TJA1103, ASIL B Compliant Automotive Ethernet 100BASE-T1 PHY Transceiver

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Block Diagram


TJA1103 Block Diagram


Key Features

  • Functional safety ISO 26262 ASIL B compliant
  • IEEE802.3bw compliant 100BASE-T1 PHY
  • OPEN Alliance TC-1 advanced PHY features
  • IEEE1588v2 / 802.1AS compliant time stamping
  • OPEN Alliance TC-10 compliant sleep / wake up
  • Single supply capability
  • HVQFN36 (6 x 6 mm) with wettable flanks
  • Optimized for automotive use cases
  • Includes startup self test
  • Compliant to AEC-Q100 Grade 1

Important Information

  • TJA1103 silicon, documentation and software are available for NDA customers only. For additional information please contact support or your local sales representative

Product Longevity Program

Part numbers include: TJA1103AHN, TJA1103BHN.


Quick reference to our documentation types.

3 documents

Design Files

Quick reference to our design files types.


Quick reference to our board types.

1-5 of 11 hardware offerings

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Quick reference to our software types.

2 software files

  • BSPs and Device Drivers

    TJA11xx Linux driver for IEEE 802.3 Clause 45 managed PHYs

  • BSPs and Device Drivers

    XJA11XX Ethernet Phy Real Time Drivers AUTOSAR 4.4 (ISO26262) License

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

1 engineering service

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3 trainings


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