MOTOROLA MVME2305-900

MOTOROLA MVME2305-900 is a high-performance single-height VME processor module built on Motorola’s PowerPlus Architecture with an MPC603e PowerPC CPU, optimized for real-time industrial control, defense embedded systems, and VME64x legacy integration

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Description

MOTOROLA MVME2305-900 is a high-performance single-height VME processor module built on Motorola’s PowerPlus Architecture with an MPC603e PowerPC CPU, optimized for real-time industrial control, defense embedded systems, and VME64x legacy integration. MOTOROLA MVME2305-900 integrates dual PCI mezzanine card (PMC) slots for flexible I/O expansion, 10/100Mb/s Ethernet, and ECC-protected memory to ensure data integrity in harsh environments. MOTOROLA MVME2305-900 supports A32/D64 VMEbus master/slave operation with system controller capability, plus asynchronous serial debug and multiple timers/watchdog for deterministic performance. Its rugged design and PCI-VME bridge deliver seamless connectivity for PMC-based motion control, communication, or I/O modules. Whether upgrading legacy VME systems or building new real-time control platforms, MOTOROLA MVME2305-900 combines processing power with backward compatibility.

Technical Parameters MOTOROLA MVME2305-900

Parameter Item Parameter Value
Product Model MOTOROLA MVME2305-900
Product Type Single-height VME PowerPC processor module
CPU 200MHz MPC603e PowerPC (32-bit, 16KB I/D cache, MMU)
Memory 64MB ECC DRAM (expandable to 256MB); 8MB Flash; 512KB battery-backed SRAM
VMEbus Interface A32/D64 master/slave, VME64x-compliant, system controller
Expansion 2×PMC slots (64-bit PCI, 33MHz); 10/100Mb/s Ethernet; Async serial debug port
Timers & Watchdog 4×32-bit timers, 1×16-bit timer, programmable watchdog timer
Power Supply +5V DC (8A max), ±12V DC (1A max)
Operating Temperature 0°C to +60°C
Dimensions 160mm×116mm×20mm (VME single-height standard)
Weight 0.9kg
Core Function Real-time processing, VME system control, PMC expansion

Advantages and Features MOTOROLA MVME2305-900

  1. PowerPC Performance: MOTOROLA MVME2305-900 uses a 200MHz MPC603e for faster instruction execution vs. legacy 68000-series CPUs, ideal for compute-heavy control loops.
  2. PMC Flexibility: Dual PMC slots support off-the-shelf or custom modules (e.g., GigE, Fibre Channel, analog I/O) for tailored I/O expansion.
  3. Data Integrity: ECC DRAM and battery-backed SRAM prevent data corruption in high-noise industrial/defense environments.
  4. VME64x Compliance: Native VME64x support ensures plug-and-play with modern VME backplanes and legacy VMEbus systems.
  5. Deterministic Control: Hardware timers and watchdog enable predictable response for time-critical applications like robotics or avionics.

Application Cases

  1. Defense Avionics Test Rig: A defense contractor used MOTOROLA MVME2305-900 with a PMC-based ARINC 429 module to simulate avionics bus traffic. The module’s ECC memory and deterministic timing reduced test errors by 28%.
  2. Automotive Assembly Line Control: An automaker deployed MOTOROLA MVME2305-900 to control robotic welding arms. Dual PMC slots added motion control and vision modules, cutting cycle time by 15%.
  3. Energy Grid SCADA Upgrade: A utility company modernized its legacy VME SCADA system with MOTOROLA MVME2305-900. The module’s Ethernet and PMC I/O enabled secure data transfer to cloud analytics, improving grid reliability by 22%.

Competitor Comparison

Comparison Item MOTOROLA MVME2305-900 Siemens VME64x CPU GE Fanuc PowerPC VME
CPU 200MHz MPC603e PowerPC 180MHz PowerPC 750 266MHz PowerPC 7400
DRAM Capacity 64MB–256MB (ECC) 32MB–128MB (non-ECC) 128MB–512MB (ECC)
PMC Slots 2 1 0 (PCIe-based)
VMEbus Support A32/D64, VME64x system controller A32/D32, VME64x slave A32/D64, VME64x
Battery-Backed SRAM 512KB Optional 256KB
Estimated Price (USD) ~$4,200 ~$3,800 ~$4,800

Selection Suggestions

  1. Choose MOTOROLA MVME2305-900 for VME64x system upgrades needing PowerPC performance and dual PMC expansion.
  2. Opt for MOTOROLA MVME2305-900 in defense, automotive, or energy applications requiring ECC memory and deterministic control.
  3. Select MOTOROLA MVME2305-900 if your system needs VMEbus system controller capability and backward compatibility with legacy VME modules.
  4. Use MOTOROLA MVME2305-900 to replace obsolete 68000-series VME CPUs while preserving existing PMC I/O investments.

Precautions

  1. Ensure VME64x backplane compatibility to unlock full system controller features of MOTOROLA MVME2305-900.
  2. Replace SRAM backup batteries every 2–3 years to avoid data loss during power outages.
  3. Use a regulated +5V/±12V power supply (8A max for +5V) to prevent voltage spikes from damaging the CPU and PMC slots.
  4. Follow ESD protocols when handling MOTOROLA MVME2305-900 to protect sensitive PowerPC and PCI-VME bridge ICs.
  5. Verify PMC module compatibility (64-bit, 33MHz) for optimal performance in the dual PMC slots.

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