Description

Matrix keypads are the kind of keypads you see on cell phones, calculators, microwaves ovens, door locks, etc. They?re practically everywhere. They are a great way to let users interact with your project and are often needed to navigate menus, punch in passwords and control robots.

Features

• Operating voltage : 2 – 5 V
• Membrane switches forming 16 keys in 4×4 matrix
• Weight : 10 grams
• Keypad dimensions: 77 x 77 x 1 mm
• Length of cable + connector : 85mm
• 8-pin 0.1″ pitch connector

Attachments

• Tutorial with code : Interface 4?3 & 4?4 Membrane Keypad with Arduino – LastMinuteEngineers