High-Speed CAN Transceiver with Standby Mode

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Product Details

Block Diagram

TJA1042 Block Diagram

TJA1042 Block Diagram


General Features

  • Fully ISO 11898-2:2003 and ISO 11898-5:2007 compliant
  • Timing guaranteed for data rates up to 5 Mbit/s in the CAN FD fast phase
  • Suitable for 12 V and 24 V systems
  • Low electromagnetic emission (EME) and high ElectroMagnetic Immunity (EMI)
  • VIO input on TJA1042T/3 and TJA1042TK/3 allows for direct interfacing with 3 V to 5 V microcontrollers
  • SPLIT voltage output on TJA1042T for stabilizing the recessive bus level
  • Available in SO8 package and leadless HVSON8 package (3.0 mm × 3.0 mm) with improved Automated Optical Inspection (AOI) capability
  • Dark green product (halogen-free and Restriction of Hazardous Substances (RoHS) compliant)
  • AEC-Q100 qualified

Predictable and fail-safe behavior

  • Very low-current Standby mode with host and bus wake-up capability
  • Functional behavior predictable under all supply conditions
  • Transceiver disengages from the bus when not powered up (zero loads)
  • Transmit Data (TXD) dominant time-out function
  • Bus-dominant time-out function in Standby mode
  • Undervoltage detection on pins VCC and VIO


  • High ESD handling capability on the bus pins (±8 kV)
  • High voltage robustness on CAN pins (±58 V)
  • Bus pins protected against transients in automotive environments
  • Thermally protected

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The TJA1042 is included in the 15-year program.

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