Microchip Technology, Inc. USB Interface ICs USB2512B-AEZG

The Microchip USB251xB/xBi hub controller is a low-power, configurable multi-transaction translator (MTT) USB hub controller IC designed for embedded USB applications. It supports USB 2.0 specifications and offers a data rate of 480 Mbps. The device is available in a 36-pin QFN package and can accommodate 2, 3, or 4 downstream ports, depending on the specific model. This hub controller features enhanced configuration options via a serial I¬=C EEPROM or SMBus slave port, allowing for flexible integration into various designs. It includes full power management capabilities, with individual or ganged power control for each downstream port, and supports both self-powered and bus-powered operation. The device also complies with the USB Battery Charging specification Rev. 1.1 for Charging Downstream Ports (CDP). Additional features include programmable USB signal drive strength for improved signal integrity, customizable vendor and product IDs, and robust ESD protection rated at 4 kilovolts. The USB251xB/xBi series is footprint compatible with previous USB251x series products, facilitating easy upgrades and cost savings in PCB design. The operating temperature range varies by model, with the USB251xBi supporting -40¬?C to +85¬?C and the USB251xB supporting 0¬?C to +85¬?C. This product is suitable for applications in LCD monitors, multi-function USB peripherals, PC motherboards, and various consumer electronics.