ATSAMA5D27A-CU

The ATSAMA5D27A-CU is an ARM® Cortex®-A5 single-core, 32-bit microprocessor running at 500 MHz, packaged in a 289-LFBGA (14×14) surface-mount package. Designed for embedded and industrial applications, it combines processing capability with integrated peripherals and hardware security features to support connected, display-driven and secure designs.

Key value comes from its Cortex‑A5 core performance, a broad set of memory controllers and display interfaces, and industrial-grade operating temperature support for reliable deployment in embedded systems.

Key Features

• Core ARM® Cortex®-A5 single 32‑bit core running at 500 MHz for general-purpose embedded processing.
• Co‑processing Multimedia and NEON™ MPE support for enhanced media and signal processing tasks.
• Memory Controllers Integrated controllers for LPDDR1/LPDDR2/LPDDR3, DDR2, DDR3, DDR3L and QSPI to support a range of memory architectures.
• Display and Input Built-in controllers for keyboard, LCD and touchscreen interfaces for human‑machine interface applications.
• Connectivity Single 10/100 Mbps Ethernet interface and USB 2.0 with HSIC for wired networking and peripheral connectivity.
• Security Hardware security features including ARM TrustZone, boot security, cryptography, RTIC, secure fusebox, secure JTAG, secure memory and secure RTC.
• System I/O Standard I/O support including I2C and other peripheral interfaces to simplify sensor and subsystem integration.
• Package and Mounting 289‑LFBGA (14×14) surface‑mount package suitable for compact board implementations.
• Operating Range Industrial temperature rating from −40 °C to 85 °C for use in a wide range of environments.
• Voltage IO 3.3 V I/O signalling voltage compatible with common industrial peripherals.
• Graphics Acceleration On‑chip graphics acceleration support for display and UI responsiveness.

Typical Applications

• Industrial HMI Drive LCD touchscreens and keyboards for machine interfaces while handling application logic at 500 MHz.
• Secure Embedded Controllers Use hardware security features and secure boot capabilities to protect firmware and sensitive data.
• Networking and Communication Appliances Single 10/100 Mbps Ethernet and USB 2.0/HSIC support basic wired connectivity and peripheral interfacing.
• Multimedia‑Enabled Devices Leverage multimedia co‑processing and NEON MPE for media handling and UI acceleration.

Unique Advantages

• Single‑chip integration: Combines processing, memory controllers and display interfaces to reduce external components and simplify BOM.
• Hardware security stack: Built‑in ARM TrustZone, secure boot and cryptography features improve device integrity and protect sensitive operations.
• Broad memory support: Multiple DRAM and QSPI controllers provide flexibility across performance and cost tradeoffs.
• Industrial temperature capability: Rated from −40 °C to 85 °C for deployment in demanding environments.
• Compact package: 289‑LFBGA (14×14) offers a small footprint for space‑constrained embedded boards.
• Standard I/O compatibility: 3.3 V I/O, I2C, USB and Ethernet support common peripherals and sensors without level translation.

Why Choose ATSAMA5D27A-CU?

The ATSAMA5D27A-CU positions itself as a balanced embedded MPU offering 500 MHz Cortex‑A5 performance combined with extensive memory, display and connectivity options. Its hardware security features and industrial temperature rating make it suitable for designs that require reliable operation and enhanced device protection.

This part is well suited for engineers building compact, connected embedded systems—especially those requiring touchscreen or display control, secure boot and secure runtime features—while maintaining flexible memory and peripheral choices supported by a 289‑LFBGA footprint.

Request a quote or submit an inquiry today to evaluate the ATSAMA5D27A-CU for your next embedded design. Our team can provide pricing, availability and technical support to assist your integration and deployment planning.