DP83815DUJB

Product Overview

• Category: Network Interface Controller (NIC)
• Use: The DP83815DUJB is a single-chip 10/100 Mb/s Ethernet controller designed for use in desktop and mobile systems.
• Characteristics:
  • High-performance Ethernet controller
  • Supports both 10 Mb/s and 100 Mb/s data rates
  • Integrated Fast Ethernet MAC and PHY
  • Low power consumption
  • Compact package size
• Package: The DP83815DUJB comes in a small form factor package, making it suitable for space-constrained applications.
• Essence: This product provides a reliable and efficient solution for network connectivity in various computing devices.
• Packaging/Quantity: The DP83815DUJB is typically sold individually or in small quantities.

Specifications

• Data Rates: 10 Mb/s and 100 Mb/s
• Interface: PCI
• Power Supply: 3.3V
• Operating Temperature: -40°C to +85°C
• Dimensions: 9mm x 9mm

Detailed Pin Configuration

The DP83815DUJB features a compact pin configuration with the following key pins:

1. VCC: Power supply input
2. GND: Ground connection
3. TX+/-: Transmit differential pair
4. RX+/-: Receive differential pair
5. REFCLK: Reference clock input
6. MDIO: Management data I/O
7. MDC: Management data clock
8. INTA: Interrupt signal

For a complete pinout diagram, please refer to the product datasheet.

Functional Features

• Integrated MAC and PHY: The DP83815DUJB combines the functionality of a Media Access Controller (MAC) and a Physical Layer (PHY) into a single chip, simplifying system design.
• Auto-Negotiation: The controller supports auto-negotiation, allowing it to automatically select the best data rate and duplex mode for optimal performance.
• Wake-on-LAN: The DP83815DUJB supports Wake-on-LAN functionality, enabling remote wake-up of a sleeping system through network activity.

Advantages and Disadvantages

Advantages: - High-performance Ethernet controller - Compact package size - Low power consumption - Supports auto-negotiation and Wake-on-LAN

Disadvantages: - Limited to 10/100 Mb/s data rates

Working Principles

The DP83815DUJB operates by receiving and transmitting Ethernet frames over a physical network connection. It uses the integrated MAC and PHY to handle data encoding/decoding, collision detection, and other networking functions. The controller communicates with the host system via the PCI interface.

Detailed Application Field Plans

The DP83815DUJB is widely used in various computing devices, including:

1. Desktop Computers: Provides reliable wired network connectivity for desktop systems.
2. Laptops and Notebooks: Enables Ethernet connectivity in portable computing devices.
3. Industrial Systems: Used in industrial automation and control systems for network communication.
4. Embedded Systems: Suitable for integration into embedded systems requiring Ethernet connectivity.

Detailed and Complete Alternative Models

1. DP83848CVV: A similar Ethernet controller with enhanced features and higher data rates (10/100/1000 Mb/s).
2. DP83867IR: Gigabit Ethernet controller designed for high-speed network applications.
3. DP83869HM: Integrated Ethernet controller with advanced power management capabilities.

These alternative models offer improved performance and additional features compared to the DP83815DUJB.

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