DP83858VF

Product Overview

• Category: Ethernet Transceiver
• Use: The DP83858VF is a high-performance, fully-integrated Ethernet transceiver designed for industrial applications.
• Characteristics:
  • Robust and reliable communication over long distances
  • Low power consumption
  • Supports various Ethernet protocols
  • Designed for harsh environments
• Package: QFN (Quad Flat No-Lead)
• Essence: The DP83858VF enables seamless and efficient data transmission in industrial Ethernet networks.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Interface: MII (Media Independent Interface)
• Data Rate: 10/100 Mbps
• Operating Voltage: 3.3V
• Temperature Range: -40°C to +85°C
• Power Consumption: < 200mW
• Supported Protocols: IEEE 802.3, IEEE 1588

Detailed Pin Configuration

The DP83858VF features the following pin configuration:

1. TXD0+
2. TXD0-
3. TX_EN
4. RXD0+
5. RXD0-
6. RX_ER
7. CRS_DV
8. MDIO
9. MDC
10. VDDA
11. VSSA
12. VDDD
13. VSSD
14. REFCLKO
15. VDDIO
16. VSSIO
17. CLK125
18. VDDPLL
19. VSSPLL
20. PLL_CLKIN

Functional Features

• Auto-Negotiation: Automatically detects and configures the best possible connection speed and duplex mode.
• Link Quality Indicator (LQI): Provides real-time feedback on the link quality, enabling proactive troubleshooting.
• Energy-Efficient Ethernet (EEE): Reduces power consumption during periods of low network activity.
• Advanced Error Handling: Implements error detection and correction mechanisms to ensure reliable data transmission.

Advantages

• High-performance and reliable communication in industrial environments.
• Low power consumption for energy-efficient operation.
• Supports various Ethernet protocols, ensuring compatibility with different systems.
• Robust design capable of withstanding harsh conditions.

Disadvantages

• Limited to 10/100 Mbps data rates, not suitable for high-speed applications.
• Requires external magnetics for proper isolation and signal conditioning.

Working Principles

The DP83858VF operates based on the principles of Ethernet communication. It utilizes the MII interface to connect with a host controller and exchanges data packets using the IEEE 802.3 protocol. The transceiver incorporates advanced error handling mechanisms to ensure accurate and reliable data transmission over long distances.

Detailed Application Field Plans

The DP83858VF is widely used in various industrial applications, including:

1. Factory Automation: Enables real-time communication between machines and control systems.
2. Process Control: Facilitates seamless data exchange in critical process control systems.
3. Industrial Robotics: Provides reliable connectivity for robotic systems in manufacturing environments.
4. Power Generation: Supports efficient data transmission in power generation and distribution networks.
5. Transportation Systems: Ensures reliable communication in railway, maritime, and aviation systems.

Alternative Models

1. DP83848CVV: Similar features and performance, but with an extended temperature range (-40°C to +105°C).
2. DP83869HM: Gigabit Ethernet transceiver with enhanced features for high-speed applications.
3. DP83822I: Low-power Ethernet transceiver optimized for automotive applications.

Please note that the above list is not exhaustive, and there are other alternative models available in the market.

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