{"id":8528954359961,"title":"DollaTek 5Pcs PCF8574 IO Expansion Board I\/O Expander I2C-Bus Evaluation Development Module","handle":"dollatek-5pcs-pcf8574-io-expansion-board-i-o-expander-i2c-bus-evaluation-development-module","description":"\u003ch3\u003eDollaTek 5Pcs PCF8574 IO Expansion Board I\/O Expander I2C-Bus Evaluation Development Module\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eDollaTek trademark Reg.NO:013726393 Features: Based on the I2C interface I \/ O\nexpansion modules, using two I \/ O can be extended to eight I \/ O (up to\nsimultaneous use 8 PCF8574, expanded to 64 I \/ O) Maximum Features: supports\ntwo types of Interface, access to the target board : Pin or row seat 2\nsupports I2C bus cascade (via pin, row seat docking methods can be used\nsimultaneously multiple I2C modules) Product Properties: Type: Modular\/\nComponents and parts Band : none Interface: I2C Board Type: Pin or row seat\nSpecifications: Typical applications: for I \/ O resource constraints the MCU I\n\/ O expansion The main resources: PCF8574, I2C interface, the 8-bit parallel\nSize:5415mm Net Weight: 7g Package Included: 5x DollaTek PCF8574 PCF8574T\nCommunication Module\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eStandard interface that can be expanded in a variety of development boards\u003c\/li\u003e\n \u003cli\u003eI2C Serial port to 8-bit parallel port , support expand into 88 = 64 at most\u003c\/li\u003e\n \u003cli\u003ePCF8574 IO expansion chip with I2C interface, 8-bit parallel port output\u003c\/li\u003e\n \u003cli\u003eApplicable to a variety of platforms including Arduino \/ AVR \/ ARM\u003c\/li\u003e\n \u003cli\u003e0\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2025-09-23T09:49:29+10:00","created_at":"2025-09-23T09:49:26+10:00","vendor":"DollaTek","type":"IO Modules","tags":["industryDE_Sep2025"],"price":10900,"price_min":10900,"price_max":10900,"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":45739152736409,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"de-B07DK7VPPL","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DollaTek 5Pcs PCF8574 IO Expansion Board I\/O Expander I2C-Bus Evaluation Development Module","public_title":null,"options":["Default Title"],"price":10900,"weight":30,"compare_at_price":null,"inventory_management":"shopify","barcode":"742548983895","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/soundstores.net\/cdn\/shop\/files\/de-B07DK7VPPL.jpg?v=1775747572","\/\/soundstores.net\/cdn\/shop\/files\/515gvhKbPKL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/61jhtUUUOoL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/61TkhoJd7FL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/51-gR4AOwpL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/41yoNnHxDRL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/61es5SIXyKL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/51pkUMpqbvL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/41H32kykGEL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/3129EwB_vWL.jpg?v=1758584968","\/\/soundstores.net\/cdn\/shop\/files\/61AxasCXmoL.jpg?v=1758584969"],"featured_image":"\/\/soundstores.net\/cdn\/shop\/files\/de-B07DK7VPPL.jpg?v=1775747572","options":["Title"],"media":[{"alt":null,"id":34596846141593,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1134,"width":1134,"src":"\/\/soundstores.net\/cdn\/shop\/files\/de-B07DK7VPPL.jpg?v=1775747572"},"aspect_ratio":1.0,"height":1134,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/de-B07DK7VPPL.jpg?v=1775747572","width":1134},{"alt":null,"id":34596846174361,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/515gvhKbPKL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/515gvhKbPKL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846207129,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/61jhtUUUOoL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/61jhtUUUOoL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846239897,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/61TkhoJd7FL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/61TkhoJd7FL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846272665,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51-gR4AOwpL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51-gR4AOwpL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846305433,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/41yoNnHxDRL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/41yoNnHxDRL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846338201,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/61es5SIXyKL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/61es5SIXyKL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846370969,"position":8,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/51pkUMpqbvL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/51pkUMpqbvL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846403737,"position":9,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/41H32kykGEL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/41H32kykGEL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846436505,"position":10,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/soundstores.net\/cdn\/shop\/files\/3129EwB_vWL.jpg?v=1758584968"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/3129EwB_vWL.jpg?v=1758584968","width":1000},{"alt":null,"id":34596846469273,"position":11,"preview_image":{"aspect_ratio":0.7,"height":1000,"width":700,"src":"\/\/soundstores.net\/cdn\/shop\/files\/61AxasCXmoL.jpg?v=1758584969"},"aspect_ratio":0.7,"height":1000,"media_type":"image","src":"\/\/soundstores.net\/cdn\/shop\/files\/61AxasCXmoL.jpg?v=1758584969","width":700}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eDollaTek 5Pcs PCF8574 IO Expansion Board I\/O Expander I2C-Bus Evaluation Development Module\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eDollaTek trademark Reg.NO:013726393 Features: Based on the I2C interface I \/ O\nexpansion modules, using two I \/ O can be extended to eight I \/ O (up to\nsimultaneous use 8 PCF8574, expanded to 64 I \/ O) Maximum Features: supports\ntwo types of Interface, access to the target board : Pin or row seat 2\nsupports I2C bus cascade (via pin, row seat docking methods can be used\nsimultaneously multiple I2C modules) Product Properties: Type: Modular\/\nComponents and parts Band : none Interface: I2C Board Type: Pin or row seat\nSpecifications: Typical applications: for I \/ O resource constraints the MCU I\n\/ O expansion The main resources: PCF8574, I2C interface, the 8-bit parallel\nSize:5415mm Net Weight: 7g Package Included: 5x DollaTek PCF8574 PCF8574T\nCommunication Module\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eStandard interface that can be expanded in a variety of development boards\u003c\/li\u003e\n \u003cli\u003eI2C Serial port to 8-bit parallel port , support expand into 88 = 64 at most\u003c\/li\u003e\n \u003cli\u003ePCF8574 IO expansion chip with I2C interface, 8-bit parallel port output\u003c\/li\u003e\n \u003cli\u003eApplicable to a variety of platforms including Arduino \/ AVR \/ ARM\u003c\/li\u003e\n \u003cli\u003e0\u003c\/li\u003e\n \u003c\/ul\u003e"}