Program Memory Type:	FLASH
Base Part Number:	R5F21256
Supplier Device Package:	52-LQFP (10x10)
Package / Case:	52-LQFP
Operating Temperature:	-20°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 12x10b
Voltage - Supply (Vcc/Vdd):	2.2 V ~ 5.5 V
RAM Size:	2K x 8
EEPROM Size:	--
Series:	R8C/2x/25
Program Memory Size:	32KB (32K x 8)
Number of I/O:	41
Peripherals:	POR, Voltage Detect, WDT
Connectivity:	I²C, LINbus, SIO, SSU, UART/USART
Speed:	20MHz
Core Size:	16-Bit
Core Processor:	R8C
Part Status:	Active
Packaging:	Tray

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R5F21256SNFP#X6 Application Field and Working Principle

Introduction:

R5F21256SNFP#X6 is an 8-bit embedded microcontroller from the Renesas Electronics R5 family. This controller is intended for a wide range of applications such as automotive and industrial automation, metering, and home appliances. It is equipped with a multiplexed (MUX) flash memory which allows for more efficient memory access.The R5F21256SNFP#X6 has a wide range of features and capabilities, including on-chip peripherals such as advanced Analog-to-Digital converters (ADC) and Pulse Width Modulation (PWM) outputs, and UART, SPI and I2C communication peripherals. It also features a range of advanced features such as data transfer accelerators, advanced battery management, and robust security features.

Application Field

The R5F21256SNFP#X6 is suitable for a wide range of applications, from automotive and industrial automation and metering to home appliances. It has a wide range of features and capabilities that make it suitable for applications in automotive and industrial automation, such as temperature monitoring, engine and motor control, analog-to-digital and pulse-width modulation outputs. In addition, it is well suited for use in home appliances such as refrigerators, washing machines and dishwashers.The R5F21256SNFP#X6 is also suitable for use in metering applications, such as water and energy meters. In addition, it can be used in other applications such as robotics and factory automation systems.

Working Principle

The R5F21256SNFP#X6 is an 8-bit ALU (Arithmetic Logic Unit) microcontroller that executes instructions stored in on-chip flash memory. The chip contains a multiplexed flash memory which allows for more efficient memory access.The R5F21256SNFP#X6 core is based on a Harvard architecture, meaning that instruction and data memories are separated. Instructions are stored in flash memory, while data is stored in on-chip RAM. The R5F21256SNFP#X6 is programmable using a wide range of tools, including the Renesas Flash Programmer (RFP), the Flash Debugger (FDB), and the Integrated Development Environment (IDE). The R5F21256SNFP#X6 can also be used with various on-chip peripherals such as an advanced analog-to-digital converter (ADC), pulse width modulation (PWM) outputs, UART, SPI and I2C communication peripherals, and various data transfer accelerators. Various security features are also available, such as memory protection and tamper detection.

Conclusion

The R5F21256SNFP#X6 is a highly advanced embedded microcontroller that offers a wide range of features and capabilities. It is suitable for a wide range of applications, from automotive and industrial automation to metering and home appliances. The chip includes on-chip peripheral features such as advanced analog-to-digital converters, pulse width modulation outputs, and UART, SPI and I2C communication peripherals. It is programmable using a wide range of tools, and also includes advanced security features such as memory protection and tamper detection.

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