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Name: DP83867ERGZ-S-EVM
Brand: Texas Instruments
SKU: DP83867ERGZ-S-EVM
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Texas Instruments DP83867ERGZ-S-EVM

Part No.:: DP83867ERGZ-S-EVM

Manufacturer:: Texas Instruments

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Datasheet:: DP83867ERGZ-S-EVM.pdf

Description:: DP83867ERGZ-S-EVM

In Stock:: 2119

Quantity:: Add To Cart

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DP83867ERGZ-S-EVM Specifications

DP83867ERGZ-S-EVM this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DP83867ERGZ-S-EVM price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DP83867ERGZ-S-EVM to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DP83867ERGZ-S-EVM information

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DP83867ERGZ-S-EVM Typical application Circuitry

DP83867ERGZ-S-EVM

The DP83867ERGZ-S-EVM is an evaluation module designed for the DP83867IR/SR Gigabit Ethernet PHY by Texas Instruments. This tool aids designers in the development, testing, and analysis of systems utilizing this high-performance PHY, which supports a broad range of Ethernet protocols. The DP83867IR/SR is ideal for applications that demand reliable and fast network connections such as industrial automation, automotive networking, embedded computing, and high-speed data acquisition systems.

Key Features and Parameters:

- Gigabit Ethernet Support: Offers comprehensive support for 10Base-T, 100Base-TX, and 1000Base-T Ethernet standards, accommodating a wide spectrum of network speeds.

- Robust ESD Protection: Designed with enhanced electrostatic discharge protection for industrial environments where electrical noise and surges are prevalent.

- Flexible Media Interfaces: Supports MII, RMII, RGMII, and SGMII interfaces, providing flexibility for connection with a variety of microcontrollers and Ethernet controllers.

- Advanced Cable Diagnostics: Integrates sophisticated diagnostics capabilities for identifying and troubleshooting common network issues, enhancing overall system reliability.

- Adjustable I/O Voltages: Enables configuration of I/O voltage levels to ensure compatibility with different logic levels, facilitating integration with diverse system architectures.

Application Scenario: Incorporating the DP83867ERGZ-S-EVM in a high-performance network switch designed for data center environments, where high-speed data transfer and reliability are paramount.

Circuit Design:

Designing a network switch with the DP83867ERGZ-S-EVM involves intricate planning around its pin configurations and network functionalities:

1. Ethernet Port Connections (RJ45 to PHY Interface): Link the differential transmission (TXP/TXN) and reception (RXP/RXN) pins to the RJ45 connectors through integrated magnetics. This connection, involving Pins 47, 48 for TX and Pins 45, 46 for RX in RGMII mode, is crucial for enabling Ethernet communication.

2. Controller Interface (RGMII between PHY and Switch Controller): Interface the RGMII pins, which include control (TX_CTL, RX_CTL), clock (TXC, RXC), and data lines, with the Ethernet MAC of the switch controller. This connection facilitates the high-speed data exchange essential for switch operations.

3. Clocking Mechanism (External Oscillator to PHY): Attach a precise 25 MHz or 125 MHz external oscillator to the XI pin (Pin 25) to provide the necessary clock signals for the PHY's operation, ensuring the accuracy of data transmission and reception.

4. Power Supply Configuration (Stable Power to PHY): Deliver a steady 3.3V power supply to the core (VDD) pins and appropriate voltage to the I/O (VDDIO) pins, implementing decoupling capacitors near these pins to mitigate power supply noise and ensure stable operation of the PHY.

5. Configuration Settings (Utilizing Configuration Pins for Mode Selection): Use the configuration pins to set the PHY's operational modes according to the network switch's requirements. This setup may involve hardware strapping or software control via the management data input/output (MDIO) interface.

Design Considerations:

- Power Integrity: Ensuring a clean and stable power supply with adequate decoupling is vital for the reliable operation of the PHY in a high-speed network switch environment.

- Signal Integrity: Optimizing the PCB layout to preserve the integrity of high-speed signals, especially in RGMII mode, is crucial to prevent data corruption.

- Thermal Management: Given the data center application, effective thermal management practices are essential to maintain the PHY within its operational temperature range under high data throughput conditions.

- EMC Compliance: Designing for electromagnetic compatibility, including the implementation of proper shielding and grounding techniques, is critical to mitigate interference in a dense data center environment.

- Diagnostics and Troubleshooting: Integrating the PHY's advanced diagnostics features into the system design allows for proactive network maintenance and swift resolution of connectivity issues, enhancing the overall reliability of the network switch.

Employing the DP83867ERGZ-S-EVM in the development of a network switch for data center applications not only demonstrates the PHY's capability to support high-speed Ethernet connectivity but also highlights its robustness and reliability, essential for maintaining uninterrupted data flow in critical network infrastructures. This application showcases the DP83867ERGZ-S-EVM's adaptability and performance, ensuring efficient data handling in demanding environments.

DP83867ERGZ-S-EVM FAQ

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6. What is the process for return or replacement of DP83867ERGZ-S-EVM?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DP83867ERGZ-S-EVM we delivered, we will accept the replacement or return of the DP83867ERGZ-S-EVM only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DP83867ERGZ-S-EVM.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations