ATSAMA5D28B-CU

Microprocessors Overview

The ATSAMA5D28B-CU is a high-performance microprocessor based on the ARM926EJ-S core, operating at up to 400 MHz. It integrates 128 MB of DDR2 SDRAM and 128 MB of NAND Flash memory directly on the package. The device features multiple communication interfaces including Ethernet MACs, USB Host/Device controllers, and various serial peripherals. Designed for industrial and consumer applications, it offers robust processing capabilities within a compact BGA package.

Microprocessors Feature Summary

• Integrated memory solution combining DRAM and NAND flash for space-constrained designs
• Multiple high-speed peripheral interfaces supporting diverse connectivity requirements
• ARM926EJ-S processor core providing efficient code execution and low power consumption

Microprocessors Applications

• Industrial automation controllers
• Human-machine interface displays
• Smart home gateways

Microprocessors Procurement Notes

Verify the specific suffix 'CU' indicates the commercial temperature range and lead-free packaging status as per Microchip's official documentation. Confirm the exact pinout and voltage levels match your system design requirements before procurement. Ensure compatibility with existing bootloader software and hardware schematics.

Microprocessors Selection Notes

Select this component when an integrated memory solution is required to reduce board space and assembly complexity. Consider the ARM9 architecture if legacy software compatibility or moderate processing performance is sufficient. Evaluate the available peripheral interfaces against system connectivity needs to ensure no external bridge chips are necessary.

Microprocessors Part Context

This part belongs to the ATSAME5x and ATSAMA5D2 families of Microchip microprocessors. These devices target applications requiring Linux or RTOS support with moderate computational demands. The integration of memory distinguishes these parts from standard MCU offerings, simplifying the bill of materials for embedded systems.

Microprocessors Replacement Considerations

Check Microchip's official obsolescence notices for alternative parts within the same family. Verify pin-to-pin compatibility if substituting with other ATSAMA5D2 variants. Ensure that any replacement maintains the required memory configuration and peripheral set.