USB2512B-AEZG-TR

Features

-USB251xB/xBi products are fully footprint compatible with USB251x/xi/xA/xAi products as direct drop-in replacements — Cost savings include using the same PCB components and application of USB-IF Compliance by Similarity

-Full power management with individual or ganged power control of each downstream port

-Fully integrated USB termination and pull-up/pulldown resistors

-Supports a single external 3.3 V supply source; internal regulators provide 1.2 V internal core voltage

-Onboard 24 MHz crystal driver or external 24 MHz clock input

-Customizable vendor ID, product ID, and device ID

-4 kilovolts of HBM JESD22-A114F ESD protection (powered and unpowered)

-Supports self- or bus-powered operation

-Supports the USB Battery Charging specification Rev. 1.1 for Charging Downstream Ports (CDP)

-The USB251xB/xBi offers the following package: — 36-pin QFN (6x6 mm) lead-free RoHS compliant package

-USB251xBi products support the industrial temperature range of -40ºC to +85ºC

-USB251xB products support the extended commercial temperature range of 0ºC to +85ºC

Applications

-LCD monitors and TVs

-Multi-function USB peripherals

-PC motherboards

-Set-top boxes, DVD players, DVR/PVR

-Printers and scanners

-PC media drive bay

-Portable hub boxes

-Mobile PC docking

-Embedded systems

General Description

The SMSC USB251xB/xBi hub is a family of low-power, configurable, MTT (multi transaction translator) hub controller IC products for embedded USB solutions. The

x in the part number indicates the number of downstream ports available, while the B indicates battery charging support. The SMSC hub supports lowspeed, full-speed, and hi-speed (if operating as a hispeed hub) downstream devices on all of the enabled downstream ports.

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