What is the Additional Feature ?

Name: BCM5389KFBG
Brand: Broadcom Limited
SKU: BCM5389KFBG
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Broadcom Limited BCM5389KFBG

Part No.:: BCM5389KFBG

Manufacturer:: Broadcom Limited

Package:: -

Datasheet:: BCM5389KFBG.pdf

Description:: IC ETHERNET SWITCH SPI 256BGA

In Stock:: 3187

Quantity:: Add To Cart

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BCM5389KFBG Specifications

Package/Case:
-
Packaging:
Tray
Series:
-
ProductStatus:
Obsolete
Protocol:
Ethernet
Function:
Switch
Interface:
SPI
Standards:
-
Voltage-Supply:
1.2V ~ 1.26V
Current-Supply:
-
OperatingTemperature:
-

BCM5389KFBG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BCM5389KFBG 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 BCM5389KFBG 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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BCM5389KFBG information

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BCM5389KFBG Typical application Circuitry

The BCM5389KFBG is an Ethernet switch chip developed by Broadcom, designed to facilitate efficient network communication within both consumer and commercial networking devices. This chip is well-suited for use in small office/home office (SOHO) routers, network switches, and access points due to its integrated features that support multiple Ethernet ports and provide robust data handling capabilities.

Key Features and Specifications:

- Port Configuration: Supports up to eight Fast Ethernet ports, enabling multiple devices to connect and communicate within a network.

- Switching Capacity: Offers high-speed packet switching to efficiently manage network traffic across all ports.

- Quality of Service (QoS): Includes advanced QoS features to prioritize network traffic, improving the performance of critical network applications.

-Low Power Consumption: Made with the intention of using as little power as possible, which is especially useful for always-on devices.

- Integrated PHYs: Comes with integrated physical layer transceivers (PHYs) for each port, simplifying the design and reducing external component requirements.

Application Scenario: SOHO Network Switch

In this scenario, the BCM5389KFBG is employed to develop a SOHO network switch that connects various network devices such as computers, printers, and storage devices within a small office or home office environment.

Circuit Design Methodology:

1. Power Supply Connection (VDD, GND):

- VDD: Connect the VDD pins to a stable 3.3V power supply. Implement bypass capacitors, typically 0.1 µF and 10 µF, near the power pins to filter out noise and stabilize the power supply.

- GND: To reduce noise and improve device performance, all ground pins ought to be linked to the system's ground plane.

2. Ethernet Port Connections (TX, RX, LED Outputs):

- TX/RX Pins: Connect the transmit (TX) and receive (RX) lines directly to the RJ-45 connectors through magnetics. This setup is essential for maintaining signal integrity and proper electrical isolation.

- LED Outputs: Configure LEDs through GPIO pins to provide visual feedback on the status of each port (link activity, collision, and speed).

3. Configuration and Management (MDIO, MDC):

- MDIO (Management Data Input/Output) and MDC (Management Data Clock): These pins should be connected to a microcontroller for configuration and management of the switch. This allows for adjustments to settings such as port speed and QoS priorities.

4. Additional Control Features (Reset, Interrupts):

- Reset Pin: A dedicated reset pin should be accessible to ensure that the device can be easily reset without power cycling.

- Interrupts: Utilize interrupt pins to alert the controlling CPU of events such as link changes or possible network errors.

5. Cooling and Mechanical Design:

- Cooling: Although the BCM5389KFBG is designed for low power consumption, adequate cooling should be ensured, especially when the switch is enclosed in a compact area with limited airflow.

Design Considerations:

- PCB Layout: Ensure a well-organized PCB layout that minimizes cross-talk between high-speed traces and optimizes the physical arrangement of ports for easy cable management.

- Signal Integrity: Pay careful attention to the routing of Ethernet signals, using impedance-controlled PCB traces and proper termination to preserve signal quality.

- Power Integrity: Design a robust power distribution network to handle peak power demands of the switch, ensuring stable operation under varying load conditions.

- Electromagnetic Compatibility (EMC): Incorporate EMC best practices in the design, such as shielding and grounding, to mitigate interference issues.

- Reliability Testing: Extensively test the switch under various operational conditions to verify its reliability and performance, especially focusing on long-term stability and data throughput.

By implementing the BCM5389KFBG in a SOHO network switch, designers can achieve a compact, efficient, and reliable network management solution that supports a wide range of devices and meets the networking needs of small offices or home offices effectively.

BCM5389KFBG FAQ

1. How to order BCM5389KFBG on icwhale.com?

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3. Are the BCM5389KFBG price and inventory displayed accurate?

The price and inventory of BCM5389KFBG fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

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5. How is the shipping arranged?

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Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of BCM5389KFBG?

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 BCM5389KFBG we delivered, we will accept the replacement or return of the BCM5389KFBG 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 BCM5389KFBG.

(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