BCM5665KPB - 48FE+4FE HiGig Switch | Broadcom
部品番号: BCM5665KPB ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
BCM5665KPB 概要
A switch ASIC is an integrated circuit that moves Ethernet frames between ports using dedicated switching resources and integrated packet-processing functions. In the semiconductor hierarchy, this device is a network switch, interface IC, Ethernet switching ASIC, and specialized semiconductor. Unlike a general-purpose processor, its primary role is high-throughput frame transfer and network-traffic handling rather than software execution. The BCM5665 series is relevant to telecom access, aggregation, and carrier Ethernet equipment, subject to the exact Broadcom product documentation.
The verified listing provides one concrete functional description: 48FE+4FE HiGig switching. This notation indicates 48 Fast Ethernet ports and four additional Fast Ethernet ports. However, the source does not define whether those four ports are copper, fiber, integrated PHY, or otherwise exposed through a specific interface. No supported switching fabric rate, packet rate, MAC address size, memory interface, process voltage, operating temperature, or power consumption is present in the supplied material.
A typical telecom implementation would place this switch ASIC on a line card or aggregation platform, connect front-panel Fast Ethernet interfaces to access traffic, and route frames internally between line cards or uplink ports. Such a design requires the manufacturer pinout, recommended reference design, power rails, clocking, reset requirements, SerDes or PHY documentation, thermal data, and PCB constraints. Those details must be obtained before schematic capture or layout begins.
The principal design consideration is procurement risk. This appears to be a legacy Broadcom networking device introduced around 2001 according to the supplied GlobalSpec result, and search results describe supply as limited. Buyers should authenticate source, inspect date codes, request traceability, and obtain manufacturer lifecycle notices rather than assuming new-production availability. Counterfeit screening is especially important for obsolete or legacy telecom semiconductors.
This page consolidates verified distributor identity, port-family information, sourcing links, and explicit engineering-data gaps. It intentionally avoids inventing clock rates, package dimensions, electrical limits, pin names, or replacement parts because the supplied evidence does not establish those values. Before purchase or design-in, request the exact Broadcom datasheet, package drawing, revision history, and written lifecycle status directly from Broadcom or an authorized source.
ドロップイン代替品: BCM5665KPB — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
クイック比較ツール — 並列比較する代替部品を選択:
この製品に利用可能なドロップイン代替品はありません。
代替品をリクエストBCM5665KPB 最大定格＆電気的特性
| Manufacturer | Broadcom |
| Product Type | StrataXGS integrated multilayer switch |
| Device Family | BCM5665 |
| Fast Ethernet Interfaces | 52 |
| 48FE+4FE Port Configuration | 48 Fast Ethernet plus 4 additional Fast Ethernet interfaces |
| Switching Architecture | Integrated multilayer switch |
| Switching Technology | HiGig switching |
| Product Category | Telecom interface IC |
| Introduction Date | April 29, 2001 |
| ECCN | 5A991.c.10.a |
BCM5665KPB standard ピン配置ガイド
BCM5665KPB (standard パッケージ) のピン配置。 このアナログコンポーネントは、入力、出力、および電源ピンを備えています。オフセットナル、補償、イネーブルピンの設定については、メーカーのデータシートを参照してください。信号調整やアンプ回路に最適です。
詳細なピン配置データはありません: BCM5665KPB.
詳細は データシート をご参照ください。
主な用途
BCM5665KPB の用途: 6 件s: Legacy Telecom Access Line Cards, Carrier Ethernet Aggregation, Legacy Network Interface Equipment, Industrial Ethernet Backplane Systems, Network Equipment Repair and Longevity, Legacy Packet-Switching Platforms.
Legacy Telecom Access Line Cards
BCM5665KPB fits consideration for a legacy telecom line card requiring the verified 48FE plus 4FE HiGig switch configuration. The integrated multilayer-switch role can consolidate many Fast Ethernet-facing ports into one Broadcom-specific switching ASIC while preserving an existing StrataXGS software and board architecture. However, the supplied data does not identify the media PHY, physical interface voltage, switch capacity, thermal rating, or environmental qualification. Engineers must therefore validate those items against the complete Broadcom ordering documentation before schematic release. The largest benefit is avoiding a platform redesign when the legacy board already depends on BCM5665 behavior; the main risk is limited lifecycle transparency and sourcing an old high-integration semiconductor without adequate traceability.
おすすめ
Carrier Ethernet Aggregation
The BCM5665KPB can be evaluated for legacy carrier Ethernet aggregation where many Fast Ethernet service ports must feed higher-level switching resources. Its verified 48FE+4FE organization is attractive for concentrating access traffic inside a line card, but it does not establish whether the device supports the required HiGig line rate, MAC service features, ring protection, QoS, or management software. Design work must compare the exact Broadcom feature set and board constraints with modern switch silicon. BCM5665KPB is most defensible in an already qualified architecture rather than a fresh platform. Procurement teams should secure written lifecycle status, traceable inventory, and firmware support because the listed introduction date is 2001 and the search evidence indicates limited supply.
おすすめ
Legacy Network Interface Equipment
BCM5665KPB is relevant to repair and continuation platforms that retain a Broadcom StrataXGS switching subsystem with 52 Fast Ethernet-facing interfaces. In an equipment-repair context, using the known part family can avoid changes to board layout, host interfaces, and control firmware, provided the exact ordering code is qualified. The supplied evidence contains no pinout, package, power rails, or clock requirements, so technicians must not improvise substitutions. Inspection should include visual condition, solderability, traceability, date-code review, and electrical comparison against a known-good unit. This application offers a strong continuity advantage for unsupported equipment but carries elevated counterfeit and obsolescence risk because the component is old and current lifecycle status is not confirmed.
おすすめ
Industrial Ethernet Backplane Systems
BCM5665KPB may be evaluated for a legacy industrial Ethernet backplane that uses a Broadcom-specific frame-transfer engine and a large Fast Ethernet port complement. The verified HiGig description suggests it belongs in a switching fabric rather than an endpoint controller, making it more relevant to line-card or backplane aggregation than to a single embedded product. Industrial adoption requires documented EMC immunity, emissions, temperature, shock, vibration, and long-life supply characteristics; none are present in the supplied sources. The existing board must also prove package, signal integrity, clocking, thermal, and firmware compatibility. For new equipment, a documented current switch may be preferable, while BCM5665KPB is justified mainly when software and hardware continuity outweigh lifecycle and sourcing concerns.
おすすめ
Network Equipment Repair and Longevity
BCM5665KPB is a plausible procurement target for maintaining or repairing legacy network equipment whose original bill of materials identifies this exact switching IC. The 48FE plus 4FE topology and StrataXGS family name provide useful screening criteria, but an MPN match alone does not guarantee authenticity or electrical equivalence. Buyers should request original manufacturer packaging, lot traceability, date code, inspection records, and a return process for tested parts. Repair teams should compare the replacement against the known-good device using power-up, clock, reset, port-activity, thermal, and traffic tests. This approach can extend equipment service life and avoid a full board redesign, although undocumented lifecycle status means long-term availability and counterfeit screening are major constraints.
おすすめ
Legacy Packet-Switching Platforms
BCM5665KPB can support continuity work on a legacy packet-switching platform when software, board files, and qualification evidence already depend on the BCM5665 device. Its verified StrataXGS integrated multilayer-switch classification and 48FE+4FE HiGig interface organization make it suitable for examination as the central switching component, but not enough evidence exists to size ports, latency, buffer capacity, or clock requirements. Engineers must recover the original hardware design package, firmware release, thermal record, and manufacturing test procedure. The advantage is a known behavioral fit within an existing platform; the trade-off is dependence on a mature component whose supply, package, electrical limits, and long-term vendor support cannot be established from the supplied search snippets.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: BCM5665KPB — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 |
|---|---|
| Manufacturer | Broadcom |
| Device Family | BCM5665 |
| Product Type | StrataXGS integrated multilayer switch |
| Fast Ethernet Interfaces | 48FE + 4FE |
| Switching Technology | HiGig switching |
| Introduction Date | April 29, 2001 |
| ECCN | 5A991.c.10.a |
設計ノート
Do not design from distributor snippets alone. The supplied evidence confirms the BCM5665KPB identity and 48FE+4FE HiGig role but omits the exact Broadcom pinout, package, clocking, rails, reset behavior, interface media, and timing limits. Retrieve the manufacturer ordering table and package drawing, then map every power, ground, clock, reset, management, and switching signal. Treat the KPB suffix as an ordering suffix, not proof of mechanical interchangeability.
Power budgeting cannot be completed because BCM5665KPB supply voltages and current consumption are not supplied. Before schematic capture, obtain the complete electrical table, tolerance rules, sequencing requirements, and recommended decoupling from Broadcom. Estimate worst-case dissipation only after all rail voltages and currents are known; include startup, traffic, thermal, and adjacent-rail limits rather than using a nominal no-load figure.
Recover the original reference layout or a manufacturer reference design before routing this legacy high-integration switch. The verified data does not define the package, ball grid, trace lengths, reference planes, clock topology, or differential-pair requirements. Do not infer Ethernet, HiGig, management, or power interfaces solely from the 52-port description. Validate escape routing, plane breaks, reference-plane return paths, and thermal spreading against the exact package revision.
Procurement risk is unusually important for this part because GlobalSpec lists an April 29, 2001 introduction date and limited supply status, while no current Broadcom lifecycle statement is present. Require authorized-channel traceability, lot and date-code records, packaging photographs, electrical test evidence, and counterfeit inspection. Do not infer active production from distributor search results or from a reseller’s in-stock statement.
コンプライアンス情報
The supplied search results do not state RoHS, REACH, lead-free, halogen-free, or conflict-minerals compliance. GlobalSpec supplies ECCN 5A991.c.10.a, which is export-control classification information rather than environmental compliance. AEC-Q100 is not applicable based on the supplied telecom-interface classification, but no formal qualification evidence is provided.
