company blog about Supply RTS5420 USB3.2 Gen2x1 4-Port Hub Controller QFN-88

Supply RTS5420 USB3.2 Gen2x1 4-Port Hub Controller QFN-88

Description
RTS5420 is an advanced USB3.2 Gen2x1 Hub controller that functions as a 4‑Port USB3.2 Gen2x1 Hub, and a 4-Port USB2.0 Hub. It supports USB3.2 Gen2x1 and USB2.0 specifications, and fully backward supports the USB3.2 Gen1 (USB3.0),USB1.1, and USB1.0 specifications. Based on MCU architecture, the RTS5420 can easily update FW for future specification updates, or provide easy feature customization, using an ISP tool.

Feature
Supports USB Specification 1.1, 2.0, 3.0, 3.1, and 3.2
Simultaneous USB3.2 Gen2x1, USB3.2 Gen1(USB3.0), USB2.0, USB1.1
MTT (Multiple Transaction Translator) architecture for USB2.0
All power states L0/L1/L2 for USB2.0, USB1.1
All power states U0/U1/U2/U3 for USB3.2 Gen2x1, USB3.2 Gen1(USB3.0)
LDM (Link Delay Measurement) for USB3.2 Gen2x1 application
PTM (Precision Time Measurement) for USB3.2 Gen2x1 application
Multiple-IN transfers for USB3.2 Gen2x1 application
Weighted round robin arbitration for USB3.2 Gen1/Gen2x1 bandwidth control
RT Smart Charger
USB-IF BC1.2 SDP/CDP/DCP/ACA mode
Emulation of Apple and Samsung dedicated charger ports
Auto detect/switch mode between different charger modes Miscellaneous
SMBUS Slave controller
I2C Master/Slave controller
GPIO Configuration controller
SPI interface for external flash ISP function
Integrated 5V to 3.3V LDO regulator
eFUSE for function configuration
Supports the ‘Delink’ state for extreme power saving
88-pin QFN (10 x 10mm) package

Applications
Notebook, Desktop PCs
Docks, Dongles
Monitors
USB HUB