This device provides outstanding performance in ultrasonic applications. The embedded programmable micro controller offers maximum flexibility to adapt to various applications.

The advanced and very reliable echo detection in... read more


  • Suitable for fast data acquisition of sensors in signal function class
  • Supports: - Point-to-point/ Daisy chain bus/ Parallel bus
  • Versatile in-circuit configuration:
    - up to 15 DSI3-slaves
    - up to 16 packets per frame
    - 2 .. 63 bytes of average payload data per packet
  • ISO26262 with safety requirements rated up to ASIL B


Free Download

File Description Type
Info Sheet PDF 135 kB
DSI3 Bus Standard PDF 432 kB

On Request

File Description
E521.42 Data Sheet | Errata Sheet

Application Diagram


  • Ultra sonic parking assistant system
  • DSI3 bus networks

Ordering Information

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Part No. Package Order No.
E521.42A QFN20L4 E52142A52C
E521.42A QFN20L4 with SLP E52142A52CXX2


Part No. Description Board type Order No.
E521.42 Ultrasonic DSI3 Master Board (Board + Adapter + Docu) Demoboard K52142-0002
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