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GL852G-OHG12
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FabricanteGenesys Logic
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Peça do Fabricante #GL852G-OHG12
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Especificações
| Atributo | Valor |
| Manufacturer | Genesys Logic |
| Package / Case | QFN28 |
Visão Geral
Description
The GL852G-OHG12 is a USB 2.0 hub controller IC developed by Genesys Logic. It supports 4 downstream ports, enabling multiple USB device connections from a single host port. Key features include:
- Compliance: USB 2.0 (480 Mbps high-speed, 12 Mbps full-speed).
- Port Configuration: 4 downstream ports with overcurrent detection.
- Power Management: Supports bus-powered or self-powered modes.
- Package: Typically comes in a 48-pin QFN form factor.
- Applications: Used in USB hubs, docking stations, and peripherals.
The GL852G-OHG12 integrates transceivers, termination resistors, and an oscillator, reducing external component requirements. It ensures stable performance with built-in ESD protection and complies with USB-IF standards.
For detailed specifications, refer to the Genesys Logic datasheet or official documentation.
- Compliance: USB 2.0 (480 Mbps high-speed, 12 Mbps full-speed).
- Port Configuration: 4 downstream ports with overcurrent detection.
- Power Management: Supports bus-powered or self-powered modes.
- Package: Typically comes in a 48-pin QFN form factor.
- Applications: Used in USB hubs, docking stations, and peripherals.
The GL852G-OHG12 integrates transceivers, termination resistors, and an oscillator, reducing external component requirements. It ensures stable performance with built-in ESD protection and complies with USB-IF standards.
For detailed specifications, refer to the Genesys Logic datasheet or official documentation.
Equivalent
The GL852G-OHG12 is a USB hub controller. Equivalent products include:
- FE1.1s (Fresco Logic)
- FE2.1 (Fresco Logic)
- AU6254 (Alcor Micro)
- GL850G (Genesys Logic, predecessor)
- USB2514B (Microchip)
These chips offer similar USB 2.0 hub functionality. Check datasheets for exact compatibility.
- FE1.1s (Fresco Logic)
- FE2.1 (Fresco Logic)
- AU6254 (Alcor Micro)
- GL850G (Genesys Logic, predecessor)
- USB2514B (Microchip)
These chips offer similar USB 2.0 hub functionality. Check datasheets for exact compatibility.
Features
The GL852G-OHG12 is a USB 2.0 hub controller by Genesys Logic. Key features:
- 4-port hub with downstream ports.
- Supports USB 2.0 (480 Mbps) and backward-compatible with USB 1.1.
- Single transaction translator (STT) for full-/low-speed devices.
- Integrated 5V-to-3.3V regulator for power efficiency.
- Low power consumption with suspend/resume support.
- Overcurrent protection on all ports.
- Industrial-grade operating temperature range (-40°C to +85°C).
- Compact QFN-32 package for space-constrained designs.
Ideal for embedded systems, industrial PCs, and USB expansion applications.
- 4-port hub with downstream ports.
- Supports USB 2.0 (480 Mbps) and backward-compatible with USB 1.1.
- Single transaction translator (STT) for full-/low-speed devices.
- Integrated 5V-to-3.3V regulator for power efficiency.
- Low power consumption with suspend/resume support.
- Overcurrent protection on all ports.
- Industrial-grade operating temperature range (-40°C to +85°C).
- Compact QFN-32 package for space-constrained designs.
Ideal for embedded systems, industrial PCs, and USB expansion applications.
Pinout
The GL852G-OHG12 is a USB 2.0 hub controller from Genesys Logic.
- Pin Count: 48-pin (QFN package)
- Key Functions:
- Supports 4 downstream ports (USB 2.0, 480 Mbps).
- Integrated 5V-to-3.3V regulator (no external LDO needed).
- Supports individual or ganged power switching for downstream ports.
- Features overcurrent detection and port disable control.
- Operates in self-powered or bus-powered modes.
It is commonly used in USB hub applications for desktops, laptops, and docking stations.
- Pin Count: 48-pin (QFN package)
- Key Functions:
- Supports 4 downstream ports (USB 2.0, 480 Mbps).
- Integrated 5V-to-3.3V regulator (no external LDO needed).
- Supports individual or ganged power switching for downstream ports.
- Features overcurrent detection and port disable control.
- Operates in self-powered or bus-powered modes.
It is commonly used in USB hub applications for desktops, laptops, and docking stations.
Manufacturer
The GL852G-OHG12 is a USB 2.0 hub controller manufactured by Genesys Logic, a Taiwanese semiconductor company specializing in USB and storage interface ICs. Founded in 1997, Genesys Logic focuses on designing and producing high-performance, cost-effective solutions for USB hubs, card readers, and audio/video controllers. The company serves consumer electronics, PC peripherals, and industrial applications, emphasizing reliability and compatibility. The GL852G-OHG12 is commonly used in multi-port USB hubs.
Application
The GL852G-OHG12 is a USB 2.0 hub controller IC commonly used in:
1. Computer Peripherals – Expands USB ports for keyboards, mice, and external storage.
2. Industrial Equipment – Connects multiple USB devices in automation systems.
3. Consumer Electronics – Integrates into smart TVs, gaming consoles, and docking stations.
4. Embedded Systems – Supports USB connectivity in IoT devices and single-board computers.
5. Medical Devices – Facilitates data transfer in diagnostic and monitoring equipment.
Its compact design and compliance with USB standards make it versatile for multi-port applications.
1. Computer Peripherals – Expands USB ports for keyboards, mice, and external storage.
2. Industrial Equipment – Connects multiple USB devices in automation systems.
3. Consumer Electronics – Integrates into smart TVs, gaming consoles, and docking stations.
4. Embedded Systems – Supports USB connectivity in IoT devices and single-board computers.
5. Medical Devices – Facilitates data transfer in diagnostic and monitoring equipment.
Its compact design and compliance with USB standards make it versatile for multi-port applications.
Package
The GL852G-OHG12 is a USB 2.0 hub controller from Genesys Logic. It comes in a QFN-48 package (Quad Flat No-lead, 48 pins), measuring 7mm x 7mm. This compact, surface-mount package is designed for efficient heat dissipation and space-saving PCB layouts, making it suitable for high-density USB hub applications.
