MPC8548PXAUJB - PowerPC e500 MPU 1.333GHz 783-FCBGA | NXP
料号： MPC8548PXAUJB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $179.21 | $179.21 |
| 10 | $165 | $1,650.00 |
| 100 | $145.5 | $14,550.00 |
| 500 | $132 | $66,000.00 |
| 1,000 | $121.75 | $121,750.00 |
MPC8548PXAUJB 概述
A microprocessor (MPU) is an integrated central processing unit that fetches, decodes, and executes instructions and serves as the primary computational engine of an embedded system. Within the broader taxonomy, the MPC8548 sits between general-purpose microcontrollers (MCU) and full application processors; it integrates a CPU core, memory controllers, and high-speed I/O on one die, bridging the gap between microcontroller simplicity and application-processor performance. The PowerQUICC III line extends this with hardware acceleration for communications protocols.
Key features include a 32-bit e500 core with dual-issue superscalar execution, integrated L1/L2 caches, a DDR2 memory controller supporting up to 1 GB of addressable memory, four Gigabit Ethernet controllers with SGMII support, multiple PCI Express interfaces, and RapidIO connectivity. The integrated QUICC Engine subsystem offloads protocol processing for WAN, ATM, and Ethernet aggregation, dramatically reducing CPU overhead in routing and switching workloads.
From an architectural standpoint, the e500 core implements the Book E instruction set with signal-processing extensions, allowing efficient execution of both control-plane and data-plane code. The 783-FCBGA package exposes all SERDES lanes and parallel I/O simultaneously, enabling flexible board topologies for line cards, control-plane modules, and embedded appliances without external glue logic.
Typical applications include multiservice routers, DSLAMs, base-station controllers, industrial automation controllers, and storage area network (SAN) gateways. In these workloads the combination of high clock rate, hardware-protocol offload, and rich connectivity makes the MPC8548 a long-serving platform choice. The wide operating-temperature range and ruggedized package options also suit industrial and mil-aero programs.
Designers should plan power-delivery carefully: the part can draw several watts under full load, so multi-layer PCB with a solid ground pour is mandatory. JTAG boundary-scan and Nexus-class debug interfaces are present for bring-up. Always consult the PowerQUICC III hardware specifications document for errata and reference board layout before finalizing the design.
直接替换替代料： MPC8548PXAUJB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MPC8548PXAUJB （相同外形与封装尺寸） ——差异在于 Package, Ethernet, RoHS Status, Series, Mounting Type.
快速对比工具——选择替代料号进行并排对比：
MPC8548PXAUJC
✅ 直接替换📋 参考替代料（不在目录中）
MPC8548ECPXAUJC
✅ 直接替换✓ 有现货
$189.9 / 个
查看数据手册 →MPC8548EVTAUJB
✅ 直接替换✓ 有现货
$195 / 个
查看数据手册 →MPC8548ECVJAUJD
✅ 直接替换📋 参考替代料（不在目录中）
MPC8536AVTAULA
✅ 直接替换✓ 有现货
$65.8 / 个
查看数据手册 →MPC8560CVT667JC
✅ 直接替换📋 参考替代料（不在目录中）
MPC8548PXAUJB 最大额定值与电气特性
| Manufacturer | NXP Semiconductors (formerly Freescale) |
| Series | PowerQUICC III / MPC85xx |
| Core Architecture | PowerPC e500 (32-bit) |
| Number of Cores | 1 |
| Maximum Core Frequency | 1.333 GHz |
| 封装 | 783-FCBGA (29x29 mm) |
| 安装类型 | Surface Mount |
| L1 Cache | 32 KB instruction + 32 KB data |
| Ethernet | 4x Gigabit Ethernet (SGMII) |
| RapidIO | Yes (serial RapidIO) |
| QUICC Engine | Yes (protocol offload subsystem) |
| RoHS 状态 | Compliant (per NXP product page) |
| Lead-Free | Yes |
MPC8548PXAUJB 783-fcbga (29x29 mm) 引脚配置指南
MPC8548PXAUJB（783-fcbga (29x29 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MPC8548PXAUJB.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MPC8548PXAUJB 适用于 6 应用s: Multiservice Routers, DSLAM / Access Aggregation, Industrial Automation Controllers, Base Station Controllers, Storage Area Network Gateways, Single-Board Computers (SBC).
Multiservice Routers
The MPC8548PXAUJB is purpose-built for multiservice routers that aggregate multiple WAN protocols onto a single backplane. Its e500 core at 1.333 GHz plus the QUICC Engine hardware-offload subsystem handle HDLC, PPP, ATM, and Ethernet aggregation concurrently, allowing line-rate forwarding without CPU bottlenecks. The four integrated SGMII Gigabit Ethernet MACs provide direct connectivity to PHY or switch fabric, while PCI Express x4 and RapidIO ports enable high-speed expansion to additional line cards. Designers pair the processor with DDR2 memory and a small CPLD for glue logic, simplifying BOM and shortening time to market for branch-office routers.
推荐
DSLAM / Access Aggregation
In DSLAM line cards and access aggregation nodes the MPC8548PXAUJB combines deterministic processing with hardware-protocol offload. Its e500 core executes routing and policy code at 1.333 GHz while the QUICC Engine handles ATM and Ethernet interworking for hundreds of subscriber lines. The DDR2 controller supplies the bandwidth needed for traffic tables and the PCI Express interface links to downstream DSL PHY chips. This is exactly the workload for which the PowerQUICC III family was designed - production designs have shipped in volume across telecom OEMs.
推荐
Industrial Automation Controllers
Industrial automation platforms benefit from the MPC8548PXAUJB's deterministic response time, high-speed serial interfaces, and ruggedized package options. The e500 core's signal-processing extensions accelerate PLC scan loops and motion-control maths, while dual Gigabit Ethernet ports support ring topologies and deterministic Ethernet protocols. The extended-temperature EC variants operate reliably in factory cabinets up to 85C ambient. The processor's mature software ecosystem (Linux, VxWorks, Green Hills INTEGRITY) makes it attractive for industrial control designs requiring certified real-time behavior.
推荐
Base Station Controllers
Wireless base station controllers leverage the MPC8548PXAUJB's mix of compute performance and connectivity. The 1.333 GHz e500 core runs Layer-2/Layer-3 control-plane code while dedicated SERDES lanes interface to baseband FPGA/ASIC modules over RapidIO or PCI Express. The QUICC Engine handles Abis/Iub protocol offload in 3G NodeB controllers, and the four Ethernet MACs support backhaul aggregation. Power consumption at full load is acceptable for the chassis form factor and NXP's long-life program supports telecom deployment horizons.
推荐
Storage Area Network Gateways
The MPC8548PXAUJB is well suited to SAN gateway and iSCSI target applications where bridging between Fibre Channel, Ethernet, and serial-attached SCSI requires low-latency processing. Its integrated PCI Express and RapidIO interfaces provide direct attachment to storage controllers, while the e500 core runs iSCSI software stacks with predictable throughput. The QUICC Engine assists with TCP/IP offload to maximize storage I/O. DDR2 memory bandwidth is sufficient for typical gateway workloads with read/write caching.
推荐
Single-Board Computers (SBC)
Embedded SBC modules use the MPC8548PXAUJB to integrate networking, compute, and I/O on a single board. Its wide peripheral set eliminates external chipsets; the e500 core supports legacy PowerPC codebases that have been deployed across military, aerospace, and medical programs for years. VxWorks and Green Hills INTEGRITY toolchains are mature, and Linux mainline kernels support the SoC. VME or CompactPCI carrier boards pair naturally with this processor for long-life defense programs.
推荐
推荐产品汇总
工程参考数据： MPC8548PXAUJB ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MPC8548PXAUJC | MPC8548ECPXAUJC | MPC8548EVTAUJB | MPC8548ECVJAUJD |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 783-FCBGA (29x29) | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same |
| Core Speed | 1.333 GHz | 1.0 GHz | 1.0 GHz | 1.333 GHz | 1.333 GHz |
| Temperature Grade | Commercial (0C to +85C) | Commercial | Extended (-40C to +85C) | Commercial | Extended |
| Series | PowerQUICC III | PowerQUICC III | PowerQUICC III | PowerQUICC III | PowerQUICC III |
| Ethernet MACs | 4x Gigabit (SGMII) | 4x Gigabit | 4x Gigabit | 4x Gigabit | 4x Gigabit |
| QUICC Engine | Yes | Yes | Yes | Yes (enhanced) | Yes (enhanced) |
关键差异点
- Integrated QUICC Engine for hardware protocol offload （对比 MPC8536AVTAULA)
- Higher 1.333 GHz core speed vs lower-grade family members （对比 MPC8548PXAUJC (1.0 GHz))
- Mature PowerQUICC III software ecosystem （对比 Newer QorIQ Layerscape (LS1xxx))
设计说明
The MPC8548PXAUJB in the 783-FCBGA package can dissipate several watts at full 1.333 GHz load. Use a minimum 4-layer PCB with continuous ground and power planes directly under the BGA. Provide thermal vias in a 1.2 mm pitch array under the die shadow and connect them to inner copper pours for heat extraction. For enclosed chassis designs above 70C ambient, evaluate the EC temperature variant.
BGA escape routing demands microvia (laser-drilled) stack-ups. Fan-out the top layer with 0.1 mm traces and use a 0.2 mm pitch via-in-pad with copper-filled cap for SERDES ball assignments. Match impedance to 100 ohm differential for SERDES lanes (PCIe, RapidIO, SGMII). Reference NXP application note AN3949 for the recommended layout flow.
Power-up sequencing: the MPC8548 requires PORESET and HRESET to be asserted in the correct order before the DDR2 controller initializes - violating this can lock the device. Always read the latest errata sheet before prototype bring-up; several DDR2 and SERDES issues have been documented in successive silicon revisions and require software workarounds.
合规信息
RoHS and lead-free per NXP product page. Not AEC-Q100 qualified (automotive-grade variants not part of this family).