MPC8280VVUPEA - 450MHz PowerQUICC II SoC MPU | NXP
MPN： MPC8280VVUPEA ✗ 停產MPC8280VVUPEA 概覽
A microprocessor (MPU) is an integrated circuit that contains the CPU, caches, memory controller and peripheral interfaces on one chip; in the PowerQUICC II family the core is paired with a dedicated RISC-based CPM that handles serial and networking I/O autonomously, making the device a single-chip SoC for embedded networking. The MPC8280 sits at the top of the G2_LE family, offering higher core and bus clock options than the lower-cost MPC8270 and MPC8275 variants.
Key features include 16 KB instruction cache and 16 KB data cache, dual 10/100 Mbps Ethernet MACs with MII/RMII interfaces, USB 1.1 host/function controller, dual HDLC/serial controllers supporting up to T3/E3 rates, a UTOPIA-II/PATM PHY interface for ATM, and a 32-bit/66 MHz PCI interface that can operate in host or agent mode. The integrated memory controller supports DDR SDRAM at up to 133 MHz and includes a 64-bit local bus with glue-less Flash/SRAM support.
Architecturally the device splits processing duties between the PowerPC G2_LE core (running user code and protocol stacks) and the CPM co-processor, which services DMA channels and protocol engines through its own microcoded RISC engine. This dual-engine approach delivers high sustained throughput on serial interfaces without burdening the main core with interrupt-driven I/O, characteristic of PowerQUICC II design.
Typical applications include industrial multi-port routers, DSLAM line cards, wireless base-station controllers, VoIP media gateways, industrial Ethernet switches, and PCI-based embedded control cards. The integrated CPM eliminates external protocol ASICs, reducing BOM cost in communications equipment.
When designing with this device, plan power sequencing for the 1.8 V and 3.3 V rails and ensure proper JTAG pull-ups. Designers should also budget for a substantial 4-layer PCB with matched-impedance Ethernet and PCI traces.
This page synthesizes distributor pricing, drop-in alternatives, and practical design guidance not found in the manufacturer datasheet, providing engineers a single reference for sourcing and substitution decisions.
直接替換替代品，適用於 MPC8280VVUPEA — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MPC8280VVUPEA （相同外形與佔位） — 差異在於 Process Technology, Serial Protocols, USB, Mounting Type, Operating Temperature.
MPC8280ZUUPEA
✅ 直接替換聯絡詢價
查看資料表 →MPC8280CVVUPEA
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8270VVUPEA
✅ 直接替換聯絡詢價
查看資料表 →MPC8270CZUUPEA
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8280VVUPEA 最大額定值與電氣特性
| Core Architecture | PowerPC G2_LE (e603e) |
| Number of Cores | 1 |
| 資料匯流排寬度 | 32 bit |
| 最大時脈頻率 | 450 MHz |
| Performance | 885 MIPS |
| Instruction Cache | 16 KB |
| Data Cache | 16 KB |
| 工作溫度 | 0C to +105C |
| 封裝 | 480-TBGA (37.5x37.5 mm) |
| 安裝類型 | Surface Mount |
| Ethernet MAC | Dual 10/100 Mbps (MII/RMII) |
| USB | USB 1.1 Host/Function |
| PCI | 32-bit / 66 MHz PCI 2.2 |
| Memory Controller | DDR SDRAM up to 133 MHz, 64-bit local bus |
| Serial Protocols | HDLC, TDM, UTOPIA-II/PATM, ATM |
| Process Technology | 0.13 um HiPerMOS7 (HiP7) |
MPC8280VVUPEA 480-tbga (37.5x37.5 mm) 腳位配置指南
MPC8280VVUPEA（480-tbga (37.5x37.5 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MPC8280VVUPEA.
請參閱 資料表 以查看完整腳位配置。
典型應用
MPC8280VVUPEA 適用於 6 應用s: Industrial Multi-Port Routers, DSLAM Line Cards, Wireless Base Station Controllers, VoIP Media Gateways, Industrial Ethernet Switches, PCI Embedded Control Cards.
Industrial Multi-Port Routers
The MPC8280VVUPEA is a strong fit for industrial multi-port routers because it integrates dual 10/100 Ethernet MACs, a 32-bit/66 MHz PCI controller and the CPM co-processor that offloads HDLC, TDM and ATM DMA. With 885 MIPS of core performance at 450 MHz the G2_LE core can sustain NAT, routing table lookup and firewall filter workloads while the CPM services multiple T1/E1 framers through its serial channels. The DDR SDRAM controller with 64-bit local bus supports the high memory bandwidth needed for routing table caches. This combination lets a single chip replace a CPU plus external MAC and PCI bridge, cutting BOM cost for industrial router SKUs that previously required discrete components.
推薦
DSLAM Line Cards
In DSLAM line card designs the MPC8280VVUPEA drives per-line traffic aggregation through its UTOPIA-II/PATM PHY interface, supporting 8-32 concurrent ATM channels without external glue logic. The CPM's RISC engine handles ATM SAR and HDLC framing autonomously at up to T3/E3 rates, freeing the 450 MHz G2_LE core to run the control plane and provisioning stack. PCI in agent mode allows a control-card CPU to enumerate the line card for management, while the integrated memory controller drives a local bank of DDR for cell buffering. Industrial 0-105C operation suits outdoor cabinet deployments where line cards must tolerate elevated ambient temperatures.
推薦
Wireless Base Station Controllers
The MPC8280VVUPEA serves as the control CPU in 2G/3G wireless base station controllers, where its dual Ethernet and HDLC channels connect to baseband cards over E1/T1 links. The 16 KB instruction and 16 KB data caches sustain deterministic interrupt latency for time-critical radio resource management, while the 64-bit local bus allows glueless SRAM for fast code execution. With 885 MIPS available the G2_LE core can run the Layer 2/3 control stack alongside OAM messaging without starving the CPM's HDLC servicing. The 480-TBGA package's large ground plane aids thermal dissipation in sealed cabinet enclosures.
推薦
VoIP Media Gateways
VoIP media gateways leverage the MPC8280VVUPEA's Ethernet and HDLC channels for SIP signalling, RTP media and PSTN TDM interfacing on a single chip. The dual 10/100 Ethernet MACs segregate signalling and media VLANs, while the CPM's TDM channel supports DS0 multiplexing for T1/E1 PSTN trunks. The 450 MHz core handles G.711/G.729 codec transcoding for low-channel-count gateways; for higher density a second MPC8280 can be ganged over the PCI bus. Industrial 0-105C operation matches typical carrier-grade equipment thermal envelopes.
推薦
Industrial Ethernet Switches
Layer-2 industrial Ethernet switches use the MPC8280VVUPEA as a management CPU and uplink router, with the dual MACs providing management and uplink ports and PCI bridging external PHY/PoE controllers. The CPM's HDLC channel can carry RS-232/RS-485 console and management traffic alongside, eliminating a separate UART IC. With 885 MIPS the G2_LE core runs SNMP, RSTP and Web UI stacks without external memory bottlenecks thanks to the integrated DDR controller. The 480-TBGA's 37.5x37.5 mm footprint fits standard industrial switch PCB form factors.
推薦
PCI Embedded Control Cards
PCI embedded control cards use the MPC8280VVUPEA as the on-card CPU, with the 32-bit/66 MHz PCI controller acting in host mode to scan backplane peripherals or in agent mode to expose the card as a PCI slave. The 64-bit local bus glues to on-card SRAM and Flash for deterministic real-time response, while the dual Ethernet MACs provide redundant uplink connectivity for fault-tolerant control systems. Industrial 0-105C operation covers factory floor and outdoor cabinet installations; the 480-TBGA footprint is suitable for standard 6U/3U CompactPCI card outlines with appropriate layout.
推薦
推薦產品摘要
工程參考資料，適用於 MPC8280VVUPEA — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MPC8280ZUUPEA | MPC8280CVVUPEA | MPC8270VVUPEA | MPC8270CZUUPEA |
|---|---|---|---|---|---|
| Package | 480-TBGA (37.5x37.5) | 480-TBGA (37.5x37.5) - same | 480-TBGA (37.5x37.5) - same | 480-TBGA (37.5x37.5) - same | 480-TBGA (37.5x37.5) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Clock Frequency | 450 MHz | 450 MHz | 450 MHz | 350 MHz | 350 MHz |
| Performance (MIPS) | 885 MIPS | 885 MIPS | 885 MIPS | ~688 MIPS | ~688 MIPS |
| Security Engine | Present | Removed (Z suffix) | Present | Present | Removed (Z suffix) |
| Temperature Grade | Industrial (0 to 105C) | Industrial (0 to 105C) | Commercial (0 to 70C) | Industrial (0 to 105C) | Commercial (0 to 70C) |
| Ethernet MACs | Dual 10/100 | Dual 10/100 | Dual 10/100 | Dual 10/100 | Dual 10/100 |
| PCI Interface | 32-bit/66 MHz | 32-bit/66 MHz | 32-bit/66 MHz | 32-bit/66 MHz | 32-bit/66 MHz |
| Lifecycle Status | NRND / Last Time Buy | NRND / Last Time Buy | NRND / Last Time Buy | NRND / Last Time Buy | NRND / Last Time Buy |
| Unit Price (USD, qty 1, as of 2026-10-16) | $139.62 | $125-145 (broker stock) | $120-140 (broker stock) | $95-115 (broker stock) | $85-105 (broker stock) |
主要差異化特點
- Highest-speed variant in the PowerQUICC II family (對比MPC8270VVUPEA)
- Includes on-chip security engine for crypto acceleration (對比MPC8280ZUUPEA)
- Industrial 0-105C temperature grade vs commercial-only (對比MPC8280CVVUPEA)
- Integrated CPM co-processor eliminates external protocol ASICs (對比Generic ARM-based SoCs without CPM)
設計說明
The MPC8280VVUPEA requires separate 1.8 V core and 3.3 V I/O rails; power sequencing must hold the core rail until I/O is stable to prevent latch-up. Estimated: at 450 MHz with CPM and dual Ethernet active, typical core draw is 1.5-2.0 A from the 1.8 V rail; verify against the 'Power Considerations' chapter of the NXP datasheet and budget 4-5 W total board dissipation. Use a low-impedance 4-layer PCB with a dedicated core plane to minimize supply droop during CPM DMA bursts.
The 480-TBGA package uses a 1.27 mm pitch BGA that requires via-in-pad or dog-bone fanout with microvia stackups (laser-drilled 0.1 mm vias recommended). Provide a continuous ground plane beneath the BGA and matched 50 ohm impedance traces for Ethernet MII/RMII and PCI signals. Reference the NXP AN-3660 layout application note for stackup guidance, and place decoupling 0.1 uF + 10 uF pairs within 5 mm of every power pin.
Common pitfalls when designing with the MPC8280VVUPEA: (1) omitting the external PLL loop filter components on the SYSCLK pins, which prevents core lock; (2) leaving JTAG TRST floating - it must be pulled low through 4.7K for proper boundary-scan operation; (3) failing to initialize the CPM dual-port RAM before driver bring-up; (4) routing PCI and Ethernet MII signals over a split reference plane, which causes signal-integrity failures. Always validate with the official NXP reference design schematic before tape-out.
Estimated: the 480-TBGA package has a theta_JA of approximately 12-15 C/W with a standard 4-layer JEDEC test board. At 5 W dissipation this yields a 60-75 C junction temperature rise above ambient; with a 105 C junction limit the design has a 30-45 C ambient budget. For sealed enclosures plan to mount a small clip-on heatsink or thermal pad over the TBGA, and keep high-power companion ICs away from the BGA to avoid hotspot interaction.
合規資訊
RoHS/REACH/halogen-free status not present in the verified search snippets; consult the NXP product page or request the material declaration from Rochester Electronics for an authoritative answer. AEC-Q100 is not applicable for industrial/embedded MPU products of this class.
