NXP Semiconductors MIMX8US3DVK08SC

Overview

MIMX8US3DVK08SC from NXP Semiconductors is a dual-core Arm Cortex-A35 (800 MHz) + Arm Cortex-M33F (216 MHz) applications processor with integrated Fusion DSP (200 MHz), HiFi4 DSP (up to 600 MHz), PowerQuad and Casper co-processors, and EdgeLock secure enclave. It supports LPDDR3/LPDDR4/LPDDR4X memory, MIPI DSI/CSI, dual USB 2.0 OTG, and 3x eMMC/SD host interfaces - deployed in battery-powered edge AI voice assistants and low-power industrial HMIs.

For engineers reviewing the MIMX8US3DVK08SC datasheet, MIMX8US3DVK08SC pinout, MIMX8US3DVK08SC application, or MIMX8US3DVK08SC equivalent, key selection criteria include dual-domain real-time Linux/RTOS partitioning, on-chip cryptographic acceleration (ECDSA P256, SHA-256, NIST RNG), ultra-low power modes with DVFS, and FCBGA 9.4 × 9.4 mm, 0.4 mm pitch packaging for space-constrained designs.

Technical Context

The MIMX8US3DVK08SC implements a heterogeneous multi-domain architecture: the application domain (Cortex-A35) runs Linux with 512 KB L2 cache and TrustZone security, while the real-time domain (Cortex-M33F) executes FreeRTOS with MPU, dedicated boot ROM, and secure watchdog timers. Both domains share 768 KB zero-wait-state shared RAM and access independent FlexSPI, UART, I²C, and I²S peripherals.

Its low-power audio/video domain integrates Verisilicon GCNanoUltra3.1 GPU (OpenGL ES 3.1, Vulkan 1.3), MIPI DSI/CSI controllers, and HiFi4 DSP with quad MAC and dual VFPU - enabling concurrent display rendering, voice wake-word detection, and sensor fusion without waking the A35 core. Power management includes uPower subsystem with RISC-V controller, DVFS, and multiple ultra-low power states.

Key Specifications

Pinout & Package

Package: 512-ball Fine-Pitch Chip Scale Ball Grid Array (FCBGA), 9.4 mm × 9.4 mm, 0.4 mm ball pitch, RoHS-compliant. Thermal pad on underside for enhanced heat dissipation in fanless designs.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MIMX8US3DVK08SC, MIMX8UD3DVK08SC trades display capability for lower unit cost, while MIMX8US5DVP08SC exchanges compact FCBGA packaging for prototyping flexibility - neither offers pin compatibility, requiring PCB redesign for substitution.

Availability

MIMX8US3DVK08SC is available at Aetrix Electronics and suitable for smart home voice hubs, industrial HMI panels, portable medical monitors, and automotive cabin controllers requiring stable component supply across multi-year production cycles.

Supply support for MIMX8US3DVK08SC 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 specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with headquarters in Eindhoven, Netherlands.

The i.MX 8ULP family - including MIMX8US3DVK08SC - was designed specifically for battery-operated edge intelligence devices demanding simultaneous high-performance computing, real-time responsiveness, and sub-100 µA deep-sleep current.

FAQ

What is the maximum supported LPDDR4 speed for the MIMX8US3DVK08SC?

The MIMX8US3DVK08SC supports LPDDR4 data rates up to 3200 MT/s (1600 MHz clock) with 32-bit bus width, as specified in the LPDDR4C controller documentation. This enables sustained memory bandwidth of 5.12 GB/s - sufficient for concurrent 1080p video decode, neural network inference, and UI rendering without frame drops. The controller includes DFI 3.1 interface and built-in calibration logic for reliable operation across voltage and temperature ranges.

Does the MIMX8US3DVK08SC include hardware support for CAN FD?

No, the MIMX8US3DVK08SC integrates only FlexCAN modules compliant with ISO 11898-1 and CAN 2.0 B specifications - supporting up to 1 Mbps classical CAN, but not CAN FD's higher data rates or extended data length. For CAN FD applications, designers must add an external CAN FD transceiver paired with the existing FlexCAN peripheral, or select an i.MX 8M Plus variant which includes native CAN FD controllers.

How is secure boot implemented on the MIMX8US3DVK08SC?

The MIMX8US3DVK08SC implements secure boot via its EdgeLock secure enclave, which performs ECDSA P256 signature verification of the AHAB-signed boot image stored in external flash. The process begins with ROM code loading the AHAB container, validating its signature against immutable public keys fused in OTP, then decrypting and authenticating subsequent firmware stages in secure RAM before execution - establishing a hardware-rooted chain of trust that prevents unauthorized firmware execution.

Can the HiFi4 DSP in the MIMX8US3DVK08SC operate independently of the Cortex-A35 and Cortex-M33 cores?

Yes, the HiFi4 DSP can run autonomously in ultra-low power modes while both Cortex-A35 and Cortex-M33 cores are powered down. It retains access to 64 KB ITCM, 64 KB DTCM, and AXI-connected LPDDR memory via its cached design - enabling continuous voice activity detection, keyword spotting, or sensor fusion without waking the application or real-time domains, thereby extending battery life in always-listening applications.

What display interfaces does the MIMX8US3DVK08SC support natively?

The MIMX8US3DVK08SC natively supports 4-lane MIPI DSI for driving high-resolution embedded displays (up to 1920×1200), dual-lane MIPI CSI for camera input, and PXP E-Ink Display Engine for bistable displays. It does not include HDMI or LVDS controllers - those require external bridge ICs. The DCNano display controller supports EPDC panels through MIPI, Smart Displays, and Video mode, with optional power gating when inactive.