ATSAMA5D35A-CUR

Microprocessors Overview

The ATSAMA5D35A-CUR is a microprocessor IC from the Microchip SAMA5D3 series, featuring an ARM Cortex-A5 core. It operates at a maximum clock frequency of 536 MHz with a 32-bit data bus width. The device integrates 128 kB of internal RAM and 160 kB of ROM, supported by 32 kB L1 instruction and 32 kB L1 data caches. It utilizes a 324-LFBGA package (15x15 mm) for surface mount installation. Electrical specifications include a 1.2 V operating voltage and I/O voltages of 1.8 V or 3.3 V. The unit supports an industrial temperature range of -40°C to +85°C.

Microprocessors Feature Summary

• Integrates a single-core ARM Cortex-A5 processor with floating-point instruction support for efficient computational tasks.
• Includes hardware security features such as AES, SHA, TDES, and TRNG for data protection.
• Provides extensive connectivity interfaces including Ethernet, USB 2.0, CAN, I2C, SPI, UART, and MMC/SD/SDIO.
• Supports external memory controllers for LPDDR, LPDDR2, and DDR2 types to expand system storage capabilities.

Microprocessors Applications

• Industrial automation control systems requiring robust processing and communication interfaces.
• Human-machine interface (HMI) displays utilizing touchscreen controller capabilities.
• Embedded networking devices leveraging integrated Ethernet and USB connectivity.
• Secure embedded applications utilizing built-in cryptographic acceleration modules.

Microprocessors Procurement Notes

Verify the specific suffix CUR indicates tape and reel packaging when sourcing components. Confirm the industrial temperature grade (-40°C to +85°C) aligns with environmental requirements. Ensure compatibility with the 324-LFBGA footprint during PCB layout. Validate that the 1.2V core voltage and 1.8V/3.3V I/O levels match the target system power design constraints.

Microprocessors Selection Notes

Select this model for applications needing a balance of processing speed and peripheral integration within the SAMA5D3 family. Consider the 324-pin BGA package size for board space limitations. Evaluate the need for external memory support via LPDDR/DDR2 controllers if internal storage is insufficient. Compare against other SAMA5D3 variants if different pin counts or cache sizes are required.

Microprocessors Part Context

This component belongs to the Microchip SAMA5D3 microprocessor family, designed for high-performance embedded applications. It shares architectural similarities with other SAMA5D3 parts but offers specific performance and interface configurations. The series targets industries requiring reliable ARM-based processing with integrated security and multimedia capabilities.

Microprocessors FAQ

Does the ATSAMA5D35A-CUR include an L2 cache?

No, the datasheet specifies only L1 instruction and data caches (32 kB each). L2 cache is not listed in its storage configuration.

What is the maximum operating temperature for this part?

The maximum operating temperature is +85°C, consistent with its industrial temperature rating.