4x4 Matrix Membrane Keypad

$7.95 ea

  • Part no.: 2161473
  • Manufacturer: Parallax
  • Manufacturer no.: 27899
# of units Price
1+ $7.95
10+ $7.49

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4x4 Matrix Membrane Keypad

This 16-button keypad provides a useful human interface component for microcontroller projects. There is convenient adhesive backing to provide a simple way to mount the keypad in a variety of applications.


  • 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


  • Security systems
  • Menu selection
  • Data entry for embedded systems


  • Maximum Rating: 24 VDC, 30 mA
  • Interface: 8-pin access to 4x4 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)

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Specification Value
Number of Keys16 Key
Maximum Current Rating[email protected]
Layout4x4 Key
Product Length2.7
Product Height3

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