Ultrasonic Ranger SRF05

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

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.