MC9328MX21VMR2

The MC9328MX21VMR2 is a single-core, 32-bit microprocessor based on the ARM926EJ-S core running at 266 MHz. Designed for portable and handheld products, it targets smartphone and other portable market segments with integrated system functions and power-efficient operation.

This device combines a 32-bit ARM processor with on-chip memory controllers and peripheral interfaces to support multimedia and user-interface-driven embedded designs while maintaining a compact BGA package and RoHS compliance.

Key Features

• Core  ARM926EJ-S core, single 32-bit processor running at 266 MHz for deterministic embedded processing.
• Memory  Integrated SDRAM controller to interface with external SDRAM devices for system memory.
• Display and HMI  Integrated LCD controller and keypad interface to support compact user interfaces and displays.
• USB and Connectivity  USB On-The-Go capability plus two USB 1.x ports for peripheral and host connectivity; includes a 1-Wire interface for simple serial peripherals.
• Peripheral Integration  On-chip controllers and serial interfaces for UART, I2C and synchronous serial peripherals as described in product documentation.
• Package and Mounting  289-PBGA (17×17) / 289-pin MAPBGA package, surface-mount mounting type for compact board-level integration.
• Operating Range  Commercial temperature range: 0 °C to 70 °C, suitable for standard consumer and portable applications.
• Environmental  RoHS compliant to meet common environmental and manufacturing requirements.

Typical Applications

• Smartphones and Portable Devices  Provides processing and integrated I/O for handheld products that require a compact, power-aware microprocessor solution.
• Multimedia Handhelds  LCD controller and serial interfaces support devices with user interfaces and multimedia features.
• Embedded User Interfaces  Ideal for designs needing keypad and display control combined with general-purpose serial connectivity.
• Low-Cost Flash-Based Systems  Suitable for portable products that leverage external NAND or flash storage together with on-chip memory controllers.

Unique Advantages

• Integrated ARM926EJ-S Processing: Single 32-bit core at 266 MHz delivers a balanced mix of performance and power efficiency for embedded applications.
• On-Chip Memory Interface: SDRAM controller simplifies system memory design and reduces external component complexity.
• Compact BGA Package: 289-PBGA (17×17) footprint enables high-density board layouts for space-constrained products.
• Broad Peripheral Set: LCD controller, keypad, USB OTG, and 1-Wire support reduce BOM and speed time-to-market for HMI-focused designs.
• Commercial Temperature and RoHS Compliance: 0 °C to 70 °C operating range and RoHS-compliant manufacturing for mainstream consumer-grade products.

Why Choose MC9328MX21VMR2?

The MC9328MX21VMR2 positions itself as a compact, integrated microprocessor solution for portable and handheld designs where a single 32-bit core, essential display and interface support, and a small BGA footprint are priorities. Its ARM926EJ-S architecture and integrated SDRAM and peripheral interfaces make it well suited to products that require reliable processing with streamlined system-level integration.

For designers targeting smartphone, multimedia, or other portable consumer markets, the MC9328MX21VMR2 offers a clear combination of processing capability, peripheral integration, and manufacturing-friendly packaging to support production designs and supply-chain considerations.

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