TJA1101/TJA1101B: Robust, Low Power 100BASE-T1 PHY Transceiver

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Block Diagram

TJA1101B Block Diagram

TJA1101B Block Diagram

Features

Automotive Qualified

  • AEC-Q100 Grade 1
  • Ambient Temperature -40°C to 125°C

IEEE 100BASE-T1 compliant PHY transceiver

  • Interoperable with any IEEE 100BASE-T1 and OABR compliant PHY
  • 100Mbps Ethernet over single unshielded twisted pair (UTP) cable
  • ESD robust MDI:
    • Passes IEC62228-5 Class IV
    • Protected against +/- 8kV according to IEC61000-4-2

OPEN Alliance TC-10 compliant sleep / wake up

  • Sleep and Wake-Up forwarding over data line
  • For reduced cable cost and weight
  • With direct connection to Vbat for simplified power management

ISO26262 ASIL-A

  • Safety manual available to support system level safety goals

Optimized for Automotive Usecases

  • MDI pins do not need an external filter or ESD protection
  • Cable polarity detection and auto-correction
  • Supports single 3.3V supply
  • Direct connection to Vbat

Advanced Diagnostic Features

  • Real-time Signal Quality Indicator
  • Gap Free Under Voltage Detection
  • Diagnosis of Cabling Errors

HVQFN36 (6mm x 6mm) with wettable flanks

  • Small PCB footprint enabled for AOI

SafeAssure Functional Safety Program

SafeAssure Functional Safety Program

SafeAssure Functional Safety Program

When it comes to functional safety, NXP stands for quality and reliability. Our SafeAssure program simplifies system-level safety requirements in accordance with ISO 26262.
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Design Resources

Documentation

Quick reference to our documentation types.

3 documents

Design Files

Hardware

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Software

2 software files

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

Engineering Services

3 engineering services

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Training

3 trainings

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