{"product_id":"sp491een-l-tr-rs485-full-duplex-transceiver-ic-sop-14-10pcs","title":"SP491EEN-L\/TR RS485 Full Duplex Transceiver IC SOP-14 – 10 PCS","description":"\u003ch2\u003eSP491EEN-L\/TR Full Duplex RS485 Transceiver Chip – 10-Pack (SOP-14)\u003c\/h2\u003e\n\u003cp\u003eGet reliable, high-speed serial communication with this 10-piece pack of \u003cstrong\u003eSP491EEN-L\/TR RS485 Full Duplex Transceiver ICs\u003c\/strong\u003e in the compact \u003cstrong\u003eSOP-14 surface-mount package\u003c\/strong\u003e. Ideal for engineers, hobbyists, and electronics professionals who need dependable RS485\/RS422 data transmission in industrial control systems, automation networks, and embedded designs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Duplex RS485\/RS422 Operation\u003c\/strong\u003e – Simultaneous transmit and receive on separate differential pairs for maximum throughput\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSOP-14 Package\u003c\/strong\u003e – Space-saving surface-mount footprint compatible with standard PCB layouts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Common-Mode Input Range\u003c\/strong\u003e – Robust noise immunity for use in industrial and long-cable environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e – Efficient design suitable for battery-backed and power-sensitive applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTri-State Outputs\u003c\/strong\u003e – Enable\/disable control for bus sharing in multi-node networks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Data Rate Support\u003c\/strong\u003e – Capable of high-speed data transmission for demanding serial communication tasks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition\u003c\/strong\u003e – Fresh, factory-new components; no refurbished or used parts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e – Pack of 10 chips, great value for prototyping or production runs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSP491EEN-L\/TR\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ RS422 Full Duplex\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSOP-14 (Surface Mount)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 PCS per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIndustrial automation and PLC communication networks\u003c\/li\u003e\n  \u003cli\u003eRS485 multi-drop bus systems\u003c\/li\u003e\n  \u003cli\u003eSCADA and process control systems\u003c\/li\u003e\n  \u003cli\u003eEmbedded system serial interfaces\u003c\/li\u003e\n  \u003cli\u003eBuilding automation and smart metering\u003c\/li\u003e\n  \u003cli\u003eMotor drive and servo control communication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Pack?\u003c\/h3\u003e\n\u003cp\u003eThe SP491EEN-L\/TR is a proven, industry-standard full duplex RS485 transceiver trusted by engineers worldwide. Buying in a 10-piece pack ensures you always have spares on hand for prototyping, repairs, or small production runs — saving both time and cost per unit.\u003c\/p\u003e\n\n\u003cp\u003eLooking for other tools and electronic accessories? Check out our \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e or the \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e for your electronics and DIY toolkit.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the SP491EEN-L\/TR and what is it used for?\u003c\/h4\u003e\n\u003cp\u003eA: The SP491EEN-L\/TR is a full duplex RS485\/RS422 transceiver integrated circuit in a SOP-14 surface-mount package. It is commonly used in industrial automation, embedded systems, multi-drop serial networks, SCADA systems, and any application requiring reliable differential data communication over long cable runs.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this a new or used component?\u003c\/h4\u003e\n\u003cp\u003eA: All SP491EEN-L\/TR chips in this 10-piece pack are brand new, factory-fresh components. No refurbished or previously used parts are included.\u003c\/p\u003e\n\u003ch4\u003eQ: What package type is the SP491EEN-L\/TR?\u003c\/h4\u003e\n\u003cp\u003eA: The SP491EEN-L\/TR comes in a SOP-14 (Small Outline Package, 14-pin) surface-mount package, making it compatible with standard PCB reflow soldering processes and automated assembly lines.\u003c\/p\u003e\n\u003ch4\u003eQ: How many chips are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 10 pieces (10 PCS) of the SP491EEN-L\/TR RS485 full duplex transceiver IC, providing excellent value for prototyping, replacement stocking, or small-batch production.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the SP491EEN-L\/TR and what is it used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The SP491EEN-L\/TR is a full duplex RS485\/RS422 transceiver integrated circuit in a SOP-14 surface-mount package. It is commonly used in industrial automation, embedded systems, multi-drop serial networks, SCADA systems, and any application requiring reliable differential data communication over long cable runs.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a new or used component?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"All SP491EEN-L\/TR chips in this 10-piece pack are brand new, factory-fresh components. 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