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首页VL813芯片资料 USB3.0
威锋VL813 是USB 3.0集线器芯片 威锋vl813可以转换成4端口,是一个完全集成的单芯片解决方案,是第三代强调低功耗设计和业界第一个集成5V DC-DC开关稳压器的USB 3.0集线器芯片,vl813提供高性能,高的功率效率,并降低整体系统的BOM,使它成为一个移动和其他低功耗应用的理想选择。是VL813的升级版本与VL812Pin to Pin,集成度高,省略SPI-Flash,DC-DC,品质更好,价格更低,快速稳定。
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- 2 -
Revision History
Rev
Date
Initial
Note
0.90
1/29/2015
DS
First External Release
1.00
7/22/2015
TS
Update Ordering Information
Update WHCK Logo for Windows 8.1/10
- 3 -
Contents
Revision History ....................................................................................................................... 2
Contents ................................................................................................................................. 3
List of Figures .......................................................................................................................... 3
Product Features ...................................................................................................................... 4
VL813 System Overview ........................................................................................................... 5
Pinout ..................................................................................................................................... 7
Pin List ................................................................................................................................... 8
Pin Descriptions ....................................................................................................................... 9
Signal Type Definition ................................................................................................... 9
USB 3.0 Interface ......................................................................................................... 9
USB 2.0 Interface ....................................................................................................... 10
Analog Command Block .............................................................................................. 10
Side Band signal and Miscellaneous ............................................................................ 11
Test Pin ...................................................................................................................... 11
Power and Ground ...................................................................................................... 10
Electrical Specification ............................................................................................................ 12
Timing Requirements for SPI Flash ........................................................................................... 13
General Reflow Profile Guidelines. ............................................................................................ 15
Package Mechanical Specifications ............................................................................................ 16
Package Top Side Marking & Ordering Information ..................................................................... 17
List of Figures
Figure 1 – VL813 Block Diagram ................................................................................................ 5
Figure 2 – VL813 Pin Diagram ................................................................................................... 7
Figure 3 – Illustration of SPI Flash Interface Timing – (1)............................................................ 14
Figure 4 – Illustration of SPI Flash Interface Timing – (2)............................................................ 14
Figure 5 – Reflow ................................................................................................................... 15
Figure 6 – Mechanical Specification – QFN 76L 9x9x0.85 mm Package .......................................... 16
Figure 7 – Package Top Side Marking ........................................................................................ 17
- 4 -
Product Features
VL813
Super-Speed USB Hub Controller
USB 3.0 Compliant
– Compliant to Universal Serial Bus 3.0 Specification Rev 1.0, including Hub errata
– Compliant to Universal Serial Bus Specification Revision 2.0
– Supports simultaneous Super-speed(SS), high-speed (HS), full-speed (FS) traffic, and
low-speed (LS) traffic
– Four down-stream ports, one up-stream port
– In-house USB PHY employs advanced CMOS process for low power consumption
– Supports USB Low-Power States such as Ux states, Selective Suspend, LPM
Integrated Voltage Regulators
– Able to generate all required chip-power from 5V input
– 5V to 1.2V Switching DC-DC Regulator
– 5V to 3.3V LDO Regulator
– External Power Support
– 3.3V, 1.2V External Input
Simplified Sideband Signal Support
– Supports gang mode over current detection on down-stream ports
– Supports individual mode for power enable and over current detection on 1 port for battery
charging function
– Supports Dual LED status indicators with automatic or manual control via GPIO per
down-stream port (Typically Green & Amber)
Comprehensive USB Battery Charging Support
– Supports USB Battery Charging Specification v1.2 (SDP, CDP, DCP)
– Support for Vendor Specific Charging Modes eg. Apple, RIM, etc.
– Supports Apple 1.0A/2.4A Charging modes
– Supports YD/T 1591-2009
– Supports “Sleep Charging” (DCP + Apple Mode)
– Support charging on 1 down-stream port, depending on configuration
Physical
– QFN 76L green package (9x9x0.85 mm)
Certification
– Earned USB 2.0 USB-IF certification
– Earned USB 3.0 USB-IF certification TID# 330000022
– Passed Windows 8/8.1/10 WHCK Testing
Applications
– Standalone USB hub
– Desktop front panel hub/Integrated Monitor/TV hub
– Notebook/Ultrabook Docking Station / Port Replicator
– USB hub compound device with keyboard, mouse, display, etc.
Platform and Operating System Support
– General support across all major OS and platforms that offer USB such as PC, MAC, Linux, etc.
– FW Update over USB
– USB hub function is dependent upon the USB Host Controller
– No proprietary driver needed, even for Battery Charging Function
Misc
– Optimized for Low Power consumption
– PLL embedded with external 25MHz crystal
– Support external SPI flash for firmware upgrade
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