{"id":8534005743769,"title":"DollaTek ISO1540 Bi-directional I2C Insulator to add full electrical insulation between the two ends of the I2C bus","handle":"dollatek-iso1540-bi-directional-i2c-insulator-to-add-full-electrical-insulation-between-the-two-ends-of-the-i2c-bus","description":"\u003ch3\u003eDollaTek ISO1540 Bi-directional I2C Insulator to add full electrical insulation between the two ends of the I2C bus\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFeatures Isolated bi-directional, I2C compatible communication. Supports\noperations up to 1 MHz. Power supply range from 3V to 5.5V The open-drain\noutput has 3.5mA side 1 and 35mA side 2 sink current capabilities. Operating\ntemperature from -40°C to +125°C. ±50 kV\/μs transient immunity (typical) HBM\nESD protection on all pins is 4kV; the bus pin has a voltage of 8 kV. Package\nincludes: 1 x module\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eYou can add full electrical insulation between the two ends of the I2C bus by using the ISO1540 I2C bi-directional insulator.\u003c\/li\u003e\n \u003cli\u003eThe TI ISO1540 is fully bi-directional, supports clock speeds up to 1MHz, supports clock stretching, works with 3 to 5V DC or logic and has 2500V RMS isolation.\u003c\/li\u003e\n \u003cli\u003eYou can get power\/ground\/clock\/data disconnect pads for each side as well as a matching STEMMA QT connector.\u003c\/li\u003e\n \u003cli\u003eWe have 10,000 extracts on each side from the I2C pin to the corresponding VCC.\u003c\/li\u003e\n \u003cli\u003eSTEMMA QT ports on both sides are compatible with SparkFun I2C connectors.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2025-09-27T08:48:22+10:00","created_at":"2025-09-27T08:48:18+10:00","vendor":"DollaTek","type":"Optoisolators","tags":["industryDE_Sep2025"],"price":13300,"price_min":13300,"price_max":13300,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":45749909389465,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"de-B0BVQQ4GRL","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DollaTek ISO1540 Bi-directional I2C Insulator to add full electrical insulation between the two ends of the I2C bus","public_title":null,"options":["Default Title"],"price":13300,"weight":10,"compare_at_price":null,"inventory_management":"shopify","barcode":"CP020252","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/soundstores.net\/cdn\/shop\/files\/de-B0BVQQ4GRL.jpg?v=1775753697","\/\/soundstores.net\/cdn\/shop\/files\/51pX-wkJndL.jpg?v=1758926900","\/\/soundstores.net\/cdn\/shop\/files\/51Cmu86rtdL.jpg?v=1758926901","\/\/soundstores.net\/cdn\/shop\/files\/512YQFX3UoL.jpg?v=1758926901","\/\/soundstores.net\/cdn\/shop\/files\/51xVLacELQL.jpg?v=1758926901","\/\/soundstores.net\/cdn\/shop\/files\/51W6R1NIm6L.jpg?v=1758926901"],"featured_image":"\/\/soundstores.net\/cdn\/shop\/files\/de-B0BVQQ4GRL.jpg?v=1775753697","options":["Title"],"media":[{"alt":null,"id":34662589726873,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/de-B0BVQQ4GRL.jpg?v=1775753697"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/de-B0BVQQ4GRL.jpg?v=1775753697","width":1000},{"alt":null,"id":34662589759641,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51pX-wkJndL.jpg?v=1758926900"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51pX-wkJndL.jpg?v=1758926900","width":1000},{"alt":null,"id":34662589792409,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51Cmu86rtdL.jpg?v=1758926901"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51Cmu86rtdL.jpg?v=1758926901","width":1000},{"alt":null,"id":34662589825177,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/512YQFX3UoL.jpg?v=1758926901"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/512YQFX3UoL.jpg?v=1758926901","width":1000},{"alt":null,"id":34662589857945,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51xVLacELQL.jpg?v=1758926901"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51xVLacELQL.jpg?v=1758926901","width":1000},{"alt":null,"id":34662589890713,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51W6R1NIm6L.jpg?v=1758926901"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51W6R1NIm6L.jpg?v=1758926901","width":1000}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eDollaTek ISO1540 Bi-directional I2C Insulator to add full electrical insulation between the two ends of the I2C bus\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFeatures Isolated bi-directional, I2C compatible communication. Supports\noperations up to 1 MHz. Power supply range from 3V to 5.5V The open-drain\noutput has 3.5mA side 1 and 35mA side 2 sink current capabilities. Operating\ntemperature from -40°C to +125°C. ±50 kV\/μs transient immunity (typical) HBM\nESD protection on all pins is 4kV; the bus pin has a voltage of 8 kV. Package\nincludes: 1 x module\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eYou can add full electrical insulation between the two ends of the I2C bus by using the ISO1540 I2C bi-directional insulator.\u003c\/li\u003e\n \u003cli\u003eThe TI ISO1540 is fully bi-directional, supports clock speeds up to 1MHz, supports clock stretching, works with 3 to 5V DC or logic and has 2500V RMS isolation.\u003c\/li\u003e\n \u003cli\u003eYou can get power\/ground\/clock\/data disconnect pads for each side as well as a matching STEMMA QT connector.\u003c\/li\u003e\n \u003cli\u003eWe have 10,000 extracts on each side from the I2C pin to the corresponding VCC.\u003c\/li\u003e\n \u003cli\u003eSTEMMA QT ports on both sides are compatible with SparkFun I2C connectors.\u003c\/li\u003e\n \u003c\/ul\u003e"}