4x4 Matrix Membrane Keypad
- Product Code:
- 2018-2-429
- Availability:
- 10
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9.50 ₺
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4x4 Matrix Membrane Keypad
This 16-button membrane keypad is designed for data entry in microcontroller-based projects. Thanks to its 4x4 matrix connection structure, all 16 keys can be read using only 8 pins. It works compatible with Arduino, Raspberry Pi and similar development boards. It can be easily fixed to panels thanks to the adhesive sticker on the back.
Technical Specifications
| Number of Buttons | 16 (4x4 matrix) |
| Key Symbols | 0-9, *, #, A, B, C, D |
| Operating Voltage | Max. DC 30V |
| Operating Current | Max. 30mA |
| Contact Resistance | 10Ω – 50Ω |
| Insulation Resistance | 100MΩ (100V) |
| Dielectric Strength | 250Vrms (50-60Hz, 1 min) |
| Connector | 7-pin dupont cable (2.54mm pin pitch) |
| Cable Dimensions | 2.0 x 8.5 cm |
| Keypad Dimensions | 7 x 7.6 cm x 0.8 mm |
| Operating Temperature | -10°C ~ +70°C |
| Key Life | 1,000,000 presses |
| Material | Plastic / Metal |
| Weight | 8 g |
| Mounting | Rear adhesive sticker |
