TOTU 18-in-1 Thunderbolt 3 USB C Docking Station with 8K DP, 1 Gbps Ethernet, USB-A 10Gbps, USB-C 3.2, SD/TF, Audio, Optical Out
PCB
Main PCB
Thunderbolt3 Module: JHL7440.
It’s a single M.2 slot version, doesn’t have PCIE3.0 x4.
Terminus FE8.1: USB2.0 High Speed 4 port hub controller
Realtek RTL8153B: 10/100/1000M ETHERNET CONTROLLER FOR USB 3.0 APPLICATIONS
TF TFS5009: Network transformer, semiconductor component optimized for high-speed and low-voltage operations.
Solid State System 3S1530A: 16Bit, 48kHz Audio DAC. single chip TYPE-C USB audio controller with on chip oscillator. https://www.3system.com.tw/upload//product/Solid_State_System_Audio_1530_2023_E02.pdf
AVD WA8353: USB to SD/TF dual card reader. [MISSING DATASHEET]
Via Labs VL162: Data Switch with CC Function for USB 3.1 Gen2 (10Gbps)
FMD 24C08A: Two-Wire Serial EEPROM 8K (8-bit wide) .
Notes
Bought this for only CNY40 on Xianyu. Good bargan.
ONLY WORK WITH EXTERNAL 20V POWER SUPPLY.
Perfect mate for Mac Mini M4.
DP/C-daisychain: 4K144/2K240 tested OK.
I really love it marks all the transmission speed next to the port. USB2.0, USB3.0 5G, USB3.0 10G.
Still, 65W PD charging.