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USB3813 Datenblatt(PDF) 8 Page - Microchip Technology

Teilenummer USB3813
Bauteilbeschribung  USB 2.0 Hi-Speed 3-Port Hub Controller
PDF  57 Pages
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Hersteller  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB3813 Datenblatt(HTML) 8 Page - Microchip Technology

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USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
Datasheet
DS00001715A-page 8
 2014 Microchip Technology Inc.
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 I
2C Master/Slave
or EEPROM
Routing & Port Re-Ordering Logic
Scl
Sda
Port Controller
HSIC
Down or
Upstream
VDDCR12
Multi-
TT
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



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