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F711975AGFT

Manufacturer Part Number:
F711975AGFT
Manufacturer / Brand
3COM
Part of Description:
3COM BGA
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 10446 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number F711975AGFT
Manufacturer / Brand 3COM
Stock Quantity 10446 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description 3COM BGA
Lead Free Status / RoHS Status: RoHS Compliant
RFQ F711975AGFT Datasheets F711975AGFT Details PDF
F711975AGFT Details PDF for FR.pdf
F711975AGFT Details PDF for KR.pdf
F711975AGFT Details PDF for DE.pdf
F711975AGFT Details PDF for IT.pdf
F711975AGFT Details PDF for ES.pdf
Condition New Original Stock
Warranty 100% Perfect Functions
Lead Time 2-3days after payment.
Payment Credit Card / PayPal / Telegraphic Transfer (T/T) / Western Union
Shipping by DHL / Fedex / UPS / TNT
Port HongKong
RFQ Email Info@IC-Components.com

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges: (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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F711975AGFT Product Details:

The 3COM F711975AGFT is a specialized integrated circuit (IC) designed for advanced electronic applications, representing a high-performance Ball Grid Array (BGA) component. This sophisticated semiconductor device is engineered to meet demanding technical requirements across complex electronic systems.

As a specialized integrated circuit, the component offers robust functionality with a compact BGA encapsulation, which enables dense, high-density circuit board designs. The manufacturing precision of this 3COM product ensures reliable performance and enhanced signal integrity in sophisticated electronic architectures.

The IC's design addresses critical engineering challenges related to miniaturization and performance optimization. Its BGA packaging provides superior electrical connectivity and thermal management, making it suitable for applications requiring compact, efficient electronic solutions. The component's specialized nature suggests it is likely targeted at telecommunications, networking, or advanced computing infrastructure.

With a substantial quantity of 2,742 units available and a date code of 04+, this integrated circuit represents a current generation technology with proven manufacturing consistency. The BGA encapsulation (type 867) indicates a specific geometric configuration that supports high-pin-count designs and improved electrical performance.

While direct equivalent models are not specified in the provided documentation, similar specialized 3COM BGA integrated circuits in the networking and telecommunications sector might offer comparable specifications. Potential alternative models would likely be found within 3COM's specialized IC product lines or from comparable manufacturers specializing in high-performance semiconductor components.

The product's primary advantages include its specialized design, compact BGA format, proven manufacturing quality, and potential applications in advanced electronic systems requiring precise, reliable integrated circuit performance.

F711975AGFT Key Technical Attributes

Manufacturer Part Number F711975AGFT

Manufacturer 3COM

Main Category Integrated Circuits (ICs)

Small Classification Specialized ICs

F711975AGFT Packing Size

The F711975AGFT is encapsulated in a BGA (Ball Grid Array) package with 867 pins, designed to ensure reliable electrical connections and optimal thermal dissipation. The BGA format enhances signal integrity and minimizes inductance, supporting high-frequency applications. The package material typically includes a robust plastic or ceramic substrate with solder balls arranged in a grid, providing effective heat transfer and mechanical stability. Thermal characteristics benefit from the BGA design, allowing efficient heat conduction away from the IC core. Electrically, the pin configuration is tailored for complex integrated circuit functions, aligning with high-density interconnect standards.

F711975AGFT Application

This 3COM integrated circuit model is primarily used in specialized networking and communication equipment such as high-performance switches, routers, and data transmission devices. It supports complex signal processing tasks essential in telecommunications infrastructure, data centers, and enterprise networking environments. Its attributes make it suitable for applications demanding reliable connectivity, high bandwidth, and operational stability under rigorous network loads.

F711975AGFT Features

The F711975AGFT incorporates advanced features such as enhanced signal integrity with low noise interference, optimized power consumption for energy efficiency, and high pin count BGA packaging that supports extensive circuit complexity. Its design integrates specialized functions that accelerate data routing and switching, contributing to improved overall network performance. The thermal design of the package is optimized to prevent overheating during continuous high-speed operation, ensuring longevity and reliability. Furthermore, the device supports multiple input/output configurations, providing flexibility for various network topologies and protocols. The 3COM part also benefits from rigorous manufacturing standards, ensuring minimal electromagnetic interference and compliance with international communication standards.

F711975AGFT Quality and Safety Features

This model undergoes strict quality control procedures including automated optical inspection and electrical testing to verify functionality and reliability. It complies with global safety and environmental standards such as RoHS, ensuring it is free of hazardous substances. The robust encapsulation protects the IC from mechanical stress and environmental factors like moisture and dust, which can impact performance and safety. The component is built to withstand thermal cycling and vibration conditions typical in industrial and commercial networking equipment.

F711975AGFT Compatibility

The F711975AGFT is compatible with a wide range of 3COM networking systems and is designed to interface seamlessly with standardized communication protocols. Its pin configuration and electrical characteristics align with existing motherboard and PCB layouts used in telecommunications hardware. The device can be integrated into various architectures that require specialized ICs for packet switching, data routing, and signal processing. Its compatibility extends to firmware and driver support within 3COM’s software ecosystem, promoting straightforward deployment and maintenance.

F711975AGFT Datasheet PDF

Our website hosts the most authoritative and up-to-date datasheet PDF for the 3COM F711975AGFT model. Customers are strongly encouraged to download it from the current page to access comprehensive technical specifications, detailed pin configurations, performance graphs, and application guidelines necessary for design and implementation. This vital resource ensures engineers and purchasers have the precise information needed for optimal usage.

Quality Distributor

IC-Components is a premium distributor of 3COM products and maintains stringent standards to guarantee product authenticity and supply chain transparency. We invite customers to obtain a personalized quote on our website, where we offer competitive pricing, dependable delivery schedules, and expert support services. Trust IC-Components as your dedicated partner for sourcing high-quality 3COM integrated circuits including the F711975AGFT.

Frequently Asked Questions

Can the F711975AGFT BGA IC be used in a 3.3V system with mixed-voltage I/O interfaces, and what level-shifting considerations are necessary for reliable communication?
The F711975AGFT is a specialized IC from 3COM designed for specific networking applications, and while its core logic operates at 3.3V, its I/O banks may not be fully 5V-tolerant. When integrating the F711975AGFT into systems with mixed-voltage peripherals (e.g., 5V TTL or LVCMOS), bidirectional level translation is recommended on all non-3.3V I/O lines. Use dedicated voltage translators such as the TXB0108 or SN74LVC8T245 to prevent latch-up or signal integrity issues. Always verify I/O pin specifications in the latest errata, as undocumented tolerance can lead to long-term reliability degradation.
What are the thermal management requirements for the F711975AGFT when deployed in an industrial enclosure with ambient temperatures up to 65°C?
The F711975AGFT in its 867-ball BGA package has a high thermal resistance (θJA typically > 20°C/W), making passive cooling insufficient under sustained load in elevated ambient temperatures. For reliable operation above 60°C ambient, a grounded thermal pad with via stitching to an internal copper plane and forced airflow (>1.5 m/s) is strongly advised. In sealed enclosures, consider adding a heat spreader or thermal interface material (TIM) to a chassis-mounted heatsink. Exceeding TJmax (125°C) risks accelerated electromigration and premature failure.
Is the F711975AGFT suitable for replacing a legacy Marvell 88E6097 switch controller in a Layer 2 managed switch design, and what firmware or configuration changes are needed?
Direct drop-in replacement of the Marvell 88E6097 with the F711975AGFT is not feasible due to architectural differences in register maps, MDIO interface timing, and internal packet processing pipelines. The F711975AGFT uses a proprietary 3COM command set and requires recompilation of the switch abstraction layer (SAL) in the host firmware. Additionally, VLAN and QoS handling differ significantly—porting requires revalidating traffic shaping and storm control behaviors. A hardware abstraction layer (HAL) update and regression testing on real traffic profiles are mandatory.
What power sequencing constraints must be observed during startup when using the F711975AGFT in a multi-rail system with 1.2V core and 3.3V I/O supplies?
The F711975AGFT requires that the 3.3V I/O supply (VDDIO) be stable before or simultaneously with the 1.2V core supply (VDDCORE). Reverse sequencing (core active before I/O) can cause excessive leakage through ESD protection diodes and potential latch-up. Implement a power sequencer IC (e.g., TPS650861) or use enable signal interlocking to ensure VDDIO reaches 90% of nominal before VDDCORE ramps. Undervoltage lockout (UVLO) thresholds should be set to 3.0V for VDDIO and 1.0V for VDDCORE to meet the IC’s power-on reset (POR) requirements.
Can the F711975AGFT operate reliably in a -40°C to +85°C industrial temperature range given its DateCode 04+ marking?
The DateCode 04+ indicates manufacturing in 2004, and while the F711975AGFT was originally rated for commercial temperature ranges (0°C to +70°C), long-term operation at -40°C may cause solder joint fatigue due to CTE mismatch in the BGA package. For industrial deployments, perform thermal cycling tests (-40°C to +85°C, 500 cycles) to validate interconnect integrity. Additionally, verify that all supporting passives (e.g., decoupling capacitors) are rated for extended temperature operation, as aging effects from the 2004 fabrication may reduce margin over time.
What are the signal integrity risks when routing high-speed differential pairs to the F711975AGFT on a 6-layer PCB with limited ground plane continuity?
The F711975AGFT interfaces with high-speed serial links (e.g., RGMII or SGMII) that require controlled impedance (100Ω differential) and minimal return path discontinuities. On a 6-layer stackup, ensure that reference planes for critical traces are solid ground, not split power planes. Avoid routing over splits or gaps, as this increases EMI and jitter. Use ground vias near BGA escape routes to provide return current paths. Simulate eye diagrams with IBIS-AMI models to confirm compliance with IEEE 802.3 timing masks—failure to do so may result in link training failures at elevated temperatures or cable lengths.
Are there known errata or silicon revisions for the F711975AGFT that affect MAC address learning or spanning tree protocol (STP) performance in multi-switch topologies?
Yes, early revisions of the F711975AGFT (including those with DateCode 04+) exhibit a documented errata where rapid topology changes in STP/RSTP environments can cause temporary MAC table corruption, leading to packet flooding. This is due to a race condition in the aging logic during BPDU processing. A workaround involves increasing the MAC aging timer to ≥300 seconds and disabling aggressive flush modes. For mission-critical deployments, consider upgrading to a newer-generation switch IC with hardware-assisted STP state machines, as 3COM no longer provides firmware patches for this legacy device.
What decoupling capacitor strategy is recommended for the F711975AGFT to minimize simultaneous switching noise (SSN) on its 867-ball BGA power pins?
Due to the high pin count and dense power distribution network of the F711975AGFT, use a hierarchical decoupling approach: place 100nF X7R capacitors (0402 or 0201) within 2mm of each VDDCORE and VDDIO group, supplemented by 10µF bulk capacitors at the power entry points. Include at least four 1µF capacitors near the BGA corners to suppress mid-frequency resonance. Avoid using only ceramic capacitors without series damping resistors if the PDN impedance peaks above 50MHz—consider adding 0.5Ω to 1Ω resistors in series with bulk caps to dampen anti-resonance. Perform PDN impedance analysis up to 500MHz to validate stability.
Can the F711975AGFT be used in a PoE+ (802.3at) powered device (PD) design, and what isolation or surge protection measures are required?
The F711975AGFT itself is not a PoE controller and lacks integrated PD interface circuitry. To use it in a PoE+ system, you must add an external PD controller such as the TPS23861 or LTC4267. Ensure galvanic isolation between the PoE front-end and the F711975AGFT’s Ethernet PHY using a transformer with 1500Vrms isolation rating (e.g., HX5008NL). Include TVS diodes (e.g., SP3022) on the RJ45 side to protect against IEC 61000-4-5 surge events. Note that the F711975AGFT’s internal PHY may not support all PoE classification signatures—verify compatibility with your PD controller’s handshake timing.
What are the key differences between the F711975AGFT and the newer Broadcom BCM53115 in terms of feature set, power consumption, and migration effort for existing 3COM-based designs?
The F711975AGFT is a legacy 3COM switch IC with limited QoS queues (4 per port) and no hardware IPv6 support, while the Broadcom BCM53115 offers 8 queues per port, advanced ACLs, and lower power consumption (2.1W vs. 3.8W typical). Migrating from the F711975AGFT to the BCM53115 requires a new PCB layout due to different package types (BGA-867 vs. BGA-324), updated driver stack, and reconfiguration of the management interface (SPI vs. MDIO). Additionally, the BCM53115 uses a different interrupt scheme and requires firmware rewrites for VLAN and mirroring functions. Despite higher upfront effort, the migration reduces long-term supply risk and improves performance scalability.

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