USB3813 datasheet(8/68 Pages) SMSC

部件名	USB3813

功能描述	USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications

PDF	68 Pages

Scroll/Zoom	100%

制造商	SMSC [SMSC Corporation]

网页	http://www.smsc.com

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8 / 68 page

USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications

Datasheet

Revision 1.0 (06-17-13)

SMSC USB3813

DATASHEET

VariSense, which controls the USB receiver sensitivity enabling programmable levels of USB signal

receive sensitivity. This capability allows operation in a sub-optimal system environment, such as when

a captive USB cable is used.

The USB3813 is available in commercial (0°C to +70°C) and industrial (-40°C to +85°C) temperature

range versions.

1.1

Block Diagram

Figure 1.1 details the internal block diagram of the USB3813.

Figure 1.1 System Block Diagram

VDD33

Flex

PHY

USB

Upstream

Hub Logic

& Repeater

Controller

SIE

Serial

Interface

PLL

RefClk

To I2C Master/Slave

or EEPROM

Routing & Port Re-Ordering Logic

Scl

Sda

Port Controller

HSIC

Down or

Upstream

VDDCR12

Multi-

USB

Downstream

USB

Downstream

1.2V Reg

ResetN

VBAT

3.3V Reg

VDDCOREREG

IntN

AddrSel

RefSel

USB

Upstream

Battery

Charger

Detection

ChgDetN

Up or Downstream

CPU

COMPLEX

JTAG/

SPI/

GPIO

JTAG

HSIC

Swap

Port

USB

Port

USB

Port

USB3813 数据表(PDF) 8 Page - SMSC Corporation

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