{"product_id":"logic-level-converter-4-channel-bidirectional-3v3-5v","title":"Logic Level Converter 4-Channel Bidirectional Module — 3.3V \/ 5V","description":"\u003ch2\u003eLogic Level Converter 4-Channel Bidirectional Module — 3.3V \/ 5V\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003e4-channel bidirectional logic level converter\u003c\/strong\u003e for safely interfacing \u003cstrong\u003e3.3V and 5V devices\u003c\/strong\u003e. Uses \u003cstrong\u003eMOSFET-based level shifting\u003c\/strong\u003e that supports \u003cstrong\u003eI2C, SPI, UART, and general digital signals\u003c\/strong\u003e in both directions simultaneously. The standard solution for connecting 3.3V sensors (BME280, MPU-6050, nRF24L01+) to a 5V Arduino without damage.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChannels: \u003cstrong\u003e4 bidirectional\u003c\/strong\u003e | Voltages: \u003cstrong\u003e3.3V ↔ 5V\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: \u003cstrong\u003eMOSFET-based (BSS138)\u003c\/strong\u003e | Protocols: \u003cstrong\u003eI2C \/ SPI \/ UART \/ GPIO\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMax frequency: \u003cstrong\u003e~4MHz\u003c\/strong\u003e | Supply: \u003cstrong\u003e3.3V LV + 5V HV\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompliance: \u003cstrong\u003eRoHS compliant\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eBidirectional\u003c\/strong\u003e — signals pass in both directions simultaneously\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eI2C compatible\u003c\/strong\u003e — correct open-drain level shifting for I2C protocol\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e4 channels\u003c\/strong\u003e — convert SDA, SCL, and 2 additional signals at once\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eNo external power needed\u003c\/strong\u003e — powered from LV (3.3V) and HV (5V) pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConnecting 3.3V I2C sensors to 5V Arduino\u003c\/li\u003e\n\u003cli\u003eSPI level conversion for 3.3V flash and SD cards\u003c\/li\u003e\n\u003cli\u003eUART level conversion between 3.3V and 5V devices\u003c\/li\u003e\n\u003cli\u003eMixed-voltage digital signal interfacing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45670656573675,"sku":"","price":11.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Logic-Level-Converter-4-Ch-Bi-Directional-1.jpg?v=1723009515","url":"https:\/\/keszoox.com\/products\/logic-level-converter-4-channel-bidirectional-3v3-5v","provider":"Keszoox","version":"1.0","type":"link"}