{"product_id":"four-channel-digital-isolator-reinforced-high-speed-low-power","title":"Four-Channel Digital Isolator – Reinforced – High Speed – Low-Power","description":"\u003cp\u003eThe project presented here is a high-speed, low-power 4-channel digital galvanic isolator. This innovative solution enables the transfer of digital signals between circuits with different power domains, achieving an impressive power consumption of as little as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.74mW\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eper channel at a data rate of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1 Mbps,\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhile operating on a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1.8V\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupply. At the heart of this project is the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMAX22445FAWE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003echip, which features reinforced isolation, allowing it to withstand a voltage rating of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5KV-RMS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e60 seconds.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis robust design ensures reliable and secure signal transmission.\u003c\/p\u003e\n\u003cp\u003eThe project offers flexible configuration options, accommodating all possible unidirectional channel configurations to suit any 4-channel design. This versatility makes it an ideal solution for a wide range of applications, including SPI, RS-485, digital I\/O, etc.\u003c\/p\u003e\n\u003cp\u003eNotably, the output that enables the A side of the isolation can be connected to a shared SPI bus, allowing the CS signal to directly enable the MISO signal on the isolator. Additionally, all other output enables are traditional active-high, providing a convenient and straightforward interface.\u003c\/p\u003e\n\u003cp\u003eOverall, this high-speed, low-power digital galvanic isolator project provides a reliable and efficient solution for transferring digital signals between circuits with different power domains, making it an attractive option for a variety of applications.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply A-Side 1.71V to 5.5V\u003c\/li\u003e\n\u003cli\u003ePower Supply B-Side 1.71V to 5.5V\u003c\/li\u003e\n\u003cli\u003ePower LED for both sides A and B\u003c\/li\u003e\n\u003cli\u003eSMA connectors for Inputs and Outputs for High-Speed Data Transfer\u003c\/li\u003e\n\u003cli\u003eHeader Connector for Power\u003c\/li\u003e\n\u003cli\u003eFerrite Bead On power line to prevent noise\u003c\/li\u003e\n\u003cli\u003eReinforced Galvanic Isolation for Fast Digital Signals Up to 200Mbps Maximum Data Rate\u003c\/li\u003e\n\u003cli\u003eWithstands 5kVRMS for 60s (VISO)\u003c\/li\u003e\n\u003cli\u003eContinuously Withstands 1500VRMS (VIOWM)\u003c\/li\u003e\n\u003cli\u003eWithstands ±12.8kV Surge Between GNDA and\u003c\/li\u003e\n\u003cli\u003eGNDB with 1.2\/50μs waveform\u003c\/li\u003e\n\u003cli\u003eHigh CMTI (50kV\/μs, Typical)\u003c\/li\u003e\n\u003cli\u003eLow Power Consumption 0.74mW per Channel at 1Mbps with VDD = 1.8V\u003c\/li\u003e\n\u003cli\u003e4mW per Channel at 1Mbps with VDD = 3.3V\u003c\/li\u003e\n\u003cli\u003e2mW per Channel at 100Mbps with VDD = 1.8V\u003c\/li\u003e\n\u003cli\u003e3 Direction Configurations\u003c\/li\u003e\n\u003cli\u003eActive-High or Active-Low Enable Inputs\u003c\/li\u003e\n\u003cli\u003e2 Fixed Output Default States (High\/Low)\u003c\/li\u003e\n\u003cli\u003e4 x 3 mm PCB Mounting Holes\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 54.77 x 45.09 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":47171187867820,"sku":"D101","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/D101A.jpg?v=1789029473","url":"https:\/\/dotfry.com\/products\/four-channel-digital-isolator-reinforced-high-speed-low-power","provider":"dotfry","version":"1.0","type":"link"}