The AM79C972BVI is a single-chip 10/100 Mbps Fast Ethernet controller from AMD. It is designed to provide a high-performance, cost-effective solution for connecting devices to Ethernet networks. This controller integrates all the necessary functions for Ethernet connectivity, including MAC (Media Access Control) and PHY (Physical Layer) interfaces.

Applications

• Network interface cards (NICs)
• Embedded systems with Ethernet connectivity
• Network printers
• Industrial automation equipment
• Set-top boxes

Features

• 10/100 Mbps Ethernet support: Supports both 10Base-T and 100Base-TX Ethernet standards.
• Integrated MAC and PHY: Combines MAC and PHY layers into a single chip for reduced component count and cost.
• PCI interface: Provides a standard PCI interface for easy integration into host systems.
• Auto-negotiation: Automatically detects and configures the network speed and duplex mode.
• Full-duplex support: Enables simultaneous transmission and reception of data for increased network throughput.

Benefits

• High performance: Supports 10/100 Mbps Ethernet speeds for fast and reliable network connectivity.
• Cost-effective: Integrated MAC and PHY reduce component count and cost.
• Easy integration: Standard PCI interface simplifies integration into host systems.
• Automatic configuration: Auto-negotiation feature simplifies network setup and configuration.
• Increased network throughput: Full-duplex support enables simultaneous transmission and reception of data.

Technical Specifications

The AM79C972BVI typically supports both 10Base-T and 100Base-TX Ethernet standards. It uses a standard PCI interface for communication with the host system. The controller includes features such as auto-negotiation, full-duplex support, and various power management modes. It is typically packaged in a PQFP (Plastic Quad Flat Pack) package. The operating temperature range is typically from 0°C to +70°C.

Note: For detailed specifications, refer to the AMD datasheet for AM79C972BVI.