MPC8545VTATGD

Overview

The MPC8545VTATGD is a PowerQUICC III integrated host processor featuring a single e500 core with a maximum clock frequency of 1 GHz. It utilizes a 32-bit data bus and operates at a core voltage of 1.2 V, supporting I/O voltages of 2.5 V and 3.3 V. The device includes 32 kB L1 instruction and data caches, along with 256 kB of on-chip L2 cache. It is housed in a 783-pin FC-PBGA package and supports interfaces including Ethernet, I2C, PCI, SPI, and UART. The operating temperature range spans from 0°C to +105°C.

Feature Summary

• Integrates two enhanced three-speed Ethernet controllers (eTSEC) for high-throughput network connectivity
• Includes a RapidIO controller for high-speed serial interconnects
• Features a DDR SDRAM memory controller with ECC support
• Provides a PCI-X/PCI bus controller for peripheral integration

Applications

• Industrial control systems
• Point-of-sale (POS) terminals
• Network infrastructure equipment

Procurement Notes

Verify the current lifecycle status as this component may be discontinued or subject to limited availability. Confirm that the specific suffix matches the required pinout and electrical specifications. Ensure compliance with RoHS directives and check for moisture sensitivity level requirements during handling. Validate supplier authenticity through authorized distribution channels to avoid counterfeit components.

Selection Notes

Select this processor for applications requiring robust networking capabilities combined with industrial-grade thermal performance. The e500 core architecture offers a balance of processing power and deterministic real-time performance. Consider the available interface options, such as RapidIO and dual Ethernet ports, when designing system connectivity. Evaluate the 783-pin BGA package constraints for PCB layout and thermal management strategies.

Part Context

This part belongs to the Freescale PowerQUICC III family, designed for communications and embedded control applications. The MPC854x series integrates multiple high-speed peripherals onto a single chip, reducing system complexity. It is based on the PowerPC e500 core, providing compatibility with existing software ecosystems while offering enhanced hardware debugging and memory management features.

Replacement Considerations

Consult official NXP/Freescale documentation for verified cross-reference part numbers. Direct replacements must match the e500 core architecture, 783-pin FC-BGA package, and 1 GHz clock speed. Verify pin-to-pin compatibility and electrical characteristics before substitution.