The Realtek RTL8102E-GR is a highly integrated Fast Ethernet controller, designed for PCI Express bus systems. It is a single-chip solution that combines a Media Access Controller (MAC), a PCI Express interface, and embedded memory. The 'GR' suffix usually indicates a RoHS-compliant or environmentally friendly version.

Applications

• Desktop Motherboards
• Laptop Computers
• Embedded Systems with PCI Express connectivity
• Network Interface Cards (NICs) for PCIe slots

Features

• PCI Express 1.1 compliant
• 10/100Mbps data rates
• Integrated 10/100 transceiver
• Supports full-duplex and half-duplex operation
• Supports Wake-on-LAN (WOL)
• Embedded memory for packet buffering
• Supports Auto-Negotiation
• Supports IEEE 802.3u Auto-Negotiation

Benefits

• High-Speed Connectivity: Utilizes PCI Express for faster data transfer rates compared to PCI.
• Cost-Effective: Provides a single-chip solution, reducing component count and cost.
• Power Efficient: Optimized for low power consumption.
• Easy Integration: Compliant with PCI Express standards.
• Remote Wake-Up: Supports Wake-on-LAN for remote system management.

Additional Details

The RTL8102E-GR is a PCI Express-based Fast Ethernet controller. It is designed to provide a cost-effective and high-performance networking solution for desktop and mobile systems. The integrated transceiver reduces the number of external components required, simplifying the design and reducing the overall system cost. The chip supports both full-duplex and half-duplex operation, allowing for efficient data transmission. The Wake-on-LAN (WOL) feature enables remote system wake-up for efficient power management. The chip is typically packaged in a QFN (Quad Flat No-leads Package) for easy surface mounting on PCBs. It is designed to operate within a specific temperature range, and detailed specifications are available in the product datasheet from Realtek. This device supports the PCI Express 1.1 standard, ensuring compatibility with a wide range of systems. The integrated memory facilitates efficient packet buffering, improving performance. Furthermore, the auto-negotiation feature simplifies network configuration. The RTL8102E-GR is a robust and reliable solution for Fast Ethernet connectivity in modern computer systems, with the 'GR' suffix indicating compliance with environmental regulations such as RoHS.