深圳市辉之阳实业有限公司

USB2514BI-AEZG-T 数量充足，代理渠道

1 特性 1

Highlights
• High performance, ultra low-power, small footprint hub controller IC with 2, 3, or 4 downstream ports (indicated by the “x” in the part number)
• Fully compliant with the USB 2.0 specification
• Enhanced OEM configuration options available through either a single serial I2C® EEPROM, or SMBus slave port
• MultiTRAK - High-performance multiple transaction translator which provides one transaction translator per port
• PortMap - Flexible port mapping and disable sequencing
• PortSwap - Programmable USB differential-pair pin locations ease PCB design by aligning USB signal lines directly to connectors
• PHYBoost - Programmable USB signal drive strength for recovering signal integrity using 4-level driving strength resolution
 Features
• USB251xB/xBi products are fully footprint compatible with USB251x/xi/xA/xAi products as direct drop-in replacements
• Cost savings include using the same PCB components and application of USB-IF Compliance by Similarity
• Full power management with individual or ganged power control of each downstream port
• Fully integrated USB termination and pull-up/pulldown resistors
• Supports a single external 3.3 V supply source; internal regulators provide 1.2 V internal core voltage
• Onboard 24 MHz crystal driver, ceramic resonator, or external 24/48 MHz clock input
• Customizable vendor ID, product ID, and device ID
• 4 kilovolts of HBM JESD22-A114F ESD protection (powered and unpowered)
• Supports self- or bus-powered operation
• Support the USB Battery Charging specification Rev. 1.1 for Charging Downstream Ports (CDP)
• 36-pin QFN (6x6 mm) RoHS compliant package
• USB251xBi products support the industrial temperature range of -40°C to +85°C
• USB251xB products support the extended commercial temperature range of 0°C to +85°C
 Target Applications
• Mobile PC Docking Stations
• LCD Monitors/TVs
• PC Motherboards
• Gaming Consoles
• Multi-Function Printers
• Cable/DSL Modems
• Set-Top Boxes
• DVD/CD-ROM/DVR
• HDD Enclosures
• Keyboards
• KVM Switches
• Server Front Panels
• Point-of-Sale (POS) Systems
• IP Telephony
• Automobile/Home Audio Systems
• Industrial