圖片僅供參考
規格
| 屬性 | 價值 |
| Manufacturer | JLCPCB Assembly |
| Package | QFN-76 |
概述
Description
The VL822-Q7 is a USB 3.0 hub controller developed by VIA Labs. It supports 4 downstream ports, enabling high-speed data transfer (up to 5 Gbps per port) and backward compatibility with USB 2.0/1.1.
Key features include:
- Single-chip solution for compact designs.
- Integrated USB 2.0 transceivers and 5V regulators.
- Supports battery charging (BC1.2) and USB-IF compliance.
- Low power consumption with advanced power management.
Commonly used in docking stations, monitors, and USB hubs, the VL822-Q7 ensures stable performance and plug-and-play functionality. Its Q7 suffix may indicate industrial-grade reliability or a specific variant.
For detailed specs, refer to VIA Labs' official datasheet.
Key features include:
- Single-chip solution for compact designs.
- Integrated USB 2.0 transceivers and 5V regulators.
- Supports battery charging (BC1.2) and USB-IF compliance.
- Low power consumption with advanced power management.
Commonly used in docking stations, monitors, and USB hubs, the VL822-Q7 ensures stable performance and plug-and-play functionality. Its Q7 suffix may indicate industrial-grade reliability or a specific variant.
For detailed specs, refer to VIA Labs' official datasheet.
Equivalent
The VL822-Q7 is a USB 3.0 hub controller. Equivalent alternatives include:
- VIA Labs VL812-Q7 (earlier version)
- Genesys Logic GL3520 (similar 4-port USB 3.0 hub)
- Microchip USB5537B (industrial-grade alternative)
- Texas Instruments TUSB8041 (4-port USB 3.0 hub IC)
These chips offer comparable functionality for USB 3.0 hub applications. Check datasheets for exact compatibility.
- VIA Labs VL812-Q7 (earlier version)
- Genesys Logic GL3520 (similar 4-port USB 3.0 hub)
- Microchip USB5537B (industrial-grade alternative)
- Texas Instruments TUSB8041 (4-port USB 3.0 hub IC)
These chips offer comparable functionality for USB 3.0 hub applications. Check datasheets for exact compatibility.
Features
The VL822-Q7 is a USB 3.0 hub controller with the following key features:
- 4-Port USB 3.0 Hub: Supports SuperSpeed (5Gbps), High-Speed (480Mbps), and Full-Speed (12Mbps).
- Backward Compatibility: Works with USB 2.0/1.1 devices.
- Integrated USB 2.0 Hub: Reduces external components.
- Multi-Transaction Translator (MTT): Enhances USB 2.0 performance with multiple concurrent transfers.
- Low Power Consumption: Supports power management and suspend/resume modes.
- Flexible Power Options: Can be bus-powered or self-powered (with external 5V supply).
- Industrial-Grade ESD Protection: Protects against electrostatic discharge.
- Compact Package: Available in a small QFN form factor.
Ideal for docking stations, monitors, and embedded systems requiring reliable USB expansion.
- 4-Port USB 3.0 Hub: Supports SuperSpeed (5Gbps), High-Speed (480Mbps), and Full-Speed (12Mbps).
- Backward Compatibility: Works with USB 2.0/1.1 devices.
- Integrated USB 2.0 Hub: Reduces external components.
- Multi-Transaction Translator (MTT): Enhances USB 2.0 performance with multiple concurrent transfers.
- Low Power Consumption: Supports power management and suspend/resume modes.
- Flexible Power Options: Can be bus-powered or self-powered (with external 5V supply).
- Industrial-Grade ESD Protection: Protects against electrostatic discharge.
- Compact Package: Available in a small QFN form factor.
Ideal for docking stations, monitors, and embedded systems requiring reliable USB expansion.
Pinout
The VL822-Q7 is a USB 3.0 hub controller from VIA Labs.
- Pin Count: 48 pins (QFN package).
- Functions:
- Supports 4 downstream USB 3.0 ports (5Gbps).
- Backward compatible with USB 2.0/1.1.
- Integrated 5V DC-DC converter for power management.
- Supports battery charging (BC1.2) on downstream ports.
- Features port disable control and LED indicators.
It is commonly used in docking stations, monitors, and USB hubs.
- Pin Count: 48 pins (QFN package).
- Functions:
- Supports 4 downstream USB 3.0 ports (5Gbps).
- Backward compatible with USB 2.0/1.1.
- Integrated 5V DC-DC converter for power management.
- Supports battery charging (BC1.2) on downstream ports.
- Features port disable control and LED indicators.
It is commonly used in docking stations, monitors, and USB hubs.
Application
The VL822-Q7 is a USB 3.0 hub controller designed for high-performance applications. Key application areas include:
- PC Peripherals (docking stations, monitors with USB hubs)
- Industrial PCs & Embedded Systems (automation, control systems)
- Consumer Electronics (gaming consoles, smart TVs)
- Data Storage (external HDD/SSD enclosures)
- Automotive Infotainment (in-vehicle USB hubs)
It supports 4 downstream ports, SuperSpeed (5Gbps) data transfer, and robust power management, making it ideal for multi-device connectivity in compact, power-efficient designs.
- PC Peripherals (docking stations, monitors with USB hubs)
- Industrial PCs & Embedded Systems (automation, control systems)
- Consumer Electronics (gaming consoles, smart TVs)
- Data Storage (external HDD/SSD enclosures)
- Automotive Infotainment (in-vehicle USB hubs)
It supports 4 downstream ports, SuperSpeed (5Gbps) data transfer, and robust power management, making it ideal for multi-device connectivity in compact, power-efficient designs.
Package
The VL822-Q7 is a USB 3.0 hub controller from VIA Labs. It comes in a QFN-48 (Quad Flat No-Lead) package, measuring 7mm x 7mm. This compact, lead-free package is designed for efficient thermal performance and space-saving PCB layouts, making it suitable for high-speed USB hub applications.
