ATSAMA5D23A-CU

The ATSAMA5D23A-CU is an ARM® Cortex®-A5 32-bit microprocessor running at 500 MHz in a 196-TFBGA (11×11) package. Designed for embedded and industrial applications, it integrates multimedia acceleration, a broad set of memory controllers and peripheral interfaces, and comprehensive security features.

With a 3.3 V I/O domain, support for industry-standard DRAM and QSPI memories, and an industrial operating temperature range, this MPU is targeted at embedded systems requiring connectivity, display control, and hardware security.

Key Features

• Core ARM® Cortex®-A5 single 32-bit core running at 500 MHz for general-purpose embedded processing.
• Multimedia Acceleration Integrated multimedia DSP and NEON™ MPE support for improved media processing performance.
• Memory Interfaces On-chip controllers compatible with LPDDR1/LPDDR2/LPDDR3, DDR2, DDR3, DDR3L and QSPI memory types for flexible system memory design.
• Display and UI Display interface controllers include keyboard, LCD and touchscreen support for human‑machine interface applications.
• Connectivity 10/100 Mbps Ethernet (1), USB 2.0 plus HSIC, and I2C for common embedded network and peripheral connections.
• Security Comprehensive security features including ARM TrustZone (TZ), Boot Security, Cryptography, RTIC, Secure Fusebox, Secure JTAG, Secure Memory and Secure RTC.
• Power and I/O 3.3 V I/O voltage compatibility for standard embedded peripherals.
• Package and Temperature 196-TFBGA (11×11) surface-mount package with industrial operating temperature range of −40 °C to 85 °C.

Typical Applications

• Industrial HMI and Control Panels Drives touchscreen and LCD interfaces while handling control and connectivity tasks within an industrial temperature range.
• Secure Embedded Gateways Uses integrated Ethernet, USB and security features to enable protected network edge devices.
• Multimedia-Enabled Embedded Devices Leverages multimedia DSP and NEON™ MPE for local media processing and user interface acceleration.

Unique Advantages

• Balanced Processing Performance: A 500 MHz ARM® Cortex®-A5 core provides a compact single-core compute option for embedded workloads.
• Broad Memory Flexibility: Support for multiple DRAM standards and QSPI enables designers to choose memory technologies that match cost and performance targets.
• Rich Peripheral Set: Integrated Ethernet, USB 2.0 + HSIC and I2C with display controllers reduce external interface requirements.
• Comprehensive On-Chip Security: Multiple hardware security mechanisms (TrustZone, secure boot, cryptography and more) address device authentication and data protection needs.
• Industrial-Grade Operation: Verified for −40 °C to 85 °C operation and supplied in a compact 196-TFBGA package suitable for surface-mount assembly.

Why Choose ATSAMA5D23A-CU?

The ATSAMA5D23A-CU positions itself as a compact, industrial-grade MPU option that combines a 500 MHz Cortex-A5 core with multimedia acceleration, wide-ranging memory interface support and extensive hardware security. Its integrated connectivity and display controllers make it suitable for embedded designs that require secure networking and human‑machine interfaces within industrial temperature ranges.

This part is well suited to engineers building industrial embedded systems, secure edge devices, and display-driven products who need a single-core MPU with flexible memory options and built-in security features. The combination of integration and specified operating conditions supports long-term, reliable deployments in embedded applications.

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