NXP Semiconductors MCIMX6Q5EYM12AC

Overview

MCIMX6Q5EYM12AC from NXP Semiconductors is an industrial-grade quad-core Arm Cortex-A9 applications processor operating at 1.2 GHz, integrating VPU, GPU3Dv4 (OpenGL ES 2.0), GPU2Dv2, and IPUv3H for 1080p video decode/encode, 2D/3D graphics acceleration, and dual-camera image processing. It features a 64-bit DDR3/DDR3L/LPDDR2-800 memory interface and supports HDMI 1.4, MIPI DSI/CSI-2, Gigabit Ethernet, PCIe v2.0, and dual FlexCAN - deployed in rugged HMI, medical imaging, and industrial automation systems.

For engineers reviewing the MCIMX6Q5EYM12AC datasheet, MCIMX6Q5EYM12AC pinout, MCIMX6Q5EYM12AC application, or MCIMX6Q5EYM12AC equivalent, key selection criteria include industrial temperature range (−40°C to +105°C), FCPBGA-624 package with 0.8 mm pitch, 1.2 GHz core frequency under 24 MHz reference clock constraint, integrated CAAM security module, and boot ROM with A-HABv4 secure boot support.

Technical Context

The MCIMX6Q5EYM12AC implements a symmetric quad-core Arm Cortex-A9 MPCore platform with 32 KB L1 instruction and data caches per core, 1 MB shared L2 cache, TrustZone-enabled memory protection, and SCU-based cache coherency. Its SoC-level architecture integrates eight PLLs, a multi-mode DDR controller (MMDC) supporting DDR3-1066 and LPDDR2-800, and dedicated hardware accelerators including VPU (H.264 BP/MP/HP, MPEG-4 ASP, VC-1 AP), ASRC for audio sample rate conversion, and BCH40 for NAND ECC up to 40-bit.

Power management includes dynamic voltage and frequency scaling (DVFS), software state retention, power gating for CPU/MPE domains, and integrated linear regulators managed by the PMU. Security subsystem comprises CAAM (16 KB secure RAM, NIST-certified PRNG), SNVS with SRTC, CSU-enforced boot policy, and A-HABv4 enabling SHA-256, 2048-bit RSA, and version-controlled secure boot.

Key Specifications

Pinout & Package

MCIMX6Q5EYM12AC is housed in a 624-ball Fine-Pitch Chip Array Ball Grid Array (FCPBGA) package measuring 21 mm × 21 mm with 0.8 mm ball pitch and lidded construction. Pin assignments follow the standardized i.MX 6 series signal naming convention (per IMX 6 Series Standardized Signal Name Map EB792) and are defined in Section 6 of IMX6DQIEC Rev. 6.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar applications processor applications.

Compared with MCIMX6Q5EYM12AC, MCIMX6Q6AVT10AC trades 200 MHz headroom for broader thermal margin and earlier silicon revision, while MCIMX6D5EYM12AC reduces core count and L2 cache size without sacrificing video, graphics, or security capabilities - enabling tiered product families within identical mechanical and thermal constraints.

Availability

MCIMX6Q5EYM12AC is available at Aetrix Electronics and suitable for industrial HMI, medical imaging terminals, railway onboard displays, and smart energy gateways requiring stable component supply across extended lifecycle commitments.

Supply support for MCIMX6Q5EYM12AC includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT markets, with headquarters in Eindhoven, Netherlands.

The i.MX 6 series - including MCIMX6Q5EYM12AC - was designed specifically for high-reliability industrial applications demanding long-term availability, extended temperature operation, and hardware-enforced security for edge computing and human-machine interaction.

FAQ

What is the maximum operating frequency of the MCIMX6Q5EYM12AC and what clock requirement enables it?

The MCIMX6Q5EYM12AC operates at a maximum frequency of 1.2 GHz. This speed is achievable only when a ≥24 MHz input clock is supplied to the CLK_24M pin - a requirement driven by USB PHY timing constraints. Without this clock, the SoC cannot reach its rated 1.2 GHz; using a lower-frequency reference reduces maximum attainable core speed per the IMX6DQIEC datasheet's electrical characteristics table.

Does the MCIMX6Q5EYM12AC support secure boot, and which cryptographic standards does it implement?

Yes, the MCIMX6Q5EYM12AC implements A-HABv4 (Advanced High Assurance Boot) with SHA-256 hash verification and 2048-bit RSA signature validation. It leverages the CAAM module for NIST-certified cryptographic operations and SNVS for secure real-time clock and non-volatile key storage - all enforced at silicon level before any user code executes.

Which display interfaces are supported by the MCIMX6Q5EYM12AC, and what resolutions do they enable?

The MCIMX6Q5EYM12AC supports HDMI 1.4 (up to 1080p60), dual LVDS (each up to WUXGA@60Hz), parallel RGB (up to 225 Mpixels/sec), and MIPI DSI (1 Gbps/lane). Combined, these interfaces allow concurrent driving of four displays - for example, dual HD1080 panels plus HDMI output and LVDS touch overlay - with total raw pixel throughput capped at 450 Mpixels/sec at 24 bpp.

What NAND Flash ECC capability does the MCIMX6Q5EYM12AC provide, and how is it implemented?

The MCIMX6Q5EYM12AC integrates the BCH40 module, delivering up to 40-bit error correction coding for raw NAND Flash devices. This is implemented in hardware within the GPMI controller and applies to all NAND page sizes (2 KB, 4 KB, 8 KB) and types (MLC/SLC, ONFI 2.2, BA-NAND), enabling reliable boot and data storage on industrial-grade NAND with high endurance requirements.

Is the MCIMX6Q5EYM12AC pin-compatible with other i.MX 6Quad variants such as MCIMX6Q7CVT08AC?

Yes, the MCIMX6Q5EYM12AC is pin-compatible with all i.MX 6Quad processors in the FCPBGA-624 package (e.g., MCIMX6Q7CVT08AC), sharing identical ball map, power sequencing, and signal naming per IMX6DQIEC Rev. 6. Differences lie solely in frequency grade, silicon revision, and fuse configuration - not physical layout or interface timing.