{"product_id":"ch438l-eight-uart-serial-port-chip-lqfp-128-integrated-circuit-2pcs","title":"CH438L 8-Channel UART Serial Port IC LQFP-128 – 2 Pack","description":"\u003ch2\u003eCH438L Eight Serial Port UART Chip – 2-Pack (LQFP-128)\u003c\/h2\u003e\n\u003cp\u003eGet reliable multi-channel serial communication with this 2-pack of \u003cstrong\u003eCH438L Eight UART Serial Port Chips\u003c\/strong\u003e in the compact \u003cstrong\u003eLQFP-128 package\u003c\/strong\u003e. Designed for embedded systems, industrial control boards, and communication expansion cards, the CH438L integrates eight independent UART channels into a single IC — making it an ideal solution for engineers and developers who need to scale serial port capacity without adding multiple discrete components.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8 Independent UART Channels:\u003c\/strong\u003e Eight full-duplex serial ports in one chip, perfect for complex multi-device communication systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLQFP-128 Package:\u003c\/strong\u003e Industry-standard surface-mount package for easy PCB integration and automated assembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Integration:\u003c\/strong\u003e Reduces board space, component count, and design complexity compared to using multiple single-UART chips.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Suitable for use with microcontrollers, FPGAs, industrial automation equipment, and communication expansion boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand New Condition:\u003c\/strong\u003e Factory-fresh ICs — never used, tested, or refurbished.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 2:\u003c\/strong\u003e Two CH438L chips per order, providing a cost-effective supply for prototyping or production runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e CH438L (438L)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e LQFP-128\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUART Channels:\u003c\/strong\u003e 8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 PCS per order\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\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.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the CH438L chip used for in electronics projects?\u003c\/h4\u003e\n\u003cp\u003eA: The CH438L is an eight-channel UART serial port integrated circuit (IC) designed to expand serial communication capabilities in embedded systems, industrial control boards, communication modules, and FPGA-based designs. It allows a host processor to manage up to 8 independent serial devices through a single chip, significantly simplifying circuit design.\u003c\/p\u003e\n\u003ch4\u003eQ: What package does the CH438L come in, and is it suitable for PCB assembly?\u003c\/h4\u003e\n\u003cp\u003eA: The CH438L comes in an LQFP-128 (Low-Profile Quad Flat Package with 128 pins) surface-mount package. This industry-standard package is well-suited for automated PCB assembly processes (SMT) and manual soldering by experienced technicians.\u003c\/p\u003e\n\u003ch4\u003eQ: How many chips are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e2 PCS (two pieces)\u003c\/strong\u003e of the CH438L LQFP-128 integrated circuit, both in brand-new, factory-fresh condition.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the CH438L chip used for in electronics projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CH438L is an eight-channel UART serial port integrated circuit (IC) designed to expand serial communication capabilities in embedded systems, industrial control boards, communication modules, and FPGA-based designs. 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