The DM9161CI is a 10/100Mbps Fast Ethernet PHY transceiver. It is a single-chip solution designed for network connectivity in various applications.

Applications

• Embedded systems requiring Ethernet connectivity
• Network interface cards (NICs)
• Routers and switches
• Industrial control systems
• Set-top boxes

Features

• Compliant with IEEE 802.3u 100BASE-TX and 10BASE-T standards
• Supports both 10Mbps and 100Mbps operation
• Supports full-duplex and half-duplex operation
• Auto-negotiation for automatic speed and duplex selection
• MII (Media Independent Interface) for easy connection to MAC controllers
• Integrated digital adaptive equalizer for robust performance over twisted-pair cables
• Low power consumption
• Supports LED indicators for link status and activity

Benefits

• Provides reliable Ethernet connectivity for embedded systems and network devices
• Simplifies system design with its single-chip solution
• Ensures compatibility with existing Ethernet networks through auto-negotiation
• Reduces power consumption, making it suitable for battery-powered applications
• Offers robust performance over twisted-pair cables, ensuring reliable data transmission
• Easy integration with MAC controllers through the MII interface

Additional Details

The DM9161CI operates from a 3.3V power supply. It includes an integrated digital adaptive equalizer that compensates for signal degradation over long cable lengths. It supports various LED indicators to display link status, activity, and collision detection. The device is typically available in a 48-pin QFN package. The operating temperature range is typically between 0°C to +70°C.

This PHY transceiver is designed to meet the requirements of various networking applications, providing a cost-effective and reliable solution for Ethernet connectivity. Its compliance with industry standards and comprehensive feature set make it a versatile choice for designers and system integrators.