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D720112GK Datasheet UPD720112

Manufacturer: NEC (now Renesas Electronics)

General Description

s are provided in the following user’s manual.

Be sure to read the manual before designing.

µPD720112 User’s Manual: S16617E

Overview

DATA SHEET MOS INTEGRATED CIRCUIT µPD720112 USB 2.0 HUB CONTROLLER The µPD720112 is a USB 2.0 hub device that complies with the Universal Serial Bus (USB) Specification Revision 2.0 and works up to 480 Mbps.

USB 2.0 compliant transceivers are integrated for upstream and all downstream ports.

The µPD720112 works backward compatible either when any one of the downstream ports is connected to a USB 1.1 compliant device, or when the upstream port is connected to a USB 1.1 compliant host.

Key Features

  • Compliant with Universal Serial Bus Specification Revision 2.0 (Data Rate 1.5/12/480 Mbps).
  • Certified by USB implementers forum and granted the USB 2.0 high-speed Logo.
  • High-speed or full-speed packet protocol sequencer for Endpoint 0/1.
  • 4 (Max. ) downstream facing ports.
  • All downstream facing ports can handle high-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5 Mbps) transaction.
  • Supports split transaction to handle full-speed an.