4x4 Keypad - 16 Key - Matrix Membrane Type
In stock
Order before 12.00PM
The 4x4 Membrane Keypad is a compact, lightweight, and easy-to-use input device featuring 16 tactile keys arranged in a 4-row by 4-column matrix. It is ideal for microcontroller projects requiring user input, such as Arduino, Raspberry Pi, ESP8266, and other embedded systems. The thin, flexible design allows for seamless integration into a variety of projects.
Features:
- 16-Key Matrix (4 Rows × 4 Columns) for versatile input options.
- Ultra-Thin Membrane Design, lightweight and durable.
- Adhesive Backing for easy mounting on surfaces.
- Tactile, Soft-Press Buttons for comfortable operation.
- 4-Pin Ribbon Cable for simple connectivity.
- Compatible with Microcontrollers like Arduino, Raspberry Pi, ESP8266, ESP32, PIC, AVR, and STM32.
- Weather-Resistant Surface for enhanced durability.
Specifications:
- Total Keys: 16 (4x4 matrix)
- Circuit Type: Membrane switch
- Operating Voltage: 3.3V – 5V
- Number of Pins: 8 (4-row, 4-column matrix)
- Keypad Dimensions: ~77mm x 70mm
- Cable Length: ~85mm
- Connector Type: 8-pin female ribbon connector
- Material: Plastic with conductive ink circuit
- Operating Temperature: -20°C to +50°C
- Key Press Life: Over 1 million presses
Wiring Configuration (Pinout):
- Pin 1-4 → Rows (R1, R2, R3, R4)
- Pin 5-8 → Columns (C1, C2, C3, C4)
Key Mapping (Matrix Layout):
| C1 | C2 | C3 | C4 | |
|---|---|---|---|---|
| R1 | 1 | 2 | 3 | A |
| R2 | 4 | 5 | 6 | B |
| R3 | 7 | 8 | 9 | C |
| R4 | * | 0 | # | D |
Applications:
- Embedded Systems: Arduino, Raspberry Pi, ESP8266, ESP32 projects.
- Security Systems: Passcode entry for door locks.
- Industrial Controls: Equipment operation interfaces.
- Robotics: Input control for robotic projects.
- Home Automation: User input for smart devices.
- Gaming & Custom Keyboards: DIY control panels.
Package Includes:
- 1 x 4x4 Membrane Keypad
Request Stock
Recently viewed products
You might also be interested in...
Customers who bought this also bought...
General Questions
-
What is the latest price of the 4x4 Keypad - 16 Key - Matrix Membrane Type in Bangladesh?
The latest price of 4x4 Keypad - 16 Key - Matrix Membrane Type in Bangladesh is BDT 45.00 . You can buy the 4x4 Keypad - 16 Key - Matrix Membrane Type at the best price on BDTronics.com or contact us via phone.
-
Where to buy 4x4 Keypad - 16 Key - Matrix Membrane Type in Bangladesh?
You can buy 4x4 Keypad - 16 Key - Matrix Membrane Type online by ordering on BDTronics.com or directly collect by visiting our store in person. BDTronics is a trusted provider of high-quality electronics, 3D printers, solar systems, and robotics parts. We offer fast shipping across the country via courier service.
-
What are the delivery options of 4x4 Keypad - 16 Key - Matrix Membrane Type in Bangladesh?
We provide home delivery service all over Bangladesh. We support cash on delivery, bKash and Credit Card (Visa/ MasterCard/ Amex) payment solutions. The delivery time usually takes 1-2 days inside Dhaka and 2-3 days outside Dhaka.