MKL46Z256VLL4

Program Memory Type:	FLASH
Base Part Number:	MKL46Z256
Supplier Device Package:	100-LQFP (14x14)
Package / Case:	100-LQFP
Operating Temperature:	-40°C ~ 105°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D - 16bit, D/A - 12bit
Voltage - Supply (Vcc/Vdd):	1.71 V ~ 3.6 V
RAM Size:	32K x 8
EEPROM Size:	--
Series:	Kinetis KL4
Program Memory Size:	256KB (256K x 8)
Number of I/O:	84
Peripherals:	Brown-out Detect/Reset, DMA, I²S, LVD, POR, PWM, WDT
Connectivity:	I²C, LINbus, SPI, UART/USART, USB, USB OTG
Speed:	48MHz
Core Size:	32-Bit
Core Processor:	ARM® Cortex®-M0+
Part Status:	Active
Packaging:	Tray

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Introduction to the MKL46Z256VLL4

The MKL46Z256VLL4 is a highly versatile 32-bit ARM® Cortex™-M0+ based microcontroller from NXP Semiconductors. It features 256kB of flash memory and 32kB of RAM, along with various analog, digital and communication peripherals. The unique features of this microcontroller, make it ideal for any embedded applications ranging from consumer, automotive, industrial and healthcare applications. The MKL46Z256VLL4 is based around the ARM Cortex-M0+ core, which offers maximum performance within a very low power framework, with the ability to achieve ultra-low power system drift for extreme battery life. It has some impressive features including a programmable clock controller, DMA controller, three timers and a 12-bit ADC converter. It also supports various communication protocols such as I2C, SPI and UART.

MKL46Z256VLL4 Application Field

The MKL46Z256VLL4 is designed to form the backbone of any embedded application in either consumer or industry solutions. Its combination of high performance and low power makes it suitable for a wide range of applications such as:

• Consumer electronics: The MKL46Z256VLL4 can be used in portable consumer devices such as cell phones, MP3 players and digital cameras, providing powerful yet energy efficient operation and extensive peripheral support.
• Industrial automation: The MKL46Z256VLL4 can be used in industrial and factory automation solutions as a control unit, capable of handling complex and real-time applications with low power consumption.
• Automotive: The MKL46Z256VLL4 can be used in automotive applications to provide robust, low power operation and communication protocols for applications such as powertrain, body and safety control.
• Medical: The MKL46Z256VLL4 is well suited for medical applications such as wearables, remote health monitoring and body sensor networks, where its combination of low power and remote connectivity is invaluable.

MKL46Z256VLL4 Working Principle

The MKL46Z256VLL4 operates using a simple three-step process to control its various peripherals, as illustrated in the diagram below: The ARM Cortex-M0+ core executes instructions from the user-programmed flash memory, which is based on the Armv6-M architecture. The instruction set supports 32-bit single cycle operations, including data manipulation, memory access and the control flow for user code. The main flash memory section provides up to 256KB of programmable user code, which can be accessed using various methods, such as direct program execution, interrupts, and various specified memory access operations. The flash memory can be reprogrammed using the on-board JTAG/SWD interface.The peripheral set consists of multiple digital, analog and communication peripherals, which are accessible to the ARM Cortex-M0+ core via their dedicated memory regions. The peripherals can be used to manipulate data, receive external signals, generate interrupts and perform data transfers over various communication protocols. An important function of the MKL46Z256VLL4 is the programmable clock controller, which allows users to configure the clock frequency for the entire chip, or for individual peripherals. This ensures that each peripheral is running at a suitable clock speed for optimal performance. Finally, a 12-bit eight-channel analog-to-digital convertor provides access to analog signals from external sensors or other components, allowing them to be manipulated or used for further processing.

Conclusion

The MKL46Z256VLL4 is a highly versatile microcontroller, making it ideal for embedded applications in several areas. Its combination of high performance and low power, along with its extensive peripheral support, ensures that it is well suited for any task. Whether you’re looking for a powerful reference design, or a low power solution, the MKL46Z256VLL4 can deliver.

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