The CPU-50T/256-333-4-2 is a 6U VMEbus single board computer built around the UltraSPARC-IIi processor, delivering workstation-class computing performance in a modular, industrial-grade form factor. Designed for embedded systems requiring substantial processing capability and I/O flexibility, this board integrates a 333 MHz processor with up to 1 GB DRAM and supports multiple expansion options through PMC and MBus slots.
## Technical Specifications
• **Processor:** UltraSPARC-IIi at 333 MHz
• **Cache:** 1 MB
• **Memory:** 32 MB to 1 GB DRAM; 2 MB user flash
• **Form Factor:** 6U VMEbus
• **VMEbus Interface:** Full 32-bit
• **Expansion:** 2 PMC slots; MBus slots supporting single, dual, and quad processor configurations
## Key Features
• Full 32-bit VMEbus interface for seamless integration into existing VME backplane architectures
• Dual PMC expansion slots enable field-configurable I/O and processing acceleration
• MBus architecture permits multi-processor scaling on related CPU-50 platform variants
• Onboard Ethernet interface for network connectivity
• SCSI interface with documented connector pinout and configuration support
• Serial I/O and comprehensive I/O edge connector capability
• Supports Solaris and real-time operating systems on SPARC architecture
## Typical Applications
Industrial process control, scientific instrumentation, military avionics, telecommunications switching, data acquisition systems, and VME-based test and measurement platforms benefiting from SPARC processing and modular I/O expansion.
## Compatibility & Integration
Fully compatible with VME-standard backplanes and chassis. Operates under Solaris UNIX and sophisticated real-time kernels. Complete technical documentation, installation guides, and reference manuals available. Supports standard SPARC architecture software ecosystems.
