NXP Semiconductors MIMX8DX5FVLFZAC

Overview

MIMX8DX5FVLFZAC from NXP Semiconductors is an automotive-grade i.MX 8DualXPlus applications processor featuring dual Arm Cortex-A35 cores at 1.2 GHz, one Cortex-M4F core at 264 MHz, integrated GC7000Lite GPU and VPU, FIPS 140-2 certified security, and 21 mm × 21 mm FCPBGA package with 0.8 mm pitch. It supports LPDDR4 @1200 MHz, dual Gigabit Ethernet with AVB, 3× CAN/CAN-FD, MIPI-CSI/DSI, and parallel LCD up to 24-bit/720p60 - deployed in digital instrument clusters and infotainment head units.

For engineers reviewing the MIMX8DX5FVLFZAC datasheet, MIMX8DX5FVLFZAC pinout, MIMX8DX5FVLFZAC application, or MIMX8DX5FVLFZAC equivalent, key selection criteria include verified FIPS 140-2 certification status, GPU/VPU enablement (vs. MIMX8DX2FVLFZAC), DDR interface width (32-bit LPDDR4), PCIe 3.0 support, and SCFW version compatibility (≥ v1.3.0).

Technical Context

The MIMX8DX5FVLFZAC implements a heterogeneous multicore architecture: two Cortex-A35 cores handle rich OS execution (Linux/Android) with TrustZone-enabled memory isolation, while the Cortex-M4F core manages real-time tasks including safety-critical display failover via SafeAssure. Its GC7000Lite GPU delivers OpenGL ES 3.1 and Vulkan 1.0 support for UI rendering, and the VPU enables H.265 decode at 4Kp30 and H.264 encode at 1080p30.

Security is enforced by CAAM with AES-128/256, SHA-256/384/512, RSA-4096, ECDSA, and 64 KB secure RAM erased on tamper detection. The System Control Unit (SCU) manages power domains, clock gating, boot ROM, and PMIC interface - all coordinated via SCFW v1.3.0+ to ensure deterministic startup and runtime integrity.

Key Specifications

Pinout & Package

Package: Fine-pitch Chip-scale Ball Grid Array (FCPBGA), 21 mm × 21 mm body, 0.8 mm ball pitch, lidded construction. Thermal design supports automotive under-hood environments with JEDEC JESD51-2 compliant thermal resistance (θ_JA ≈ 22°C/W typical).

Key Features

Applications

Equivalent & Alternatives

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

Compared with MIMX8DX6FVLFZAC, MIMX8DX5FVLFZAC removes the HiFi 4 DSP but retains full GPU/VPU and display capabilities - optimizing for UI-rich infotainment without voice processing. Against MIMX8DX2FVLFZAC, it adds GPU/VPU and 24-bit LCD support - enabling instrument clusters and media centers where MIMX8DX2FVLFZAC cannot function.

Availability

MIMX8DX5FVLFZAC is available at Aetrix Electronics and suitable for automotive digital instrument clusters, infotainment head units, and central gateways requiring stable component supply, long lifecycle support, and AEC-Q100 Grade 2 qualification.

Supply support for MIMX8DX5FVLFZAC 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 deep expertise in Arm-based SoCs and automotive functional safety.

The i.MX 8X family - including MIMX8DX5FVLFZAC - was designed specifically for automotive infotainment and digital cockpit applications demanding ASIL-B compliance, real-time responsiveness, and hardware-accelerated multimedia processing.

FAQ

What is the minimum System Controller Firmware (SCFW) version required for MIMX8DX5FVLFZAC?

MIMX8DX5FVLFZAC requires SCFW version 1.3.0 or later for correct operation and to prevent reliability issues. This version is delivered within NXP Yocto Linux release 4.14.98_2.3.0 and later BSPs. Using older SCFW (e.g., v1.2.10) may cause boot failures or undefined behavior in power management and security modules. Always verify the SCFW binary bundled with your selected BSP matches the minimum requirement for MIMX8DX5FVLFZAC.

Does MIMX8DX5FVLFZAC support LPDDR4 with ECC?

No, MIMX8DX5FVLFZAC supports LPDDR4 without ECC. ECC is only available on the DDR3L interface option (up to 40-bit with ECC). The LPDDR4 interface is strictly 32-bit with no ECC capability - confirmed in Section 4.2 of IMX8QXPAEC Rev. 4. For applications requiring memory error correction with LPDDR4, designers must implement software ECC or select alternate SoCs with LPDDR4 ECC support.

Can MIMX8DX5FVLFZAC drive three independent displays simultaneously?

No, MIMX8DX5FVLFZAC supports up to two independent displays: two MIPI-DSI/LVDS combo interfaces (each configurable as 4-lane DSI or LVDS) or one dual-channel LVDS interface plus one 24-bit parallel LCD. The third display capability cited in the i.MX 8X family overview applies only to i.MX 8QuadXPlus variants (e.g., MIMX8QX6FVLFZAC), not the DualXPlus series. MIMX8DX5FVLFZAC's display controller is limited to two outputs.

Is PCIe 3.0 support available on MIMX8DX5FVLFZAC, and what are its electrical requirements?

Yes, MIMX8DX5FVLFZAC includes one PCIe 3.0 lane (Gen3, 8 GT/s) with L1 substate support. It requires a 100 MHz ±300 ppm differential reference clock (PCIe3_REFCLK±), AC-coupled with 100 Ω differential impedance, and strict PCB layout adherence to PCIe 3.0 eye diagram specs (t_SKew < 10 ps, insertion loss < −15 dB at 4 GHz). The interface does not support link training beyond x1 width.

How does the FIPS 140-2 certification apply to MIMX8DX5FVLFZAC's security features?

MIMX8DX5FVLFZAC's FIPS 140-2 certification covers the CAAM cryptographic module - validating AES-128/256, SHA-256/384/512, RSA-2048/4096, and ECDSA operations executed within the hardware security engine. Certification does not extend to software-based crypto or external peripherals. The certificate (NVLAP Lab Code 200326-0) applies specifically to the i.MX 8DualXPlus silicon revision used in MIMX8DX5FVLFZAC, not earlier or alternate packages.