This device offers the best distance measurement performance in ultrasonic applications. The integrated driver stage excites an ultrasonic transducer via a center-tap transformer. The device receives the reflected signal and... read more


  • 5 th Generation Ultrasonic Sensor IC
  • Support for various applications and architectures by
    - 2x LIN Interfaces (position detection / auto-addressing)
    - 4x GPIOs (e.g. for UART, SPI, PWM, pin-coding,...)
  • Best ultrasonic measurement performance due to
    - Advanced analog & digital signal processing
    - Widely configurable measurement cycles
    - Noise suppression features for higher robustness
    - Near field data evaluation for close proximity detection
  • Variety of diagnosis functions, e.g. measurement of
    - Ringing time and ringing frequency
    - Transducer impedance
    - IC temperature and different IC voltages
  • Embedded 32-bit microcontroller (Arm® Cortex®-M0)
    - 64 kByte (32kB Flash + 32kB SysROM with LIN driver)
    - 4 kByte SRAM
  • QFN20L4 package with smallest footprint in the market
  • Development acc. ISO 26262:2018 (capable up to ASIL B)
  • Qualified acc. to AEC-Q100


Free Download

File Description Type
E524.37 Info Sheet PDF 214 kB
Product Flyer Ultrasonic Sensors PDF 2.89 MB

On Request

File Description
E524.37 Data Sheet| Errata Sheet

Application Diagram


  • Standard ultrasonic park assist systems (USPA, PAS,...)
  • ECU-less park assist systems with buzzer control
  • Drone and Robotics / Distance measurement systems

Ordering Information

Distributor Inventory Search
Buy our Products at your local Distributor
Please note that you are leaving the Elmos website with this link.


Part No. Package Order No.
E524.37 QFN20L4 E52437A52C


Part No. Description Board type Order No.
E524.37 Ultrasonic Sensor Application Board Demoboard K52437-0002
E524.37 Ultrasonic Sensor Application Board Demoboard K52437-0003
Show cookie popup