TLE6251DS: Pinout, Applications and Electrical Characteristics

The TLE6251DS is a standalone CAN transceiver from Infineon Technologies, designed for high-speed automotive and industrial applications. Here's an overview of its pinout, applications, and electrical characteristics:



The TLE6251DS typically comes in a SOIC-8 package, and its pinout is as follows:

Plain TextCopy code
  CANH |1  8| VCC
  CANL |2  7| TXD
   VIO |3  6| RXD
   GND |4  5| SLEW
  1. CANH (Pin 1): High-speed CAN bus input/output.
  2. CANL (Pin 2): Low-speed CAN bus input/output.
  3. VIO (Pin 3): Logic supply voltage.
  4. GND (Pin 4): Ground.
  5. SLEW (Pin 5): Slew rate select pin.
  6. RXD (Pin 6): Receive input for the internal CAN protocol controller.
  7. TXD (Pin 7): Transmit output for the internal CAN protocol controller.
  8. VCC (Pin 8): Supply voltage.


The TLE6251DS transceiver is commonly used in various automotive and industrial applications, including:

  1. Automotive Control Systems:

    • Engine control units (ECUs)
    • Transmission control units (TCUs)
    • Advanced driver-assistance systems (ADAS)
    • Body control modules
    • Infotainment systems
  2. Industrial Automation:

    • Industrial control systems
    • Factory automation
    • Process control
  3. Aerospace and Defense:

    • Avionics systems
    • Military vehicles
    • Unmanned aerial vehicles (UAVs)
  4. Heavy Machinery:

    • Construction machinery
    • Agriculture equipment
    • Mining vehicles

Electrical Characteristics:

The electrical characteristics of the TLE6251DS include but are not limited to:

  1. Supply Voltage:

    • VIO: Typically operates at 3.3V or 5V logic supply.
    • VCC: Power supply for the CAN transceiver.
  2. Bus Speed:

    • Supports high-speed CAN communication up to 1 Mbps.
  3. Operating Temperature:

    • Designed to operate reliably over a wide temperature range, typically from -40°C to 125°C.
  4. Slew Rate Control:

    • It features a selectable slew rate to optimize performance for different bus lengths and speeds.
  5. ESD Protection:

    • Built-in electrostatic discharge protection for enhanced reliability.
  6. Transceiver Feature:

    • CAN bus pins (CANH, CANL) designed to handle the high voltage differentials of the CAN bus.


For the most accurate and detailed electrical specifications, please refer to the official datasheet provided by the manufacturer. It contains comprehensive information regarding the transceiver's electrical and operational characteristics, including timing diagrams, recommended operating conditions, and more.

Always refer to the most recent datasheet available from the manufacturer's website or authorized distributors to ensure you have the latest information for your design and application requirements.

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