ATSAMA5D42B-CUR

Microprocessors Overview

The ATSAMA5D42B-CUR is a Microchip Technology microprocessor based on the ARM Cortex-A5 core. It operates at a maximum clock frequency of 600 MHz with a 32-bit data bus width. The device features 32 kB L1 instruction cache and 32 kB L1 data cache, along with 128 kB L2 cache. It utilizes a 361-TFBGA package (16x16 mm) and supports I/O voltages of 1.8 V and 3.3 V. The operating temperature range spans from -40°C to +85°C.

Microprocessors Feature Summary

• Integrates an ARM Cortex-A5 processor core for embedded control applications
• Includes hardware security features such as TrustZone and secure boot capabilities
• Supports multiple peripheral interfaces including Ethernet, USB, SPI, and UART

Microprocessors Applications

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

Microprocessors Procurement Notes

Verify the specific suffix CUR indicates tape and reel packaging when sourcing components. Confirm the silicon revision matches project requirements against the official datasheet errata. Ensure supply chain partners provide valid RoHS compliance documentation. Cross-reference the full part number to distinguish between industrial and extended temperature grades if applicable.

Microprocessors Selection Notes

Select this component for designs requiring a balance of processing performance and integrated connectivity. The 600 MHz speed suits complex HMI tasks. Verify that the 361-ball TFBGA footprint fits the PCB layout constraints. Check power supply requirements for the 1.8 V and 3.3 V domains before finalizing the schematic design.

Microprocessors Part Context

This unit belongs to the SAMA5D4 series of microprocessors from Microchip Technology. The series targets high-performance embedded applications requiring Linux or RTOS support. It shares architectural similarities with other SAMA5D4 variants but differs in pin count and memory configuration.

Microprocessors Replacement Considerations

ATSAMA5D42A-CU is a related variant within the same family. Verify compatibility regarding package dimensions and pinout mapping before substitution.