Description
Motorola MVME2700-1251
Technical Specifications
- Processor: 233 MHz MPC750-class 32-bit microprocessor
- L1 Cache: 32KB instruction / 32KB data cache
- L2 Cache: 1MB backside cache
- Memory: 128MB ECC DRAM
- Flash Memory: 9MB on-board Flash
- VMEbus Interface: VME64 master/slave
- I/O Transition Module: MVME761
- Front Panel: IEEE 1101 compatible with injector/ejector handles
- NSN: 5998-01-505-9766
- Serial Ports: Two or three async, one or two sync/async
- Ethernet: 10BaseT/100BaseTX with PCI DMA
- SCSI: Fast SCSI-2 interface
- NVRAM: 8KB with battery-backed TOD clock
- Timers: Four 32-bit plus watchdog
Key Features
- 233 MHz MPC750 processor platform
- 128MB ECC DRAM for large memory requirements
- 1MB backside L2 cache
- 9MB Flash memory
- MVME761 I/O expansion
- IEEE 1101 front panel
- Military NSN certification
- On-board debug and diagnostics
Application Scenarios Large military command and control systems, spacecraft onboard computers, core telecommunications switching equipment, large scientific computing platforms, mission-critical embedded servers, high-end industrial automation
Performance Parameters
- Processor Clock: 233 MHz
- L1 Cache: 32KB + 32KB
- L2 Cache: 1MB
- Memory: 128MB ECC DRAM
- Flash: 9MB
- NSN: 5998-01-505-9766
- Ethernet: 10/100Base-TX
- SCSI: Fast SCSI-2
Material Composition Military-grade and highest-quality industrial components. 128MB DRAM from qualified suppliers meeting stringent reliability standards. PCB manufactured with strict impedance control and enhanced signal integrity design. Military-specification gold-plated connectors.
Structural Characteristics Standard 6U VME board. IEEE 1101 front panel with robust injection/ejection handles. Comprehensive LED diagnostic system. P2 connector for MVME761. DRAM mezzanine upgrade connector maintained.
Working Principle The 233 MHz MPC750 with 1MB L2 cache provides sustained processing performance. 128MB ECC DRAM supports extensive data buffering and complex software execution. The VME64 interface enables high-bandwidth system integration. NSN certification ensures full military procurement traceability.
Installation Requirements High-reliability VME64 chassis with excellent cooling and power capacity. Redundant power supply recommended for mission-critical deployments. P2 backplane must support MVME761 transition module.
Usage Notes 128MB memory requires substantial power delivery. Monitor ECC error counts for preventive maintenance. NSN certification requires proper documentation. Maintain NVRAM battery replacement schedule.
