4-port isolated USB hub with ADUM3160 chip - Kamami on-line store
USB 3.0 hub controller features ultra-low power consumption | Electronic Design
4-port isolated USB hub with ADUM3160 chip - Kamami on-line store
USB Hubs | Microchip Technology
Amazon.com: Ethernet/USB HUB HAT Expansion Board for Raspberry Pi 4B/3B+/3B/2B/Zero/Pi Zero W/Pi Zero 2W,with RJ45 10/100M Ethernet Port (Based on RTL8152B Chip) and Three USB Ports,Compatible with USB2.0/1.1 : Electronics
FE2.1 USB 2.0 High Speed 7-Port Hub Controller | Terminus USA | Fabless IC Design House
Industrial USB HUB - 4x USB 2.0
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Usb Hub Four Usb Expansion Board Module Usb2.0 1 To 4 Ports Expander Gl850g Chip | Fruugo BE
USB2513BI-AEZG - Microchip - USB Interface, USB Hub Controller, USB 2.0