{"product_id":"max491-rs-485-low-power-full-duplex-transceiver-ic-5v-differential-communication-high-noise-immunity-industrial-grade-dip-sop-package-xinbole","title":"MAX491 RS-485 Low-Power Full-Duplex Transceiver IC | 5V Differential Communication, High Noise Immunity, Industrial Grade, DIP\/SOP Package | Xinbole","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:2629c27e-f2db-4e3d-8d7b-056711e5a372-94\" data-testid=\"conversation-turn-190\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"5e83cc48-6ca8-43f8-861a-412db73f0ba0\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"219\" data-end=\"661\"\u003eThe MAX491 is a high-performance low-power RS-485 full-duplex transceiver IC designed for reliable differential data communication in industrial automation, embedded systems, and long-distance networking applications. Built using advanced CMOS technology with optimized driver and receiver architecture, it ensures stable high-speed data transmission with excellent noise immunity, making it highly suitable for harsh electrical environments.\u003c\/p\u003e\n\u003cp data-start=\"663\" data-end=\"1042\"\u003eOperating from a 5V single supply, the MAX491 delivers efficient communication performance with low power consumption and strong signal integrity. Compared to lower-voltage interface solutions, its 5V operation provides improved drive capability, better noise tolerance, and enhanced compatibility with standard industrial communication systems and microcontroller-based designs.\u003c\/p\u003e\n\u003cp data-start=\"1044\" data-end=\"1472\"\u003eThe device integrates a full-duplex differential driver and receiver system with controlled slew-rate functionality, reducing electromagnetic interference (EMI) and improving signal quality over long cable distances. Its internal protection features enhance system reliability by minimizing errors caused by bus contention, voltage transients, and electrical noise, ensuring long-term stable operation in demanding applications.\u003c\/p\u003e\n\u003cp data-start=\"1474\" data-end=\"1740\"\u003eThe MAX491 is optimized for RS-485 multi-node communication networks, enabling efficient long-distance serial data transmission in distributed control systems. Its thermal efficiency ensures low heat generation and consistent performance during continuous operation.\u003c\/p\u003e\n\u003cp data-start=\"1742\" data-end=\"1905\"\u003eAvailable in both DIP and SOP package types, the MAX491 offers flexible integration for prototyping, PCB layout optimization, and scalable production environments.\u003c\/p\u003e\n\u003chr data-start=\"1907\" data-end=\"1910\"\u003e\n\u003ch3 data-section-id=\"3icoal\" data-start=\"1912\" data-end=\"1960\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1916\" data-end=\"1958\"\u003eKey Features \u0026amp; Applications (Combined)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1961\" data-end=\"2265\"\u003e\n\u003cli data-section-id=\"mirhl9\" data-start=\"1961\" data-end=\"1998\"\u003eRS-485 full-duplex transceiver IC\u003c\/li\u003e\n\u003cli data-section-id=\"xzo5qy\" data-start=\"1999\" data-end=\"2029\"\u003e5V single-supply operation\u003c\/li\u003e\n\u003cli data-section-id=\"wyywsa\" data-start=\"2030\" data-end=\"2059\"\u003eLow-power CMOS technology\u003c\/li\u003e\n\u003cli data-section-id=\"1b7pzgv\" data-start=\"2060\" data-end=\"2110\"\u003eHigh noise immunity differential communication\u003c\/li\u003e\n\u003cli data-section-id=\"gwrz0e\" data-start=\"2111\" data-end=\"2151\"\u003eControlled slew-rate for reduced EMI\u003c\/li\u003e\n\u003cli data-section-id=\"1ut2evb\" data-start=\"2152\" data-end=\"2184\"\u003eIndustrial-grade reliability\u003c\/li\u003e\n\u003cli data-section-id=\"3f5kg7\" data-start=\"2185\" data-end=\"2227\"\u003eStable long-distance data transmission\u003c\/li\u003e\n\u003cli data-section-id=\"fdywed\" data-start=\"2228\" data-end=\"2265\"\u003eAvailable in DIP and SOP packages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2267\" data-end=\"2286\"\u003e\u003cstrong data-start=\"2267\" data-end=\"2284\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2287\" data-end=\"2564\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"xwcxty\" data-start=\"2287\" data-end=\"2320\"\u003eIndustrial automation systems\u003c\/li\u003e\n\u003cli data-section-id=\"bo4fyo\" data-start=\"2321\" data-end=\"2354\"\u003eRS-485 communication networks\u003c\/li\u003e\n\u003cli data-section-id=\"r63ig5\" data-start=\"2355\" data-end=\"2390\"\u003eEmbedded system data interfaces\u003c\/li\u003e\n\u003cli data-section-id=\"fsq6kq\" data-start=\"2391\" data-end=\"2433\"\u003eFactory monitoring and control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1rmmgln\" data-start=\"2434\" data-end=\"2467\"\u003eBuilding automation solutions\u003c\/li\u003e\n\u003cli data-section-id=\"6upwh8\" data-start=\"2468\" data-end=\"2506\"\u003eLong-distance serial communication\u003c\/li\u003e\n\u003cli data-section-id=\"113gq79\" data-start=\"2507\" data-end=\"2564\" data-is-last-node=\"\"\u003eGeneral-purpose differential communication applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"xinbole","offers":[{"title":"Default Title","offer_id":43858555797569,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Integrated_Circuits-02-01_21de9394-cbdf-440c-93e1-dd1367592f04.png?v=1769084412","url":"https:\/\/hext.in\/products\/max491-rs-485-low-power-full-duplex-transceiver-ic-5v-differential-communication-high-noise-immunity-industrial-grade-dip-sop-package-xinbole","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}