KMPC823VR81B2T

Microprocessors Overview

The KMPC823VR81B2T is a PowerPC-based microprocessor from the MPC8xx series, manufactured by NXP USA Inc. It features a single 32-bit core operating at a clock speed of 81MHz. The device integrates a Communications Processor Module (CPM) and DRAM controllers within a 256-pin PBGA package measuring 23x23 mm. It supports I/O voltages of 3.3V and operates within a temperature range of 0°C to 95°C. Key interfaces include Ethernet, USB 1.x, I2C, SPI, UART, SMC, and SCC.

Microprocessors Feature Summary

• Integrates a PowerPC core with a dedicated Communications Processor Module for protocol handling
• Includes on-chip DRAM controllers for memory management
• Supports multiple serial communication protocols including I2C, SPI, and UART
• Provides integrated Ethernet and USB 1.x connectivity

Microprocessors Applications

• Mobile computing devices
• Embedded systems requiring serial communication
• Network interface controllers
• Industrial control applications

Microprocessors Procurement Notes

Verify the part status as obsolete before procurement planning. Confirm the specific suffix B2T matches design requirements. Ensure compatibility with 3.3V I/O levels and 256-BBGA footprint. Check RoHS3 compliance and MSL rating for assembly processes. Validate that the manufacturer NXP USA Inc. is the authorized source.

Microprocessors Selection Notes

Select this component for designs requiring a PowerPC architecture with integrated peripheral handling. The CPM offloads communication tasks from the main core. Consider the 256-pin package size for PCB layout constraints. Verify thermal performance within the specified 0°C to 95°C ambient range. Ensure software support exists for the MPC8xx family.

Microprocessors Part Context

This unit belongs to the MPC8xx series of microprocessors designed for mobile and embedded applications. It combines a RISC processor with specialized peripherals to reduce system complexity. The MPC823 variant specifically targets cost-sensitive mobile computing solutions. It represents an integration of processing and communication functions on a single chip.

Microprocessors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult NXP official resources for current alternatives to the MPC8xx series.