Emerson / Motorola PrPMC8150-4371 High-Performance PMC Processor

The Emerson/Motorola PrPMC8150-4371 is a high-performance PCI Mezzanine Card processor built on the PowerPC 750FX architecture for demanding embedded applications in industrial control, defense, and aerospace systems. Operating at clock frequencies up to 800 MHz, this single-wide PMC module delivers substantial processing capability within a compact form factor while maintaining thermal efficiency through integrated heatsink management.

## Technical Specifications

**Processor Core**
• PowerPC 750FX microprocessor
• Clock frequency: up to 800 MHz
• On-chip instruction/data cache: 32 KB / 32 KB
• L2 cache: 512 KB at 700 MHz or 800 MHz bus clock
• Architecture: High-Performance Power Plus III

**Memory Subsystem**
• Main memory: PC100 SDRAM with ECC protection, up to 512 MB on-board capacity
• Flash memory: up to 64 MB
• User I2C serial EEPROM: 8 KB
• Memory controller: 72-bit ECC architecture

**Interface & Connectivity**
• PCI host bridge: 64-bit at 33/66 MHz
• Ethernet: optional Gigabit (10/100/1000BaseT) via rear P14 I/O or front-panel connector
• Serial debug port: asynchronous
• Hardware DMA: supported
• Timers: four 32-bit timers plus two watchdog timers

## Key Features

The PrPMC8150-4371 represents an evolutionary upgrade from the PrPMC8000 family with enhanced processing performance for critical computing tasks. The 72-bit ECC memory controller provides fault tolerance for systems requiring high reliability. Full-length heatsink integration enables sustained operation in thermally demanding environments. Dual watchdog timers and hardware DMA support enable real-time system management and efficient data transfer operations.

## Typical Applications

Industrial control systems, defense platforms, aerospace embedded computing, real-time signal processing, and mission-critical data acquisition systems benefit from this module’s performance characteristics and integrated reliability features.

## Compatibility & Integration

The single-wide PMC form factor integrates into standard PCI backplanes. Optional Gigabit Ethernet provides flexible network connectivity through configurable I/O mounting options. PowerPC 750FX compatibility enables use of established embedded Linux and real-time operating system environments.