{"product_id":"74hc4051-cd4051-8-channel-analog-multiplexer-switch-arduino","title":"74HC4051 CD4051 8-Channel Analog Multiplexer for Arduino","description":"\u003ch2\u003e74HC4051 \/ CD4051 Single 8-Channel Digitally Controlled Analog Multiplexer\u003c\/h2\u003e\n\u003cp\u003eExpand your microcontroller's input\/output capabilities with this compact and reliable \u003cstrong\u003e74HC4051 \/ CD4051 8-Channel Analog Multiplexer Switch Module\u003c\/strong\u003e. Designed for use with Arduino, Raspberry Pi, and other development platforms, this IC-based multiplexer allows a single microcontroller pin to control up to 8 analog or digital signal channels — perfect for sensor arrays, ADC expansion, signal routing, and more.\u003c\/p\u003e\n\n\u003cp\u003eWith a wide supply voltage range of \u003cstrong\u003e-5V to +5V\u003c\/strong\u003e and an operating temperature range of \u003cstrong\u003e-40°C to +85°C\u003c\/strong\u003e, this module handles demanding environments with ease. Whether you're building a data acquisition system, a multi-sensor project, or a custom electronics prototype, this multiplexer delivers clean, reliable switching performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8-Channel Multiplexing:\u003c\/strong\u003e Route up to 8 analog or digital signals through a single common I\/O pin\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible ICs:\u003c\/strong\u003e Works with both 74HC4051 (high-speed CMOS) and CD4051 (standard CMOS) versions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Supply voltage from -5V to +5V for flexible circuit integration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Operates reliably from -40°C to +85°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArduino \u0026amp; MCU Compatible:\u003c\/strong\u003e Ideal for Arduino, ESP32, STM32, Raspberry Pi, and similar platforms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Control:\u003c\/strong\u003e 3-bit binary address select lines (A, B, C) for easy channel selection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand new\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Safe for use in a wide range of applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIC Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e74HC4051 \/ CD4051\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 (single-pole, 8-throw)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-5V to +5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-bit digital (A, B, C address lines)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino, microcontrollers, data acquisition, sensor arrays\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\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat You Can Build With It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-sensor data acquisition systems\u003c\/li\u003e\n  \u003cli\u003eArduino ADC pin expansion projects\u003c\/li\u003e\n  \u003cli\u003eAutomated signal routing and switching circuits\u003c\/li\u003e\n  \u003cli\u003eAudio\/analog signal selectors\u003c\/li\u003e\n  \u003cli\u003eMultiplexed LED or button matrix control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more tools for your electronics and DIY projects? Check out these popular items:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\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\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the 74HC4051 and the CD4051 multiplexer?\u003c\/h4\u003e\n\u003cp\u003eA: Both the 74HC4051 and CD4051 are single 8-channel analog multiplexers\/demultiplexers, but they differ in technology. The 74HC4051 is a high-speed CMOS version offering faster switching speeds and lower power consumption, making it ideal for modern microcontroller-based projects. The CD4051 is a standard CMOS version that operates over a wider supply voltage range. Both are pin-compatible and suitable for Arduino and similar platforms.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this multiplexer module compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The 74HC4051 \/ CD4051 multiplexer module is fully compatible with Arduino boards (Uno, Mega, Nano, etc.) as well as other popular microcontroller platforms like ESP32, STM32, and Raspberry Pi. You simply use 3 digital output pins on your Arduino to address and select any of the 8 channels via binary control signals.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this module handle both analog and digital signals?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the 74HC4051 \/ CD4051 is a bidirectional analog switch, meaning it can handle both analog and digital signals. This makes it versatile for applications such as multi-sensor analog input expansion, digital signal routing, audio switching, and general-purpose channel selection in your electronics projects.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the 74HC4051 and the CD4051 multiplexer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Both the 74HC4051 and CD4051 are single 8-channel analog multiplexers\/demultiplexers, but they differ in technology. The 74HC4051 is a high-speed CMOS version offering faster switching speeds and lower power consumption, making it ideal for modern microcontroller-based projects. The CD4051 is a standard CMOS version that operates over a wider supply voltage range. Both are pin-compatible and suitable for Arduino and similar platforms.\"}}, {\"@type\": \"Question\", \"name\": \"Is this multiplexer module compatible with Arduino?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The 74HC4051 \/ CD4051 multiplexer module is fully compatible with Arduino boards (Uno, Mega, Nano, etc.) as well as other popular microcontroller platforms like ESP32, STM32, and Raspberry Pi. You simply use 3 digital output pins on your Arduino to address and select any of the 8 channels via binary control signals.\"}}, {\"@type\": \"Question\", \"name\": \"Can this module handle both analog and digital signals?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the 74HC4051 \/ CD4051 is a bidirectional analog switch, meaning it can handle both analog and digital signals. This makes it versatile for applications such as multi-sensor analog input expansion, digital signal routing, audio switching, and general-purpose channel selection in your electronics projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"74HC4051 CD4051 8-Channel Analog Multiplexer for Arduino\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/74hc4051-cd4051-8-channel-analog-multiplexer-switch-arduino\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"Default Title","offer_id":44165819498583,"sku":"\u003cnone\u003e","price":8.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S7254961a092949aaa0fba52c442a9958D.webp?v=1786727169","url":"https:\/\/axlcustomersupport.com\/products\/74hc4051-cd4051-8-channel-analog-multiplexer-switch-arduino","provider":"Axl","version":"1.0","type":"link"}