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4×4 Matrix Keypad for Arduino

4×4 Matrix Keypad for Arduino

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DESCRIPTION
    A Matrix keypad is the most commonly used input device in many of the application areas like Arduino project, digital circuits, telephone communications etc... A matrix keypad consists of a set of push button or switches which are arranged in a matrix format of rows and columns.

SPECIFICATIONS
  • 8 pin connector
  • Adhesive mounting
  • Maximum Circuit Rating: 35VDC, 100mA
  • Insulation Resistance: 100M Ohm, 100V
  • Dielectric Withstand: 250V Rms (50-60Hz, 1min)
  • Contact Bounce: <=5ms
  • Life Expectancy: 1 million closures
  • Operation Temperature: 0 to 70 centigrade
  • Humidity: 40 centigrade, 90%-95%, 240 hours
  • Maximum Rating: 24 VDC, 30 mA
  • Interface: 8-pin access to 4x4 matrixes
  • Operating temperature: 32 to 122 °F (0 to 50°C)
  • Security systems
  • Menu selection
  • Data entry for embedded systems
  • 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