MPC8548EVTAQGA - PowerPC e500 1GHz MPU, 783-FCPBGA | NXP
Référence : MPC8548EVTAQGA ✓ ActifMPC8548EVTAQGA Présentation
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.
Alternatives de remplacement direct pour MPC8548EVTAQGA — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
MPC8548EVTAUAG
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MPC8548EVTAQGB
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MPC8548EVTANGA
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MPC8548EVTATGA
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MPC8548ECVTAQGA
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MPC8548EVTAQGA Valeurs maximales et caractéristiques électriques
| 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 |
| Boîtier | 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) |
| Type de montage | Surface Mount (BGA) |
| Statut RoHS | Compliant (PB-Free) |
Guide de configuration des broches du MPC8548EVTAQGA 783-fcpbga (29x29 mm)
Configuration des broches du MPC8548EVTAQGA (boîtier 783-fcpbga (29x29 mm)). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour MPC8548EVTAQGA.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
MPC8548EVTAQGA convient pour 6 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MPC8548EVTAQGA — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- Hardware Security Engine on-chip (vs MPC8548 (non-E variant))
- Extended temperature grade (vs MPC8548ECVTAQGA)
- Integrated 64-bit DDR2 with ECC controller (vs Discrete CPU + external memory controller design)
- Four on-chip Gigabit Ethernet controllers (vs CPU + external Ethernet switch)
Notes de conception
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.
Informations de conformité
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.