RTL8111H-CG

Product Overview

RTL8111H-CG is a Realtek Semiconductor Gigabit Ethernet controller designed for PCI Express applications. It integrates a triple-speed IEEE 802.3 compliant Media Access Controller (MAC), 10/100/1000M Ethernet transceiver, PCI Express bus controller and embedded memory into a single chip. The device supports high-speed Ethernet transmission with advanced DSP technology, adaptive equalization, echo cancellation, crossover detection and power management functions. It is widely used in desktop computers, industrial PCs, embedded systems and network-enabled devices. 

Key Features

• Manufacturer: Realtek Semiconductor Corp.

• Part Number: RTL8111H-CG

• Product Type: Gigabit Ethernet Controller

• Interface Type: PCI Express Ethernet Controller

• Ethernet Speed: 10/100/1000Mbps Triple-Speed Ethernet

• Network Standard: IEEE 802.3 / 802.3u / 802.3ab Compliant

• Integrated MAC Controller and Ethernet PHY Transceiver

• PCI Express Interface: PCIe 1.1 x1

• Supports 1000Base-T Gigabit Ethernet

• Supports 100Base-TX Fast Ethernet

• Supports 10Base-T Ethernet

• Embedded Ethernet Memory

• Adaptive Equalization Technology

• Echo Cancellation Technology

• Crosstalk Cancellation Support

• Polarity Correction Function

• Crossover Detection and Auto Correction

• Supports Auto-Negotiation Function

• Supports Wake-on-LAN (WOL)

• Supports PCI Express Power Management

• Low Power Consumption Design

• Operating Voltage: 3.3V

• Reference Clock: 25MHz Crystal

• Package Type: 48-pin QFN

• Mounting Type: Surface Mount Technology

• RoHS Compliance: RoHS compliant

• Features: Integrated Gigabit Ethernet solution with high reliability and low power operation

Applications

RTL8111H-CG is designed for network connectivity solutions requiring reliable Gigabit Ethernet performance. Typical applications include desktop motherboards, industrial computers, embedded control platforms, network terminals, NAS systems, automation equipment, communication devices and other Ethernet-enabled electronic products. 

Quality & Sourcing

Antrex Electronics can support RTL8111H-CG sourcing with stock availability checks, RFQ quotation, date code verification and shipment arrangement. Buyers can provide quantity, packaging requirements, target price and application details for faster quotation support.

For quality control, Antrex Electronics can help arrange product photos, marking verification, visual inspection and third-party testing support when required. Industrial PC manufacturers, network equipment suppliers and electronic component buyers are welcome to send BOM lists or hard-to-find Ethernet IC requirements for sourcing assistance.