4x4 Matrix Keypad Membrane Switch

4x4 Matrix Keypad Membrane Switch with Sticker for Arduino, ARM and other MCU

Product Description:

                   Limitless Possibilities with this high quality keypad: Punch in your secret key or for setting parameters, anything!.
This keypad has 16 buttons, arranged in a 4x4 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 8 microcontroller pins (4-columns and 4-rows) to scan through the pad.

Features

? Ultra-thin design & adhesive backing provides easy integration to any project  
? Excellent price-performance ratio  
? Easy communication with any microcontroller
 

• 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

Package Contains:

1*4x4 Matrix Keypad Membrane Switch with Sticker for Arduino, ARM and other MCU