MPC8321ZQAFDC

Overview

The MPC8321ZQAFDC is a PowerQUICC II Pro integrated communications processor manufactured by NXP Semiconductors. It features a 32-bit RISC architecture with a maximum clock frequency of 66.67 MHz and supports floating-point operations. The device utilizes a 516-pin Plastic Ball Grid Array (PBGA) package measuring 27 x 27 mm with a 1 mm pitch. Key specifications include integrated cache, boundary scan capabilities, and low-power mode support.

Feature Summary

• Integrates a high-performance PowerPC e300c3 core for efficient processing tasks
• Supports multiple communication interfaces including Ethernet, USB, and PCIe
• Includes hardware security acceleration via the SEC 2.2 co-processor

Applications

• ADSL SOHO and residential gateways
• Modem/routers
• Industrial control systems
• Test and measurement applications

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific part number matches the required revision level and package type. Check for RoHS compliance status as indicated in official documentation. Ensure storage conditions meet moisture sensitivity level requirements to prevent damage prior to assembly.

Selection Notes

Select this processor for applications requiring a balance of performance and integration within networking equipment. Consider the available interface options such as Ethernet and USB when designing system connectivity. Evaluate power consumption characteristics against thermal management constraints. Verify compatibility with existing software drivers and operating systems supported by the PowerQUICC family.

Part Context

This component belongs to the MPC83xx series of embedded microprocessors designed for cost-effective networking solutions. It extends the PowerQUICC family by offering enhanced CPU performance and additional functionality compared to previous generations. The device targets markets demanding reduced board real estate and faster time-to-market for consumer and industrial devices.

Replacement Considerations

Consult official NXP documentation for verified substitute part numbers within the MPC83xx family. Ensure any replacement maintains pin compatibility and functional equivalence. Review errata sheets for both original and replacement parts to identify potential design changes.