{"product_id":"sp491-rs-485-transceiver-5v-low-power-sop14-interface-ic-xinbole","title":"SP491 RS-485 Transceiver 5V Low Power | SOP14 Interface IC | Xinbole","description":"\u003cdiv class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) pb-(--composer-overlap-px) [--composer-overlap-px:55px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm\"\u003e\n\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:f478a70c-78d3-4c82-a28e-66aa29b00a3a-3\" data-testid=\"conversation-turn-8\" 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=\"fa8461ed-e72d-403f-bc5a-a7ec5211307a\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" 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 dark markdown-new-styling\"\u003e\n\u003cp data-start=\"89\" data-end=\"452\"\u003eThe SP491 from the SP series is a robust and low-power RS-485\/RS-422 transceiver engineered for high-integrity differential communication in industrial and embedded systems. Operating at a stable 5V supply, it ensures reliable long-distance data transmission with excellent noise immunity, making it ideal for harsh electrical environments.\u003c\/p\u003e\n\u003cp data-start=\"454\" data-end=\"910\"\u003eBuilt with advanced high-speed switching technology, the SP491 enables fast and efficient data transfer with minimal propagation delay. Its low-power design reduces energy consumption and heat generation, significantly improving system efficiency and long-term reliability. Compared to lower series interface ICs, the SP491 provides enhanced voltage tolerance and superior common-mode noise rejection, ensuring stable performance in demanding applications.\u003c\/p\u003e\n\u003cp data-start=\"912\" data-end=\"1220\"\u003eThe device features integrated ESD protection to safeguard communication lines against voltage spikes and transients. Offered in a SOP14 package, it provides additional pin configuration flexibility and improved thermal handling, supporting more complex circuit designs while maintaining compact PCB layouts.\u003c\/p\u003e\n\u003cp data-start=\"1222\" data-end=\"1386\"\u003eWith its combination of speed, durability, and efficiency, the SP491 is widely used in industrial automation, communication networks, and precision control systems.\u003c\/p\u003e\n\u003cp data-start=\"1388\" data-end=\"1407\"\u003e\u003cstrong data-start=\"1388\" data-end=\"1405\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1408\" data-end=\"1683\"\u003e\n\u003cli data-section-id=\"13dfwjf\" data-start=\"1408\" data-end=\"1450\"\u003e5V low-power RS-485\/RS-422 transceiver\u003c\/li\u003e\n\u003cli data-section-id=\"wsgku5\" data-start=\"1451\" data-end=\"1497\"\u003eHigh-speed differential data communication\u003c\/li\u003e\n\u003cli data-section-id=\"1tmm6tt\" data-start=\"1498\" data-end=\"1553\"\u003eLow power consumption for better thermal efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"o14ay1\" data-start=\"1554\" data-end=\"1598\"\u003eStrong noise immunity and ESD protection\u003c\/li\u003e\n\u003cli data-section-id=\"1mwlqbt\" data-start=\"1599\" data-end=\"1633\"\u003eWide common-mode voltage range\u003c\/li\u003e\n\u003cli data-section-id=\"6oa8ip\" data-start=\"1634\" data-end=\"1683\"\u003eSOP14 package for enhanced design flexibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1685\" data-end=\"1704\"\u003e\u003cstrong data-start=\"1685\" data-end=\"1702\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1705\" data-end=\"1951\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"lvx3t6\" data-start=\"1705\" data-end=\"1750\"\u003eIndustrial automation and control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1mnv2x3\" data-start=\"1751\" data-end=\"1791\"\u003eRS-485\/RS-422 communication networks\u003c\/li\u003e\n\u003cli data-section-id=\"1wvu6rw\" data-start=\"1792\" data-end=\"1820\"\u003ePLC and fieldbus systems\u003c\/li\u003e\n\u003cli data-section-id=\"hsrt6o\" data-start=\"1821\" data-end=\"1864\"\u003eData acquisition and monitoring systems\u003c\/li\u003e\n\u003cli data-section-id=\"1xuo3py\" data-start=\"1865\" data-end=\"1911\"\u003eEmbedded and microcontroller-based designs\u003c\/li\u003e\n\u003cli data-section-id=\"emfnhi\" data-start=\"1912\" data-end=\"1951\" data-is-last-node=\"\"\u003eInstrumentation and control equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"thread-bottom-container\" class=\"sticky bottom-0 z-10 group\/thread-bottom-container relative isolate w-full basis-auto has-data-has-thread-error:pt-2 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class=\"flex items-center gap-2 [grid-area:trailing]\"\u003e\n\u003cdiv class=\"ms-auto flex items-center gap-1.5\"\u003e\n\u003cdiv id=\"_r_9_\" popover=\"hint\" role=\"tooltip\" class=\"fixed inset-s-[anchor(center)] inset-e-auto top-[calc(anchor(bottom)+var(--spacing))] bottom-auto h-fit -translate-x-1\/2 [position-try-fallbacks:flip-block] overflow-visible bg-transparent z-50\"\u003e\u003c\/div\u003e\n\u003cbutton aria-label=\"Start dictation\" type=\"button\" class=\"composer-btn h-9 min-h-9 w-9 min-w-9\" aria-describedby=\"_r_9_\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" aria-label=\"\" class=\"icon\" font-size=\"inherit\"\u003e\u003cuse fill=\"currentColor\" href=\"\/cdn\/assets\/sprites-core-6d2147a0.svg#29f921\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/button\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"inline-flex\"\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"_r_4u_\" popover=\"hint\" role=\"tooltip\" class=\"fixed 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