4×4 Matrix 16 Keypad Keyboard Module 16 Button MCU

Description:

This 4x4 matrix keypad module is a versatile electronic component that offers 16 tactile keys arranged in a 4x4 grid. It's commonly used to input commands or data into various electronic devices.

Applications:

• DIY Electronics: Ideal for custom projects such as calculators, remote controls, or security systems.
• Microcontroller Projects: Used with microcontrollers like Arduino, Raspberry Pi, or ESP32 to create interactive devices.
• Industrial Automation: Employed in control panels for machinery and equipment.
• Gaming Devices: Incorporated into game consoles or arcade machines.

Key Features:

• 16 Tactile Keys: Provides a clear and satisfying keypress.
• 4x4 Matrix Layout: Efficient and compact design.
• Easy-to-Read Key Labels: Clear markings for easy identification.
• Simple Wiring: Requires minimal wiring to connect to a microcontroller or other device.
• Durable Construction: Built to withstand frequent use.
• Customizable Key Mapping: Can be configured to suit specific applications.

DATA SHEET AND USECASE

Key Features:

• Matrix Configuration: The keypad's 4×4 matrix layout connects 16 keys using 8 pins—4 for rows (R1-R4) and 4 for columns (C1-C4). This arrangement reduces the number of required microcontroller input pins compared to assigning a separate pin for each key.

• Tactile Feedback: Equipped with microswitch buttons, the keypad provides tactile feedback, enhancing the user experience by confirming key presses.

• Compact Design: Measuring approximately 43mm x 39mm, the module's compact size makes it suitable for projects with limited space.

• Mounting and Integration: The module includes four 3mm (M3) mounting holes for secure attachment and comes with pre-soldered pin headers, facilitating easy integration into various projects.