{"product_id":"ch348q-lqfp-48-usb-to-8-serial-port-chip","title":"CH348Q LQFP-48 USB to 8 Serial Port Chip – 1 to 5 pcs","description":"\n\u003ch2\u003eCH348Q LQFP-48 USB to 8 Serial Port Chip\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCH348Q\u003c\/strong\u003e is a high-performance USB-to-8-serial-port interface chip housed in a compact \u003cstrong\u003eLQFP-48 (7×7 mm)\u003c\/strong\u003e package. Whether you're building industrial control systems, multi-port serial communication hubs, or embedded development boards, this chip delivers reliable, simultaneous USB-to-UART connectivity across eight independent serial channels in a single compact IC.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in packs of \u003cstrong\u003e1 to 5 pieces\u003c\/strong\u003e, this listing is ideal for prototyping, small production runs, or keeping spares on hand for your electronics projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e CH348Q\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e LQFP-48, 7×7 mm footprint — ideal for space-constrained PCB designs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 8 independent USB-to-serial (UART) ports in a single chip\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e USB full-speed (12 Mbps) host interface\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral purpose use:\u003c\/strong\u003e Compatible with standard USB serial communication protocols\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Supports custom configuration for various embedded applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity options:\u003c\/strong\u003e Sold in packs of 1, 2, 3, 4, or 5 chips\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConforms to international standards\u003c\/strong\u003e for contact load, protection, and voltage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-port USB-to-serial converters and hubs\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and control systems\u003c\/li\u003e\n  \u003cli\u003eEmbedded systems and microcontroller development\u003c\/li\u003e\n  \u003cli\u003eTest and measurement equipment\u003c\/li\u003e\n  \u003cli\u003eData logging and communication gateway devices\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and maker projects requiring multiple UART interfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1–5 × CH348Q LQFP-48 USB to 8 Serial Port Chips (quantity selected at purchase)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\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\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 does the CH348Q chip do?\u003c\/h4\u003e\n\u003cp\u003eA: The CH348Q is a USB-to-serial interface chip that allows a single USB connection to interface with up to 8 independent UART (serial) ports simultaneously. It is widely used in multi-port serial communication devices, industrial controllers, and embedded development platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What package type is the CH348Q and what are its dimensions?\u003c\/h4\u003e\n\u003cp\u003eA: The CH348Q comes in an LQFP-48 surface-mount package measuring 7×7 mm. This compact footprint makes it well-suited for integration into space-constrained PCB designs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many chips will I receive?\u003c\/h4\u003e\n\u003cp\u003eA: This listing offers flexible quantity options — you can purchase 1, 2, 3, 4, or 5 CH348Q chips in a single order. Simply select the quantity you need at checkout.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the CH348Q compatible with standard USB serial drivers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The CH348Q is designed to conform to international USB and serial communication standards, making it compatible with standard USB serial (CDC\/UART) workflows used in most embedded development and industrial environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the CH348Q chip do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CH348Q is a USB-to-serial interface chip that allows a single USB connection to interface with up to 8 independent UART (serial) ports simultaneously. It is widely used in multi-port serial communication devices, industrial controllers, and embedded development platforms.\"}}, {\"@type\": \"Question\", \"name\": \"What package type is the CH348Q and what are its dimensions?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CH348Q comes in an LQFP-48 surface-mount package measuring 7×7 mm. This compact footprint makes it well-suited for integration into space-constrained PCB designs.\"}}, {\"@type\": \"Question\", \"name\": \"How many chips will I receive?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing offers flexible quantity options — you can purchase 1, 2, 3, 4, or 5 CH348Q chips in a single order. Simply select the quantity you need at checkout.\"}}, {\"@type\": \"Question\", \"name\": \"Is the CH348Q compatible with standard USB serial drivers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The CH348Q is designed to conform to international USB and serial communication standards, making it compatible with standard USB serial (CDC\/UART) workflows used in most embedded development and industrial environments.\"}}]}\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\": \"CH348Q LQFP-48 USB to 8 Serial Port Chip – 1 to 5 pcs\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/ch348q-lqfp-48-usb-to-8-serial-port-chip\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"1pcs","offer_id":44166518407255,"sku":"5:144170022#1pcs","price":21.15,"currency_code":"USD","in_stock":true},{"title":"5pcs","offer_id":44166518440023,"sku":"5:200004763#5pcs","price":91.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S8620ac7690cf4d9eb507801360e5db07N.webp?v=1786739947","url":"https:\/\/axlcustomersupport.com\/products\/ch348q-lqfp-48-usb-to-8-serial-port-chip","provider":"Axl","version":"1.0","type":"link"}