Electronic Design

Hub Controllers Offer Seven USB 3.0 Ports

The USB553x family of USB 3.0 hub controllers include seven- and four-port devices and feature support four two-layer PCB designs. The devices are suitable for creating USB port replicators and docking stations that provide add-on USB connectivity in mobile PCs. The USB5537 provides four USB 3.0 ports and three USB 2.0 ports from one USB connection to a USB host system. Working in a USB docking station, its seven USB ports perform as internal and external attach points. Other features include PortMap, PortSwap, VariSense, PHYBoost, and USB Battery Charging 1.2. Samples of USB5537 and USB5534 are available now, priced from $3.30 (commercial grade) to $4.45 (industrial grade) each. SMSC, Hauppauge, NY. (631) 435-6000.

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