MCIMX31CJMN4C

The MCIMX31CJMN4C is a single-core ARM1136JF-S based microprocessor in the i.MX 31 family, running at 400 MHz and packaged in a 473-LFBGA (19 × 19 mm) surface-mount package. It targets embedded multimedia and control applications, offering an integrated set of processing, multimedia and I/O capabilities for industrial and advanced embedded designs.

Designed for low-power operation using advanced power-saving techniques, the device combines a 32-bit ARM11 core with multimedia co-processors and hardware acceleration to deliver balanced performance and efficiency for human-interface and multimedia workloads.

Key Features

• Core — ARM1136JF-S 32-bit microprocessor core running at 400 MHz, providing a single-core execution environment for embedded applications.
• Multimedia Co-processors — Integrated multimedia acceleration including GPU, Image Processing Unit (IPU), MPEG-4 hardware encoder and Vector Floating Point (VFP) co-processor for offloading media and compute tasks.
• Memory and Storage Interfaces — DDR memory controller support and connectivity to external memories such as NAND Flash, NOR Flash, SDRAM and SRAM as described in the product documentation.
• Display and HMI — Built-in controllers for keyboard, keypad and LCD to support human interface applications.
• High-speed USB — USB 2.0 support, including high-speed USB OTG capability referenced in the product documentation.
• Peripheral Interfaces — Additional interfaces such as 1-Wire and storage interfaces (ATA, MMC/SDIO, compact flash referenced in the datasheet) for flexible system integration.
• Security Features — On-chip security primitives including Random Number Generator, RTIC, Secure Fusebox, Secure JTAG and Secure Memory to support protected operation.
• Low-power Technology — Optimized for minimal power consumption using DVFS, power gating and clock gating along with 90 nm dual-Vt process techniques noted in the documentation.
• Package and Mounting — 473-LFBGA package (19 × 19 mm, 0.8 mm pitch), surface-mount package suited for compact embedded boards.
• Operating Range and Compliance — Industrial qualification and extended operating temperature range of −40 °C to 85 °C. RoHS compliant.

Typical Applications

• Automotive infotainment and navigation — Multimedia processing and HMI control functionality suited for infotainment/navigation features described in the product documentation.
• Industrial control (human interface) — HMI-driven industrial systems leveraging integrated display controllers, low-power operation and extended temperature rating.
• Embedded multimedia systems — Devices requiring on-chip MPEG-4 encoding, image processing and graphics acceleration for video and imaging tasks.

Unique Advantages

• Highly integrated multimedia engine: On-chip GPU, IPU and MPEG-4 encoder reduce external component needs and simplify multimedia system design.
• Balanced performance and efficiency: ARM1136JF-S core at 400 MHz combined with DVFS, power gating and clock gating enables strong performance with controlled power consumption.
• Rich peripheral set: USB 2.0, DDR memory controller and multiple storage and interface options support diverse connectivity and storage requirements.
• Security-first features: Hardware security primitives such as RNG, secure fusebox and secure JTAG provide building blocks for protected systems.
• Industrial-ready thermal range: Operation from −40 °C to 85 °C and industrial qualification support deployment in extended-temperature embedded environments.
• Compact BGA package: 473-LFBGA (19 × 19 mm, 0.8 mm pitch) enables dense, surface-mount board layouts for space-constrained products.

Why Choose MCIMX31CJMN4C?

The MCIMX31CJMN4C positions itself as a compact, low-power multimedia application processor that brings together an ARM11-class core, dedicated multimedia accelerators and extensive I/O in a single-package solution. Its combination of performance, integrated peripherals and industrial temperature capability makes it suitable for embedded designs that require media handling, human interfaces and robust operation.

With on-chip security features and a focus on power-saving techniques, the device is appropriate for developers looking to reduce BOM complexity while addressing performance, thermal and security considerations in industrial and multimedia-focused embedded projects.

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