NXP Semiconductors MCIMX233CJM4CR2

Overview

MCIMX233CJM4CR2 from NXP is an ARM926EJ-S™-based 32-bit multimedia applications processor operating at up to 454 MHz, integrating power management (DC-DC converter, Li-Ion battery charging), stereo analog audio ADC/DAC with headphone and 1.5 W mono speaker amplifiers, 12-bit LRADC, and LCDIF supporting 24-bit VGA (640×480) displays - deployed in portable media players and industrial HMI panels.

For engineers reviewing the MCIMX233CJM4CR2 datasheet, MCIMX233CJM4CR2 pinout, MCIMX233CJM4CR2 application, or MCIMX233CJM4CR2 equivalent, key selection considerations include its -40°C to +85°C industrial temperature grade, 169-pin MAPBGA 0.8 mm pitch package, integrated PXP pixel pipeline for hardware-accelerated display preprocessing, NAND boot support with 20-bit BCH ECC, and dual I2S interfaces for multi-audio-path designs.

Technical Context

The MCIMX233CJM4CR2 implements an Arm926EJ-S core with 16 KB instruction and 16 KB data L1 cache, clocked to 454 MHz, and includes on-chip silicon temperature and speed sensors for dynamic voltage/frequency scaling. Its integrated DC-DC regulator delivers four independent LDO outputs and supports direct 5 V input (USB/wall adapter) alongside single-cell Li-Ion battery operation with charging capability.

It features a full-featured multimedia subsystem: LCDIF with 24-bit parallel interface, PXP for hardware-based image rotation, alpha blending, and color space conversion; dual I2S controllers; S/PDIF transmitter; 10-bit video DAC with PAL/NTSC encoder; and GPMI supporting 16-bit NAND with 20-bit BCH error correction - all mapped to dedicated memory-mapped registers and DMA channels.

Key Specifications

Pinout & Package

MCIMX233CJM4CR2 is housed in a 169-ball MAPBGA package (0.8 mm ball pitch, 12 mm × 12 mm body), with thermal pad exposed on underside for enhanced heat transfer. Pin functions are defined per NXP reference schematic and i.MX233 Hardware Developer's Guide Rev. 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MCIMX233CJM4CR2, MCIMX233DJM4C offers identical functionality at lower cost for non-industrial use, while i.MX283 adds networking and security at the expense of higher BOM cost, larger footprint, and increased power draw - making MCIMX233CJM4CR2 optimal for cost- and size-constrained battery-powered multimedia HMI.

Availability

MCIMX233CJM4CR2 is available at Aetrix Electronics and suitable for portable media players, industrial HMI panels, and VoIP handsets requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for MCIMX233CJM4CR2 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 headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.

The i.MX233 series - including MCIMX233CJM4CR2 - was designed specifically for cost-sensitive, battery-powered multimedia and human-machine interface applications requiring integrated analog peripherals, low-power operation, and robust NAND reliability.

FAQ

What is the maximum operating temperature specification for MCIMX233CJM4CR2?

The MCIMX233CJM4CR2 is rated for industrial temperature operation from -40°C to +85°C. This specification is guaranteed across all functional blocks including the Arm926EJ-S core, LCDIF, PXP, NAND controller, and integrated power management unit - validated per JEDEC JESD22-A108F. The on-die temperature sensor provides real-time feedback for thermal throttling in MCIMX233CJM4CR2-based designs.

Does MCIMX233CJM4CR2 support booting directly from NAND flash?

Yes, MCIMX233CJM4CR2 supports NAND boot with hardware-accelerated error correction using either 20-bit BCH or 8-bit Reed-Solomon algorithms. It boots from SLC, MLC, and managed NAND devices connected via the GPMI interface. The ROM bootloader validates NAND pages before loading the second-stage bootloader, ensuring firmware integrity at power-on - a critical feature for unattended MCIMX233CJM4CR2 deployments.

How many UART interfaces does MCIMX233CJM4CR2 provide, and what are their roles?

The MCIMX233CJM4CR2 integrates three UART controllers: one debug UART (UART1), and two application UARTs (UART2 and UART3). UART1 is reserved for JTAG/SWD debugging and serial console access; UART2 and UART3 support full-duplex asynchronous communication at up to 3 Mbps - commonly used for GPS modules, barcode scanners, or PLC interfaces in MCIMX233CJM4CR2-based systems.

Can MCIMX233CJM4CR2 drive a VGA-resolution display without external timing controller?

Yes, MCIMX233CJM4CR2's LCDIF supports native 24-bit parallel RGB output at VGA resolution (640×480) with programmable timing parameters (HSPW, VSPW, etc.). It generates all required control signals (HSYNC, VSYNC, DE, CLK) internally - enabling direct connection to TFT panels. The integrated PXP further accelerates UI rendering, making MCIMX233CJM4CR2 suitable for responsive graphical HMIs without external display controllers.

What audio interfaces are integrated into MCIMX233CJM4CR2?

MCIMX233CJM4CR2 integrates stereo analog audio ADC/DAC with headphone amplifiers, a 1.5 W mono Class-D speaker amplifier, dual I2S controllers, S/PDIF transmitter, and 10-bit video DAC with PAL/NTSC encoder. These allow simultaneous analog audio playback, microphone input, digital audio streaming, and composite video output - all without external codecs or amplifiers in MCIMX233CJM4CR2-based multimedia systems.