4×4 16 Key Membrane Switch Keypad

Punch in your secret key into this numeric 4×4 16 Key Membrane Switch Keypad has 16 buttons, arranged in a 4×4 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 8 micro controller 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 micro controller
• Used widely in industrial and home electronic equipment, instrument, etc.
• Flexible
• Can be attached on any surface
• Only 8 micro-controller pins are needed to access 16 buttons

Specifications:

• Voltage(V): DC 35V
• Current(mA): 100
• Contact Resistance: 500Ω
• Insulation Spec: 100MΩ
• Key Operating Force: 150-200N
• Dielectric Strength: 250VRms
• Rebound time: 1 (ms)
• Operation Temperature: -20 to +40 °C
• Mount Style: Self-Adherence
• Length (mm): 69.2
• Width (mm): 105
• Height (mm): 0.8
• Cable Length (mm): 86
• Connector: Dupont 8 pin
• Weight (gm): 9

Package Includes:

• 1 x 4×4 Switch 16 Keypad Keyboard for Arduino