{"product_id":"txb0104-4-channel-bidirectional-logic-level-shifter-module-auto-direction-sensing-3-3v-5v-logic-converter-for-i2c-spi-uart","title":"TXB0104 4-Channel Bidirectional Logic Level Shifter Module Auto Direction Sensing 3.3V\/5V Logic Converter for I2C SPI UART","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\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e-\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\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e-\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\u003eQuantity\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e-\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eTXB0104 4-Channel Bidirectional Logic Level Shifter Module Auto Direction Sensing 3.3V\/5V Logic Converter for I2C SPI UART\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cu\u003eProduct Overview\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eMany modern sensors, displays, flash memory cards, and modules operate at 3.3V, while development boards like Arduino and Basic Stamp use 5V logic. To safely interface 3.3V components with 5V systems, level shifting is often required.\u003c\/span\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eWhile resistive voltage dividers can be used, they may introduce signal skew and hard‑to‑debug issues, especially at higher speeds. Dedicated level‑shifting logic (e.g., 4050 or 74LVX245 series) works well, but those devices are unidirectional and can complicate bidirectional bus designs.\u003c\/span\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eThe \u003c\/span\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eTXB0104\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e solves this problem. It is a \u003c\/span\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003ebidirectional, auto‑direction‑sensing\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e level translator that supports a wide range of voltage levels (e.g., 1.2V–3.6V on one side and 1.65V–5.5V on the other). It automatically detects the direction of data flow, making it ideal for mixed‑voltage interfaces.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:18px;font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eNote on usage:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:18px;font-family:\"times new roman\", times, serif'\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e The TXB0104 is not recommended for I²C buses (due to strong pull‑ups interfering with direction sensing) or control lines with high capacitance. If external pull‑up resistors are required, use values of at least 50kΩ. The internal pull‑ups on AVR\/Arduino boards (~100kΩ) are acceptable.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eBecause the TXB0104 is a specialized bidirectional translator, its outputs are not designed to drive LEDs or long cables. It is best used for signal‑level translation between logic chips on a breadboard or PCB.\u003c\/span\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cu\u003e\u003cstrong\u003eBreakout Board Features\u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003eThis breakout board saves you from soldering the fine‑pitch TXB0104 chip. It includes onboard 0.1µF decoupling capacitors and a 1kΩ pull‑up resistor on the output enable (OE) pin – ready to use right out of the box.\u003c\/span\u003e\u003c\/p\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cu\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eDimensions: 18mm × 13mm × 2mm\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan style='color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cu\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003e1 × TXB0104 Bidirectional Level Shifter Module (auto‑direction sensing)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sdda99d45da804056b1b1aa5478ce2a46T.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S4b40fff20fbe40baab153bea6e94c872i.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S6e733ac19e3244c4b6ede095638e64abv.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sae457605e02e4130a62b307363715a37g.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S214bf055121c493fa421445c34382f36j.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text-image\" align=\"start\"\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;line-height:56px;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;display:flex;height:56px;box-sizing:border-box' class=\"title--wrap--NWOaiSp description--title--NMh4UiD\" align=\"start\"\u003e\u003cp\u003e\u003cspan style='color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cu\u003e\u003cstrong\u003eAbout us: \u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003e\u003cstrong\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eWe deal in all kinds of lC brands world-wide. \u003cbr\u003eOur products are widely applied in civilian, industrial and military fieldslE work, communication, home appliances, RF, video display, memoriesRAM development, medical instruments, power supply system, programcontrolleddevices,digital devices,industrial equipments, aviation andnavigation equipments, etc.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\u003ch3\u003e\u003cstrong\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eWe also supply Amplifier board,LCD Display,Soldering iron ,Temperature controller ,mppt solar controller,charger,Active balancer,BMS,battery tester,indicator ,esp8266 and so on\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\u003ch3\u003e\u003c\/h3\u003e\u003ch3\u003e\u003cstrong\u003e\u003cspan style='font-size:18px;font-family:\"times new roman\", times, serif'\u003eWe have extensive industry knowledge and sufficient inventory. This enables us to provide a complete and versatile technical supports to our customers. Our products have been exported to many countries and regions around the world, and we have a good reputation among our customers. We welcome customers, chambers of commerce, and friends from all over the world to contact us and seek mutually beneficial cooperation.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003e\u003cspan style='color:rgb(211, 49, 21);font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cu\u003e\u003cstrong\u003eCompany warehouse:\u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc21b644e302147268caa3f6ba87de1ad0.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6a1a7ac094b748daaebcbc1f3ffda914N.jpg\" slate-data-type=\"image\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"TXB0104","offer_id":55277068058923,"sku":"3:201010228#TXB0104","price":8.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S6e733ac19e3244c4b6ede095638e64abv_aaed3113-c0ff-47f4-88dc-27e703a558eb.webp?v=1788246705","url":"https:\/\/yoeruyo.com\/products\/txb0104-4-channel-bidirectional-logic-level-shifter-module-auto-direction-sensing-3-3v-5v-logic-converter-for-i2c-spi-uart","provider":"Yoeruyo","version":"1.0","type":"link"}