Robotics Accessories

4 x 4 Matrix Membrane Keypad

Posted On July 17, 2019 at 12:32 pm by / Comments Off on 4 x 4 Matrix Membrane Keypad

4 x 4 Matrix Membrane Keypad

  • 8 pin connector
  • Adhesive mounting
  • Maximum Circuit Rating: 35VDC, 100mA
  • Insulation Resistance: 100M Omh, 100V
  • Dielectric Withstand: 250VRms (50-60Hz, 1min)
  • Contact Bounce: <=5ms
  • Life Expectancy: 1 million closures
  • Operation Temperature: 0 to 70 centigrade
  • Humidity: 40 centigrade, 90%-95%, 240 hours
  • Pad Size (L x W): Approx. 3 x 2.7 inch / 76 x 69 mm
  • Flexible Circuit Length: Approx. 3.3 inch / 83 mm

Features 

  • Ultra-thin design
  • Adhesive backing
  • Excellent price/performance ratio
  • Easy interface to any microcontroller
  • Example programs provided for the BASIC Stamp 2 and Propeller P8X32A microcontrollers Key

Specifications 

  • Maximum Rating: 24 VDC, 30 mA
  • Interface: 8-pin access to 4×4 matrix
  • Operating temperature: 32 to 122 °F (0 to 50°C)
  • Dimensions: Keypad, 2.7 x 3.0 in (6.9 x 7.6 cm) Cable: 0.78 x 3.5 in (2.0 x 8.8 cm) Application Ideas
  • Security systems
  • Menu selection
  • Data entry for embedded systems