3×4 Matrix Keyboard

3×4 Matrix Keyboard
Whether your project is space constrained or you just want a cool look and a high tech keypad, the 3x4 matrix keyboard is the ideal choice for your project.

SKU: CQY35305822898,WUM542679723365

Price: 0.74 $

Old Price: 0.99 $

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This 3x4 Matrix Keyboard contains 12 buttons and made of thin, flexible membrane material. It uses the technique called multiplexed matrix keypad wherein keys are connected in a matrix (row or column), thus only needs 7 microcontroller pins (3-columns, 4-rows). The presence of adhesive backing allows it to be attached to anything.


  • Keyboard size: 69.2 x 76.9mm x 0.8mm
  • Cable length+connector: 86 mm