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BCM5461SA1KPFG
BCM5461SA1KPFG
| Part Number | BCM5461SA1KPFG |
|---|---|
| Manufacturer | Broadcom Inc. |
| Category | Integrated Circuits (ICs) > Interface – Telecom / Ethernet PHY Transceivers |
| Description | Single-port 10/100/1000BASE-T Gigabit Ethernet transceiver featuring integrated copper PHY, advanced digital adaptive equalization, and flexible RGMII/GMII interfaces in a lead-free PBGA-100 package. |
| Stock Status | In Stock |
| Origin | Original Factory |
Product Overview
The BCM5461SA1KPFG is a low-power single-port Gigabit Ethernet copper PHY transceiver from Broadcom Inc. It fully supports 10/100/1000BASE-T over Cat5 twisted pair cables, built with integrated DSP equalizers, echo and crosstalk cancellation to eliminate long-distance signal attenuation. It provides RGMII/GMII MAC interfaces to simplify PCB layout, and comes in lead-free PBGA100 packaging, ideal for mass enterprise switches, routers and industrial embedded communication devices.
Core Advantages
Advanced DSP Engine Architecture
Utilizes proprietary digital signal processing arrays to provide superior noise filtering, robust clock recovery, and automated line echo cancellation, keeping bit error rates down over maximum distance spans.
Flexible Host Interface Integration
Natively supports multiple data routing configurations including RGMII and GMII protocol mappings, reducing trace counts and simplifying board-level routing for space-constrained PCB layouts.
Comprehensive On-Chip Diagnostics
Features integrated Broadcom cable analysis software diagnostics that pinpoint open lines, short circuits, and cable impedance anomalies in real time without external testing equipment.
Low-Power, Thermal-Efficient Engineering
Incorporates specialized power-saving idle states and automated cable-length power scaling algorithms, decreasing static thermal footprints inside fanless or sealed network nodes.
Key Specifications
| Brand | Broadcom Single-Port Gigabit Ethernet PHY Series |
|---|---|
| Manufacturer Part Number | BCM5461SA1KPFG |
| RoHS Status | RoHS Compliant / Lead-Free / Green Eco-Standards Certified |
| EDA/CAD Model | 3D STEP Models, Schematic Symbols, and PCB footprints available upon request |
| Warranty | 1-Year Standard Quality Warranty |
| Package / Case | PBGA-100 |
| Mounting Type | Surface Mount Technology (SMD/SMT Solder Reflow) |
| Surface Marking / Silkscreen | BCM5461SA1KPFG Marking |
| Data Rate Performance | 10/100/1000 Mbps Triple-Speed Auto-Negotiation Support |
| Physical Layer Interface | 10BASE-T, 100BASE-TX, and 1000BASE-T Copper PHY Matrix |
| MAC Side Interface Formats | RGMII, GMII, MII, and TBI (Ten-Bit Interface) Support Modes |
| Line Termination Impedance | 100Ω Differential Twisted Pair Line Adaptation Matching |
| Network MDI Configuration | Integrated Auto-MDIX feature for automated straight-through and crossover cable correction |
| Operating Core Voltage Rails | 3.3V Analog, 2.5V Digital Core, 1.8V I/O Multi-Rail Power Supply |
| Typical Supply Current | 230mA Full Operation, 45mA Low Power Sleep Mode |
| Cable Diagnostic Function | Built-in Cable Fault Detection, Detect Open, Short, Impedance Mismatch |
| DSP Function | Adaptive Equalizer, Echo Cancellation, Near-End Crosstalk Cancellation |
| LED Indicator Pins | Dedicated LED pins for Link, Speed, Activity status display |
| ESD Protection Grade | Industry-standard ESD protection to avoid damage during production & handling |
| Operating Temperature Rating | 0°C to +70°C Commercial / Standard Network Operating Environment Parameters |
Typical Applications
- Enterprise Network Switches, Edge Core Routers, and Distributed Ethernet Access Hubs
- Network Attached Storage (NAS) Systems, Server Motherboards, and Media Server Array Inlets
- Industrial Automation Systems, Programmable Controllers (PLCs), and Smart Communication Gateways
- Broadband Residential Gateways, Fiber-to-the-Home (FTTH) ONUs, and Set-Top Box Ensembles
- Automated Electronic Test Equipment, Laboratory Equipment Network Plugs, and Custom Interface Backplanes
Order & Shipping Info
| Minimum Order Quantity (MOQ) | 1 Piece |
|---|---|
| Shipping Time | Shipped within 1-2 business days |
| Delivery Time | 3-7 working days worldwide |
| Shipping Methods | DHL, UPS, FedEx, EMS |
| Payment Methods | T/T (Bank Transfer), PayPal, Credit Card, Western Union |
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q1: Is your currently available inventory of the BCM5461SA1KPFG 100% original and genuine?
A: Yes, we guarantee that all BCM5461SA1KPFG transceiver ICs in our warehouse are 100% brand-new, factory-original products from Broadcom Inc. Every dispatch lot undergoes precise incoming quality assessments and is packaged in secure factory-specified protective trays to preserve the integrity of the PBGA-100 leads.
Q2: What is the benefit of the integrated Auto-MDIX function on this Ethernet transceiver?
A: The Auto-MDIX function automatically senses the wiring configuration of the attached twisted-pair network cable. If a cross-over link configuration is detected, the BCM5461SA1KPFG internally reassigns its transmit and receive line pairs to compensate. This eliminates the need for specialized patch cables or discrete hardware toggle switches during system installation.
Q3: Does the BCM5461SA1KPFG require external filtering hardware to handle cable crosstalk anomalies?
A: No, it does not require complex external filtering. The chip incorporates a powerful internal digital signal processor (DSP) that integrates advanced adaptive digital equalizers, echo cancellers, and near-end crosstalk (NEXT) cancellers directly on-chip. These blocks continuously monitor and adapt to transmission parameters, allowing reliable data streaming over long cables without external components.
Q4: How can our physical engineering group secure the full schematic layout or request tiered volume quotes?
A: Please complete our Quick Inquiry web form found directly on this product page, noting your target quantities and specific project metrics. Our specialized interface technical support desk will review your submission and reply with full data assets and custom commercial pricing tables within 24 hours.
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