ATSAMA5D35A-CN

The ATSAMA5D35A-CN is an industrial-grade embedded microprocessor based on the ARM® Cortex®-A5 architecture, delivering up to 536 MHz in a single 32-bit core. It combines a high-bandwidth system architecture, an integrated floating point unit, and extensive connectivity and security peripherals to address industrial HMI, secured IoT gateway, and battery-powered embedded applications.

Designed for integration into compact surface-mount designs, the device provides memory controller support for DDR2/LPDDR/LPDDR2, multiple USB ports and Ethernet, and hardware acceleration for encryption and hashing—enabling secure, connected designs with robust thermal range for industrial deployments.

Key Features

• Core and Performance  ARM® Cortex®-A5 processor core running up to 536 MHz with integrated MMU and a floating point unit (VFPv4) for improved computation and data processing.
• Caches and DMA  32 KB instruction and 32 KB data caches plus a multi-layer bus architecture with 39 DMA channels to sustain high data throughput for peripherals and memory accesses.
• Memory Support  High-bandwidth 32-bit multi-port dynamic RAM controller supporting DDR2/LPDDR/LPDDR2 and an independent static memory controller with support for NAND (SLC/MLC) and up to 24-bit ECC.
• Connectivity  Integrated Ethernet MACs including Gigabit EMAC with IEEE1588 support and a 10/100 EMAC, three USB 2.0 ports, and CAN interfaces for broad connectivity options.
• Display and Sensor Interfaces  LCD controller with overlay capabilities, touchscreen controller, and a CMOS sensor interface to support HMI and camera-based designs.
• Security  Hardware-accelerated encryption and hashing engines including AES, TDES and SHA, plus a true random number generator (TRNG) and secure boot mechanisms for code protection and secure data transfers.
• Low-Power and Power Management  Multiple low-power modes and power management features supporting very low consumption in standby—enabling battery-powered designs.
• Package and Temperature  324-LFBGA (15 × 15 mm) surface-mount package rated for industrial temperature operation from –40 °C to 105 °C.

Typical Applications

• Industrial HMI and Control Panels  Drives LCD-based user interfaces and touchscreen controllers with the processing and display interfaces required for responsive control panels.
• Secure Embedded Gateways  Provides Ethernet, USB, CAN and hardware security engines for secure data aggregation and transfer in industrial and consumer connectivity hubs.
• Battery-Powered Devices  Low-power modes and efficient system architecture make it suitable for designs that require extended battery life while maintaining processing capability.
• Imaging and Sensor Systems  CMOS sensor interface and LCD controller support camera and display integration for machine vision, monitoring, and user-facing sensor applications.

Unique Advantages

• High-performance single-core processing: Single ARM Cortex-A5 core at up to 536 MHz with FPU and MMU for compute and OS support in compact embedded systems.
• Comprehensive connectivity set: Gigabit Ethernet, 10/100 Ethernet, three USB 2.0 ports and CAN provide flexible options for networked and peripheral-rich designs.
• Integrated security engines: AES, TDES, SHA and TRNG hardware acceleration plus secure boot support help simplify implementation of secure products.
• Robust memory subsystem: Multi-port DRAM controller and NAND support with up to 24-bit ECC enable high-bandwidth memory and reliable storage options.
• Industrial temperature rating: –40 °C to 105 °C operation and a compact 324-LFBGA package support deployment in demanding environments.

Why Choose ATSAMA5D35A-CN?

The ATSAMA5D35A-CN targets designs that require a balance of efficient processing, extensive connectivity, and embedded security in a compact industrial-grade package. Its ARM Cortex-A5 core, floating point support, and high-bandwidth memory architecture make it suitable for HMI, gateway, and sensor-driven applications.

With integrated Ethernet, multiple USB ports, CAN, display and sensor interfaces, plus hardware cryptography and secure boot, the device reduces component count and design complexity while providing long-term robustness for industrial and consumer embedded products.

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