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ROHS Ethernet ICs in a VQFN-48-EP(7x7) package


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Overview of DP83867CSRGZR

The DP83867CSRGZR is a Gigabit Ethernet PHY transceiver IC designed for use in networking applications.This IC integrates high-performance features to enable robust and efficient Ethernet communication, making it suitable for various network implementations.


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

  • TXD+/-:Transmit Data Differential Pair
  • RXD+/-:Receive Data Differential Pair
  • VDDIO:IO Voltage Supply
  • RCLKOUT:Receive Clock Output
  • GND:Ground
  • XTAL1:Crystal Input
  • XTAL2:Crystal Output
  • REFCLK1P/1N:Reference Clock Input Pair
  • REFCLK2P/2N:Alternative Reference Clock Input Pair
  • RST:Reset Input

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the DP83867CSRGZR IC for a visual representation.

Key Features

  • Gigabit Ethernet PHY: The DP83867CSRGZR is a high-performance Gigabit Ethernet PHY transceiver, supporting data rates up to 1Gbps for rapid data transfer.
  • Robust Communication: This IC includes advanced features for improved signal integrity and reliability in Ethernet communication.
  • Low Power Consumption: With low-power modes and efficient operation, the DP83867CSRGZR minimizes power consumption in networking applications.
  • Extensive Operating Temperature Range: The IC is designed to operate reliably across a wide temperature range, making it suitable for various environmental conditions.
  • Diagnostic Features: Includes diagnostic capabilities for monitoring and troubleshooting Ethernet connections, enhancing network management.

Note: For detailed technical specifications, please refer to the DP83867CSRGZR datasheet.


  • Network Switches: Ideal for use in network switches to enable high-speed Gigabit Ethernet connectivity.
  • Industrial Ethernet: Suitable for industrial Ethernet applications requiring reliable and high-performance communication.
  • Network Interface Cards: Used in network interface cards to facilitate Gigabit Ethernet connections in computing systems.


The DP83867CSRGZR is a Gigabit Ethernet PHY transceiver IC that provides high-speed and reliable Ethernet communication capabilities. It is designed to meet the demands of modern networking applications, ensuring efficient data transfer.

Usage Guide

  • Power Supply: Connect VDDIO (Pin 3) to the IO voltage supply specified in the datasheet.
  • Ethernet Connections: Connect the TXD+/- and RXD+/- pins to the appropriate transmit and receive data lines in the Ethernet interface.
  • Clock Inputs: Provide the required clock signals to the REFCLK1P/1N and REFCLK2P/2N input pairs for proper operation.

Frequently Asked Questions

Q: What is the maximum data rate supported by the DP83867CSRGZR?
A: The DP83867CSRGZR supports data rates up to 1Gbps, enabling Gigabit Ethernet connectivity.

Q: Is the DP83867CSRGZR compatible with standard Ethernet protocols?
A: Yes, the DP83867CSRGZR is compatible with standard Ethernet protocols, ensuring interoperability with existing network infrastructure.


For similar functionalities, consider these alternatives to the DP83867CSRGZR:

  • DP83848JSQ/NOPB: Another Gigabit Ethernet PHY transceiver IC with comparable performance and features to the DP83867CSRGZR.
  • KSZ9031RNXIA: A high-performance Gigabit Ethernet PHY IC from Microchip, offering similar capabilities for Ethernet communication.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Interface type RGMII, SGMII Number of ports Single
Rating Catalog Features Cable diagnostics, IEEE 1588 SOF, JTAG1149.1
Supply voltage (V) 1 and 2.5 I/O supply voltage (typ) (V) 1.8, 2.5, 3.3
Operating temperature range (°C) 0 to 70 Number of LEDs 4
ESD HBM (kV) 8

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