ATSAMA5D28A-CN

The ATSAMA5D28A-CN is an ARM® Cortex®-A5 based microprocessor IC from the SAMA5D2 series, featuring a single 32-bit core running at 500 MHz in a 289-LFBGA (14×14) surface-mount package. Designed for embedded and industrial applications, it combines processing performance with integrated multimedia and security capabilities.

With industry-grade operating range and a broad set of memory controllers and peripheral interfaces, this MPU targets embedded systems that require secure boot, connectivity, and display or multimedia handling in industrial environments.

Key Features

• Core  ARM® Cortex®-A5 single 32-bit core running at 500 MHz for deterministic embedded processing.
• Co-processors / Multimedia  Includes multimedia acceleration and NEON™ MPE support for enhanced signal and media processing.
• Memory & Storage  Supports LPDDR1/LPDDR2/LPDDR3, DDR2, DDR3, DDR3L and QSPI memory controllers for flexible memory subsystem designs.
• Display & User Interface  Integrated display interface controllers for keyboard, LCD and touchscreen integration to support HMI applications.
• Connectivity  Integrated 10/100 Mbps Ethernet (1), USB 2.0 with HSIC and I2C for common embedded connectivity requirements.
• Security & Trust  Comprehensive security suite including ARM TrustZone (TZ), boot security, cryptography, RTIC, secure fusebox, secure JTAG, secure memory and secure RTC.
• Packaging & Mounting  289-LFBGA (14×14) surface-mount package for compact board-level integration.
• Operating Range  Industrial-grade temperature rating from −40 °C to 105 °C for deployment in harsh environments.
• Voltage  I/O voltage specified at 3.3 V to match common embedded system interfaces.
• Graphics Acceleration  On-chip graphics acceleration to support responsive visual interfaces.

Typical Applications

• Industrial HMI and Control Panels  Drive LCD or touchscreen interfaces and handle user input with integrated display controllers and graphics acceleration.
• Embedded Networking Equipment  10/100 Mbps Ethernet plus USB and I2C support make it suitable for compact networked devices and gateways.
• Secure Embedded Appliances  Built-in security features such as TrustZone, secure boot and cryptography enable protected firmware and data handling.
• Multimedia-Enabled Devices  NEON™ MPE and multimedia acceleration support audio/video processing and responsive UI tasks in embedded systems.

Unique Advantages

• Integrated Security Stack: A broad set of hardware security features (TrustZone, secure boot, cryptography, secure JTAG, secure memory) simplifies implementation of secure designs.
• Flexible Memory Support: Multiple supported memory types (LPDDR1/2/3, DDR2/3/3L, QSPI) enable designers to optimize cost, performance and footprint.
• Industrial Temperature Qualification: Rated for −40 °C to 105 °C, making the device suitable for demanding environmental conditions.
• Compact Surface-Mount Package: 289-LFBGA (14×14) package provides high integration density for space-constrained boards.
• Rich Peripheral Set: Ethernet, USB 2.0 + HSIC, I2C and display controllers reduce external component needs and simplify board design.
• Multimedia Acceleration: NEON™ MPE and graphics acceleration enable responsive user interfaces and media processing without large external processors.

Why Choose ATSAMA5D28A-CN?

The ATSAMA5D28A-CN positions itself as a compact, industrial-grade MPU that blends a 500 MHz ARM® Cortex®-A5 core with multimedia, security and comprehensive memory and interface support. Its combination of integrated peripherals and secure boot/cryptography features makes it appropriate for embedded designs that require connectivity, UI capabilities and hardened operation across a wide temperature range.

This device is suited to engineers and product teams building industrial HMIs, secure embedded appliances and networked devices that value integration, predictable performance and a robust set of on-chip security and interface options.

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