MC7448VU1250ND - PowerPC G4 MPU 1.25GHz 1MB L2 | NXP Semiconductors
Référence : MC7448VU1250ND ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $195 | $195,00 |
| 10 | $178.5 | $1 785,00 |
| 100 | $162 | $16 200,00 |
| 500 | $145 | $72 500,00 |
| 1 000 | $128 | $128 000,00 |
MC7448VU1250ND Présentation
A microprocessor (MPU) is an integrated circuit that contains the central processing unit (CPU) of a computer or embedded system, including the arithmetic logic unit, control unit, registers, and on-die cache hierarchy. The MPC74xx family is the embedded branch of IBM/Motorola/Freescale/NXP Power Architecture lineage, sitting beneath desktop G4/G5 chips. The MPC7448 specifically adds an integrated L2 cache controller, on-chip L2 SRAM, a 64-bit external bus, AltiVec velocity engine (a 128-bit wide SIMD unit for vector math), and thermal/power management features. The MC7448VU1250ND hypernym chain is: microprocessor -> embedded MPU -> 32-bit RISC MPU -> PowerPC G4 -> MPC74xx family -> MPC7448 device.
Key features include: 1.25 GHz core frequency, 32-bit Power Architecture instruction set with AltiVec extension, 1 MB on-die L2 cache with ECC, MPX/60x bus interface (64-bit), and FCCBGA-360 (25x25 mm) packaging with high-density ball grid array for high-speed signal integrity. The device integrates a thermal sensor and dynamic frequency scaling support.
Architecture-wise the MPC7448 implements a seven-stage integer pipeline with out-of-order execution and a 128-bit AltiVec unit, providing a peak throughput of 8 single-precision FLOPs per cycle (with AltiVec). The on-chip L2 controller supports write-back and write-through policies and ECC protection on the 1 MB SRAM.
Typical applications include wired networking line cards (routers, switches), aerospace flight control and avionics subsystems, industrial automation controllers, and high-reliability military embedded compute modules. The 105C industrial thermal grade and PowerPC determinism make it well suited for long-lifecycle embedded platforms.
Designers must validate host board BIOS/firmware (U-Boot, custom bootloaders) for the 1.25 GHz PVR value, provide adequate multi-layer PCB power plane decoupling for the 1.1 V core rail, and confirm thermal solution footprint within the 25x25 mm BGA shadow.
This page synthesizes distributor pricing, lifecycle status, drop-in alternatives, and practical design notes that are not consolidated in the NXP product brief.
Alternatives de remplacement direct pour MC7448VU1250ND — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MC7448VU1250ND (même facteur de forme et même empreinte) — différant par L2 Cache, Mounting Type, Package, Core Frequency, Core Architecture.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MC7448HX1267ND
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC7448AVU1267ND
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MC7448VU1267ND
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MC7447AVU1000NB
✅ Remplacement direct✓ En stock
$99.5 / unité
Voir la fiche technique →MC7448VU1000ND
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$92 / unité
Voir la fiche technique →MC7448VU1250ND Valeurs maximales et caractéristiques électriques
| Manufacturer | NXP Semiconductors (formerly Freescale Semiconductor) |
| Part Family | MPC7448 (PowerPC G4) |
| Core | PowerPC G4 32-bit |
| Core Architecture | Power Architecture with AltiVec SIMD extension |
| Core Frequency | 1.25 GHz |
| L2 Cache | 1 MB on-die (with ECC) |
| External Bus | MPX / 60x (64-bit) |
| Core Voltage | 1.1 V |
| Boîtier | 360-FCCBGA (25x25 mm) |
| Température de fonctionnement | -40C to +105C (industrial, APL8 RV2.2.1) |
| Number of Cores | 1 |
| Instruction Set | 32-bit Power Architecture + AltiVec |
| Type de montage | Surface Mount (BGA) |
| Statut du cycle de vie | End of Life (per NXP product page) |
| Statut RoHS | Compliant |
Guide de configuration des broches du MC7448VU1250ND 360-fccbga (25x25 mm)
Configuration des broches du MC7448VU1250ND (boîtier 360-fccbga (25x25 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 MC7448VU1250ND.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
MC7448VU1250ND convient pour 6 applications: Wired Networking Line Cards, Aerospace and Avionics Subsystems, Industrial Automation Controllers, Military Embedded Compute Modules, Test and Measurement Instrumentation, Medical Imaging Controllers.
Wired Networking Line Cards
The MC7448VU1250ND's 1.25 GHz PowerPC G4 core with AltiVec SIMD processing makes it well suited for backbone router and switch line cards where deep-packet inspection and IPsec cryptography must run at line rate. Its 64-bit MPX/60x bus interfaces cleanly with network processors and ASIC fabric interfaces, and the on-die 1 MB L2 cache sustains high-throughput lookup table operations. Power Architecture deterministic execution simplifies QoS scheduling latency analysis, and the 105C industrial thermal grade supports -40C to +85C ambient deployments in central office equipment without forced-air cooling.
Recommandé
Aerospace and Avionics Subsystems
In flight control computers and avionics display subsystems, the MC7448VU1250ND provides the determinism of Power Architecture execution critical for DO-178C certification. The on-die L2 with ECC and parity support across the MPX bus helps meet single-event upset (SEU) mitigation goals common in aerospace designs. The FCCBGA-360 ceramic substrate package offers excellent thermal cycling reliability across -40C to +105C operational swings encountered at altitude. Designers commonly pair it with radiation-hardened companion FPGAs and MIL-STD-1553 transceivers for redundant compute channels.
Recommandé
Industrial Automation Controllers
PLC and motion controller platforms leverage the MC7448VU1250ND's AltiVec SIMD engine for fast floating-point PID loop calculations across hundreds of axes. The PowerPC G4 hardware floating-point unit runs single-precision vector math at peak throughput of 8 FLOPs/cycle, well matched to real-time deterministic control loops. The MPX bus simplifies integration with industrial FPGA I/O cards, and the 1 MB on-die L2 cache minimizes DRAM access stalls during tight control cycles. Long 10-15 year product lifecycles in factory automation are well supported by the -40C to +105C thermal grade.
Recommandé
Military Embedded Compute Modules
VME and cPCI SBC designs in defense applications use the MC7448VU1250ND as a high-performance MPC74xx compute engine. The FCCBGA-360 footprint fits standard VME card envelopes, while the PowerPC G4 AltiVec unit accelerates radar signal processing and sonar beamforming algorithms. ECC-protected 1 MB L2 cache is essential for applications exposed to cosmic radiation. The part pairs with companion MIL-STD-1553, ARINC 429, and Ethernet interfaces commonly found on NXP/Freescale reference designs. EOL status requires long-lead planning but authorized aftermarket stock remains available.
Recommandé
Test and Measurement Instrumentation
The MC7448VU1250ND serves as the system controller in high-end oscilloscopes, spectrum analyzers, and protocol analyzers where deterministic Power Architecture execution plus AltiVec DSP performance accelerates FFT and demodulation computations. The 1 MB L2 cache reduces display update jitter, and the MPX/60x bus connects to high-speed ADC banks (such as the MAX1156/MAX1157 family) and FPGA acquisition pipelines. Industrial thermal rating supports lab and field-deployed instruments, while FCCBGA-360 packaging enables compact multi-channel designs.
Recommandé
Medical Imaging Controllers
Ultrasound, CT, and MRI controller subsystems leverage the MC7448VU1250ND's 1.25 GHz AltiVec throughput for beamforming and image reconstruction algorithms. The 1 MB on-die L2 with ECC supports medical-grade data integrity requirements, while the deterministic PowerPC execution model simplifies IEC 62304 software lifecycle compliance. The 360-FCCBGA package fits dense medical-cart mainboards, and the -40C to +105C thermal grade supports continuous-operation imaging suites. Board-level integration with 12-bit ADCs and DACs is straightforward via the MPX bus.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC7448VU1250ND — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MC7448HX1267ND | MC7448AVU1267ND | MC7448VU1267ND | MC7447AVU1000NB | MC7448VU1000ND |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 360-FCCBGA (25x25 mm) | 360-FCCBGA (25x25 mm) - same | 360-FCCBGA (25x25 mm) - same | 360-FCCBGA (25x25 mm) - same | 360-FCCBGA (25x25 mm) - same | 360-FCCBGA (25x25 mm) - same |
| Core Frequency | 1.25 GHz | 1.267 GHz | 1.267 GHz | 1.267 GHz | 1.0 GHz | 1.0 GHz |
| L2 Cache | 1 MB | 1 MB | 1 MB | 1 MB | 512 KB | 1 MB |
| Core Voltage | 1.1 V | 1.1 V | 1.1 V | 1.1 V | 1.2 V | 1.1 V |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +125C (extended) | -40C to +105C | -40C to +105C | -40C to +105C |
| Bus Interface | MPX/60x (64-bit) | MPX/60x (64-bit) | MPX/60x (64-bit) | MPX/60x (64-bit) | 60x (64-bit) | MPX/60x (64-bit) |
| Lifecycle Status | EOL | EOL | EOL | EOL | EOL | EOL |
Principaux différenciateurs
- Highest-volume MPC7448 speed grade with proven long-term firmware ecosystem support (vs MC7448HX1267ND)
- 1 MB on-die L2 cache vs 512 KB on the predecessor (vs MC7447AVU1000NB)
- Wider MPX bus support for higher bandwidth peripherals (vs MC7447AVU1000NB)
Notes de conception
Estimated: At 1.25 GHz, the MC7448VU1250ND dissipates approximately 18-22 W typical (per MPC7448 datasheet power table). Designers must use at least a 4-layer PCB with continuous power/ground planes under the FCCBGA-360 shadow, and provide forced-air cooling or a heatsink rated for >=25 W TDP. Junction-to-ambient thermal resistance theta_JA of the bare FCCBGA-360 is approximately 12 C/W with proper board design; a 1.5 mm thick copper spreader or heatsink drops theta_JA to ~5 C/W. Without adequate cooling, junction temperature will exceed 125C and trigger thermal shutdown.
Use a 6-layer or 8-layer PCB with dedicated 1.1 V core planes directly adjacent to ground planes for decoupling. Place at least 8 x 10uF ceramic + 8 x 0.1uF ceramic + 2 x 220uF polymer bulk capacitors within the package's power/ground ball cluster. Match the MPX/60x bus trace lengths to within 0.5 mm tolerance across the 64-bit bus group to preserve signal integrity at the 1.25 GHz clock rate. Use 50 ohm controlled-impedance microstrip for all MPX bus signals.
Do not exceed the 1.1 V core supply tolerance of +/-5% (1.045-1.155 V); transient spikes above 1.2 V will damage the silicon. The boot firmware (U-Boot, VxWorks bootrom, etc.) must recognize the 1.25 GHz PVR value before attempting to initialize external DRAM - otherwise the system will hang during memory controller configuration. Verify OTP (One-Time Programmable) configuration bits per MPC7448 datasheet Section 4 before power-on. Finally, ensure the JTAG debug header is accessible for board bring-up, as FCCBGA-360 is otherwise inaccessible for in-system probing.
Informations de conformité
RoHS compliant per NXP product page. Reach compliant. Halogen-free status not explicitly stated in the provided verified web data - left as unknown. AEC-Q100 not applicable for industrial/aerospace MPU; verify with automotive-grade MC7448AVU1267ND if needed.