4×4 Matrix 16 Key Membrane Switch Keypad Keyboard for Arduino & Raspberry Pi

Weight 0.005 kg
Dimensions 6.9 × 7.6 cm
Feature 1

16 Keys configured into a 4×4 matrix

Feature 2

Arduino and Raspberry Pi compatible

Feature 3

Switch pad has 8 pin female header on end of flat cable

Feature 4

White sticker on back can be peeled off for adhesive mounting


✔ Contact resistance: 500 ohms
✔ Insulation resistance: 100M ohms
✔ Key Operating Force: 150-200N
✔ Rebound time: 1 (ms)
✔ Push button Life: 100 million (times)
✔ Operating Temperature: -40c ~ 60c
✔ Circuit Rating: 35V (DC), 100mA, 1W
✔ Contact resistance: 10 ohms ~ 500 ohms
✔ Varies according to the lead lengths and different from those of the material used
✔ Dielectric Strength: 250VRms (50 ~ 60Hz 1min)
✔ Electric shock jitter: <5ms

This slim, 16-button keypad provides a useful human interface component for microcontroller projects.  Convenient adhesive backing provides a simple way to mount the keypad in a variety of applications. It is well-supported for use with the Propeller microcontroller by BlocklyProp blocks and projects, as well as a C library and tutorial; see the links under Additional Resources.