{"product_id":"4x4-matrix-membrane-keypad","title":"4X4 Matrix Membrane Keypad","description":"\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOperating Voltage (V): 12 DC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating temperature: 32 to 122 °F\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaximum Rating: 24 VDC, 30 mA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeypad Dimensions: 6.9 cm X 7.9 cm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCable dimensions: 2.0 cm X 8.8 cm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaximum rating: 24 VDC, 30 mA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePin counts: 8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with: Arduino, controller, processor \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis Matrix Keypad 4 X 4 has 16 buttons, arranged in a telephone-line 3x4 grid with a column of 4 characters (A, B, C, and D). The keys are connected into a matrix, hence only 8 microcontroller pins (4-columns and 4-rows) are required to scan the pad. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis 16-button keypad provides a useful human interface component for microcontroller projects. Convenient adhesive backing provides a simple way to mount the keypad in a variety of applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZEETRON","offers":[{"title":"Default Title","offer_id":49059482992857,"sku":"ZN409A","price":43.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0706\/6073\/files\/16-keys-2-550x550.webp?v=1786177798","url":"https:\/\/zeetron.in\/products\/4x4-matrix-membrane-keypad","provider":"ZEETRON","version":"1.0","type":"link"}