Overview
The TLE9252VSKXUMA1, produced by Infineon Technologies, is a High-Speed CAN FD Transceiver designed for use in automotive and industrial applications. This transceiver is fully compliant with ISO 11898-2 (2016) and SAE J2284-4/-5 standards, making it a reliable choice for high-speed CAN networks up to 5 Mbit/s. It serves as an interface between the physical bus layer and the CAN protocol controller, driving signals to the bus while protecting the microcontroller from network-generated interferences.
The device is part of the Interoperability Test Specification for CAN and features guaranteed loop delay symmetry, which is crucial for supporting CAN FD data frames. It also includes a Bus Wake-up Pattern (WUP) function with optimized filter times, ensuring compatibility with worldwide OEM standards.
Key Specifications
| Parameter | Description |
|---|---|
| Compliance | Fully compliant to ISO 11898-2 (2016) and SAE J2284-4/-5 |
| Data Rate | Up to 5 Mbit/s |
| Supply Voltage | Extended supply range on VCC and VIO supply |
| Power Modes | Normal-operating Mode, Receive-only Mode, Sleep Mode, Stand-by Mode |
| Current Consumption in Sleep Mode | Max. 25 µA |
| ESD Robustness | +/-10kV (HBM) and +/-9kV (IEC 61000-4-2) |
| Package | PG-DSO-14 or PG-TSON-14 |
| Bus Wake-up Pattern (WUP) | Optimized filter time (0.5µs - 1.8µs) |
| Fail Safe Features | TxD time-out, RxD Recessive Clamping, Overtemperature shut-down |
| Electromagnetic Emission | Very low EME for chokeless usage |
Key Features
- Guaranteed Loop Delay Symmetry: Supports CAN FD data frames up to 5 Mbit/s.
- Bus Wake-up Pattern (WUP): Optimized filter time (0.5µs - 1.8µs) for worldwide OEM usage.
- ESD Robustness: +/-10kV (HBM) and +/-9kV (IEC 61000-4-2).
- Low Current Consumption: Max. 25 µA in Sleep Mode.
- Dual Power Supply Solution: Via VBAT and VCC for robust behavior during battery cranking.
- Fail Safe Features: TxD time-out, RxD Recessive Clamping, Overtemperature shut-down.
- Low Electromagnetic Emission: Allows chokeless usage.
- Autonomous Bus Biasing: According to ISO 11898-2 (2016).
- Wake-Up and Local Wake-Up Functions: Bus Wake-up (WUP) and Local Wake-Up (LWU).
- Improved Robust Local Failure Diagnosis: Via NERR output pin.
- Green Product: RoHS compliant.
Applications
- Infotainment Applications: Suitable for various infotainment systems in vehicles.
- Cluster Modules: Used in dashboard and instrument cluster modules.
- Radar Applications: Applicable in automotive radar systems.
- HVAC Systems: Can be integrated into heating, ventilation, and air conditioning systems.
Q & A
- What is the maximum data rate supported by the TLE9252VSKXUMA1?
The TLE9252VSKXUMA1 supports data rates up to 5 Mbit/s.
- What standards is the TLE9252VSKXUMA1 compliant with?
The device is fully compliant with ISO 11898-2 (2016) and SAE J2284-4/-5.
- What is the current consumption in Sleep Mode?
The current consumption in Sleep Mode is maximum 25 µA.
- What is the ESD robustness of the TLE9252VSKXUMA1?
The device has an ESD robustness of +/-10kV (HBM) and +/-9kV (IEC 61000-4-2).
- Does the TLE9252VSKXUMA1 support dual power supply?
Yes, it supports dual power supply via VBAT and VCC for robust behavior during battery cranking.
- What are the fail-safe features of the TLE9252VSKXUMA1?
The device includes TxD time-out, RxD Recessive Clamping, and Overtemperature shut-down as fail-safe features.
- Is the TLE9252VSKXUMA1 RoHS compliant?
Yes, the TLE9252VSKXUMA1 is RoHS compliant.
- What are the potential applications of the TLE9252VSKXUMA1?
Potential applications include infotainment systems, cluster modules, radar applications, and HVAC systems.
- What is the purpose of the Bus Wake-up Pattern (WUP) function?
The Bus Wake-up Pattern (WUP) function allows the device to wake up from Sleep Mode with optimized filter times.
- What packages are available for the TLE9252VSKXUMA1?
The device is available in PG-DSO-14 or PG-TSON-14 packages.
