MC9328MX21SVMR2

The MC9328MX21SVMR2 is an NXP Semiconductors i.MX21 series microprocessor built around a single ARM926EJ-S core running at 266 MHz. It provides an integrated, power-efficient processing platform with on-chip system functions and peripherals aimed at portable handheld and embedded applications.

Designed to address multiple market segments, this 32-bit MPU combines core performance, memory and storage controllers, and I/O options in a 289-pin PBGA package for compact, surface-mount system designs.

Key Features

• Core: ARM926EJ-S single 32-bit core operating at 266 MHz, delivering Java acceleration support and processor-level control described in the i.MX21 family documentation.
• Memory and Storage Controllers: Integrated SDRAM controller and a NAND Flash controller with on-chip ECC and parity checking to support cost-sensitive non-volatile storage.
• Display and User Interface: On-chip LCD controller and keypad support for compact user-interface designs.
• Connectivity and Expansion: USB On-The-Go and host capability, USB 1.x ports (2), MMC/SD host and PCMCIA/CF expansion options referenced in the product documentation.
• Serial and System Interfaces: Multiple serial interfaces including I2C, UARTs, CSPI/SSI channels, 1-Wire, and audio multiplexing described in the datasheet.
• System and Debug: JTAG/Multi-ICE debug support and multiple timers and watchdog functionality referenced in the technical data.
• Packaging and Mounting: 289‑pin MAPBGA (17×17 mm) package supplied in Tape & Reel for surface-mount assembly.
• Operating Range: Commercial temperature range specified from 0 °C to 70 °C.
• Power Efficiency: Described in the i.MX21 family as power-efficient operation optimized for low power consumption at speeds up to 266 MHz.

Typical Applications

• Portable Handheld Devices: Integration of LCD, keypad and low-power ARM core make this MPU suitable for handheld product designs referenced by the i.MX21 family.
• Cost-Sensitive Embedded Systems: Built-in NAND Flash controller with ECC supports designs that prioritize low-cost non-volatile storage.
• Connected Devices and Expansion: USB OTG, MMC/SD host and PCMCIA/CF expansion options enable connectivity and external module support such as WLAN or Bluetooth.
• User Interface Controllers: On-chip display and keypad controllers simplify development of consumer and industrial HMIs.

Unique Advantages

• Integrated Peripheral Set: On-chip LCD controller, USB OTG/host, serial interfaces and storage controllers reduce external BOM and simplify board design.
• NAND Flash with ECC: Built-in error correction and parity checking offloads flash maintenance from the CPU and improves data reliability for embedded storage.
• Compact, Surface-Mount Package: 289‑pin MAPBGA (17×17) in Tape & Reel format supports high-density board layouts and automated assembly.
• Power-Efficient ARM Core: ARM926EJ-S core at up to 266 MHz provides processing performance with power-optimization characteristics described for the i.MX21 family.
• Flexible Expansion Paths: Support for MMC/SD, PCMCIA/CF and USB-based expansion enables wireless or peripheral add-ons without major redesign.
• Part of a Growing Family: The device is part of the i.MX/MC9328 series, offering a documented platform for designs that may leverage family-level resources and migration.

Why Choose MC9328MX21SVMR2?

The MC9328MX21SVMR2 combines a power-efficient ARM926EJ-S core, integrated SDRAM and NAND controllers with ECC, and a broad set of on-chip peripherals—LCD, USB OTG/host, serial interfaces and expansion options—into a compact 289‑pin MAPBGA package. This combination makes it well suited for embedded and portable handheld designs that require an integrated solution with attention to power and footprint.

As part of the i.MX21/MC9328 family, the MC9328MX21SVMR2 offers a documented platform for developers seeking a balance of performance, integration and expansion capability in commercial-temperature embedded applications.

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