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4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad
4x4 Membrane switch keypad

Technical Documents

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EMS-00015-C

(Last updated) Jun 08, 2026

4x4 Membrane switch keypad

membrane switch keypad

Subcategory
EMS - Input: Sensors

Description

The 4x4 / 4x3 Membrane Switch Keypad is a thin and flexible matrix-style input device commonly used with microcontrollers like Arduino, ESP32, Raspberry Pi, PIC, and AVR boards. It contains multiple push buttons arranged in matrix rows and columns, allowing easy user input while using fewer GPIO pins.

Manufacturer Details

Manufacturer Part Number
Adafruit 419
Keyestudio KS0212
DFRobot DFR0792
SparkFun COM-14662

Application Resources

No application resources.

Technical Specifications

Product Type Membrane Matrix Keypad
Key Layout 4×4 / 4×3
Number of Keys 12 or 16
Operating Voltage 3V – 35V DC
Connector Type 7-pin / 8-pin Header

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