CYUSB3304-68LTXC Number of Transceivers, Cypress Semiconductor CYUSB3304-68LTXC, USB Controller, 4-Channel, USB 3.0, 3.3 V, 68-Pin QFN

USB Controllers, SuperSpeed USB Hubs, HX3 USB 3.0 HUB Controller, Cypress Semiconductor
HX3 USB 3.0 Controller from Cypress is USB-IF certified 4-port Hub controller.
Supports up to Four USB 3.0-Compliant DS portsAll ports support SS (5 Gbps), and are backward-compatible with HS (480 Mbps), FS (12 Mbps), and LS (1.5 Mbps)SS and USB 2.0 Link Power Management (LPM)Dedicated Hi-Speed Transaction Translators (Multi-TT)LED status indicators – suspend, SS, and USB 2.0 operationShared Link™ for Embedded ApplicationsEach DS port can simultaneously connect to an embedded SS device and a removable USB 2.0 deviceEnables up to eight device connectionsEnhanced Battery ChargingEach DS port complies with the USB Battery Charging v1.2 (BC v1.2) specificationGhost Charge™: Each DS port can emulate a Dedicated Charging Port (DCP) when the host is not connected to the US portAccessory Charger Adapter Dock (ACA-Dock): Enables charging and simultaneous data transfer for a smart phone or a tablet acting as a host compliant to BC v1.2Apple charging supported on all DS portsIntegrated ARM® Cortex™-M0 CPU16 KB RAM, 32 KB ROMIndustrial temperature range (–40 °C to +85 °C)
USB (Universal Serial Bus), Cypress Semiconductor
USB is a cable bus supporting data exchange between a host computer and a wide range of simultaneously accessible peripherals. There is a differential signal data interface for transmit and receive communication path. The bus includes power at 5 Volts.