MCIMX255AJM4AR2

The MCIMX255AJM4AR2 is an i.MX25 series microprocessor from NXP Semiconductors based on a single ARM926EJ-S 32‑bit core running at 400 MHz. It is engineered for industrial embedded designs that require a compact surface‑mount package, a broad set of peripheral interfaces, and integrated security capabilities.

Typical use cases include networked embedded controllers, human‑machine interfaces and IoT edge devices that benefit from onboard Ethernet, USB, CAN and flexible memory controller support. The device’s industrial qualification and extended operating temperature range support deployment in demanding environments.

Key Features

• ARM Core Single ARM926EJ-S 32‑bit core running at 400 MHz for deterministic application processing.
• Memory Controller Support Integrated controllers supporting LPDDR, DDR and DDR2 memory technologies to match target memory performance and system cost points.
• Connectivity Onboard networking and peripheral interfaces including one 10/100 Mbps Ethernet controller, dual USB 2.0 controllers with PHY, and CAN for vehicle or industrial fieldbus connectivity.
• Display & Input Interfaces Controllers for common human interface elements such as keypad, LCD and touchscreen to support HMI designs.
• Security Features Built‑in boot security, cryptography, secure fusebox, secure JTAG, secure memory and tamper detection to help protect device integrity and IP.
• Industrial Qualification & Temperature Range Industrially qualified component rated for operation from −40 °C to 85 °C for use in harsh environments.
• Package & Mounting 400‑LFBGA package (17×17 mm), surface‑mount construction for compact board designs and automated assembly.

Typical Applications

• Industrial Control Networked controllers and embedded nodes that require Ethernet, CAN and robust security for protected operation.
• Human‑Machine Interfaces (HMI) LCD and touchscreen support combined with keypad interfaces for operator panels and display‑driven controls.
• IoT Edge Devices Gateways and edge nodes leveraging Ethernet and USB connectivity plus secure boot and cryptography for device authentication and secure communications.

Unique Advantages

• Integrated Connectivity Ethernet, dual USB 2.0 with PHY and CAN support reduce external interface components and simplify board design.
• On‑chip Security Capabilities Multiple hardware security features including secure boot, cryptography and secure JTAG help establish a secure foundation for embedded applications.
• Flexible Memory Options Support for LPDDR, DDR and DDR2 memory controllers allows designers to choose memory types aligned with performance and cost targets.
• Industrial Thermal Qualification Rated for −40 °C to 85 °C operation to meet a wide range of field deployment conditions.
• Compact, Assembly‑Friendly Package 400‑LFBGA (17×17) surface‑mount package enables dense board layouts and automated manufacturing processes.

Why Choose MCIMX255AJM4AR2?

The MCIMX255AJM4AR2 delivers a balanced combination of processing capability, connectivity and hardware security in a compact industrial package. With a 400 MHz ARM926EJ‑S core, broad peripheral set and memory controller flexibility, it is suited to embedded product designs that require reliable operation across extended temperatures and integrated security building blocks.

Manufactured by NXP Semiconductors and offered in a 400‑LFBGA surface‑mount package, this part is targeted at designers seeking a secure, connected microprocessor platform for industrial control, HMI and IoT edge implementations.

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