MOTOROLA MVME2431

Technical Specifications

- Processor
  - PowerPC 750 32-bit CPU
  - Core frequency: 366 MHz (standard), 350 MHz (MVME2431-3 variant)
  - 32 KB instruction + 32 KB data L1 cache
  - 1 MB backside L2 cache
- Memory & Storage
  - SDRAM: 32 MB ECC SDRAM standard, expandable to 512 MB
  - Flash: 8 MB on-board (user-expandable)
  - NVRAM: 8 KB with battery-backed time-of-day clock

Tag：

VMEbus Interface
- VME64 master/slave, A16/A24/A32, D16/D32
- 160-pin DIN P1/P2 connectors for rear I/O
I/O & Expansion
- 10/100 Mbit Ethernet RJ-45
- RS-232 debug port
- Two IEEE P1386.1 PMC slots (32/64-bit, 5 V)
Power Requirements
- +5 V @ 2.2 A typical
Form Factor
- 6U single-slot, 233 mm × 160 mm
Environmental Ratings
- Operating temperature: 0 °C to +55 °C (industrial), –40 °C to +85 °C (extended)
- Humidity: 5 % to 95 % RH non-condensing
- Shock: 30 g operating / 50 g non-operating

Functional Features

PowerPlus II Architecture
Optimizes processor, PCI, and VME interfaces for high throughput and low latency .
Dual PMC Expansion
Front-panel and P2 I/O allow rapid addition of FPGA, additional Ethernet, or specialized I/O cards.
Rugged Reliability
Conformal-coated PCB, ECC memory, and watchdog timer ensure fault-tolerant operation.
Software Support
BSPs for Linux, VxWorks, QNX, pSOS, and custom RTOS enable fast application deployment .

Application Scenarios

Industrial Automation
PLC/DCS controllers, motion-control racks, and SCADA front-ends in chemical, automotive, and packaging plants .
Defense & Aerospace
Radar data servers, avionics test benches, missile launch-control systems, and UAV ground stations .
Transportation
On-board train control, wayside signaling, and toll-road data servers.
Energy & Utilities
Substation automation, turbine controllers, and renewable-energy inverter management .

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