MK21DX256AVLK5

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MK21DX256AVLK5 is an integrated system on chip (SoC) integrated microcontroller based on ARM Cortex-M4 core. It is a member of NXP\'s Kinetis K Series of low-power, low-cost 32-bit microcontrollers targeting low-power and industrial applications. The Kinetis K Series devices offer a range of flexible features, including advanced peripherals, extensive memory protection and low-power sleep modes. The MK21DX256AVLK5 is optimized for price-sensitive, low-power industrial and commercial applications.

The MK21DX256AVLK5 features an ARM Cortex-M4 processor core with 256KB of flash memory and 64KB of SRAM. It also has a range of on-chip peripherals and supports up to 42 general purpose input/outputs (GPIOs). Additionally, it supports a number of communication protocols, including USB 2.0 full speed, HSIC, EtherCAT, and DMA.

The major application field of MK21DX256AVLK5 is industrial, commercial and low-power applications such as home automation, metering, automation control, medical systems, building automation, etc. Combining the low power, high performance CPU core, peripherals and communication protocols, MK21DX256AVLK5 is well suited for these applications.

The working principle of MK21DX256AVLK5 is based on its ARM Cortex-M4 processor core. The core is a 32-bit RISC processor architecture with up to 1.25 DMIPS/MHz of performance. It provides an instruction set that is optimized for low-power applications. The core features two levels of instruction and data caches to provide efficient data access while maintaining low power consumption.

The NXP MK21DX256AVLK5 also has a number of on-chip peripherals and memory protection units for secure applications. These include Ethernet, USB 2.0, HSIC and DMA controllers, as well as analog comparators, a unique bus bridge and True Random Number Generator. Additionally, the device has low power sleep and stop modes to minimize power consumption.

In summary, MK21DX256AVLK5 is a low power, resilient and high performance integrated microcontroller based on ARM Cortex-M4 processor core. The SoC features an extensive set of features and peripherals making it suitable for industrial, commercial and low-power applications. Its advanced features and instruction set enable low-power operation while providing a high performance system to optimize price-sensitive applications.

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