USB82514

The USB82514 brings consumer electronics connectivity to cars. With its automotive-grade quality this Hi-Speed 4-Port Hub has the advantages of:

Applications

The USB82514 is a versatile, cost-effective and energy-efficient USB 2.0 hub controller. Leveraging Microchip's MultiTRAK technology that delivers industry-leading data throughput in mixed-speed USB environments, the USB82514 is designed for applications that demand low power and a small footprint without compromising performance. The USB82514 has been specifically designed to meet the stringent requirements of the automotive industry.

 

Features
  • High-performance, low-power, small footprint hub controller IC with 4 downstream ports
  • Specifically designed, fabricated, tested, characterized and qualified for automotive applications
  • Fully-compatible with the USB 2.0 specification
  • MultiTRAK™ technology: Dedicated Transaction Translator (TT) for every downstream port provides best-in-class performance
  • PortMap: Flexible port mapping and port disable sequence supports multiple platform designs
  • PortSwap: Programmable USB differential-pair pin locations ease PCB design by aligning USB signal traces directly to connectors
  • PHYBoost: Programmable USB transceiver drive strength for recovering signal integrity due to compromised system environment
  • Enhanced OEM configuration options available through either a single serial I2C EEPROM or SMBus slave port
  • Customizable Vendor ID, Product ID and Device ID
  • Easily configurable as 2, 3 or 4 port hub in common PCB layout
  • Over 30 port configuration options
  • On-chip Power-on Reset saves bill of materials cost
  • Integrated 3.3 V to 1.8 V regulator
  • Enhanced ESD protection performance
  • 36-pin (6 x 6 mm²) QFN lead-free, RoHS-compliant package
  • Temperature range: -40 °C to +85 °C
Parameter
Parameter Name Value Value
Description Automotive-Grade USB 2.0 High-Speed 4-Port Hub Automotive-Grade USB 2.0 High-Speed 4-Port Hub
Upstream Port USB 2.0 USB 2.0
USB Speed High Speed High Speed
Downstream Ports 4 4
ROM I/F I2C I2C
Op Voltage (V) 3.3 3.3
MultiTRAK Tech Yes Yes
Port Map Yes Yes
Port Swap Yes Yes
PHY Boost Yes Yes
Temp. Range Min. -40 -40
Temp. Range Max. 85 85
Documents
USB82514 - Automotive Grade USB 2.0 Hi-Speed 4-Port HubData Sheets06/03/20141518KB
AN 26.2 - Implementation Guidelines for Microchip's USB 2.0 and USB 3.0 Hub DevicesAppNote08/11/20151203KB
AN26.21 - USB Device Design ChecklistAppNote08/10/2015386KB
USBCheck Online ReviewSoftware Library08/24/20131KB
EVB USB82514 Evaluation Board Gerber FilesGerber Files08/12/2014627KB
EVB USB82514 Evaluation Board Schematic, OrCADSchematics08/12/2014854KB
EVB USB82514 Evaluation Board Schematic, PDFSchematics08/12/201471KB
EVB-USB82514 Evaluation Board Users GuideUser Guides08/13/2014235KB
相关开发工具
USB82514 - Automotive Grade USB 2.0 Hi-Speed 4-Port Hub USB82514
AN 26.2 USB4640
AN26.21 USB3751A-2
EVB USB82514 Evaluation Board Gerber Files EVB-USB82514
EVB USB82514 Evaluation Board Schematic, PDF EVB-USB82514
EVB-USB82514 Evaluation Board Users Guide EVB-USB82514