Motorola MVME172-233A

Motorola MVME172-233A

Product Brief The MVME172-233A is an enhanced revision of the MVME172-233, featuring the same 64 MHz MC68LC060 processor and 4MB ECC DRAM configuration. The “A” suffix indicates a product revision level that incorporates hardware improvements and enhanced reliability features over the base model. This revision maintains full compatibility with the original while offering improved manufacturing quality and component updates.

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Description

Motorola MVME172-233A

Technical Specifications

  • Processor: 64 MHz MC68LC060 32-bit microprocessor
  • L1 Cache: 4KB instruction / 4KB data on-chip cache
  • Memory: 4MB ECC DRAM
  • Flash Memory: 2MB
  • SRAM: 128KB with battery backup
  • NVRAM: 8KB with real-time clock and replaceable battery backup
  • VMEbus Interface: VMEchip2 ASIC with A32/D64 master/slave capability
  • Serial Ports: Four EIA-232-D DTE ports
  • SCSI Interface: NCR 53C710 with 32-bit local bus burst DMA
  • Ethernet: Intel 82596CA with 32-bit local bus DMA
  • IndustryPack: Two 16-bit or one 32-bit IP ports with DMA
  • Timers: Six 32-bit programmable timers plus watchdog
  • Power: 1.75A typical, 2.0A maximum at +5V

Key Features

  • Enhanced revision with improved component reliability
  • ECC memory for error detection and correction
  • VME D64 support for high-performance data transfers
  • Remote management capabilities
  • On-board diagnostic firmware
  • IndustryPack expansion with DMA support
  • Five-year limited warranty coverage

Application Scenarios Enhanced industrial control systems, military avionics, telecommunications equipment, medical device controllers, security monitoring systems, transportation management

Performance Parameters

  • Processor Clock: 64 MHz
  • Memory: 4MB ECC DRAM
  • SRAM: 128KB battery-backed
  • Flash: 2MB
  • NVRAM: 8KB with TOD clock
  • SCSI: 10MB/s synchronous
  • Serial: 38.4K bps max
  • Power: +5V at 1.75A typical

Material Composition Enhanced industrial-grade materials with improved component screening. PCB manufactured with UL 94V-0 rating. Gold-plated connectors with enhanced durability specifications.

Structural Characteristics Standard 6U VME board with improved mechanical design. Front panel I/O via RJ-45, DB-15, and 68-pin connectors. Enhanced LED indication system for detailed diagnostics.

Working Principle Same architecture as MVME172-233 with improved VMEchip2 controller efficiency. The enhanced revision optimizes signal integrity and power distribution for improved long-term stability.

Installation Requirements Standard VME chassis installation. Compatible with all MVME172-233 mounting configurations. Ensure chassis meets EMC regulations.

Usage Notes Firmware and software fully compatible with MVME172-233. Check revision level when ordering replacement units. Enhanced battery backup system provides 406 days continuous backup at 25°C.

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