MPC8343CZQADDB

Overview

The MPC8343CZQADDB is a PowerQUICC II Pro integrated host processor based on the e300 core. It operates at up to 400 MHz with 32 KB instruction and data caches. The device features dual three-speed Ethernet controllers, dual PCI interfaces, and DDR1/DDR2 memory support up to 266 MHz. Integrated security includes DES, AES, and RSA acceleration. Connectivity comprises dual USB 2.0, local bus, SPI, I2C, and DUART. It utilizes a 672-pin TBGA package.

Feature Summary

• Integrated hardware security engine supporting IPsec and SSL/TLS protocols
• Dual three-speed Ethernet controllers for high-throughput networking
• Support for both DDR1 and DDR2 SDRAM with ECC capabilities
• PCI interface compliant with Specification Revision 2.3

Applications

• Ethernet routers and switches
• Wireless LAN (WLAN) devices
• Network storage systems
• Industrial control equipment

Procurement Notes

Verify silicon revision level before procurement. This document applies to revision 3.x silicon and later, indicated by orderable part numbers ending in A or B. Confirm compatibility with existing designs using earlier silicon revisions if applicable. Ensure power sequencing adheres to specifications to prevent excessive current draw during startup.

Selection Notes

Select this component for applications requiring high integration of networking and security functions. The e300 core ensures software compatibility with previous PowerQUICC II families. Consider thermal dissipation requirements as typical power varies with clock frequency and I/O utilization. Verify voltage levels for DDR and Ethernet interfaces match system design constraints.

Part Context

This processor belongs to the PowerQUICC II Pro family, representing an upgrade over the standard PowerQUICC II series. It builds upon the e300 SoC platform, offering enhanced performance through superscalar execution and increased cache sizes compared to the legacy 603e core. The architecture targets cost-effective solutions for emerging network and communication markets.

Replacement Considerations

MPC8343E variants are functionally related within the same family. Check specific suffixes for package or temperature range differences. Earlier silicon revisions require separate documentation review.