4×3 Keypad Matrix Membrane

Availability: Out of stock

Sku: MK/ARD/4x3K

Quick Overview

This is a Low cost 4X3 Matrix Keypad with 12 Membrane Switches.This keypad has 12 buttons, arranged in a telephone-line 3×4 grid. It’s made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything.

 

 

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This is a Low cost 4X3 Matrix Keypad with 12 Membrane Switches.Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3×4 grid. It’s made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to scan through the pad. Check the tutorials tab for links to an Arduino library and example code.

Features:

  • 4 x 3 Matrix Membrane Keypad
  • 7 pin connector
  • Operation Temperature: 0 to +60 centigrade
  • Humidity: 40 centigrade, 90%-95%, 240 hours
  • Fexible Circuit Length: Approx. 3.3 inch / 83 mm

Additional Information

Weight 10 g
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