MC9328MX21SCVMR2

The MC9328MX21SCVMR2 is an NXP Semiconductors i.MX21 series microprocessor based on a single ARM926EJ-S core running at up to 266 MHz. It combines an ARM9-class CPU with a broad set of on-chip peripherals and memory controllers, enabling compact, integrated embedded system designs for portable handheld and industrial applications.

Designed for systems that require display and user-interface support, mass-storage options, and flexible connectivity, this device delivers a balance of processing efficiency and peripheral integration to simplify system design and reduce bill-of-materials.

Key Features

• Processor Core  ARM926EJ-S single-core, 32-bit processor operating up to 266 MHz for ARM9-class control and application tasks.
• Memory and Storage  On-chip SDRAM controller and an integrated NAND Flash controller with on-chip error correction code (ECC) and parity checking to support low-cost non-volatile storage while offloading error handling from the CPU.
• Display and Input  Integrated LCD controller and keypad interface to support handheld and user-interface applications.
• USB and Expansion  USB functionality including USB On-The-Go and host capabilities, with two USB 1.x interfaces and support for expansion via PCMCIA/CF and MMC/SD host controllers.
• Serial and Peripheral Interfaces  Multiple serial interfaces including I2C, UARTs, CSPI (x2), SSI (x2), 1-Wire and audio multiplexing for flexible peripheral integration.
• System and Debug  Integrated timers, watchdog (WDO) and JTAG/Multi-ICE debug support for development and system reliability.
• Power Efficiency  Part of the i.MX family designed for power-efficient operation suitable for battery-powered and low-power embedded applications.
• Package and Mounting  289-pin MAPBGA (17 × 17 mm) supplied in Tape & Reel (TR) format for surface-mount assembly.
• Industrial Qualification  Qualification: Industrial with an operating temperature range from −40 °C to 85 °C.

Typical Applications

• Portable Handheld Devices  On-chip LCD, keypad interface, USB and NAND Flash controller make the device suitable for handheld products requiring local user interfaces and onboard storage.
• Industrial Control and Instrumentation  Industrial temperature range and integrated peripherals support reliable control, monitoring, and HMI functions in industrial environments.
• Connectivity and Expansion Modules  USB OTG/host, PCMCIA/CF and MMC/SD host support enable designs that require removable media or wireless expansion options such as WLAN/Bluetooth interfaces.

Unique Advantages

• Integrated Peripheral Set:  LCD controller, keypad, USB OTG/host, serial buses and NAND Flash controller reduce external component count and simplify board design.
• On-Chip ECC for NAND:  Built-in ECC and parity checking for NAND Flash offloads error management from the CPU and improves data integrity for cost-sensitive storage options.
• Industrial Temperature Support:  Rated for −40 °C to 85 °C operation to meet a wide range of environmental requirements.
• Compact High-Pin Package:  289-pin MAPBGA (17 × 17 mm) offers dense I/O in a surface-mount form factor suitable for space-constrained products.
• Development and Debug Support:  JTAG/Multi-ICE and multiple timers/watchdog features aid development, testing and system robustness.
• Power-Efficient ARM9 Core:  ARM926EJ-S core optimized for low-power operation to help extend battery life in portable applications.

Why Choose MC9328MX21SCVMR2?

The MC9328MX21SCVMR2 positions itself as a compact, integrated microprocessor solution for designers targeting handheld and industrial embedded systems. With a 266 MHz ARM926EJ-S core and a comprehensive set of on-chip peripherals—including display, storage, serial interfaces and USB—this device streamlines system architecture and reduces external components.

Its industrial operating range and MAPBGA packaging make it suitable for deployed systems that require reliable performance across temperature extremes, while integrated NAND ECC and flexible connectivity options support cost-effective storage and expansion strategies.

Request a quote or submit your requirements today to get pricing and availability for the MC9328MX21SCVMR2.