SRF08 Ultrasonic Rangefinder Sensor

SKU: SEN0007

The article provides an in-depth look at the specifications and pinout of the Ultrasonic Rangefinder Sensor, focusing on essential aspects such as recommended pull-up resistors for the I2C bus. It highlights the significance of proper resistor placement, ensuring optimal functionality and sensor performance. Additionally, the content covers the role of the SRF08 module as a slave within the bus system, never serving as a bus master, and advises on the correct resistor to use for effective operation. This comprehensive guide is aimed at helping readers understand the technical setup and requirements for successful integration and use of ultrasonic sensors in various applications.

Detail of SRF08 ultrasonic distance sensor mounted on circuit board with metallic mesh and electronic connections.-DFRobot product sku:SEN0007 image.
  • Docs
  • Tech Specs
  • Specification

    Parameter Specification
    Voltage 5v only required
    Current 15mA Typical. 3mA Standby
    Frequency 40KHz
    Range 3cm -6m (1.2-236.2 in).
    Max Analogue Gain Variable 94 to 1025 in 32 steps.
    Connection Standard I2C Bus.
    Light Sensor Front Facing light sensor.
    Timing Fully timed echo, freeing host controller of task.
    Echo Multiple echo - keeps looking after first echo.
    Units Range reported in uS, mm or inches.
    Small Size 43mm x 20mm x 17mm (1.7x0.8x0.7 in) height.

    Pinout

    ultrasonic rangefinder

    Num Label Description
    1 +5V +5V
    2 SDA SDA
    3 SCL SCL
    4 Do Not Connect Suspended
    5 0v Ground GND

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