USB2512A USB 2.0 Hi-Speed 2-Port Hub Controller Data Brief PRODUCT FEATURES Select the presence of a permanently hardwired USB General Description peripheral device on a port by port basis The SMSC 2-Port Hub is a low power, OEM Configure the delay time for filtering the over-current configurable, STT (Single transaction translator) hub sense inputs controller IC with 2 downstream ports for embedded Configure the delay time for turning on downstream USB solutions. The 2-port hub is fully compliant with the port power USB 2.0 Specification and will attach to an upstream Indicate the maximum current that the 2-port hub port as a Full-Speed Hub or as a Full-/Hi-Speed Hub. consumes from the USB upstream port The 2-Port Hub supports Low-Speed, Full- Speed, and Indicate the maximum current required for the hub Hi-Speed (if operating as a Hi-Speed Hub) downstream controller devices on all of the enabled downstream ports. Pin Selectable Options for Default Configuration Select Downstream Ports as Non-Removable Ports General Features Hub Controller IC with 2 downstream ports Applications Enhanced OEM configuration options available LCD monitors and TVs 2 through either a single serial I C EEPROM, or Multi-function USB peripherals SMBus Slave Port PC mother boards 36-pin (6x6mm) QFN lead-free, RoHS compliant Set-top boxes, DVD players, DVR/PVR package Printers and scanners Hardware Features PC media drive bay Portable hub boxes Low power operation Mobile PC docking Full Power Management with individual or ganged power control of each downstream port Embedded systems On-chip Power On Reset (POR) Internal 1.8V Voltage Regulator Fully integrated USB termination and Pull-up/Pull- down resistors On Board 24MHz Crystal Driver, Resonator or External 24MHz clock input Enhanced EMI rejection and ESD protection performance OEM Selectable Features Customizable Vendor ID, Product ID, and Device ID Select whether the hub is part of a compound device (When any downstream port is permanently hardwired to a USB peripheral device, the hub is part of a compound device) Flexible port mapping and disable sequence. Ports can be disabled/reordered in any order to support multiple product SKUs. Hub will automatically reorder the remaining ports to match the Host controller s numbering scheme. Programmable USB differential-pair pin location. Ease PCB layout by aligning USB signal lines directly to connectors Programmable USB signal drive strength. Recover USB signal integrity due to compromised system environment using 2-level driving strength resolution SMSC USB2512A PRODUCT PREVIEW Revision 1.96 (07-11-08) USB 2.0 Hi-Speed 2-Port Hub Controller ORDER NUMBER: USB2512A-AEZG FOR 36 PIN, QFN LEAD-FREE ROHS COMPLIANT PACKAGE 80 ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123 Copyright 2008 SMSC or its subsidiaries. All rights reserved. Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. Consequently, complete information sufficient for construction purposes is not necessarily given. Although the information has been checked and is believed to be accurate, no responsibility is assumed for inaccuracies. SMSC reserves the right to make changes to specifications and product descriptions at any time without notice. Contact your local SMSC sales office to obtain the latest specifications before placing your product order. The provision of this information does not convey to the purchaser of the described semiconductor devices any licenses under any patent rights or other intellectual property rights of SMSC or others. All sales are expressly conditional on your agreement to the terms and conditions of the most recently dated version of SMSC s standard Terms of Sale Agreement dated before the date of your order (theTerms of Sale Agreemen). The product may contain design defects or errors known as anomalies which may cause the product s functions to deviate from published specifications. Anomaly sheets are available upon request. SMSC products are not designed, intended, authorized or warranted for use in any life support or other application where product failure could cause or contribute to personal injury or severe property damage. Any and all such uses without prior written approval of an Officer of SMSC and further testing and/or modification will be fully at the risk of the customer. Copies of this document or other SMSC literature, as well as the Terms of Sale Agreement, may be obtained by visiting SMSCs website at