Purecrea Keypad keypad 4x4 matrix

The Keypad 4x4 Matrix is a versatile and user-friendly input device that is compatible with Arduino and Raspberry Pi. This keypad offers a simple solution for projects requiring numeric input, such as security systems, telephone applications, or electronic locks. With its 16 keys arranged in a 4x4 layout, it provides a compact and efficient user interface. The keys have a pleasant tactile feedback and are easy to press thanks to low contact resistances of less than 100 Ohms. The module is small, lightweight, and easy to install with four mounting holes at the corners. Communication with the microcontroller is achieved using only 8 pins, simplifying integration into projects.

Features:

• Compatible with Arduino and Raspberry Pi
• 16 keys arranged in a 4x4 matrix
• Low contact resistance of less than 100 Ohms for comfortable operation
• Compact size (7 cm x 7 cm x 1 cm) and lightweight design
• Easy installation with four mounting holes
• Allows control using only 8 microcontroller pins

Application Examples:

• Input device for security systems and access controls
• Control of devices and electronic projects
• Numeric input for telephone applications or electronic locks

Technical Specifications:

• Contact resistance: <100 Ohms
• Number of keys: 16
• Layout: 4x4 matrix
• Compatibility: Arduino, Raspberry Pi
• Dimensions: 68 x 65 x 10 mm
• Weight: 23 g

Delivery Includes:

• 1x Keypad 4x4 Matrix.