MC68LC040RC33A

Microprocessors Overview

The MC68LC040RC33A is a 32-bit microprocessor belonging to the M680x0 family, manufactured by Freescale Semiconductor. It operates at a clock speed of 33MHz and utilizes a 5V supply voltage. The device is housed in a 179-pin PGA package designed for through-hole mounting. Key architectural features include a 32-bit data bus width and boundary scan capabilities for testing. This component serves as a central processing unit for embedded systems requiring high-performance 32-bit instruction execution within legacy or specialized industrial environments.

Microprocessors Feature Summary

• Supports 32-bit data processing architecture with M680x0 instruction set compatibility
• Integrates boundary scan logic for enhanced digital circuit testing and verification
• Operates on a single 5V power supply rail for simplified system design

Microprocessors Applications

• Industrial control systems requiring robust 32-bit processing
• Embedded applications utilizing legacy M680x0 software architectures
• Automated test equipment leveraging boundary scan features

Microprocessors Procurement Notes

Verify the specific suffix 'RC33A' against official Freescale documentation to confirm the exact operating frequency and package variant. Ensure that the 179-pin PGA footprint matches the target PCB layout requirements. Confirm RoHS compliance status if required for modern manufacturing standards, as older Freescale parts may have varying environmental certifications.

Microprocessors Selection Notes

Select this processor when a 32-bit M680x0 core is mandated by existing software codebases. The 33MHz speed and 5V operation define the electrical constraints. Consider the physical size of the 179-pin PGA package during mechanical design. Evaluate if the boundary scan feature provides necessary diagnostic benefits for the specific application environment compared to newer microcontroller alternatives.

Microprocessors Part Context

This component is part of the broader M680x0 family of 32-bit processors originally developed by Motorola and continued by Freescale Semiconductor. These processors are known for their CISC architecture and widespread use in workstations and embedded controllers during the 1990s and early 2000s. The MC68LC040 series represents the low-voltage or standard voltage variants depending on the specific sub-model, maintaining binary compatibility with earlier 68040 designs.

Microprocessors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.