MPC8540PXAQFC557 - PowerQUICC III MPU 1GHz e500 | NXP
MPN: MPC8540PXAQFC557 ✓ AktifMPC8540PXAQFC557 Genel Bakış
What is an integrated host processor? An integrated host processor (or communications processor) is a system-on-chip that combines a CPU core, memory controller, peripheral controllers, and often packet or security accelerators in a single device. The PowerQUICC family is a lineage of such processors from Freescale/NXP that specifically targets networking and telecom workloads. Within that lineage, the PowerQUICC III generation (MPC85xx) introduces the e500 core, which is built on Power Architecture technology and paired with enhanced system interfaces such as faster DDR memory controllers, RapidIO, and Gigabit Ethernet MACs. This places the MPC8540PXAQFC557 in the taxonomy: PowerQUICC III -> MPC85xx -> integrated host processor -> networking MPU -> embedded processor.
Key features of the MPC8540PXAQFC557 include the PowerPC e500 core at 1.0 GHz, an integrated DDR memory controller, four Gigabit Ethernet MACs (two supporting SGMII), two PCI/PCI-X controllers, a RapidIO interface, and an integrated security engine. The 783-ball FCBGA package provides dense I/O for the high-bandwidth interfaces while maintaining a manageable 29x29 mm footprint suitable for telecom line cards and base stations.
Architecturally, the device combines dual-issue superscalar execution with hardware support for packet processing, making it well suited to routing, switching, and edge appliances. The integrated security block accelerates common cryptographic primitives, offloading the CPU in VPN, firewall, and IPsec gateway applications where packet throughput is critical.
Typical applications include enterprise routers, multiservice switches, wireless base stations, IP-PBX systems, network security appliances, and control plane processors in ATCA/AMC blades. The combination of Gigabit Ethernet, RapidIO, and PCI interfaces allows it to anchor multi-board designs where it acts as the central host.
When designing with this part, ensure proper thermal management for the FCBGA - a heatsink with adequate airflow is mandatory given the multi-watt dissipation. Decoupling must follow Freescale's reference design exactly; the DDR memory controller is sensitive to impedance matching and reference clock quality.
This page synthesizes distributor pricing, drop-in MPC85xx-family alternatives, and practical board-design notes not collected in a single block in the manufacturer manual.
Drop-in alternatifler için MPC8540PXAQFC557 — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller MPC8540PXAQFC557 (aynı form faktörü ve ayağa oturma) — farklı olan Mounting Type, Package, RoHS Status.
MPC8540PXAQFC
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MPC8540CPXAQFC
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MPC8560PXAQFC
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →MPC8555PXAQFC
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MPC8540PXAQI783
✅ Yerleştirme ⚠️ Onaylanmamış Özellikler📋 Katalogda Olmayan Referans Alternatifi
MPC8540PXAQFC557 Maksimum Değerlendirmeler & Elektriksel Özellikler
| Processor Core | PowerPC e500 |
| Processor Series | MPC85xx (PowerQUICC III) |
| Core Count | 1 |
| Veri Bus Genişliği | 32-bit |
| Azami Saat Hızı | 1.0 GHz |
| Core Voltage | 1.3 V |
| Paket | 783-FCBGA (29x29 mm) |
| Montaj Türü | Surface Mount (BGA) |
| RoHS Durumu | Compliant (per distributor listings) |
| Integrated Ethernet MACs | 4x Gigabit Ethernet (2x SGMII supported) |
| PCI/PCI-X Controllers | 2 |
| RapidIO Interface | Yes (per family datasheet) |
| Integrated Security Engine | Yes |
| DDR Memory Controller | Yes (per family datasheet) |
MPC8540PXAQFC557 783-fcbga (29x29 mm) Pin Yapısı Kılavuzu
MPC8540PXAQFC557 (783-fcbga (29x29 mm) paket) için pin yapısı. Bu dijital IC, GPIO, iletişim arayüzleri (UART, SPI, I2C) ve güç pinleri içerir. Alternatif pin işlevleri ve yapılandırma seçenekleri için üretici veri kitapçığını referans alın. Tünel sistem tasarımı ve PCB yerleşimi için temel bir bileşendir.
Ayrıntılı pin çıkış verisi mevcut değil: MPC8540PXAQFC557.
Aşağıdaki veri sayfası tam pin konfigürasyonu için.
Tipik Uygulamalar
MPC8540PXAQFC557 için uygundur 7 uygulamas: Enterprise Router Control Plane, Wireless Base Station (BTS) Controller, IP-PBX and Unified Communications Gateway, Network Security Appliance / VPN Gateway, ATCA / AMC AdvancedTCA Processor Blade, Multiservice SDH/SONET Edge Platform, Industrial Router / IEC 61850 Substation Node.
Enterprise Router Control Plane
The MPC8540PXAQFC557 fits enterprise router control-plane duties because it pairs a 1.0 GHz PowerPC e500 core with four Gigabit Ethernet MACs (two SGMII) and an integrated security engine on a single 783-FCBGA die. Placed as the main CPU on a router main board, it runs the routing-stack control plane (OSPF, BGP, RIP) while offloading cipher suites to its hardware block. Compared with a generic CPU + external switch design, the integrated Ethernet MACs eliminate at least one companion chip and reduce PCB area. Trade-off: the 1.3 V core at 1 GHz produces multi-watt dissipation, so a heatsink + airflow plan is required for chassis-temperature compliance.
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Wireless Base Station (BTS) Controller
The MPC8540PXAQFC557 is suitable for the controller card of a 2G/3G/4G wireless base station, where its PowerPC e500 core handles Layer-2/3 processing, the RapidIO interface ties into DSP arrays, and the two PCI/PCI-X controllers manage transport cards. The integrated security engine terminates IPsec tunnels between the BTS and core network, freeing the CPU for radio-resource management. Power-tree design must allocate separate rails for the 1.3 V core versus 2.5/3.3 V I/O per the Freescale/NXP manual.
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IP-PBX and Unified Communications Gateway
For IP-PBX appliances, the MPC8540PXAQFC557 provides enough computational headroom for VoIP signaling (SIP/H.248), RTP media path termination, and crypto-accelerated VPN tunnels. The four Gigabit Ethernet MACs cleanly segment LAN/WAN/DMZ/management ports without external switching hardware. Use it as the central SoC on a 19-inch appliance PCB; match the FCBGA thermal solution to chassis airflow guidelines in the MPC8540 hardware manual.
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Network Security Appliance / VPN Gateway
Network security appliances demand fast cipher throughput and high I/O bandwidth, both of which the MPC8540PXAQFC557 provides via its integrated security engine and four Gigabit Ethernet MACs. The security block accelerates IPsec/SSL/TLS primitives commonly used in VPN gateways, while the SGMII-capable MACs attach to fiber or copper PHY ports. Compared with a discrete CPU + coprocessor BOM, the integrated architecture reduces component count and power by ~30% in typical SME firewall designs.
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ATCA / AMC AdvancedTCA Processor Blade
The MPC8540PXAQFC557 is a credible payload CPU on an AdvancedTCA or AMC processor blade, where the RapidIO fabric, dual PCI/PCI-X controllers, and four Gigabit Ethernet MACs all map cleanly onto the ATCA backplane. The 1.0 GHz e500 core runs control-plane Linux (VxWorks/PowerPC distributions), while the integrated peripherals connect to switch and DSP payload mezzanines. Note: the FCBGA's 29x29 mm footprint requires careful layout on the AMC board's limited real estate.
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Multiservice SDH/SONET Edge Platform
Telecom edge platforms for Ethernet-over-SDH/SONET multiplexing benefit from the MPC8540PXAQFC557's mix of Gigabit Ethernet MACs, RapidIO fabric, and PCI expansion, which together handle EoS mapping and cross-connect at the network edge. The e500 core at 1.0 GHz runs the OAM/control stack with predictable jitter. Pair it with a Framer/MAC over the SGMII interface to deliver 1G tributary lines into an STM-64/OC-192 uplinks aggregate.
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Industrial Router / IEC 61850 Substation Node
For industrial-routing or substation automation nodes built to IEC 61850, the MPC8540PXAQFC557 family supports industrial-temperature grades (e.g., MPC8540PXAQI783) on the same FCBGA-783 footprint. The e500 core runs routing and GOOSE messaging, the Gigabit MACs connect to station and process buses, and the integrated security engine provides IEC 62351 cryptographic services. This makes the device a single-chip anchor for utility communication servers.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: MPC8540PXAQFC557 — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | MPC8540PXAQFC | MPC8540CPXAQFC | MPC8560PXAQFC | MPC8555PXAQFC | MPC8540PXAQI783 |
|---|---|---|---|---|---|---|
| Package | 783-FCBGA (29x29 mm) | 783-FCBGA (29x29 mm) - same | 783-FCBGA (29x29 mm) - same | 783-FCBGA (29x29 mm) - same | 783-FCBGA (29x29 mm) - same | 783-FCBGA (29x29 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | PowerPC e500 | PowerPC e500 - same | PowerPC e500 - same | PowerPC e500 (higher tier) | PowerPC e500 (lower tier) | PowerPC e500 - same |
| Maximum Frequency | 1.0 GHz | 1.0 GHz | 1.0 GHz | Up to ~1.0 GHz (sibling SKU) | Up to ~1.0 GHz (sibling SKU) | 1.0 GHz |
| Integrated Ethernet MACs | 4x Gigabit (2x SGMII) | 4x Gigabit (2x SGMII) | 4x Gigabit (2x SGMII) | Extended Ethernet mix | Reduced mix | 4x Gigabit (2x SGMII) |
| PCI/PCI-X Controllers | 2 | 2 | 2 | 2 | 1 (reduced) | 2 |
| Integrated Security Engine | Yes | Yes | Yes | Yes | Limited/no | Yes |
Ana Farklılayıcılar
- Full MPC8540 family peripheral set intact (karşılaştırma:MPC8555PXAQFC)
- Industrial-temperature variant available on same footprint (karşılaştırma:MPC8540CPXAQFC)
- Faster sibling available without footprint change (karşılaştırma:MPC8540PXAQFC)
Tasarım Notları
The FCBGA-783 package carries >2 W dissipation at full CPU utilization per the NXP MPC8540 hardware manual. A heatsink with at least 1 m/s airflow is mandatory; thermally couple the heatspreader to a copper-inlay chassis cold plate on ATCA/AMC boards. Estimated: at 1.0 GHz with 1.3 V core and 90% utilization, core power is roughly 3-4 W; budget for 5 W worst-case. Without adequate cooling the part will throttle or trigger thermal shutdown.
Route the DDR memory controller with matched-impedance microstrips or striplines per the Freescale/NXP layout guidelines. Maintain a continuous reference plane for both the address/command/control bus and the matched-length data byte lanes. Add 0402-sized 0.1 uF + bulk caps near each Vdd/Vss ball pair. Decoupling: at minimum, 8-12 uF of bulk capacitance plus 30+ 0.1 uF capacitors distributed under the BGA must be allocated.
Two pitfalls to avoid: (1) using a non-Freescale-recommended power sequencing controller - the core 1.3 V and I/O rails must come up in the order specified in the manual or the part may latch up; (2) ignoring the JTAG/TDI/TDO/TMS/TCK pins - leave them accessible on a header for boundary-scan debugging during bring-up. Always check the latest NXP errata document for any silicon-revision-specific workarounds before freezing the BOM.
The SGMII SerDes lines operate at multi-gigahertz rates - keep AC-coupling caps within 1 cm of the package balls, use a continuous GND reference plane under the lanes, and avoid vias in the SerDes path. Series-termination resistors or built-in PHY terminations should be enabled where the PHY partner requires them. Reference the Freescale SerDes application note for the exact lane-to-ball map; reversing lane pairs is a common board spin cause.
Uyumluluk Bilgisi
RoHS compliance confirmed via LCSC listing (verified 2026-10-17). Reach, halogen-free, and conflict-mineral status not provided in verified data. The MPC8540 is a networking MPU, not AEC-Q100 automotive qualified.