Low cost Ultrasonic Ranger

This low cost Ultrasonic Ranger allows you to detect the distance of an object between 1cm and 4m. Two operational modes are available, Single pin for trig/echo or 2 Pin SRF04 compatible. The input Trigger is a 10uS Min. TTL level pulse  Echo Pulse is Positive TTL level signal, with the width proportional to the object range.

• Range - 1cm to 4m.
• Power - 5v, 4mA Typ.
• Frequency - 40KHz.
• Size - 43mm x 20mm x 17mm height.

Full Technical Documentation