ATSAMA5D22A-CN

The ATSAMA5D22A-CN is a Microchip Technology microprocessor IC from the SAMA5D2 series featuring a single ARM® Cortex®-A5 32-bit core running at 500 MHz. It is designed for embedded systems requiring balanced compute performance, integrated interfaces and industrial-grade operation.

With onboard multimedia/NEON co‑processing, a broad set of memory controllers, rich I/O and hardware security features, this device targets industrial embedded applications that need secure, connected user interfaces and reliable field operation across a wide temperature range.

Key Features

• Core  ARM® Cortex®-A5 single 32-bit core at 500 MHz providing deterministic application processing for embedded control and UI tasks.
• Multimedia & DSP  Includes multimedia co-processors and NEON™ MPE for accelerated media and signal processing workloads.
• Memory Support  Integrated controllers for LPDDR1/LPDDR2/LPDDR3, DDR2, DDR3, DDR3L and QSPI to support a range of memory configurations and system footprints.
• Display & HMI  Display interface controllers for keyboard, LCD and touchscreen plus graphics acceleration for responsive user interfaces.
• Connectivity  Built-in 10/100 Mbps Ethernet (1), USB 2.0 with HSIC and I2C for common wired connectivity and peripheral interfacing.
• Security  Comprehensive hardware security including ARM TrustZone, boot security, cryptography, RTIC, secure fusebox, secure JTAG, secure memory and secure RTC to protect system integrity and sensitive data.
• Power & IO  3.3 V I/O voltage support suitable for standard embedded I/O domains.
• Package & Mounting  196‑TFBGA (11×11) CSBGA surface-mount package for compact board-level integration.
• Industrial Reliability  Industrial grade device with operating temperature range from −40 °C to 105 °C for demanding environments.
• Compliance  RoHS compliant for environmental and manufacturing compatibility.

Typical Applications

• Industrial Control  Embedded controllers and field equipment where industrial temperature range and reliable Ethernet/USB connectivity are required.
• Human‑Machine Interfaces (HMI)  Touchscreen and LCD-based operator panels that leverage graphics acceleration and display interfaces for responsive UIs.
• Secure Embedded Systems  Applications needing hardware-enforced security and secure boot, such as secure access controllers or protected instrumentation.
• Networked Embedded Devices  Ethernet- and USB-connected devices that require an integrated MPU with memory flexibility and peripheral support.

Unique Advantages

• Balanced compute and media acceleration: 500 MHz Cortex-A5 core plus NEON™ MPE and multimedia co-processors for responsive UI and media tasks.
• Extensive memory options: Support for multiple DDR and LPDDR generations plus QSPI enables flexibility in performance and cost trade-offs.
• Comprehensive security stack: Hardware TrustZone, secure boot and cryptography features reduce system-level integration complexity for protected applications.
• Industrial-grade operation: −40 °C to 105 °C temperature rating and industrial grade classification for deployment in challenging environments.
• Compact, surface-mount packaging: 196‑TFBGA (11×11) package supports high-density designs while maintaining a standardized footprint.
• Manufacturer provenance: Produced by Microchip Technology as part of the SAMA5D2 series.

Why Choose ATSAMA5D22A-CN?

The ATSAMA5D22A-CN positions itself as a compact, industrial-grade microprocessor that combines a 500 MHz ARM® Cortex®-A5 core with multimedia acceleration, broad memory support and extensive hardware security. Its integrated connectivity and display interfaces make it well suited for embedded designs that require a secure, connected user experience.

This part is aimed at engineers building industrial control systems, HMIs, secure embedded devices and networked products who need a reliable, RoHS-compliant MPU with flexible memory and peripheral options and an operating range that supports harsh environments.

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