MCIMX285AVM4B

The MCIMX285AVM4B is an i.MX28-series microprocessor from NXP Semiconductors based on a single ARM926EJ-S 32‑bit core running up to 454 MHz. It targets cost-optimized multimedia and embedded gateway designs with an emphasis on integration, power efficiency, and automotive-grade reliability.

Built for applications such as automotive infotainment and gateway products, the device combines an integrated power management unit, on-chip SRAM, and multiple peripheral interfaces to reduce system complexity and BOM.

Key Features

• Core — ARM926EJ-S single 32‑bit core operating up to 454 MHz with on‑chip caches (16 KB instruction, 32 KB data as documented).
• On‑chip Memory — Includes 128 KB of on‑chip SRAM to help reduce external RAM requirements for small‑footprint RTOS applications.
• Memory Interfaces — External memory controller support for LVDDR, LVDDR2 and DDR2 memories for flexible system memory choices.
• Integrated Power Management — On‑chip PMU with a triple‑output DC‑DC switching converter and multiple linear regulators for power sequencing and peripheral power control; includes battery charging capability as documented.
• Connectivity — Integrated USB 2.0 with PHY (two controllers), 10/100 Mbps Ethernet (one), and CAN interface for diverse networking and peripheral connectivity.
• Storage & Expansion — Supports SD/SDIO/MMC and connections to SLC/MLC NAND Flash for storage and boot options.
• Display & UI — Controllers for LCD, keypad and touchscreen interfaces to support vehicle displays and human‑machine interfaces.
• Security — Hardware features for boot security, cryptography and a hardware ID to support secure system designs.
• Automotive Qualification — Documented as AEC‑Q100 qualified in the series datasheet for automotive product use.
• Package & Temperature — 289‑MAPBGA package (14 × 14 mm, 0.8 mm pitch) and operating temperature range −40 °C to 85 °C for extended‑temperature applications.

Typical Applications

• Automotive Infotainment — Drive in‑vehicle multimedia systems and display/user interface controllers using the integrated LCD and touchscreen support.
• Vehicle Gateways and Telematics — Implement gateway functions and telematics endpoints leveraging Ethernet, CAN and USB connectivity.
• Cost‑Optimized Multimedia Devices — Build embedded multimedia systems that benefit from the integrated PMU, on‑chip SRAM and external memory support for balanced cost and performance.

Unique Advantages

• Highly integrated platform: On‑chip PMU, USB PHYs and display controllers reduce external components and simplify board design.
• Automotive‑grade readiness: AEC‑Q100 qualification for the series supports use in automotive product designs requiring qualification.
• Reduced external memory needs: 128 KB on‑chip SRAM helps lower external RAM requirements for small RTOS footprints.
• Flexible connectivity: Multiple interfaces including USB 2.0, 10/100 Ethernet and CAN enable diverse networking and peripheral options.
• Power sequencing and battery support: Integrated triple‑output DC‑DC converter, regulators and documented battery charging capability streamline power management.
• Robust operating range: −40 °C to 85 °C operation and a compact 289‑MAPBGA package for space‑constrained embedded systems.

Why Choose MCIMX285AVM4B?

The MCIMX285AVM4B positions itself as a balanced, integrated microprocessor solution for designs that require an efficient ARM926EJ‑S core, comprehensive peripheral connectivity, and automotive‑grade qualification. Its combination of on‑chip SRAM, integrated power management, and multiple memory interface options makes it suitable for infotainment, gateway, and cost‑sensitive multimedia systems.

Backed by NXP documentation and the i.MX28 family feature set, this device offers designers a compact, well‑documented option for scalable embedded applications that need reliable operation across extended temperature ranges.

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