoHS compliant and AEC Qualified, ensuring environmental and automotive standards are met.
Applications
The TLE9255WSK is designed for use in various automotive applications, including:
- Vehicle Networks: Ideal for CAN and CAN FD networks within vehicles, enhancing communication reliability and speed.
- Automotive Control Units: Suitable for use in control units that require robust and reliable CAN communication.
- Advanced Driver Assistance Systems (ADAS): Supports the high-speed data transmission requirements of ADAS systems.
- Electric and Hybrid Vehicles: Compatible with the demanding electrical and environmental conditions of electric and hybrid vehicles.
Q & A
- What is the TLE9255WSK and what is it used for?
The TLE9255WSK is a CAN transceiver developed by Infineon Technologies, used for automotive applications requiring reliable and high-speed CAN communication. - What standards is the TLE9255WSK compliant with?
The TLE9255WSK is fully compliant with the ISO11898-2 standard from 2016 and the former ISO11898-7. - What is the maximum CAN FD data rate supported by the TLE9255WSK?
The TLE9255WSK supports CAN FD data rates up to 5 Mbit/s. - Does the TLE9255WSK support CAN Partial Networking (CAN PN)?
Yes, the TLE9255WSK supports CAN PN functions. - What is the ESD robustness of the TLE9255WSK?
The TLE9255WSK has an ESD robustness of ± 8 kV according to IEC61000-4-2. - Does the TLE9255WSK have overtemperature protection?
Yes, the TLE9255WSK includes overtemperature protection. - What is the purpose of the SPI interface in the TLE9255WSK?
The SPI interface is used to set up various functions such as wake-up, INH output control, mode control, and undervoltage control. - Is the TLE9255WSK RoHS compliant and AEC Qualified?
Yes, the TLE9255WSK is RoHS compliant and AEC Qualified. - What type of package does the TLE9255WSK come in?
The TLE9255WSK is packaged in a standard DSO-14. - Does the TLE9255WSK support local wake-up input?
Yes, the TLE9255WSK features a local wake-up input.
