FE2.1 USB 2.0

Микросхема FE2.1

FE2.1 - USB 2.0 HIGH SPEED 7-PORT HUB CONTROLLER IC, LQFP-64

 

Описание, параметры, характеристики

• Low power consumption
• 155 mA when seven downstream facing ports enabled in High-Speed mode;
• 66 mA when one downstream facing port enabled in High-Speed mode;
• Fully compliant with Universal Serial Bus Specification Revision 2.0 (USB 2.0);
• Upstream facing port supports HighSpeed (480MHz) and Full-Speed (12MHz) modes;
• 7 downstream facing ports support High-Speed (480MHz), Full-Speed (12MHz), and Low-Speed (1.5MHz) modes;
• Integrated USB 2.0 Transceivers;
• Integrated upstream 1.5KΩ pull-up, downstream 15KΩ pull-down, and serial resisters;
• Integrated 5V to 3.3V and 1.8V regulator.
• Integrated Power-On-Reset circuit;
• Integrated 12MHz Oscillator with feedback resister and crystal load capacitor;
• Integrated 12MHz-to-480MHz Phase Lock Loop (PLL);
• Multiple Transaction Translator (MTT) –
• One TT for each downstream port;
• Alternate Interface 0 for Single-TT, and Alternate Interface 1 for Multiple-TT;
• Each TT could handle 64 periodic Start-Split transactions, 32 periodic Complete-Split transactions, and 6 none-periodic transactions;
• Support Self-Powered Mode only;
• Board configured options –
• Ganged or Individual Power Control Mode select;
• Global, Multiple Ganges, or Individual Over-Current Protection Mode select;
• Removable or Non-Removable Downstream Devices configuration;
• Number of Downstream Ports;
• EEPROM configured options –
• Vendor ID, Product ID, & Device Release Number;
• Removable or Non-Removable Downstream Devices configuration;
• Serial Number; and Number of Downstream Ports;
• Comprehensive status indicators support:
• Standard downstream port status indicators (Green and Amber LED control for each downstream port);
• Hub Active/Suspend indicator LED.