Matrix Keypad 4x3

Product description

4×3 matrix membrane keypad for microcontroller projects. The ribbon ends in a 7-pin Dupont female socket, 2.54 mm pitch, meant to mate with a male header on your board. It will not plug directly into a breadboard unless you use an adapter (or intermediate male pins).

Specifications

• Key layout: 4×3 (12 keys)
• Panel size: 69.2 × 76.9 × 0.8 mm
• Cable length: ~86 mm (including connector)
• Connector: Dupont female, 7 pins, 2.54 mm pitch
• Max operating voltage: 35 VDC
• Max contact current: 100 mA
• Insulation resistance: ≥ 100 MΩ at 100 V
• Dielectric withstand: 250 Vrms (60 Hz, 1 min)

Package contents

• 1× 4×3 matrix keypad

Tutorial & resources

• Arduino Keypad Tutorial (playground.arduino.cc)
• Instructions & sample code (Nicu Florica’s blog)