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NXP

 

NXP TJA1103 Asil B Compliant 100BASE-T1 Ethernet PHY

Secure, Safe and Robust 3rd Gen 100BASE-T1 PHY (IEEE 802.3BW) Designed and Optimized for Automotive Requirements

TJA1103 is the third-generation product of NXP’s successful family of 100BASE-T1 Automotive Ethernet PHYs. It is perfectly suited to support the rapid expansion of Ethernet to the edge of the network or provide robust connection to domain controllers in the center of the car.

TJA1103 complies with all state-of-the-art conformance test specifications and is designed according to ISO 26262 to meet ASIL B, providing enhanced monitoring and diagnostic features. The PHY is drop-in compatible with TJA1120 to equip assembly options of platform designs with the optimized PHY product for 100 Mbps or 1 Gbps data rate.

TJA1103 Block Diagram

NXP — 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

Automotive Applications

  • Radar systems
  • Sound system
  • Vision systems and cameras
  • Car radio
  • eCockpit and head unit
  • Remote tuner
  • TCU
  • Gateway and domain controller

 

TJA1103 Evaluation / Development Board

TJA1103EVB: TJA1103 Automotive Ethernet 100BASE-T1 PHY Evaluation Board

The TJA1103EVB evaluation board is a low-cost hardware development tool that supports the functional evaluation of the 100BASE-T1 Ethernet PHY TJA1103.

To flexibly adapt to different application use cases, all configuration options can be selected via jumpers and all logic interfaces can be accessed via pin headers.

NXP — TJA1103EVB: TJA1103 Evaluation Board

Kit Contains:

  • 1x TJA1103 customer evaluation board
  • 1x Unshielded twisted pair (UTP) cable (Automotive grade)
Note: An NDA is required in order to access the TJA1103EVB documentation.

TJA1103 SABRE Development Board

The TJA1103SDB SABRE development board is a purpose-built tool to evaluate the xMII data path in an application context together with a NXP processor and is specifically designed for software engineering tasks. To enable quick application prototyping, various NXP system development boards feature the common SABRE connector; for example, our latest S32K3 general-purpose MCU, S32G vehicle network processors and i.MX 8 processors.

NXP — TJA1103SDB SABRE: TJA1103 Development Board

Kit Contains:

  • 1 x TJA1103 SABRE development board
  • 1 x Unshielded twisted Pair (UTP) cable (automotive grade)
Note: An NDA is required in order to access the TJA1103SDB documentation.