MPC8548EVTAQGA - PowerPC e500 1GHz MPU, 783-FCPBGA | NXP
料号： MPC8548EVTAQGA ✓ 量产中MPC8548EVTAQGA 概述
A microprocessor (MPU) is an integrated circuit that contains the central processing unit of a computer system, executing instruction fetch, decode, and execution, and coordinating data flow between peripherals, memory, and external interfaces. In the broader semiconductor taxonomy, this part sits within the hierarchy: MPU -> integrated processor -> microcontroller-class SoC -> semiconductor. The MPC8548E is a communications-oriented System-on-Chip variant that adds accelerated security and pattern-matching engines.
Key features include a 32-bit e500v2 core with dual-issue superscalar pipeline, integrated L1 cache (32 KB instruction + 32 KB data), 512 KB unified L2 cache, a 64-bit DDR2 memory controller with ECC, four Gigabit Ethernet controllers (eTSECs), two PCI Express interfaces, two Serial RapidIO interfaces, and four DMA channels. The device integrates a Security Engine supporting DES, 3-DES, AES, SHA-1/SHA-256, and public-key acceleration.
The architecture combines an embedded PowerPC core with high-bandwidth peripherals, targeting line-rate packet processing in networking equipment. The on-chip coherency fabric and dedicated DMA reduce CPU intervention in data movement, enabling wire-speed handling of classification, encryption, and QoS tasks.
Typical applications include enterprise routers, multiservice switches, line cards, industrial control, secure communications, and defense/aerospace platforms requiring deterministic packet processing and hardware-accelerated cryptography. The extended temperature grade (A) extends operating range beyond commercial, making the part viable for harsh-environment deployments.
When designing with this device, allocate adequate power-plane decoupling on all core and I/O supplies and verify DDR2 signal integrity with matched-impedance routing; the 783-ball BGA demands multi-layer PCB stack-up and controlled via-in-pad assemblies for reliable production.
This page synthesizes distributor pricing, drop-in alternatives within the MPC85xx family, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： MPC8548EVTAQGA ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
MPC8548EVTAUAG
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8548EVTAQGB
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8548EVTANGA
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8548EVTATGA
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8548ECVTAQGA
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8548EVTAQGA 最大额定值与电气特性
| Manufacturer | NXP Semiconductors (formerly Freescale) |
| Part Family | PowerQUICC III (MPC85xx) |
| Core | PowerPC e500v2 |
| Core Count | 1 |
| Core Architecture | 32-bit |
| Maximum Core Frequency | 1 GHz |
| L1 Cache | 32 KB instruction + 32 KB data |
| L2 Cache | 512 KB unified |
| 封装 | 783-FCPBGA (29x29 mm) |
| Memory Controller | 64-bit DDR2 with ECC |
| Ethernet Controllers | 4x eTSEC (Gigabit) |
| PCI Express Interfaces | 2 |
| Serial RapidIO Interfaces | 2 |
| Security Engine | DES/3-DES, AES, SHA-1/SHA-256, public-key |
| DMA Channels | 4 |
| Operating Temperature Grade | Extended (A suffix) |
| 安装类型 | Surface Mount (BGA) |
| RoHS 状态 | Compliant (PB-Free) |
MPC8548EVTAQGA 783-fcpbga (29x29 mm) 引脚配置指南
MPC8548EVTAQGA（783-fcpbga (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： MPC8548EVTAQGA.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MPC8548EVTAQGA 适用于 6 应用s: Enterprise Router Line Card, Multiservice Switch Control Plane, Secure VPN / IPsec Gateway, Defense and Aerospace Communications, Industrial Secure Controller, Telecom Base Station Element Manager.
Enterprise Router Line Card
The MPC8548EVTAQGA is well-suited to enterprise router line cards because its single 32-bit e500v2 core at 1 GHz plus four Gigabit Ethernet controllers (eTSECs) deliver deterministic forwarding at wire rate. The integrated 64-bit DDR2 controller with ECC supports routing-table lookups and packet buffers without external memory ASICs, while the Security Engine accelerates IPsec and SSL/TLS sessions. Two Serial RapidIO ports enable low-latency backplane interconnect to switch fabrics. The 783-FCPBGA package is acceptable on standard 12-layer PCBs with via-in-pad. Compared with a discrete CPU + NIC design, this part consolidates the control plane, data plane, and cryptography on one die, reducing BOM and board area.
推荐
Multiservice Switch Control Plane
As the control-plane processor in a multiservice switch, the MPC8548EVTAQGA runs routing daemons, SNMP, and management software on its e500v2 core while offloading encryption to the integrated Security Engine. The two PCI Express interfaces provide a high-bandwidth host link to switch-fabric ASICs, and four eTSEC ports connect to management PHY and CPU-panel interfaces. The 512 KB L2 cache accelerates forwarding-table accesses and protocol-control-block processing. Its extended temperature grade (A suffix) supports thermally constrained telecom closet deployments. Power dissipation of approximately 6-12 W at 1 GHz is manageable with a moderate copper heat-spreader, allowing dense multi-slot chassis designs.
推荐
Secure VPN / IPsec Gateway
The MPC8548E silicon inside this part accelerates DES, 3-DES, AES, SHA-1, and SHA-256 plus public-key operations, making the MPC8548EVTAQGA a strong choice for IPsec VPN and SSL gateway appliances. Encryption throughput of hundreds of Mbps is achievable without offloading to a separate crypto ASIC. The four eTSEC ports connect to WAN and LAN PHYs, while DDR2 with ECC provides headroom for security-association tables and packet buffers. The extended temperature grade allows deployment in outdoor enclosures and industrial cabinets. Compared with a software-only solution on a generic CPU, the on-chip Security Engine typically delivers 5-10x throughput per watt.
推荐
Defense and Aerospace Communications
The extended temperature grade (A suffix) and military/aerospace lineage of the PowerQUICC III family make the MPC8548EVTAQGA a candidate for tactical radio, EW, and avionics communications subsystems. Its deterministic e500v2 core supports real-time protocol stacks (MIL-STD-1553, ARINC 429 gateways) while Serial RapidIO links to DSP and FPGA co-processors. The hardware Security Engine enables Type-1-suite-capable IPsec and link encryption. Radiation-tolerant screening should be confirmed per NXP's aerospace product list. Compared with commercial-only parts, the A-grade SKU is qualified for harsher thermal/vibration profiles typical of airborne platforms.
推荐
Industrial Secure Controller
In industrial automation and SCADA gateways, the MPC8548EVTAQGA serves as a secure protocol-conversion and authentication controller. The PowerPC e500v2 runs real-time Linux or VxWorks alongside secure-boot and signed-firmware validation accelerated by the Security Engine. DDR2 with ECC protects configuration and event logs from soft errors in electrically noisy plant environments. The extended temperature grade and PB-Free 783-FCPBGA package allow integration in sealed enclosures on the factory floor. Compared with ARM Cortex-A SoCs, the e500v2 delivers stronger deterministic real-time response and superior longevity of supply typical of NXP's embedded PowerPC roadmap.
推荐
Telecom Base Station Element Manager
The MPC8548EVTAQGA fits element-manager and base-station-controller cards where deterministic gigabit Ethernet connectivity, IPsec acceleration, and DDR2 memory bandwidth are required. Its four eTSEC ports can map directly to cell-site backhaul, local craft port, and two radio-side Ethernet links. The PCI Express interfaces support ASIC/FPGA co-processors for Layer-1 functions. The integrated Security Engine secures OAM and management traffic. The A-grade extended temperature range is essential for outdoor cell-site cabinets. Compared with multi-chip implementations, the single-chip integration cuts board area by roughly 40 percent and reduces power-supply complexity.
推荐
推荐产品汇总
工程参考数据： MPC8548EVTAQGA ——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 | MPC8548EVTAUAG | MPC8548EVTAQGB | MPC8548EVTANGA | MPC8548EVTATGA | MPC8548ECVTAQGA |
|---|---|---|---|---|---|---|
| Package | 783-FCPBGA (29x29 mm) | 783-FCPBGA (29x29 mm) - same | 783-FCPBGA (29x29 mm) - same | 783-FCPBGA (29x29 mm) - same | 783-FCPBGA (29x29 mm) - same | 783-FCPBGA (29x29 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | PowerPC e500v2 (32-bit) | PowerPC e500v2 (32-bit) | PowerPC e500v2 (32-bit) | PowerPC e500v2 (32-bit) | PowerPC e500v2 (32-bit) | PowerPC e500v2 (32-bit) |
| Maximum Core Frequency | 1 GHz | Up to 1 GHz (U grade) | Higher B grade speed | 1 GHz N grade | 1 GHz T grade | 1 GHz C grade |
| Security Engine | Yes (DES/3DES/AES/SHA/RSA) | Yes | Yes | Yes | Yes | Yes |
| DDR2 Memory Controller | 64-bit with ECC | 64-bit with ECC | 64-bit with ECC | 64-bit with ECC | 64-bit with ECC | 64-bit with ECC |
| Gigabit Ethernet (eTSEC) | 4 | 4 | 4 | 4 | 4 | 4 |
| PCI Express Interfaces | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature Grade | Extended (A suffix) | Extended (U grade) | Extended (B grade) | Extended (N grade) | Extended (T grade) | Commercial (C suffix) |
| RoHS / PB-Free | Yes | Yes | Yes | Yes | Yes | Yes |
关键差异点
- Hardware Security Engine on-chip （对比 MPC8548 (non-E variant))
- Extended temperature grade （对比 MPC8548ECVTAQGA)
- Integrated 64-bit DDR2 with ECC controller （对比 Discrete CPU + external memory controller design)
- Four on-chip Gigabit Ethernet controllers （对比 CPU + external Ethernet switch)
设计说明
Estimated: At a typical core voltage of 1.0 V and 1 GHz operation, the MPC8548E dissipates roughly 6-12 W. The 783-FCPBGA package has theta-JA on the order of 10-15 C/W with a properly designed thermal via array and heat spreader; without thermal management, junction temperature can exceed 125 C in enclosed chassis. Use at least 4 inner copper ground/power layers and a thermal via farm under the die for adequate spreading. For sealed industrial enclosures, add a moderate aluminum heat spreader or attach the package lid to a chassis wall with thermal epoxy.
The 783-FCPBGA at 1 mm pitch demands via-in-pad construction with filled and plated-over micro-vias to achieve reliable second-row break-out. Use a 12-layer (or thicker) stack-up with matched 50 ohm impedance on PCI Express, Serial RapidIO, and eTSEC SerDes lanes. Length-match DDR2 data/address/control within the tolerances listed in the PowerQUICC III hardware specification; reference NXP's reference design and the DDR2 design guide for byte-lane routing.
Series-couple the high-speed SerDes signals (PCIe, Serial RapidIO, eTSEC SGMII) with the recommended AC-coupling capacitor values from the datasheet, placed close to the transmitter. Reference-clock jitter should remain within the SerDes PLL tolerance; use a low-jitter clock generator such as the CDCM7005 or equivalent. For DDR2, place VTT termination voltage at the mid-point of the data byte lanes and use fly-by topology with proper write-leveling/training.
The MPC8548EVTAQGA requires at least three independent supply rails: a low-voltage core rail (~1.0 V), a DDR2 I/O / DDR reference rail (1.8 V or 1.5 V depending on speed grade), and an auxiliary/SerDes rail (2.5 V or 3.3 V). Decouple each rail with a combination of 10 uF bulk ceramics and 0.1 uF/0.01 uF high-frequency caps placed as close to the package balls as physically possible. Use a multi-phase PWM controller for the core rail to handle load transients.
Do not assume all MPC8548E speed grades share identical voltage and errata masks - confirm the silicon revision and errata list against the target SKU before firmware qualification. The 783-FCPBGA is not user-reworkable without BGA rework stations; first-pass prototype assemblies should include X-ray inspection of solder joints. JTAG boundary-scan should be exercised at board bring-up to detect shorts/opens before firmware loading.
合规信息
PB-Free / RoHS compliant per Freescale/NXP product marking (G suffix). AEC-Q100 not applicable - this is an MPU, not an automotive analog/power IC. Halogen-free status not stated in verified data; set to unknown.