MOTOROLA MVME2604761 High-Performance VME Processor with Extended I/O

MOTOROLA MVME2604-761  High-Performance VME Processor with Extended I/O

Introduction

The MOTOROLA MVME2604-761 is a high-performance,

6U VMEbus single-board computer (SBC) from the renowned MVME2600 Series.

This specific model is a bundle that combines the powerful MVME2604 processor module with the MVME761 transition module,

 providing a comprehensive solution for both high-speed computation and extensive industrial I/O.

Built on Motorola’s PowerPlus VME architecture,

the MVME2604-761 leverages the PowerPC 604e microprocessor to deliver a significant leap in performance over earlier 68K and PowerPC 603 models.

It is designed to serve as the "brain" for complex, real-time industrial applications where data throughput and deterministic response are non-negotiable.

Technical Parameter Table

Related Models

MVME2603-761: A similar bundle but featuring the lower-power PowerPC 603 processor.

MVME2604-712: Combined with the MVME712 transition module for legacy I/O compatibility.

MVME5100: The next generation of Motorola VME boards with G4 PowerPC processors.

PMCspan: PCI expansion carrier used to add more PMC slots to the MVME2604.

Application Cases

Military & Aerospace: Used in tactical workstations and radar signal processing units that require high-speed floating-point calculations.

Medical Imaging: Provides the computational power for real-time image reconstruction in MRI and high-end X-ray equipment.

Advanced Robotics: Serves as a central controller for multi-axis coordinated motion in automotive welding or precision assembly lines.

Telecom Infrastructure: Manages high-density data switching and protocol conversion in legacy communication hubs.

Product Advantages and Features

PowerPlus Architecture: Maximizes the performance of the PowerPC 604e by providing a high-bandwidth, 128-bit internal data path between memory and the processor.

Comprehensive Connectivity: The included MVME761 transition module breaks out standard serial, parallel, and Ethernet ports, simplifying system wiring and integration.

Memory Scalability: Modular RAM200 mezzanines allow memory upgrades up to 512 MB without requiring extra VME backplane slots.

Real-Time Ready: Optimized for leading RTOS environments, including VxWorks, LynxOS, and PSOS, ensuring precise task scheduling.

Other Models in the Same Series

MVME2600-1 / -2: Base processor modules without bundled transition hardware.

MVME2604-1151 / -4471: Specific hardware variants with different CPU speeds and memory sizes.

MVME2700: A derivative series featuring the G3 PowerPC processor.

Installation and Maintenance

Installation: Secure the MVME2604 processor in the VME chassis first.

The MVME761 transition module must be installed in the corresponding rear P2 slot of the backplane. Use the injector/ejector handles to ensure a firm,

 secure connection to the P1/P2 pins.

Grounding: Ensure the VME chassis and rack are properly grounded to minimize electromagnetic interference (EMI) and electrical shock hazards.

Battery: The module contains a replaceable lithium battery for the Real-Time Clock (RTC) and NVRAM (typically an M48T18 or MK48T59 chip).

 Replace the battery every 5–7 years to maintain system settings.

ESD Safety: Always handle the board in an ESD-safe environment using a grounded wrist strap to protect the high-density Flash and SDRAM components.

Unique Product Description

The Motorola MVME2604-761 is the definitive "powerhouse" of the mid-to-late 90s VME era,

remaining a vital component in long-term industrial projects today. By pairing the high-performance PowerPC 604e processor with the versatile MVME761 I/O suite,

this module eliminates the need for multiple specialized boards.

Its unique ability to handle intensive mathematical processing while simultaneously managing complex serial and network traffic makes it an indispensable asset for high-end automation and defense systems.