MPC8241LZQ266D

Overview

The MPC8241LZQ266D is an integrated main processor from Freescale Semiconductor, now NXP, designed for applications requiring high integration and performance. It features a 166-266 MHz RISC processor kernel based on the Power Architecture technology. The device integrates a 32-bit PCI interface operating at up to 66 MHz and a memory controller supporting SDRAM at frequencies up to 133 MHz with a maximum capacity of 2 GB. This single-chip solution reduces system component count significantly compared to discrete designs.

Feature Summary

• Integrates a high-performance, superscalar RISC processor kernel with dynamic power management capabilities.
• Includes a 32-bit PCI interface compatible with PCI 2.2 standards and 5.0 V fault tolerance.
• Features a dual-channel DMA controller that can be cascaded for enhanced data throughput.
• Provides extensive memory support including SDRAM, DRAM, and ROM interfaces with error checking options.

Applications

• Network infrastructure systems
• Telecommunications equipment
• Router and switch control processing
• Network storage applications
• Image display systems

Procurement Notes

Verify the specific suffix LZQ266D against official NXP documentation to confirm clock speed and package details. Ensure compatibility with existing board designs regarding voltage levels and pin configurations. Check for end-of-life status or recommended replacement parts if sourcing new production units. Confirm environmental ratings match application requirements.

Selection Notes

Select this processor when system cost, space, and power consumption are critical constraints alongside performance needs. It is suitable for embedded markets utilizing PCI interfaces. Consider its high level of integration which simplifies circuit board design and reduces time-to-market. Evaluate software compatibility with Power Architecture tools and libraries.

Part Context

This component belongs to the MPC82xx series of integrated main processors. These devices were developed to consolidate multiple discrete chips into a single unit, lowering system costs and power usage. The series targets network and telecom sectors where reliable control processing is essential. NXP acquired Freescale, continuing support for these legacy architectures.

Replacement Considerations

Consult official NXP documentation for direct substitutes within the MPC82xx family. Verify functional equivalence regarding PCI interface and memory controller specifications. Ensure pinout compatibility if replacing on existing hardware without redesigning the PCB layout.