ATSAMA5D22B-CNR

The ATSAMA5D22B-CNR is a Microchip Technology SAMA5D2 series microprocessor IC based on a single ARM® Cortex®-A5 32‑bit core running at 500 MHz. Designed for embedded and industrial applications, it combines processing performance with integrated memory controller support, multiple interfaces and comprehensive security features.

Key design attributes include industrial-grade operating range, broad memory support, on-chip connectivity (Ethernet, USB, I2C) and display interface controllers, making it suitable for networked embedded systems that require secure boot and cryptographic functions.

Key Features

• Core and Performance Single ARM® Cortex®-A5 32‑bit core clocked at 500 MHz for embedded processing tasks.
• Memory Support Integrated controllers for LPDDR1/LPDDR2/LPDDR3, DDR2, DDR3, DDR3L and QSPI to support a range of external memory configurations.
• Multimedia and DSP Acceleration Includes multimedia co‑processor support and NEON™ MPE for enhanced media and signal-processing workloads.
• Display and Input Display interface controllers for LCD, keyboard and touchscreen integration for human-machine interfaces.
• Connectivity On-chip 10/100 Mbps Ethernet (1 port), USB 2.0 with HSIC support and I2C for peripheral control and networked connectivity.
• Security Hardware 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 common industrial-level interfaces.
• Package and Mounting Available in a 196‑TFBGA (11×11) CSBGA package for surface-mount assembly.
• Industrial Temperature Range Rated for operation from −40°C to 105°C for deployment in industrial environments.
• Compliance RoHS compliant.

Typical Applications

• Industrial HMI Drives LCD and touchscreen interfaces with integrated display controllers and input support for operator panels and control panels.
• Secure Networked Gateways Uses on‑chip Ethernet and hardware security features for secure data transfer and device authentication in embedded gateways.
• Multimedia User Interfaces Leverages multimedia co‑processor and NEON™ MPE to handle graphics acceleration and media processing for embedded displays.
• Embedded Controllers and Sensor Hubs Combines I2C, USB and various memory interfaces to manage sensors, peripherals and local data storage in industrial controllers.

Unique Advantages

• Integrated Security Suite: Comprehensive hardware security (ARM TZ, secure JTAG, secure memory, secure RTC, secure fusebox) simplifies secure boot and runtime protection.
• Flexible Memory Options: Support for multiple DRAM generations and QSPI enables designers to choose memory solutions that match performance and cost targets.
• Industrial-Grade Operation: −40°C to 105°C rating and 3.3 V I/O support make the device suitable for harsh embedded environments.
• Broad Connectivity: Built‑in 10/100 Mbps Ethernet, USB 2.0 + HSIC and I2C reduce external component count for networked designs.
• Compact Surface-Mount Package: 196‑TFBGA (11×11) package enables high-density board designs while supporting industrial mounting requirements.
• Multimedia Acceleration: NEON™ MPE and multimedia co‑processor support offload of media tasks from the core to improve UI responsiveness.

Why Choose ATSAMA5D22B-CNR?

The ATSAMA5D22B-CNR positions itself as a secure, industrial-grade embedded microprocessor that balances processing performance, multimedia capability and extensive peripheral support. Its single ARM® Cortex®-A5 core at 500 MHz, broad memory compatibility and built-in connectivity options make it well suited for designers building industrial HMIs, secure gateways and other embedded systems requiring dependable operation across a wide temperature range.

Backed by Microchip Technology's SAMA5D2 series architecture and an integrated security feature set, this part delivers a compact, surface-mount solution that simplifies BOM and design integration for long-term, robust embedded deployments.

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