DP83848CVV

The DP83848CVV is a low-power, fully-integrated 10/100 Mbps Ethernet physical layer transceiver (PHY) designed for use in Ethernet applications. It provides a robust and reliable interface between the Ethernet MAC layer and the physical medium, making it ideal for use in network interface cards (NICs), switches, routers, and other networking devices. The DP83848CVV complies with the IEEE 802.3 standard and offers advanced features for enhanced performance and flexibility.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD: Power Supply
• VSS: Ground
• TX_EN: Transmit Enable
• TXD[3:0]: Transmit Data
• RXD[3:0]: Receive Data
• CRS_DV: Carrier Sense and Data Valid
• RX_ER: Receive Error
• MDIX: Auto-MDIX Control
  LED[0:1]: LED Indicators
• MDC: Management Data Clock
• MDIO: Management Data I/O
• RESET: Reset Input

Circuit Diagram

Incorporate a circuit diagram that illustrates the connections and operation of the DP83848CVV Ethernet PHY transceiver for a more visual representation.

Key Features

• Fully Integrated Transceiver: The DP83848CVV integrates all the necessary functions for a complete Ethernet PHY, including the physical layer, analog front-end, and power management.
• 10/100 Mbps Operation: This transceiver supports both 10 Mbps and 100 Mbps Ethernet operation, providing compatibility with a wide range of Ethernet networks.
• Low Power Consumption: The DP83848CVV features low power consumption, making it suitable for use in energy-efficient networking devices.
• Auto-Negotiation: It supports auto-negotiation, allowing it to automatically configure its operation mode and speed based on the capabilities of the connected device.
• Auto-MDIX: The DP83848CVV supports auto-MDIX, eliminating the need for crossover cables and simplifying network installation.
• LED Indicators: It features LED indicators for link/activity status, making it easy to monitor the connection status.

Note: For detailed technical specifications, refer to the DP83848CVV datasheet.

Application

• Network Interface Cards (NICs): The DP83848CVV is ideal for use in NICs for desktops, laptops, and servers.
• Switches: It can be used in Ethernet switches for connecting multiple devices in a local area network (LAN).
• Routers: The DP83848CVV is suitable for use in routers for forwarding data packets between different networks.
• Industrial Ethernet: It is also suitable for use in industrial Ethernet applications, such as factory automation and process control.

Functionality

The DP83848CVV Ethernet PHY transceiver provides a reliable and efficient interface for connecting devices to Ethernet networks, making it suitable for a wide range of networking applications.

Usage Guide

• Power Supply: Connect VDD (Power Supply Pin) to the appropriate power supply voltage and VSS (Ground Pin) to ground.
• Interface Configuration: Connect the TXD and RXD pins to the corresponding transmit and receive data lines of the Ethernet MAC layer.
• LED Connection: Connect the LED pins to the LED indicators for monitoring link and activity status.

Frequently Asked Questions

Q: What is the maximum cable length supported by the DP83848CVV?
A: The DP83848CVV supports cable lengths of up to 140 meters for 10 Mbps operation and up to 40 meters for 100 Mbps operation.

Q: Can the DP83848CVV be used in PoE (Power over Ethernet) applications?
A: No, the DP83848CVV does not support PoE and requires a separate power source for operation.