NXP Semiconductors MCIMX355AVM5BR2

Overview

MCIMX355AVM5BR2 from NXP Semiconductors (formerly Freescale) is an AEC-Q100 Grade 3 automotive application processor based on the ARM1136JF-S core operating at 532 MHz, featuring 16 KB L1 instruction cache, 16 KB L1 data cache, 128 KB L2 cache, and integrated Image Processing Unit (IPU) for camera interface and display processing. It supports automotive infotainment systems requiring QVGA video decode, WVGA display, Bluetooth hands-free audio, and navigation UI rendering.

For engineers reviewing the MCIMX355AVM5BR2 datasheet, MCIMX355AVM5BR2 pinout, MCIMX355AVM5BR2 application, or MCIMX355AVM5BR2 equivalent, key selection criteria include AEC-Q100 qualification, dual CAN 2.0B interfaces, 532 MHz real-time performance under –40 °C to +85 °C ambient, and support for mobile DDR/DDR2/SDRAM plus NAND/NOR Flash memory subsystems.

Technical Context

The MCIMX355AVM5BR2 implements a dual-domain architecture: ARM1136 platform domain (AP) for OS/application execution and shared SDMA domain for DMA-managed peripherals. Its AP domain integrates VFP11 co-processor for floating-point acceleration and IPUv1 for hardware-accelerated color space conversion, image rotation, and display blending - offloading ARM11 core during multimedia workloads.

Power management employs clock gating, power gating, and well biasing to reduce leakage; internal logic voltage scales from 1.4 V to 1.22 V. The device uses a hierarchical memory architecture with L1/L2 caches and supports flexible external memory including SDRAM (up to 133 MHz), mobile DDR, DDR2 (4-bank), SLC/MLC NAND, NOR Flash, and SRAM.

Key Specifications

Pinout & Package

MCIMX355AVM5BR2 uses a 1568-ball MAPBGA package (Case 5284), 17 mm × 17 mm, 0.8 mm pitch, RoHS-compliant and MSL Level 3. Ball map corresponds to silicon revision 2.0 (Table 94/96); layout incompatible with revision 2.1.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MCIMX356AVM5B, MCIMX355AVM5BR2 trades GPU2D acceleration for lower cost and power in video-first infotainment; compared with MCIMX355AJQ5C, it offers proven layout compatibility and documented thermal behavior in production automotive modules.

Availability

MCIMX355AVM5BR2 is available at Aetrix Electronics and suitable for automotive infotainment head units, digital instrument clusters, in-vehicle navigation terminals, and telematics control units requiring stable component supply across extended product lifecycles.

Supply support for MCIMX355AVM5BR2 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 company specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with leadership in AEC-Q100-qualified processors and automotive networking.

The i.MX35 family was designed specifically for automotive infotainment and navigation systems, emphasizing AEC-Q100 Grade 3 reliability, real-time multimedia processing, and integration of CAN, USB, and display interfaces - with MCIMX355AVM5BR2 targeting cost-optimized video-enabled head units.

FAQ

What is the maximum operating frequency of the MCIMX355AVM5BR2 and how does it compare to the 400 MHz variant?

The MCIMX355AVM5BR2 operates at a maximum frequency of 532 MHz. This higher clock rate meets all electrical and timing specifications of the 400 MHz variant (MCIMX355AVM4B), allowing direct substitution in existing designs. The 532 MHz speed enables full utilization of USB 2.0 OTG (480 Mbps), Ethernet MAC (100 Mbps), and video decode pipelines without throttling, making MCIMX355AVM5BR2 ideal for performance-critical automotive infotainment applications.

Does the MCIMX355AVM5BR2 support AEC-Q100 qualification and what grade is it rated for?

Yes, the MCIMX355AVM5BR2 is AEC-Q100 qualified and rated for Grade 3, meaning it is specified to operate reliably over an ambient temperature range of –40 °C to +85 °C. This qualification covers stress testing for temperature cycling, humidity, ESD, and mechanical shock - confirming suitability for under-dash automotive environments where thermal and vibration conditions are demanding. MCIMX355AVM5BR2's qualification status is documented in Freescale's i.MX35 Applications Processors for Automotive Products datasheet (Rev. 10).

What memory types does the MCIMX355AVM5BR2 support and how are they used in automotive systems?

The MCIMX355AVM5BR2 supports mobile DDR, DDR2 (4-bank), SDRAM (up to 133 MHz), SLC/MLC NAND Flash, NOR Flash, and SRAM. In automotive systems, NAND Flash stores the OS image and map databases; DDR2 provides runtime memory for Linux/QNX execution and UI rendering; NOR Flash holds boot code and firmware recovery images; and internal 128 KB SRAM serves as low-latency scratchpad for real-time tasks like CAN message handling. This multi-memory architecture enables robust, fast-booting infotainment platforms.

How does the Image Processing Unit (IPUv1) in the MCIMX355AVM5BR2 improve camera-based applications?

The IPUv1 in MCIMX355AVM5BR2 performs hardware-accelerated functions including YUV↔RGB color space conversion, image rotation, scaling, de-interlacing, and display blending - all without ARM11 core intervention. In rear-view camera systems, this enables real-time 30 Mpixels/s video processing from parallel sensors while freeing CPU resources for navigation or voice recognition. The IPU also supports pre- and post-filtering (e.g., MPEG-4 deblocking), improving visual quality of decoded video streams in MCIMX355AVM5BR2-based head units.

What is the package type and thermal profile of the MCIMX355AVM5BR2?

The MCIMX355AVM5BR2 uses a 1568-ball MAPBGA package (Case 5284), measuring 17 mm × 17 mm with 0.8 mm pitch, RoHS-compliant and moisture sensitivity level (MSL) 3. Its thermal characteristics specify a junction-to-ambient thermal resistance (θJA) of 22.5 °C/W under standard JEDEC PCB conditions. The device is rated for operation up to +85 °C ambient, with thermal design guidance provided in Section 4.6 of the i.MX35 datasheet to ensure reliable performance in enclosed automotive enclosures.