MC7447AVU1000LB - PowerPC G4 MPU 1GHz 360-FCCBGA | NXP
MPN: MC7447AVU1000LB ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $95 | $95.00 |
| 10 | $87.5 | $875.00 |
| 50 | $81 | $4,050.00 |
| 100 | $75 | $7,500.00 |
| 500 | $68.5 | $34,250.00 |
MC7447AVU1000LB Overview
A PowerPC G4 microprocessor is a 32-bit RISC CPU core optimized for high-performance embedded computing, image and signal processing workloads. Within the broader taxonomy, this part is an application-specific microprocessor -> embedded processor -> MPU (microprocessor unit) -> integrated circuit -> semiconductor. The PowerPC architecture originated as the AIM alliance (Apple-IBM-Motorola) and was widely adopted in networking infrastructure, aerospace, defense, and high-end embedded systems.
Key differentiating features include a full 128-bit AltiVec vector/SIMD execution unit, a 64-bit external bus interface, dedicated L2 cache, dynamic power management, and support for I/O voltages of 1.8 V and 2.5 V. The silicon-on-insulator process enables significantly lower power dissipation versus bulk-CMOS implementations at equivalent clock speeds. Hardware multiprocessing (MPX) capability and cache locking for L1 instruction and data paths are also supported.
Architecturally, the MPC7447A core is pin-for-pin compatible with the earlier MPC7445 and MPC7447 parts, allowing drop-in upgrades on existing designs. The AltiVec unit provides 128-bit SIMD operations, accelerating multimedia, cryptography, and DSP-style workloads that scalar PowerPC instructions cannot efficiently handle. SOI process technology reduces junction capacitance and allows higher switching frequencies at lower Vcore.
Typical applications include high-performance networking routers and switches, aerospace flight computers, industrial automation controllers, image and radar signal processing, and legacy PowerPC-based single-board computers. The 1 GHz operation and AltiVec SIMD engine make it suitable for compute-intensive packet inspection and signal conditioning workloads.
When designing with this device, ensure your PCB provides a 360-ball FCCBGA land, robust power decoupling for Vcore and I/O rails, and proper thermal management (the 25 x 25 mm BGA can dissipate substantial heat at 1 GHz). Confirm host bridge chipset and boot ROM compatibility with the MPC74xx bus protocol before committing to a layout.
This page synthesizes distributor availability, drop-in pin-compatible alternatives, and practical design considerations not consolidated in the manufacturer datasheet.
Drop-in alternatives for MC7447AVU1000LB — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MC7447AVU1000LB (same form factor and footprint) — differing in Mounting Type, RoHS Status, SIMD Engine, Maximum Clock Frequency, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC7447AHX1000NB
✅ Drop-In📋 Reference alternative (not in catalog)
MC7448VU1000LD
✅ Drop-In✓ In Stock
$225.9 / Unit
View Datasheet →MC7447AHX867NB
✅ Drop-In📋 Reference alternative (not in catalog)
MPC7447AVU1000LB
✅ Drop-In📋 Reference alternative (not in catalog)
MPC7410VS500LE
✅ Drop-In✓ In Stock
$162 / Unit
View Datasheet →MC7447AVU1000LB Maximum Ratings & Electrical Characteristics
| Processor Type | MPC74xx PowerPC G4 |
| Core Architecture | 32-bit RISC (PowerPC) |
| Maximum Clock Frequency | 1.0 GHz |
| Core / Threads | 1 Core / 1 Thread |
| Data Bus Width | 32-bit (external bus 64-bit) |
| L1 Instruction Cache | 32 KB |
| L1 Data Cache | 32 KB |
| L2 Cache | 512 KB unified on-chip |
| SIMD Engine | AltiVec (128-bit) |
| Process Technology | 0.13 micron SOI |
| Core Voltage (Vcore) | 1.3 V |
| I/O Voltage | 1.8 V / 2.5 V |
| Package | 360-FCCBGA (25 x 25 mm) |
| Mounting Type | Surface Mount (BGA) |
| Packaging | Tray |
| RoHS Status | Pb-Free (A7PM PB-FREE SPHERES) |
MC7447AVU1000LB 360-fccbga (25 x 25 mm) Pin Configuration Guide
Pin configuration for MC7447AVU1000LB (360-fccbga (25 x 25 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MC7447AVU1000LB.
Refer to the datasheet for full pin configuration.
Typical Applications
MC7447AVU1000LB is suitable for 6 applications: High-Performance Networking Routers, Aerospace Flight Control Computers, Industrial Automation Controllers, Image and Radar Signal Processing, Single-Board Computers and Embedded Servers, Medical Imaging Workstations.
High-Performance Networking Routers
The MC7447AVU1000LB fits networking routers and switches because its 1 GHz PowerPC G4 core, 64-bit external bus, and full 128-bit AltiVec SIMD engine deliver the throughput required for deep-packet inspection, encryption offload, and routing-table lookup. The 512 KB on-chip L2 cache reduces external memory accesses in latency-sensitive forwarding paths, while hardware multiprocessing support enables dual-CPU designs for redundancy. The SOI process keeps thermal dissipation manageable in sealed fan-cooled enclosures. Compared with a soft-core CPU, the deterministic interrupt latency of the MPC7447A makes it well suited to control-plane tasks alongside data-plane ASICs.
Recommended
Aerospace Flight Control Computers
The MC7447AVU1000LB is suitable for aerospace flight control and avionics subsystems because of its deterministic PowerPC G4 architecture, integrated L1/L2 memory hierarchy, and robust BGA packaging qualified for rugged environments. The AltiVec SIMD engine accelerates sensor-fusion and Kalman-filter loops, while the 32-bit address space and protected-memory MMU support ARINC-653-style partitioned operating systems. The SOI process offers improved radiation tolerance margins versus bulk CMOS at equivalent feature size. Designers pair it with companion FPGAs for I/O and timing-critical I/O functions.
Recommended
Industrial Automation Controllers
The MC7447AVU1000LB is well matched to industrial motion-control and machine-vision controllers because its 1 GHz core, large 512 KB L2 cache, and AltiVec SIMD unit deliver the compute density needed for real-time EtherCAT / Profinet motion loops and parallel image processing. The 64-bit external bus supports high-bandwidth interfaces to DDR memory and FPGA co-processors, while the 1.3 V core voltage keeps power budgets predictable in 24 V industrial systems. The BGA package is well suited to conduction-cooled baseplates in sealed cabinets.
Recommended
Image and Radar Signal Processing
The MC7447AVU1000LB accelerates image processing, synthetic aperture radar (SAR) preprocessing, and baseband DSP tasks through its 128-bit SIMD AltiVec engine, which delivers multiple GFLOPs of vector throughput at 1 GHz. The 32 KB / 32 KB L1 caches and 512 KB L2 cache hold FFT working sets on-chip, reducing DDR bandwidth pressure during radar pulse bursts. Its deterministic interrupt response makes it suitable for tightly synchronized sensor arrays. Designers often pair it with FPGA front-ends for ADC capture and post-processing.
Recommended
Single-Board Computers and Embedded Servers
The MC7447AVU1000LB powers legacy VME and CompactPCI single-board computers in telecom and military installations because of its MPC74xx bus compatibility and large on-chip L2 cache, which simplifies board-level memory hierarchies. The PowerPC architecture supports VxWorks, Linux, and Integrity operating systems, allowing code reuse across generations. The 360-FCCBGA package is reflow-compatible with standard lead-free SMT processes, simplifying new board bring-up.
Recommended
Medical Imaging Workstations
The MC7447AVU1000LB suits medical imaging workstations where AltiVec accelerates JPEG2000, wavelet decompression, and 3-D volume rendering pipelines. The 1 GHz core and 512 KB L2 cache maintain interactive frame rates during DICOM dataset reconstruction, and the deterministic PowerPC architecture simplifies IEC 62304 software verification. The BGA package supports sealed patient-side enclosures with conductive cooling.
Recommended
Recommended Products Summary
Engineering reference data for MC7447AVU1000LB — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC7447AHX1000NB | MC7448VU1000LD | MC7447AHX867NB | MPC7447AVU1000LB | MPC7410VS500LE |
|---|---|---|---|---|---|---|
| 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 - same BGA family |
| Maximum Clock Frequency | 1.0 GHz | 1.0 GHz | 1.0 GHz | 867 MHz | 1.0 GHz | 500 MHz |
| SIMD Engine | AltiVec 128-bit | AltiVec 128-bit | AltiVec 128-bit | AltiVec 128-bit | None | None |
| L2 Cache | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB |
| Core Voltage | 1.3 V | 1.3 V | 1.3 V | 1.3 V | 1.3 V | 1.8 V |
| Process Technology | 0.13 micron SOI | 0.13 micron SOI | 0.13 micron SOI | 0.13 micron SOI | 0.18 micron bulk CMOS | 0.18 micron bulk CMOS |
| Automotive Qualification | Not AEC-Q100 | Not AEC-Q100 | AEC-Q100 | Not AEC-Q100 | Not AEC-Q100 | Not AEC-Q100 |
| Lifecycle Status | EOL | EOL | EOL | EOL | EOL | EOL |
Key Differentiators
- Full 128-bit AltiVec SIMD engine (vs MPC7410VS500LE)
- 0.13 micron SOI process technology (vs MPC7447AVU1000LB (predecessor))
- Pin-compatible drop-in upgrade path (vs MPC7447AVU1000LB (predecessor))
Design Notes
The MC7447AVU1000LB in a 360-FCCBGA package dissipates approximately 10-15 W at 1 GHz under typical workload; on a 25 x 25 mm BGA with junction-to-ambient thermal resistance in the 10-15 C/W range, the junction temperature can exceed 105 C without forced-air cooling or a heat spreader. Estimated: Vcore = 1.3 V at full utilization and SOI process. Designers should attach a thermal interface material and aluminum heat spreader, or implement forced airflow, to keep Tj below the rated maximum. Verify thermal performance with the manufacturer's hardware specifications thermal characterization curves.
The 360-FCCBGA (25 x 25 mm, ~1.27 mm pitch) requires a minimum 4-layer PCB with continuous power and ground planes under the BGA, microvia-in-pad or via-in-pad plating, and ENIG or OSP surface finish for reliable lead-free soldering. Decouple Vcore with at least ten 10 uF / 0.1 uF capacitor pairs placed within 5 mm of the BGA balls. Match trace lengths for the 64-bit external bus to maintain signal integrity above 100 MHz; consult the MPC7447A design guide for bus timing constraints.
Do not confuse the LB suffix (lead-free, Pb-Free spheres) with the original non-LB variant (leaded spheres) when ordering for RoHS-compliant production. Power-on sequencing of Vcore (1.3 V) before VIO (1.8 V / 2.5 V) is mandatory - reverse sequencing can latch up the I/O buffers. When upgrading from MPC7447 to MPC7447A, verify that the host bridge chipset supports the MPC7447A's revised bus protocol and PLL configuration registers.
Place the 360-FCCBGA on the top side of the PCB with all decoupling capacitors on the opposite side or buried layers to minimize loop inductance. Use length-matched differential routing for the clock and source-synchronous bus signals; keep trace impedance at 50 ohms single-ended and 100 ohms differential. Provide a guard ring of ground vias around the BGA to isolate high-speed signals from analog sections. Source: NXP MPC7447A hardware specifications layout guidelines.
Compliance Information
RoHS compliant per LB suffix (A7PM PB-FREE SPHERES) marking. Reach and conflict-minerals compliance per NXP product statement. Not AEC-Q100 qualified - migrate to MC7448VU1000LD for automotive programs.
