Supplier Device Package:	80-WLCSP (4.13x3.56)
Series:	Kinetis K20
Packaging:	Tape & Reel (TR)
Part Status:	Active
Core Processor:	ARM® Cortex®-M4
Core Size:	32-Bit
Speed:	120MHz
Connectivity:	I²C, IrDA, SPI, UART/USART, USB, USB OTG
Peripherals:	DMA, I²S, LVD, POR, PWM, WDT
Number of I/O:	52
Program Memory Size:	256KB (256K x 8)
Program Memory Type:	FLASH
EEPROM Size:	--
RAM Size:	128K x 8
Voltage - Supply (Vcc/Vdd):	1.71 V ~ 3.6 V
Data Converters:	A/D 2x16b, D/A 2x12b
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	80-UFBGA, WLCSP

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MK22FN256CAP12R Application Field and Working Principle

Introduction

MK22FN256CAP12R is an embedded microcontroller manufactured by NXP (formerly Freescale) Semiconductor. It is based on the ARM Cortex-M4F architecture and comes with 256KB of flash memory, 64KB of SRAM, and lots of peripherals including eight serial communications interfaces, a USB 2.0 controller, and a 32-bit floating point unit. These features make MK22FN256CAP12R well-suited for industrial, consumer, and automotive applications where high-performance, low-power, and cost-efficiency are important.

Applications

MK22FN256CAP12R is suitable for a range of real-time embedded applications. In industrial automation, it can be used for process monitoring and control, motion control, and machine vision. In consumer electronics, MK22FN256CAP12R is suitable for applications such as television, gaming console, and home theater. In automotive electronics, it is suitable for in-vehicle infotainment, driver assistance, and vehicle body control systems.

Architecture

MK22FN256CAP12R is based on the ARM Cortex-M4F architecture and uses the Embedded C programming language. It has 256KB of flash memory and 64KB of SRAM, and includes an 8-channel ADC, four 16-bit timers, an 8-bit PWM module, four UARTs, two SPI, two I2C peripherals, an I2S, a USB 2.0 controller, on-chip SRAM and flash memory, and a 32-bit floating point unit. MK22FN256CAP12R also comes with extensive development support, including Debug Unit, Software Tools, Code Examples, and Application Notes.

Operation

MK22FN256CAP12R works by executing instructions stored in its on-chip flash memory. The instructions stored in the flash memory can be written in the embedded C programming language and can be used to program the microcontroller to carry out specific tasks. When a task is performed, the MK22FN256CAP12R will access data from its built-in flash memory, process the data, and output the result. This process can occur thousands of times per second, allowing the microcontroller to execute complex tasks efficiently and quickly. The MK22FN256CAP12R also has advanced built-in peripherals, such as the ADC, which can be used to sample input signals and convert them into digital signals which can then be processed by the microcontroller. Other peripherals such as the timers and PWM module can be used to generate and control signals, while the UART, I2C, and SPI interfaces can be used to communicate with other devices.

Conclusion

MK22FN256CAP12R is a powerful and versatile embedded microcontroller with extensive development support. Its ARM Cortex-M4F architecture, 256KB of flash memory, 64KB of SRAM, on-chip peripherals, and low-power operation make it suitable for a range of industrial, consumer, and automotive applications. The microcontroller executes instructions stored in its flash memory, processes data, and outputs results quickly and efficiently, allowing it to carry out complex tasks.

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