LIN Transceiver with Integrated Voltage Regulator

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Product Details

Block Diagram

TJA1028 Block Diagram

TJA1028 Block Diagram



  • LIN 2.0/2.1/2.2 compliant , SAE J2602 compliant . ISO 17987-4:2016 (12 V) compliant (TJA1028A/B/C/D)
  • Downward compatible with LIN 1.3
  • Internal LIN responder termination resistor
  • Voltage regulator offering 5 V or 3.3 V, 70 mA capability
  • 2 % voltage regulator accuracy over specified temperature and supply ranges
  • Voltage regulator output undervoltage detection with reset output
  • Voltage regulator is short-circuit proof to ground
  • Voltage regulator stable with ceramic, tantalum and aluminum electrolyte capacitors
  • Robust ESD performance; ±8 kV according to IEC61000-4-2 for pins LIN and VBAT
  • Pins LIN and VBAT protected against transients in the automotive environment (ISO 7637)
  • Very low LIN bus leakage current of < 2 μA when battery not connected
  • LIN pin short-circuit proof to battery and ground
  • Transmit data (TXD) dominant time-out function
  • Thermally protected
  • Very low electromagnetic emission (EME)
  • High electromagnetic immunity (EMI)
  • Typical standby mode current of 45 μA
  • Typical sleep mode current of 12 μA
  • LIN bus wake-up function and K-line compatible

Product Longevity Program

  • These products are included in the NXP Product Longevity program ensuring a stable supply of products for your embedded designs. The TJA1028A, TJA1028B, TJA1028C, and TJA1028D are included in the 15-year program

Part numbers include: TJA1028AT, TJA1028ATK, TJA1028BT, TJA1028BTK, TJA1028CT, TJA1028CTK, TJA1028DT, TJA1028T, TJA1028TK, TJA1028DTK.


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