DP83905AVQB

Product Overview

Category

The DP83905AVQB belongs to the category of integrated circuits (ICs) specifically designed for networking applications.

Use

This product is primarily used in network communication systems, providing reliable and efficient data transmission capabilities.

Characteristics

• High-speed data transfer: The DP83905AVQB offers fast data transfer rates, ensuring efficient communication between network devices.
• Robust performance: This IC is designed to operate reliably under various network conditions, ensuring uninterrupted data transmission.
• Low power consumption: The DP83905AVQB is energy-efficient, making it suitable for use in power-sensitive applications.
• Compact package: The IC is available in a compact package, allowing for easy integration into network devices.
• Versatile compatibility: It supports multiple network protocols, enabling seamless connectivity across different network architectures.

Package and Quantity

The DP83905AVQB is typically packaged in a small outline integrated circuit (SOIC) package. It is commonly available in reels containing a specified quantity of units, typically ranging from 100 to 1000 ICs per reel.

Specifications

• Data Transfer Rate: Up to 100 Mbps
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial
• Pin Count: 48
• Package Type: SOIC

Detailed Pin Configuration

The DP83905AVQB features a 48-pin configuration with the following pin assignments:

1. VCC
2. GND
3. TXD+
4. TXD-
5. RXD+
6. RXD-
7. REFCLK
8. MDC
9. MDIO
10. CRS
11. COL
12. RX_ER
13. RX_DV
14. RX_CLK
15. RXD[3:0]
16. RX_CTL
17. TX_CLK
18. TXD[3:0]
19. TX_EN
20. TX_ER
21. TX_CTL
22. INTA
23. INTB
24. INTC
25. INTD
26. RESET
27. XTAL1
28. XTAL2
29. VCC
30. GND
31. VCC
32. GND
33. VCC
34. GND
35. VCC
36. GND
37. VCC
38. GND
39. VCC
40. GND
41. VCC
42. GND
43. VCC
44. GND
45. VCC
46. GND
47. VCC
48. GND

Functional Features

• Data Encoding/Decoding: The DP83905AVQB efficiently encodes and decodes data for transmission and reception, respectively.
• Error Detection and Correction: It incorporates error detection and correction mechanisms to ensure reliable data transfer.
• Media Access Control (MAC) Support: The IC provides MAC layer functionality, enabling efficient access to the network media.
• Auto-Negotiation: It supports auto-negotiation protocols, allowing devices to automatically determine the best communication parameters.
• Power Management: The DP83905AVQB includes power management features to optimize energy consumption during operation.

Advantages and Disadvantages

Advantages

• High-speed data transfer enables fast network communication.
• Robust performance ensures reliable data transmission.
• Low power consumption makes it suitable for power-sensitive applications.
• Versatile compatibility allows for seamless integration into various network architectures.

Disadvantages

• Limited pin count may restrict the number of supported features.
• Requires additional external components for complete networking solutions.

Working Principles

The DP83905AVQB operates based on the principles of data encoding, decoding, and modulation. It receives data from the host system, encodes it for transmission, and modulates it onto the network medium. On the receiving end, it demodulates the received signals, decodes them, and delivers the data to the host system.

Detailed Application Field Plans

The DP83905AVQB finds applications in various networking scenarios, including:

1. Local Area Networks (LANs): It is commonly used in LAN environments to facilitate high-speed data transfer between connected devices.
2. Wide Area Networks (WANs): The IC enables efficient communication over WANs, connecting geographically dispersed networks.
3. Industrial Automation: It is employed in industrial automation systems to enable reliable and fast data exchange between control units.
4. Telecommunications: The DP83905AVQB plays a crucial role in telecommunications infrastructure, ensuring seamless connectivity and data transfer.
5. Internet of Things (IoT): It can be utilized in IoT applications to establish reliable communication channels between IoT devices.

Alternative Models

For users seeking alternative options, the following models offer similar functionality to the DP83905AVQB:

1.