The Emerson/Motorola 01-W3259F-12A is a memory expansion board designed for the MVME2700 Series VME/VME64 Processor Modules. It provides 256 MB of ECC DRAM to extend system memory capacity without consuming additional VME slots, making it ideal for industrial, aerospace, military, and medical applications requiring error-corrected memory storage.
## Technical Specifications
• **Memory Capacity:** 256 MB ECC DRAM
• **Memory Technology:** Error-Correcting Code Dynamic Random-Access Memory (ECC DRAM)
• **Manufacturer:** Emerson/Motorola
• **Model:** 01-W3259F-12A
• **Product Type:** Memory Expansion Mezzanine
## Key Features
• ECC DRAM technology for reliable data integrity in mission-critical systems
• Mezzanine form factor eliminates consumption of VME backplane slots
• Designed for PowerPC-based processor platforms
• Memory upgrade path supporting up to 256 MB total DRAM capacity
## Typical Applications
The 01-W3259F-12A serves military and aerospace systems, industrial automation controllers, and medical instrumentation platforms where error-corrected memory and VME/VME64 architecture are required. Its ability to add substantial memory without slot conflicts makes it particularly valuable in space-constrained crate installations.
## Compatibility & Integration
This memory board is engineered specifically for the Motorola MVME2700 Series VME/VME64 Processor Modules, which incorporate PowerPC 750 32-bit microprocessors. The MVME2700 platform features a 32 KB/32 KB L1 cache and 1 MB backside L2 cache, with support for IEEE P1386.1-compatible 32/64-bit PMC expansion slots. The processor module provides Ethernet with 32-bit PCI DMA, 8/16-bit Fast SCSI-2, parallel, floppy, keyboard, and mouse interfaces. On-board resources include 4 MB or 8 MB flash memory with 1 MB socketed option, 8 KB × 8 NVRAM with battery-backed time-of-day clock, and on-board debug monitor with self-test diagnostics.
