AT91SAM9X25-CU

The AT91SAM9X25-CU is a Microchip Technology SAM9X series microprocessor IC based on a single ARM926EJ-S core running at 400 MHz. Designed for embedded applications, this industrial-grade MPU integrates a range of memory controllers and connectivity interfaces to support networked and display-driven systems.

With multiple Ethernet and USB ports, LCD/touchscreen display support, and a wide operating temperature range, the device targets industrial embedded designs that require robust I/O integration and reliable operation across -40°C to 85°C.

Key Features

• Core ARM926EJ-S single 32-bit core operating at 400 MHz for deterministic embedded processing.
• Memory Controllers On-chip controllers for LPDDR, LPDDR2, DDR2, DDR, SDR and SRAM to support a variety of external memory options.
• Display Integrated display interface controllers for LCD and touchscreen support, enabling human-machine interface designs.
• Ethernet Dual 10/100 Mbps Ethernet interfaces for wired networking and industrial communications.
• USB Three USB 2.0 ports to support host/device connectivity for peripherals and data transfer.
• Additional Interfaces CAN interface for vehicle/industrial network integration and other serial control networks.
• Package & Mounting 217-ball LFBGA package (15 × 15 mm) in a surface-mount form factor for compact board designs.
• Industrial Temperature Range Rated for operation from -40°C to 85°C, suitable for industrial environments.
• Compliance RoHS compliant.

Typical Applications

• Industrial Automation — Embedded controllers and gateways that require industrial temperature range, Ethernet connectivity and CAN support.
• Human–Machine Interfaces (HMI) — LCD and touchscreen support for operator panels and interactive displays in embedded systems.
• Networked Embedded Devices — Dual 10/100 Mbps Ethernet ports and multiple USB 2.0 interfaces for communication and peripheral connectivity.
• Embedded Control Systems — Single-core ARM926EJ-S processing at 400 MHz for deterministic control and system management tasks.

Unique Advantages

• Balanced processing performance: A 400 MHz ARM926EJ-S core delivers deterministic 32-bit processing suitable for control and embedded application workloads.
• Flexible memory support: Multiple memory controller options (LPDDR, LPDDR2, DDR2, DDR, SDR, SRAM) simplify BOM choices and board design trade-offs.
• Integrated connectivity: Dual 10/100 Ethernet ports, three USB 2.0 ports and CAN provide broad I/O for networked and peripheral-rich applications.
• Display-ready interfaces: Built-in LCD and touchscreen controllers help accelerate HMI development without additional bridge components.
• Industrial reliability: Surface-mount 217-LFBGA package and -40°C to 85°C operating range support deployment in industrial environments.
• Regulatory readiness: RoHS compliance supports environmental and manufacturing requirements.

Why Choose AT91SAM9X25-CU?

The AT91SAM9X25-CU positions itself as a solid choice for embedded engineers seeking a well-integrated, industrial-grade microprocessor with a 400 MHz ARM926EJ-S core and broad peripheral support. Its combination of memory controller flexibility, multiple Ethernet and USB ports, and display interfaces makes it suitable for HMIs, industrial controllers, and networked embedded devices that require dependable operation across a wide temperature range.

For designs that prioritize integration, predictable performance, and industrial robustness, the AT91SAM9X25-CU delivers a practical platform with support for varied memory technologies and common industrial interfaces, backed by Microchip Technology’s product series and documentation.

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