{"product_id":"tca9548a-1-to-8-i2c-multiplexer-module-8-channel-iic-expansion-board-for-arduino-esp32-stm32-sensor-projects","title":"TCA9548A 1‑to‑8 I2C Multiplexer Module 8‑Channel IIC Expansion Board for Arduino ESP32 STM32 Sensor Projects","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S23d1a5eef9cf40c3ab83a1f0e675900dt.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb6a5c0b894914d81937c3d3d343a0998i.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"white-space:normal\"\u003e⭐ \u003cstrong\u003eDetailed Description\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003eThis TCA9548A multiplexer module is designed to expand the number of I2C devices that can be connected to a single microcontroller. When multiple sensors or modules share the same I2C address, they cannot be used on the same bus. The TCA9548A solves this by providing \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e8 selectable downstream channels\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e, each isolated from the others.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eThe module communicates through a standard I2C interface and supports multiple address configurations via the A0–A2 pins. It is widely used in robotics, environmental monitoring, multi‑sensor arrays, and advanced development projects.\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eIts compact PCB design and clear pin labeling make it easy to integrate into both beginner and professional applications.\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e⭐ \u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul style=\"white-space:normal\"\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eChip:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e TCA9548A\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eI2C Channels:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e 8 independent channels\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eInterface:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e I2C (SDA \/ SCL)\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e 3.3V \/ 5V\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eAddress Selection:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e A0, A1, A2 configurable\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e Arduino \/ ESP32 \/ STM32 \/ Raspberry Pi\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e I2C expansion, address conflict resolution\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e Compact breakout module\u003c\/span\u003e\n\u003c\/h2\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\u003c\/h2\u003e\n\u003ch2 style=\"white-space:normal\"\u003e⭐ \u003cstrong\u003eApplications\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul style=\"white-space:normal\"\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eMulti‑sensor projects\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eIdentical I2C devices with same address\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eRobotics and automation\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eEnvironmental monitoring systems\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eOLED\/LCD display arrays\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eData acquisition systems\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003cli style=\"white-space:normal\"\u003e\u003ch2 style=\"white-space:normal\"\u003e\u003cspan\u003eArduino \/ ESP32 \/ STM32 development\u003c\/span\u003e\u003c\/h2\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"white-space:normal\"\u003e\u003c\/h2\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cbr\u003e","brand":"Yoeruyo","offers":[{"title":"Default Title","offer_id":55420130165035,"sku":"\u003cnone\u003e","price":5.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sed8aaf304cc5458eb6b3f269802a4f1d0.webp?v=1788499353","url":"https:\/\/yoeruyo.com\/products\/tca9548a-1-to-8-i2c-multiplexer-module-8-channel-iic-expansion-board-for-arduino-esp32-stm32-sensor-projects","provider":"Yoeruyo","version":"1.0","type":"link"}