RTL8111HS-CG

The RTL8111HS-CG is a highly integrated Gigabit Ethernet controller from Realtek, designed for PCI Express applications. It supports 10/100/1000Mbps speeds and complies with IEEE 802.3 standards. Key features include:
- PCIe 2.0 x1 interface for high-speed data transfer.
- Advanced power management (supports ASPM L0s/L1).
- Energy-efficient Ethernet (EEE) for reduced power consumption.
- Jumbo frame support (up to 9KB) for improved throughput.
- Integrated PHY and auto-negotiation for simplified design.
Commonly used in desktops, embedded systems, and networking devices, the RTL8111HS-CG offers reliable performance with low CPU overhead. It supports Wake-on-LAN (WoL) and VLAN tagging, making it suitable for diverse networking environments.
Realtek provides drivers for major OSes (Windows, Linux, FreeBSD), ensuring broad compatibility. Its compact 48-pin QFN package makes it ideal for space-constrained designs.
For detailed specs, refer to Realtek’s datasheet or product brief.

The RTL8111HS-CG is a Gigabit Ethernet controller by Realtek. Equivalent alternatives include:
- RTL8111H-CG (similar specs, different package)
- RTL8111F-CG (earlier variant, compatible in many designs)
- Intel 82574L (from Intel, similar functionality)
- Atheros AR8161 (Qualcomm/Atheros alternative)
Check pin compatibility and driver support for your specific application.

The RTL8111HS-CG is a high-performance Gigabit Ethernet controller by Realtek, featuring:
- Gigabit Ethernet Support: 10/100/1000 Mbps operation.
- PCI Express Interface: PCIe 2.0 x1 for high-speed data transfer.
- Advanced Power Management: Supports ASPM (Active State Power Management) for energy efficiency.
- Jumbo Frame Support: Up to 9KB for improved large data transfers.
- IEEE 802.3az (EEE): Energy-Efficient Ethernet compliance.
- Integrated PHY: Single-chip design with embedded 10/100/1000 transceiver.
- Advanced QoS & VLAN: Traffic prioritization and tagging support.
- Wake-on-LAN (WoL): Remote wake-up capability.
- Driver Support: Compatible with major OSes (Windows, Linux, macOS).
- Low Power Consumption: Optimized for power-sensitive applications.
Ideal for desktops, embedded systems, and networking devices.

The RTL8111HS-CG is a Gigabit Ethernet controller IC by Realtek, commonly used in:
1. Desktop/Laptop Motherboards – Integrated network connectivity.
2. Network Adapters – PCIe-based expansion cards.
3. Embedded Systems – Industrial PCs, IoT gateways.
4. NAS/Storage Devices – High-speed data transfer.
5. Gaming Consoles & Routers – Low-latency networking.
It supports 10/100/1000 Mbps speeds, PCIe interface, and advanced power management, making it versatile for consumer and industrial applications.

The RTL8111HS-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 "CG" suffix often denotes specific features or revisions, but the package remains consistent as QFN.