What is the Additional Feature ?

Name: BCM84756CKFSBLG
Brand: Broadcom Limited
SKU: BCM84756CKFSBLG
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 BCM84756CKFSBLG

Part No.:: BCM84756CKFSBLG

Manufacturer:: Broadcom Limited

Package:: -

Datasheet:: BCM84756CKFSBLG.pdf

Description:: TRANSCEIVER

In Stock:: 2778

Quantity:: Add To Cart

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BCM84756CKFSBLG Specifications

Package/Case:
-
Packaging:
Tray
Series:
-
ProductStatus:
Active
Function:
Line Card Access Switch
Interface:
Serial
NumberofCircuits:
4
Voltage-Supply:
-
Current-Supply:
-
Power(Watts):
-
OperatingTemperature:
-
MountingType:
-

BCM84756CKFSBLG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BCM84756CKFSBLG 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 BCM84756CKFSBLG 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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BCM84756CKFSBLG information

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BCM84756CKFSBLG Typical application Circuitry

The BCM84756CKFSBLG is a high-performance quad-channel 10-Gigabit Ethernet physical layer transceiver (PHY) developed by Broadcom. This chip is specifically designed for use in high-density networking equipment such as data center switches, high-end routers, and network interface cards where multiple high-speed Ethernet ports are required.

Key Features and Specifications:

- Quad 10GbE Capability: Supports four independent 10 Gigabit Ethernet ports, allowing high-throughput and reduced port cost in network devices.

- Energy Efficiency: Features low power consumption per port, which is critical in reducing operational costs in data centers.

- Advanced Physical Coding Sublayer (PCS): Includes advanced features for signal processing and error correction to maintain signal integrity over long distances and through electrically noisy environments.

- Support for Multiple Protocols: Compatible with 10GBASE-T, 10GBASE-KR, and 10GBASE-LR, making it versatile for different media types and network standards.

- Integrated Electronic Dispersion Compensation (EDC): Built-in EDC capabilities for optimizing performance over long-distance fiber optics.

Application Scenario: Data Center Network Switch

In this scenario, the BCM84756CKFSBLG is used to design a high-density 10 Gigabit network switch, providing numerous high-speed interfaces for interconnecting servers and infrastructure within a data center.

Circuit Design Methodology:

1. Power Supply Connections (VDD, GND):

- Core and I/O Power (VDD): Provide both 1.0V and 1.8V power supplies to the chip through stable power sources. Use precision regulators and a series of decoupling capacitors (0.1 µF, 1 µF, and 10 µF) at each power pin to ensure clean power delivery.

- Ground (GND): A solid ground plane must be established to minimize noise and ensure stable operation of the high-speed circuits.

2. Ethernet Interfaces (TX, RX, RJ-45/SFP+ Modules):

- Copper Media (RJ-45): Design the layout to include Ethernet transformers and RJ-45 connectors. Ensure proper shielding and grounding to prevent electromagnetic interference.

- Optical Media (SFP+): For optical connections, routes must be provided to SFP+ modules. Maintain impedance-controlled routing for the high-speed differential pairs leading to the modules.

3. Clock Management (Clock Inputs):

- Reference Clocks: Provide stable, low-jitter reference clocks to each channel of the BCM84756CKFSBLG. Carefully design the clock tree to prevent skew and phase noise issues.

4. Configuration and Management Interfaces:

- MDIO Interface: Implement an MDIO interface for device configuration and status monitoring, allowing remote management and diagnostics within the network switch.

5. Thermal and Mechanical Considerations:

- Heat Dissipation: Design heat sinks or use forced-air cooling to manage the heat output from the PHY, especially when operating all four channels at high data rates.

Design Considerations:

- Signal Integrity: Pay special attention to the layout of high-speed signal paths to minimize crosstalk and reflections. Differential pairs should be properly matched in length and impedance.

- Power Integrity: Develop a power distribution network capable of handling high transient loads without inducing instability in the PHY's operation.

- PCB Layout: Use a multi-layer PCB to provide adequate shielding and isolation between high-speed signals and power planes.

- EMC Compliance: Ensure the design meets all relevant EMC regulations to prevent interference with other equipment in the data center.

- Component Sourcing and Testing: Use only high-quality components that meet the reliability standards required for data center operations and conduct thorough testing to ensure the switch performs under all expected conditions.

Using the BCM84756CKFSBLG in a data center network switch application showcases its capability to support multiple high-speed Ethernet connections efficiently and reliably, making it an ideal solution for modern data-intensive environments. This setup highlights the chip's robustness and versatility in handling complex, high-speed networking tasks.

BCM84756CKFSBLG FAQ

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3. Are the BCM84756CKFSBLG price and inventory displayed accurate?

The price and inventory of BCM84756CKFSBLG 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?

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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 BCM84756CKFSBLG?

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 BCM84756CKFSBLG we delivered, we will accept the replacement or return of the BCM84756CKFSBLG 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 BCM84756CKFSBLG.

(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