USB2412 Просмотр технического описания (PDF) - SMSC -> Microchip

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Компоненты Описание

производитель

USB2412

2-Port USB 2.0 Hi-Speed Hub Controller

SMSC -> Microchip 

2-Port USB 2.0 Hi-Speed Hub Controller

Datasheet

5.2

5.2.1

External Clock

50% Duty cycle ± 10%, 24 MHz ± 350 ppm, Jitter < 100 ps rms.

The external clock is recommended to conform to the signaling level designated in the JESD76-2

specification on 1.2 V CMOS Logic. XTALOUT should be treated as a no connect.

USB 2.0

The SMSC hub conforms to all voltage, power, and timing characteristics and specifications as set

forth in the USB 2.0 Specification 1. See the USB Specification for more information.

SMSC USB2412

21

DATASHEET

Revision 1.3 (12-27-11)

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