USB hub with SD card controller, compliant with Universal Serial Bus Specification 2.0, is a high-performance solution for USB 2.0 high-speed 3-port hub.
Features:
2.1 USB 2.0 hub
Compliant with USB specification revision 2.0
The upstream port supports high-speed (480MHz) and full-speed (12MHz) communication
Configurable 3/2 downstream ports support high speed, full speed and low speed
Backwards compatible with USB specification version 1.1
12Mhz oscillator clock input
Integrated upstream 1.5KΩ pull-up and downstream 15KΩ pull-down resistors
Single transaction converter (single TT)
Joint power control and global overcurrent detection of downstream ports
Low power consumption USB2.0 hub
Integrated fast 8051 microprocessor
Built-in 5V to 3.3V/1.2V regulator
