Five- Ports AVB Automotive Ethernet Switch

SJA1105EL Block Diagram

SJA1105EL Block Diagram

SJA1105EL is a five-ports AVB automotive Ethernet switch that offers a flexible solution for implementing modular and cost-optimized ECUs capable of supporting any in-vehicle connectivity requirement. It fully support key automotive standards such as Audio/Video bridging and offer advanced automotive diagnostics.

It comes in two pin-compatible variants. The SJA1105EL supports Ethernet and AVB. The SJA1105TEL includes additional functionality to support Time-Triggered Ethernet (TTEthernet) and Time-Sensitive Networking (TSN).

Why Used

  • Each port individually configurable for MII and RMII operation at 10 Mbit/s or
    100 Mbit/s and RGMII operation at 10 Mbit/s, 100 Mbit/s or 1000 Mbit/s
  • Interface-dependent selectable I/O supply voltages; 1.2 V core voltage
  • 5-port store and forward architecture
  • Small footprint: LFBGA159 (12 mm x 12 mm) package
  • Automotive Grade 2 ambient operating temperature: – 40 °C to +105 °C
  • Automotive product qualification in accordance with AEC-Q100

Where Used

  •  Automotive
    • Gateway applications
    • Body domain controllers
    • Interconnecting multiple ECUs in a daisy chain
  • Audio Video Bridging (AVB) Support
    • Fully leverages infotainment
    • Advanced driver assistance systems

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