Exar – XR22404/14: Industry’s Lowest Power USB 2.0 4-Port Hub Controllers

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The XR22404 is a USB 2.0, 4-port hub that can be configured for downstream device charging and is compatible with Battery Charging specification revision 1.1/1.2. It operates from either 3.3V or 5V supply allowing bus- or self-powered operation without an external LDO. It is available in a tiny 4 x 4mm, 24-pin QFN or a […]