Features

• USB3503 USB 2.0 HSIC Hub Controllers. From Microchip the USB3503 device is a High-Speed Inter-Chip (HSIC) USB 2.0 Hub Controller designed for *** in portable applications requiring more than one USB port. Offering three downstream ports the USB3503 attaches to an upstream port via HSIC and supports low, full and hi-speed downstream devices on all enabled ports. Integrated into the device is Microchip s RapidCharge Anywhere™ technology that provides USB-IF battery charging 1.1 specification to any portable device. Features. Integrated USB 2.0-compatible 3-port hub HSIC upstream port Advanced power saving features including 1μA standby current USB-IF BC 1.1 detection Supports Single-TT or Multi-TT configurations for Full and Low-Speed connections Enhanced configuration options available through serial I2C slave port Internal default configuration option when serial I2C host is not available Incorporates Microchip s MultiTRAK™, PortMap, PortSwap, PHYBoost, VariSense™ and flexPWR® technologies External 12 to 52 MHz clock inputs Internal 3.3V and 1.2V voltage regulators for single supply operation USB Port ESD Protection (DP/DM) up to ±15kV (IEC 61000-4-2)