MC141555 Datasheet (Motorola) - USB Hub Controller CMOS

MC141555, USB Hub Controller CMOS

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Freescale Semiconductor, Inc AC ELECTRICAL CHARACTERISTICS (VDD/VDD(A) = 5.0 V, VSS /VSS(A) = 0 V, TA = 25C, Voltage Referenced to VSS) FULL SPEED MODE CHARACTERISTICS Symbol tr tf tRFM VCRS Rise Time for DP/DM Fall Time for DP/DM Rise/Fall Time Matching Output Signal Crossover Voltage P

MOTOROLA Freescale Semiconductor, Inc.

Order this document by MC141555 SEMICONDUCTOR TECHICAL DATA Product Preview USB Hub Controller CMOS This device is a self-contained USB Hub which complies with USB Hub Specification Rev 1.0.

This device is used to expand the USB ports of your PC system while needed.

Because of its self-contained and bus-powered/selfpowered capability, it can hide the complexity from the user and be flexibly placed anywhere, such as monitor, keyboard, motherboard, Hub-box

MC141555 Features

* Highlight Hub

* Self-contained Hub Includes Serial Interface Engine (SIE), Hub Repeater and Hub Controller

* Universal Serial Bus (USB) Version 1.0 Compliant

* Self-powered or Bus-powered

* Individual/Ganged Downstream Port Power Switching

* Individual/Ganged