VSC8224XHG - 4-Port Gigabit Ethernet PHY | Microchip Technology
MPN: VSC8224XHG ✓ AktifVSC8224XHG Ringkasan
An Ethernet PHY is a physical-layer interface IC that converts digital MAC data into electrical signaling for a network medium and converts received signaling back into digital data. The VSC8224 belongs to the Ethernet interface IC hierarchy, where each integrated transceiver supports a physical port while coordinating with an external or embedded media-access controller through RGMII or RTBI-compatible interfaces.
The principal feature of VSC8224XHG is port density: four independent triple-speed Ethernet transceivers are integrated into one device. Each port supports 10 Mbps, 100 Mbps, and 1 Gbps operation. Four 1000BASE-X-compatible SerDes channels provide an additional high-speed physical interface, while automatic or user-programmable RGMII timing compensation helps accommodate MAC-to-PHY timing differences. On-chip series termination resistors also reduce the need for external receive-side termination components.
The thermally enhanced 260-pin PBGA package is intended for high-port-density equipment where four separate physical-layer devices would consume excessive board area. Its four copper PHYs suit switching and routing platforms, while the 1000BASE-X-compatible SerDes channels can support fiber-oriented links when paired with appropriate optical and physical-layer circuitry. The integrated architecture reduces component count and simplifies multiport routing-board layouts.
Typical applications include four-port Gigabit Ethernet switches, routers, network interface cards, industrial Ethernet equipment, and communications infrastructure. Design teams must preserve the manufacturer's recommended high-speed layout, provide suitable power and ground distribution, and keep Ethernet magnetics and signal-routing paths compact. Because the package exposes 260 balls, careful thermal management and via-array layout are essential.
This page consolidates verified distributor pricing, package information, functional application guidance, and cross-reference findings that are not presented together in a typical distributor listing. It also distinguishes the confirmed VSC8224XHG orderable variant from related VSC8224 documentation and avoids asserting unverified pin-level substitutions.
Pilihan pengganti yang segera untuk VSC8224XHG — sama paket, pin-pin kompatibel. Bahagian paket yang berbeza memerlukan kerja ulang PCB diasingkan.
VSC8224HG
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VSC8224XHG Spesifikasi
| Product Type | Quad-port Gigabit Ethernet transceiver IC |
| Ethernet Port Count | 4 ports |
| Supported Copper Ethernet Speeds | 10 Mbps, 100 Mbps, and 1 Gbps |
| Supported Copper Standards | 10BASE-T, 100BASE-TX, and 1000BASE-T |
| SerDes Channel Count | 4 channels |
| SerDes Compatibility | 1000BASE-X compatible |
| Tegangan Pemberi Arus | 3.3 V |
| MAC Interface | RGMII and RTBI-compliant |
| RGMII Timing Compensation | Automatic or user-programmable |
| On-Chip Termination | RGMII and RTBI series termination resistors |
| Kemasan | 260-pin plastic ball grid array |
| Package Type | Thermally enhanced 260-pin PBGA |
| Package Dimensions | 19 mm package |
| Power Consumption Claim | 30% lower than the next-best competitor in 1000BASE-T mode |
| Target Applications | Multiport switches, routers, and network interface cards |
Panduan Konfigurasi Pin VSC8224XHG 19 mm package
Konfigurasi pin untuk VSC8224XHG (19 mm package pakai). Penomeran pin, fungsi, dan garis bentuk koneksi ditakrifkan dalam dokumen pengeluar. Rujuk dokumen untuk kebentuk dan pedoman pengasman.
Tiada data garisan pin yang diperoleh untuk VSC8224XHG.
Rujuk kepada lembaran data untuk konfigurasi pin penuh.
Aplikasi Biasa
VSC8224XHG patut untuk 6 aplikasis: Four-Port Gigabit Ethernet Switch, Enterprise Network Router, Multiport Network Interface Card, Industrial Ethernet Gateway, Communications Chassis Line Card, Fiber-Oriented Network Uplink.
Four-Port Gigabit Ethernet Switch
The VSC8224XHG fits a four-port Gigabit Ethernet switch because it integrates four independent 10BASE-T, 100BASE-TX, and 1000BASE-T PHYs in one 19 mm, 260-pin PBGA. This gives the switching silicon four complete copper-facing physical layers without requiring four separate multi-port PHY packages. Its four 1000BASE-X-compatible SerDes channels can also support high-speed links between switching blades or line cards when the system architecture requires them. The principal engineering benefit is board-area reduction, while the main trade-off is the complexity of routing a 260-ball BGA and maintaining signal integrity across high-speed RGMII, RTBI, SerDes, and Ethernet channels.
Enterprise Network Router
The VSC8224XHG is suitable for enterprise router line cards that need four independently adaptable Ethernet ports. Each integrated PHY supports 10BASE-T, 100BASE-TX, and 1000BASE-T, allowing one physical design to cover access, aggregation, and management links. The RGMII or RTBI-compliant MAC interface and automatic or user-programmable timing compensation simplify synchronization with the routing ASIC, while integrated series termination reduces external resistor count. Designers must still validate MAC timing, magnetics, impedance, thermal performance, and return-loss requirements across all supported copper rates before production release.
Multiport Network Interface Card
A multiport network interface card can use the VSC8224XHG to provide four physical Ethernet connections from a single transceiver IC. This is particularly useful where the card must support 10 Mbps, 100 Mbps, and 1 Gbps links while avoiding the area and power burden of four separate PHY devices. The four 1000BASE-X-compatible SerDes channels provide additional physical-layer flexibility for backplane or optical-adapter architectures, although the exact external optical interface is not specified by the supplied results. Layout must keep Ethernet pairs controlled and isolate noisy digital and switching circuitry from sensitive analog receive paths.
Industrial Ethernet Gateway
The VSC8224XHG can serve as the copper-Ethernet front end of an industrial gateway that bridges legacy serial or fieldbus equipment to an Ethernet backbone. Four independent triple-speed PHYs allow one device to connect machines, controllers, sensors, and supervisory systems with automatic speed compatibility. Its integrated RGMII and RTBI termination can reduce component count on a dense control board, while the thermally enhanced PBGA helps consolidate networking functionality. The specific VSC8224XHG temperature grade was not stated in the supplied results, so industrial temperature suitability must be confirmed against the ordered part's datasheet specifications before deployment.
Communications Chassis Line Card
The VSC8224XHG is appropriate for a communications chassis line card requiring a dense mixture of copper ports and high-speed backplane connectivity. Four triple-speed Ethernet PHYs handle external 10BASE-T, 100BASE-TX, or 1000BASE-T links, and the four 1000BASE-X-compatible SerDes channels can carry data between chassis modules. This division between line-side and fabric-side connectivity allows a designer to build multiport switching and routing equipment around one highly integrated transceiver. Practical implementation requires a complete Microchip reference design review, careful BGA escape routing, power-plane segmentation, and thermal analysis for the 19 mm package.
Fiber-Oriented Network Uplink
The VSC8224XHG's four 1000BASE-X-compatible SerDes channels can support fiber-oriented uplinks in equipment that also requires copper Ethernet access. A system can use the integrated PHYs for local 10/100/1000BASE-T links while reserving the SerDes interfaces for compatible high-speed channels. Because the supplied data does not identify a specific integrated optical module or guaranteed optical-media PHY mode, engineers must treat the SerDes channels as a physical interface requiring external optical circuitry and protocol-aware validation. The same 260-ball package supports a dense uplink design without adding separate SerDes devices.
Data referensi kejuruteraan untuk VSC8224XHG — perbandingan, panduan rancangan, dan maklumat kesediaan
Panduan Pilihan
Perbandingan dengan Gantian
| Parametr | Produk Ini | VSC8224HG |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Package | 260-pin thermally enhanced PBGA, 19 mm | 260-pin HSBGA |
| Ethernet Port Count | 4 ports | 4 channels |
| Supported Copper Speeds | 10 Mbps, 100 Mbps, and 1 Gbps | 10 Mbps, 100 Mbps, and 1 Gbps |
| Copper Ethernet Modes | 10BASE-T, 100BASE-TX, and 1000BASE-T | 10BASE-T, 100BASE-TX, and 1000BASE-T |
| Supply Voltage | 3.3 V | 3.3 V |
| Primary Function | Quad-port Gigabit Ethernet transceiver | Quad-port Gigabit Ethernet transceiver |
Penyeberangsung Jelas
- Four copper PHYs and four SerDes channels in one package (vsVSC8224HG)
- Integrated high-speed termination (vsVSC8224HG)
- Programmable MAC timing accommodation (vsVSC8224HG)
- High port density in a 19 mm package (vsVSC8224HG)
Catatan Desain
Use the manufacturer's VSC8224 reference layout as the basis for the 260-ball PBGA footprint, including ball escapes, high-speed layer transitions, and via arrays. The four copper PHYs, four SerDes channels, RGMII, and RTBI interfaces must be routed as controlled-impedance signals. Avoid routing Ethernet, MAC timing, and SerDes paths beneath noisy power areas, and preserve the manufacturer's recommended return-path continuity beneath the device.
Partition the 3.3 V supply so that switching or termination currents do not disturb sensitive PHY receive and reference domains. Follow the manufacturer datasheet for recommended supply decoupling, ball assignments, and power-plane geometry. Treat the advertised 30% lower 1000BASE-T power consumption as a family-level efficiency claim, and verify actual board-level dissipation from the selected operating mode rather than assuming equal loading on all four ports.
Exploit the integrated RGMII and RTBI series termination to eliminate external receive termination networks, but still validate source-synchronous timing, impedance, insertion loss, and crosstalk at every MAC connection. Automatic or user-programmable RGMII timing compensation reduces sensitivity to skew but does not eliminate PCB skew, so account for external MAC-to-PHY trace-length mismatch and test the complete assembled board with realistic Ethernet traffic.
The 19 mm package is thermally enhanced, but that construction does not remove the need for a thermal design. Use the manufacturer's exposed-pad, via-array, copper-plane, and airflow recommendations, and estimate dissipation for the actual number of active 1 Gbps ports. Include adjacent magnetics and SerDes circuitry when evaluating enclosure temperature because heat from surrounding components can raise the transceiver's operating temperature and reduce design margin.
Do not treat the generic Ethernet-PHY category as proof of drop-in compatibility. A substitute must match the 260-ball footprint, power rails, RGMII and RTBI timing, SerDes electrical characteristics, termination implementation, magnetics interface, thermal requirements, and lifecycle expectations. Also verify the exact XHG ordering suffix before release because the supplied results identify VSC8224HG as a related variant without providing a complete suffix-comparison matrix.
Maklumat Kesediaan
The supplied manufacturer and distributor results do not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements for this specific orderable suffix. A distributor category label is not sufficient evidence of compliance.
