{"product_id":"20x4-blue-lcd-display","title":"JHD 20x4 LCD Display (Blue Backlight)","description":"\u003cp\u003e\u003cstrong\u003eJHD 20x4 LCD Display (Blue Backlight)\u003c\/strong\u003e is a standard alphanumeric character LCD module designed to display 20 characters across 4 lines. It features a blue LED backlight, white characters, and an HD44780-compatible controller for easy integration with Arduino, Raspberry Pi, ESP32, STM32, PIC, and other microcontrollers. The standard 16-pin parallel interface supports both 4-bit and 8-bit communication modes, making it suitable for displaying sensor readings, menus, measurements, system status, counters, and other text-based information. \u003c\/p\u003e\n\u003ch4\u003eFeatures:\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003e20 characters × 4 lines display format.\u003c\/li\u003e\n\u003cli\u003eBlue LED backlight for clear visibility.\u003c\/li\u003e\n\u003cli\u003eWhite character display on blue background.\u003c\/li\u003e\n\u003cli\u003eHD44780-compatible controller.\u003c\/li\u003e\n\u003cli\u003eStandard 16-pin parallel interface.\u003c\/li\u003e\n\u003cli\u003eSupports 4-bit and 8-bit communication modes.\u003c\/li\u003e\n\u003cli\u003e5V DC operating voltage.\u003c\/li\u003e\n\u003cli\u003eAdjustable display contrast.\u003c\/li\u003e\n\u003cli\u003e5 × 8 dot matrix character format.\u003c\/li\u003e\n\u003cli\u003eSuitable for Arduino, Raspberry Pi, ESP32, STM32, PIC, and other microcontrollers.\u003c\/li\u003e\n\u003cli\u003eI2C operation possible using a compatible I2C adapter.\u003c\/li\u003e\n\u003cli\u003eSuitable for sensor displays, menus, counters, meters, automation systems, and DIY electronics.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eSpecifications:\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"center\"\u003eParameter\u003c\/th\u003e\n\u003cth align=\"center\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e20x4 Character LCD Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eDisplay Format\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e20 Characters × 4 Lines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eTotal Characters\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eDisplay Type\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eAlphanumeric LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eBacklight Colour\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eCharacter Colour\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eController IC\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eHD44780 Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eInterface\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eParallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eInterface Modes\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4-Bit \/ 8-Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eNumber of Pins\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eSupply Voltage Range\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eApprox. 4.7V–5.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eLogic Level\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eCharacter Matrix\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e5 × 8 Dots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eViewing Area\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eApprox. 76 × 26mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eApprox. 98 × 60 × 14mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eContrast Adjustment\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eI2C Support\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eYes, with Compatible I2C Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003ePin Header Pitch\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2.54mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eApprox. -20°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eMounting Type\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eThrough Hole \/ Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eApplication\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eEmbedded Systems, Robotics, Automation, DIY Electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eAlso Check These Products:-\u003c\/h4\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"16x2-lcd-display-blue-backlight-with-iic-i2c-interface\" target=\"_blank\"\u003e\u003cstrong\u003e16x2 LCD Display (Blue Backlight) with IIC\/I2C interface\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"16x2-lcd-display-green-backlight-with-iic-i2c-interface\" target=\"_blank\"\u003e\u003cstrong\u003e16x2 LCD Display (Green Backlight) with IIC\/I2C Interface\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"16x2-lcd-display-module-blue\" target=\"_blank\"\u003e\u003cstrong\u003e16x2 (1602) LCD Display (Blue Backlight)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch4\u003ePackage Includes:\u003c\/h4\u003e\n\u003cp\u003e1 x JHD 20x4 LCD Display (Blue Backlight)\u003c\/p\u003e","brand":"MIC059","offers":[{"title":"Default Title","offer_id":46285445562602,"sku":"MOD-QC6241","price":360.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/6424\/6919\/files\/20x4LCDDisplay_BlueBacklight.jpg?v=1789635198","url":"https:\/\/quartzcomponents.com\/products\/20x4-blue-lcd-display","provider":"QuartzComponents","version":"1.0","type":"link"}