MPC8548CPXAQGB - 1.0GHz PowerQUICC III MPU 783-FCBGA | NXP
料号： MPC8548CPXAQGB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $171.21 | $171.21 |
| 10 | $158.4 | $1,584.00 |
| 100 | $142.75 | $14,275.00 |
| 500 | $128.3 | $64,150.00 |
| 1,000 | $115.85 | $115,850.00 |
MPC8548CPXAQGB 概述
Background: A PowerQUICC III MPU is a high-performance communications processor that evolved from Freescale's (now NXP's) PowerQUICC II family. It typically integrates an e500 PowerPC core with a system interface unit (SIU), a high-bandwidth DDR memory controller, multiple Gigabit Ethernet controllers, PCI/PCI-X interfaces, and a QUICC Engine communications acceleration block. PowerQUICC III processors are used as embedded SoCs in routers, switches, line cards, and base stations where deterministic packet processing is required alongside general-purpose control code.
Key features include the PowerPC e500 core with double-precision FPU, hardware MMU for virtual memory, up to 1.0 GHz core clock, integrated DDR1/DDR2 memory controller, multiple 10/100/1000 Ethernet MACs, PCI and PCI-X controllers, a QUICC Engine for TDM/HDLC/UART/I2C/SPI peripherals, and on-chip 256 KB L2 cache. A local bus controller and a four-channel DMA engine further offload the CPU for data-mover and protocol-processing tasks.
The architecture is a coherent SMP-capable core (single-core instantiation here) connected via a CoreNet platform fabric to memory and I/O. Built on a 90 nm CMOS process, the device supports JTAG 1149.1 boundary-scan, on-chip debug with watchpoints, and a thermal sensor for thermal management. The integrated peripherals reduce the external ASIC bill of materials versus discrete CPU-plus-ASSP designs.
Typical applications include enterprise and edge routers, multi-service switches, line cards for ATCA/AMC platforms, wireless base station controllers, industrial control SoCs, and secure networking appliances. It is also used in long-life-cycle telecom equipment where extended temperature and ten-plus-year supply continuity are required.
When designing with this part, allocate adequate power-supply decoupling on all voltage rails and provide a thermal solution sized for worst-case junction temperature. PCB layout must follow the FCBGA escape pattern; a 12-layer or 14-layer stackup is typical. Boot configuration is read from reset, so board pull-ups/downs must match the firmware's expectations.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes that complement the manufacturer datasheet for engineers selecting or replacing this PowerQUICC III MPU.
直接替换替代料： MPC8548CPXAQGB ——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： MPC8548CPXAQGB （相同外形与封装尺寸） ——差异在于 Mounting Type, Memory Controller, Package / Case, Processor Series.
快速对比工具——选择替代料号进行并排对比：
MPC8548PXAQGB
✅ 直接替换✓ 有现货
$198 / 个
查看数据手册 →MPC8548EPXAQGB
✅ 直接替换📋 参考替代料（不在目录中）
MPC8548CPXAQGB 最大额定值与电气特性
| Processor Series | PowerQUICC III (MPC85xx) |
| Core Architecture | PowerPC e500 |
| Number of Cores | 1 |
| 数据总线宽度 | 32-bit |
| 最大时钟频率 | 1.0 GHz |
| Core Voltage | 1.1 V |
| 封装 | 783-FCBGA (29x29 mm) |
| 安装类型 | Surface Mount |
| Memory Controller | Integrated DDR1/DDR2 (per family datasheet) |
| QUICC Engine | Yes (per family; configuration depends on device variant) |
MPC8548CPXAQGB 783-fcbga (29x29 mm) 引脚配置指南
MPC8548CPXAQGB（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： MPC8548CPXAQGB.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MPC8548CPXAQGB 适用于 6 应用s: Enterprise and Edge Routers, Multi-Service Switch Line Cards, Wireless Base Station Controllers, Industrial Control SoC, Secure Networking Appliances, Long-Life Telecom Equipment.
Enterprise and Edge Routers
The MPC8548CPXAQGB's integrated multiple Gigabit Ethernet MACs and PCI/PCI-X controllers let it act as the main CPU + datapath engine on router mainboards and edge platforms. The 1.0 GHz PowerPC e500 core plus QUICC Engine provides wire-speed handling of routing tables, ACL lookups, and IPsec offload. Placed at the heart of the chassis backplane, it eliminates an external switch ASIC for small-port-count designs. Power dissipation at full e500 activity is well within the FCBGA thermal envelope when paired with a properly sized copper heat-spreader and chassis airflow, making it a strong fit for sustained 24/7 enterprise routing workloads.
推荐
Multi-Service Switch Line Cards
On ATCA/AMC line cards, the MPC8548CPXAQGB's local bus and DMA engines handle cell/frame traffic to fabric switches while the e500 core runs the switch control plane. Its 32-bit data path and 1.0 GHz core clock give enough headroom for OAM, LLDP, and switching-protocol stacks without external coprocessors. The 783-FCBGA package supports the dense board escape required behind high-density SFP+ cages. Compared with a discrete CPU+ASIC design, integrating CPU and QUICC Engine cuts BOM cost and simplifies firmware bring-up in long-life telecom platforms.
推荐
Wireless Base Station Controllers
Base station controllers benefit from the MPC8548CPXAQGB's deterministic QUICC Engine channels for T1/E1 backhaul and CPRI-side control traffic, while the e500 core runs the L2/L3 stack. The integrated DDR2 controller with ECC protects against soft errors common in outdoor RF environments. Multiple Ethernet MACs aggregate to the backhaul IP transport network. The mature NXP BSP and VxWorks support reduce development risk for carriers requiring long-life firmware maintenance, and the 783-FCBGA thermal envelope is acceptable in sealed outdoor enclosures with conduction cooling.
推荐
Industrial Control SoC
Factory automation line controllers and SCADA masters use the MPC8548CPXAQGB as a deterministic compute platform for EtherCAT, Modbus/TCP, and PROFINET traffic. The e500's hardware MMU supports full Linux with real-time patches, while the QUICC Engine handles legacy serial and fieldbus channels. Industrial-grade temperature variants extend deployment to cabinet and outdoor enclosures. Long-term NXP supply continuity (the platform has been in production for over a decade) matches the 10-15 year service life expected by industrial OEMs.
推荐
Secure Networking Appliances
Firewall, VPN, and intrusion-prevention appliances run the e500 core at 1.0 GHz with the integrated IPsec/SEC accelerator (present in the MPC8548 family) for line-rate cryptographic operations. The DDR2 controller with ECC supports tamper-resistant memory layouts, and the integrated Ethernet MACs aggregate multiple WAN/LAN ports without an external PHY management CPU. Pin-compatible family members let designers swap to higher-speed variants in the same 783-FCBGA footprint to scale throughput across product SKUs.
推荐
Long-Life Telecom Equipment
Telecom OEMs with field-deployed central-office equipment use the MPC8548CPXAQGB precisely because of its mature silicon revision, stable firmware BSPs, and 10+ year NXP supply commitment. The e500 core with MMU supports legacy VxWorks 6.x and Linux 4.x stacks without re-validation, and the 783-FCBGA footprint enables drop-in sourcing between qualified suppliers. Operating with a controlled thermal environment per NXP hardware specifications, the part achieves the MTBF targets required for carrier-grade five-9s availability contracts.
推荐
推荐产品汇总
工程参考数据： MPC8548CPXAQGB ——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 | MPC8548PXAQGB | MPC8548EPXAQGB |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 783-FCBGA (29x29) | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same |
| Core | PowerPC e500 | PowerPC e500 | PowerPC e500 |
| Max Clock Speed | 1.0 GHz | 1.0 GHz | 1.0 GHz |
| Core Voltage | 1.1 V | 1.1 V | 1.1 V |
| Silicon Revision Code | C | P (different errata set) | E (extended temperature) |
关键差异点
- Mature PowerQUICC III silicon revision （对比 MPC8548PXAQGB)
- Standard temperature grade option （对比 MPC8548EPXAQGB)
- Broad second-source catalog availability （对比 Single-supplier single-revision designs)
设计说明
The 783-FCBGA package dissipates up to several watts under full e500 core load plus active I/O. Use a copper heat-spreader on the top of the BGA or a thermal pad interface to the enclosure chassis. Estimate: at 1 GHz with 1.1 V core, the CPU block alone can exceed 5 W; budget 10 W worst-case for board-level thermal design and keep junction below 105 C for industrial-grade parts.
Route the DDR2 controller data/byte-lane group traces with matched lengths to within +/- 25 mil and a 50 ohm controlled impedance per the NXP hardware reference manual. The 783-FCBGA package demands a 12- to 14-layer PCB with dedicated ground planes between signal layers. Place all decoupling caps within 100 mil of their respective power/ground pin pairs to suppress simultaneous switching noise on the QUICC Engine and Ethernet I/O.
Power-on sequencing matters: bring the 1.1 V core rail up before the 1.5/1.8 V DDR rail and the 2.5 V/3.3 V I/O rails, otherwise the device can latch-up or trigger a brown-out reset. Use a power-supply sequencer or dedicated supervisor IC. Place a 22 uF bulk cap plus 0.1 uF, 10 nF, and 100 pF decoupling caps at every voltage pin pair, following the reference schematic in the NXP MPC8548 hardware specifications.
Boot configuration is sampled from board pull-ups/downs at PORESET release - a wrong cfg word will leave the e500 core stuck in reset or boot from the wrong interface. Verify all cfg pins before first power-up using the boot chapter of the hardware reference manual. Also confirm the JTAG chain order and TRST pull-down when using an external emulator for CodeWarrior TAP debug.
合规信息
RoHS and lead-free status must be verified per specific lot/lead-finish code via the manufacturer certificate of conformance. The 'GB' suffix in the MPN typically indicates a lead-free package per NXP ordering information, but distributor listings did not explicitly confirm RoHS in captured data.