{"product_id":"1-6-inch-round-tft-lcd-display-400-400-ips-qspi-st77903-circular-display-for-rotary-knob-applications","title":"1.6 Inch Round TFT LCD Display 400×400 IPS QSPI ST77903 Circular Display for Rotary Knob Applications","description":"\u003cp class=\"youtube-video\" style=\"text-align: center;\"\u003e\u003cimg class=\"alignnone size-full wp-image-35050\" src=\"https:\/\/www.youritech.com\/uploads\/2020\/09\/1.3-inch-MIPI-Circular-Round-ET013CR01-TV_01.jpg\" alt=\"\" width=\"930\" height=\"263\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"magic-8\"\u003e\u003cspan class=\"magic-9\"\u003e\u003cspan style=\"color: #024a9f;\"\u003e1.6 Inch Round Display Overview\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003eET016CR01-HD supports a display resolution of 400×400 with an aspect ratio of 1:1 (W:H), delivering clear images and vivid colors. It features an IPS panel with full viewing angles, ensuring consistent image quality from different viewing directions. The display is driven by the ST77903 controller and uses a QSPI interface for data transmission. As for mechanical details, it features an active area of 39.84(W)×39.84(H) mm and an overall module size of 42.94(W)×45.89(H)×1.96(D) mm. The module comes with a 16-pin connector for easy integration. It operates at a voltage of 2.65–3.3V and supports an operating temperature range of -20°C to +70°C, with a storage temperature range of -30°C to +80°C. Displaying full-color RGB images, this 1.6-inch round TFT LCD is suitable for rotary knobs and other compact control interfaces.\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0685\/2221\/3685\/files\/1.6_Inch_Round_TFT_LCD_Display_400x400_IPS_QSPI_ST77903_Circular_Display_for_Rotary_Knob_Applications_ET016CR01-HD_01.jpg?v=1793849514\" alt=\"\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"max-width: 100%; overflow-x: auto; margin: 24px 0;\"\u003e\n\u003ctable style=\"width: 930px; max-width: 100%; table-layout: fixed; border-collapse: collapse; border: 1px solid #e3e9f0; border-radius: 6px; overflow: hidden; font-family: -apple-system,'Segoe UI',Arial,'Microsoft YaHei'; font-size: 14px; color: #333; background: #ffffff;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"4\" style=\"background: #0f3d63; color: #ffffff; font-size: 16px; font-weight: bold; text-align: left; padding: 11px 18px; border: 1px solid #e3e9f0;\"\u003eET016CR01-HD 1.6 Inch Round TFT LCD Display 400×400 IPS QSPI ST77903 Circular Display for Rotary Knob Applications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 18%; background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"width: 32%; background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e1.6 inch\u003c\/td\u003e\n\u003ctd style=\"width: 18%; background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"width: 32%; background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e400×400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eViewing Angle\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eIPS, all viewing angle\u003c\/td\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eDriver IC\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eST77903\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e-30°C ~ +80°C\u003c\/td\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eInterface\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eQSPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eOutline Dimension\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e42.94×45.89×1.96 mm\u003c\/td\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eActive Area\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e39.84×39.84 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003ePin Count\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e16 pins (plug-in type)\u003c\/td\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e2.65~3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003e-20°C ~ +70°C\u003c\/td\u003e\n\u003ctd style=\"background: #f4f8fb; color: #0f3d63; font-weight: bold; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eDisplay Color\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 11px 18px; border: 1px solid #e3e9f0; word-wrap: break-word;\"\u003eColor (RGB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color: #024a9f;\"\u003e\u003cstrong\u003e\u003cbr\u003eCircular Display Application\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: #024a9f;\"\u003e\u003cstrong\u003e\u003cimg class=\"alignnone size-medium wp-image-35053\" src=\"https:\/\/www.youritech.com\/uploads\/2020\/09\/1.3-inch-MIPI-Circular-Round-ET013CR01-TV_04.jpg\" alt=\"\" width=\"930\" height=\"428\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: #024a9f;\"\u003e\u003cstrong\u003eProduction and Manufacturing\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cimg class=\"alignnone wp-image-30390\" src=\"https:\/\/www.youritech.com\/uploads\/2025\/10\/%E4%B8%B2%E5%8F%A3%E8%AF%A6%E6%83%85%E9%A1%B5_13.jpg.webp\" sizes=\"(max-width: 930px) 100vw, 930px\" srcset=\"https:\/\/www.youritech.com\/uploads\/2025\/10\/串口详情页_13.jpg.webp 930w, https:\/\/www.youritech.com\/uploads\/2025\/10\/串口详情页_13-768x496.jpg.webp 768w\" alt=\"\" width=\"930\" height=\"601\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"YOURITECH","offers":[{"title":"Default Title","offer_id":68040366260533,"sku":"ET016CR01-HD","price":8.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/2221\/3685\/files\/1.6InchRoundTFTLCDDisplay400x400IPSQSPIST77903CircularDisplayforRotaryKnobApplicationsET016CR01-HD.jpg?v=1793849530","url":"https:\/\/youritech-online.com\/products\/1-6-inch-round-tft-lcd-display-400-400-ips-qspi-st77903-circular-display-for-rotary-knob-applications","provider":"YOURITECH","version":"1.0","type":"link"}