FL5801 – 5-Port USB2 Port Expander for TBT4 Docks
FL5801 is a hardware-based 5-port configurable High Speed (HS) USB 2.0 Hub Controller. Two configurations are supported. The configuration 1 supports 1 Upstream (US) port and 5 Downstream (DS) ports and Configuration 2 supports 2 Upstream ports and 4 Downstream ports. FL5801 is a compliant Hi-Speed and Full-Speed hub and is backward compatible to legacy USB 2.0 and USB 1.1 applications.
Features
- Compliant to USB Specifications 1.1, 2.0
- Multiple USB 2.0 Transaction Translators (MTT)
- Fully compliant to all power states (USB 2 L0,1,2)
- Customizable Billboard device and PD Bridge device
- EEPROM or Flash for system customization
- Hub class commands executed instantly (no USB flow control)
- Downstream DCP/CDP support for BC 1.2 Specification
- Smart BC will automatically engage/disengage DCP/Emulation modes
- BC modes and options customizable with EEPROM or SPI Flash
- 6x6mm QFN package
Applications
- Thunderbolt 4/USB4® docking station
- Type-C docks and dongles
- Monitor/TV
- USB hubs
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