NXP MCF5272CVM66R2: A Comprehensive Technical Overview of the ColdFire® Integrated Microprocessor

The NXP MCF5272CVM66R2 stands as a highly integrated member of the renowned ColdFire® microprocessor family, engineered to deliver a compelling blend of performance, peripheral integration, and power efficiency for a wide range of embedded applications. This system-on-chip (SoC) solution is particularly well-suited for networked devices, industrial control systems, and communication gateways.

At the heart of this device lies a Version 2 ColdFire core operating at frequencies up to 66 MHz. This 32-bit RISC-inspired processor core achieves a high instruction throughput by executing most instructions in a single clock cycle. The core utilizes a variable-length RISC instruction set, which provides excellent code density—a critical factor for cost-sensitive embedded designs—without sacrificing performance.

The integration level of the MCF5272 is a key differentiator. The chip incorporates a wealth of on-chip peripherals that drastically reduce system component count and overall design complexity. Notably, it features a 10/100 Fast Ethernet MAC (Media Access Controller), making it an ideal single-chip solution for connected products. This is complemented by a dedicated Reduced Media Independent Interface (RMII), simplifying connection to physical layer (PHY) transceivers.

Further enhancing its connectivity portfolio are two UARTs (Universal Asynchronous Receiver/Transmitters), a QSPI (Queued Serial Peripheral Interface), and an I²C (Inter-Integrated Circuit) bus. For precision control and sensing applications, the microcontroller includes a programmable timer unit and a 12-channel, 10-bit ADC (Analog-to-Digital Converter).

Memory support is robust and flexible. The processor integrates 8KB of internal SRAM and a 4KB configurable cache that can be set to operate as fast instruction or data memory. It also possesses a SDRAM controller, a flexible memory controller for asynchronous SRAM, EPROM, Flash, and other peripherals, and a separate controller for boot ROM, enabling seamless startup from external memory.

The MCF5272 is built on NXP's advanced 0.25-micron CMOS process technology, which ensures low power consumption across its operating voltage range of 2.5V to 3.6V. It is offered in a 196-pin MAPBGA (Plastic Ball Grid Array) package, optimized for a compact footprint.

ICGOODFIND: The NXP MCF5272CVM66R2 is a highly integrated and network-optimized microprocessor that exemplifies the ColdFire architecture's strengths. Its combination of a high-efficiency CPU core, integrated Fast Ethernet MAC, and a rich set of system peripherals makes it a powerful and cost-effective solution for developing sophisticated, connected embedded systems.

Keywords:

ColdFire® Microprocessor

Integrated Ethernet MAC

Embedded Systems

System-on-Chip (SoC)

​​Low-Power