RTL8111H-VB-CG

The RTL8111H-VB-CG is a highly integrated Gigabit Ethernet controller from Realtek, designed for PCI Express (PCIe) applications. It supports 10/100/1000 Mbps speeds and complies with IEEE 802.3, 802.3u, and 802.3ab standards.
Key features include:
- PCIe 1.1 interface for high-speed data transfer.
- Advanced power management (supports ACPI and Wake-on-LAN).
- Jumbo frame support (up to 9KB) for improved throughput.
- Auto-MDIX for automatic cable detection (straight-through or crossover).
- Low power consumption with Energy Efficient Ethernet (EEE) support.
The VB-CG variant is optimized for cost-sensitive designs while maintaining reliability. It is commonly used in motherboards, embedded systems, and networking devices.
For detailed specifications, refer to Realtek’s official datasheet.

The RTL8111H-VB-CG is a Gigabit Ethernet controller by Realtek. Equivalent alternatives include:
- Realtek RTL8111E/F/G (similar features, older versions)
- Intel 82574L (comparable performance)
- Broadcom BCM5761 (alternative for Gigabit LAN)
- Atheros AR8151 (competing chipset)
These offer similar Gigabit Ethernet functionality but may vary in power efficiency or driver support. Check compatibility for your specific application.

The RTL8111H-VB-CG is a Gigabit Ethernet controller by Realtek with the following key features:
- Gigabit Ethernet: Supports 10/100/1000 Mbps speeds.
- PCI Express Interface: PCIe 2.0 x1 compliant.
- Energy Efficient Ethernet (EEE): Reduces power consumption.
- Advanced Power Management: Supports D0/D3 power states.
- Jumbo Frame Support: Up to 9KB for improved performance.
- Crossover Detection & Auto-Correction (Auto MDIX): Simplifies cabling.
- IEEE 802.3az Compliance: Enhances energy efficiency.
- Advanced Interrupt Handling: Supports MSI/MSI-X for better CPU efficiency.
- Compatibility: Works with Windows, Linux, and macOS.
- Single-Chip Solution: Integrates PHY and MAC.
Ideal for desktops, embedded systems, and networking applications.

The RTL8111H-VB-CG is a 48-pin Gigabit Ethernet controller IC by Realtek. Key functions include:
- Single-chip 10/100/1000M Ethernet PHY
- PCI Express 1.1 interface (1-lane)
- Supports auto-negotiation and auto-MDIX
- Energy-efficient Ethernet (EEE) support
- Integrated LDO regulator (reduces external components)
- 48-pin QFN package (6x6mm)
Common applications include motherboards, NICs, and embedded systems. The pinout includes power, PCIe, MDI (Ethernet), and configuration signals.

The RTL8111H-VB-CG is manufactured by Realtek Semiconductor Corp., a Taiwanese company specializing in networking, audio, and multimedia ICs.
Realtek is a leading fabless semiconductor company, known for producing cost-effective and widely used chips for Ethernet controllers, Wi-Fi modules, and audio codecs. Their products are commonly found in consumer electronics, PCs, and networking equipment.
The RTL8111H-VB-CG is a Gigabit Ethernet controller, often integrated into motherboards and network adapters. Realtek's chips are popular for their reliability and broad compatibility.

The RTL8111H-VB-CG is a Gigabit Ethernet controller IC by Realtek, commonly used in:
1. Desktop/Laptop Motherboards – Integrated into consumer and business PCs.
2. Network Adapters – PCIe-based add-on cards for wired connectivity.
3. Embedded Systems – Industrial PCs, POS terminals, and IoT devices.
4. Gaming Consoles/Set-Top Boxes – For stable wired networking.
5. NAS/Servers – Basic Gigabit connectivity in entry-level storage systems.
It supports 10/100/1000 Mbps speeds, PCIe interface, and advanced power management, making it versatile for cost-sensitive, high-performance applications.

The RTL8111H-VB-CG is a Gigabit Ethernet controller from Realtek, typically available in a 48-pin QFN (Quad Flat No-lead) package. This compact, surface-mount package is designed for high-performance networking applications, offering efficient thermal dissipation and space-saving integration. The "VB" suffix often indicates specific variants or optimizations. Check datasheets for exact mechanical and electrical details.