{"product_id":"lan91c111i-nu","title":"LAN91C111I-NU","description":"\u003ch2\u003eLAN91C111I-NU Ethernet Controller Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eLAN91C111I-NU\u003c\/strong\u003e is a high-performance Ethernet controller manufactured by \u003cstrong\u003eMicrochip Technology\u003c\/strong\u003e, designed for embedded systems, industrial automation, and IoT applications requiring reliable 10\/100 Base-T\/TX PHY connectivity. This controller integrates both MAC and PHY functionality with a parallel interface, making it ideal for network-enabled devices operating in demanding environments.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Speed Ethernet:\u003c\/strong\u003e Supports both 10 Mbps and 100 Mbps Ethernet standards (10\/100 Base-T\/TX PHY) for flexible network integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated MAC \u0026amp; PHY:\u003c\/strong\u003e Complete Ethernet controller solution reduces component count and simplifies board design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParallel Interface:\u003c\/strong\u003e Easy integration with microcontrollers and processors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e -40°C to 85°C range ensures reliable performance in industrial and automotive environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Operation:\u003c\/strong\u003e 3.3V supply voltage for energy-efficient designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Package:\u003c\/strong\u003e 128-TQFP (14x14mm) footprint optimizes PCB space\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eMicrochip Technology\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eTray\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTray | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProtocol\u003c\/td\u003e \t\u003ctd\u003eEthernet\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFunction\u003c\/td\u003e \t\u003ctd\u003eController\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInterface\u003c\/td\u003e \t\u003ctd\u003eParallel\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eStandards\u003c\/td\u003e \t\u003ctd\u003e10\/100 Base-T\/TX PHY\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e3.3V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCurrent - Supply\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e128-TQFP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e128-TQFP (14x14)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndustrial Ethernet networks and automation systems\u003c\/li\u003e\n\u003cli\u003eEmbedded systems requiring network connectivity\u003c\/li\u003e\n\u003cli\u003eIoT devices and smart sensors\u003c\/li\u003e\n\u003cli\u003eBuilding automation and control systems\u003c\/li\u003e\n\u003cli\u003eMedical equipment with network interfaces\u003c\/li\u003e\n\u003cli\u003eAutomotive diagnostic and communication modules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign Considerations\u003c\/h3\u003e\u003cp\u003eWhen integrating the LAN91C111I-NU into your design, consider the following best practices:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Decoupling:\u003c\/strong\u003e Use appropriate bypass capacitors near the power pins to ensure stable operation and minimize noise\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Layout:\u003c\/strong\u003e Follow recommended layout guidelines for high-speed Ethernet signals to maintain signal integrity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Ensure adequate thermal dissipation, especially in enclosed industrial applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMI Considerations:\u003c\/strong\u003e Implement proper grounding and shielding techniques to meet EMC requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose HQICKEY?\u003c\/h3\u003e\u003cp\u003eAt \u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY - Premium Semiconductor Components Distributor\"\u003e\u003cstrong\u003eHQICKEY\u003c\/strong\u003e\u003c\/a\u003e, we specialize in providing authentic, high-quality semiconductor components with guaranteed lifecycle support. Our extensive inventory includes a wide range of \u003ca href=\"https:\/\/hqickey.com\/collections\/controllers\" title=\"Controllers - Ethernet, Display, Motor \u0026amp; Microcontrollers\"\u003e\u003cstrong\u003econtrollers\u003c\/strong\u003e\u003c\/a\u003e for embedded, industrial, and automotive applications, ensuring you have access to the components you need when you need them.\u003c\/p\u003e\u003cp\u003eStay informed about the latest semiconductor technologies, application notes, and industry insights by visiting our \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY News \u0026amp; Technical Blog - Semiconductor Insights\"\u003e\u003cstrong\u003etechnical blog\u003c\/strong\u003e\u003c\/a\u003e, where we share expert knowledge to help engineers and designers make informed decisions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOrder the LAN91C111I-NU today\u003c\/strong\u003e and experience reliable, authentic sourcing with fast delivery and expert technical support.\u003c\/p\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":51016442544417,"sku":"LAN91C111I-NU","price":124.48,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_CONTROLLER_150_128TQFP-1.2-14X14_NU_128_d3c100ca-f3fd-4f85-bd27-fdd58f9a314c.jpg?v=1741506321","url":"https:\/\/hqickey.com\/de\/products\/lan91c111i-nu","provider":"HQICKEY","version":"1.0","type":"link"}