The R5F21356CNFP is a microcontroller produced by Renesas Electronics America. It belongs to the R8C/3x series, which is known for its low-power operation and suitability for a variety of embedded applications.

Applications

• Consumer electronics
• Remote control devices
• Sensor applications
• Security systems
• Industrial control

Features

• R8C CPU core with a maximum operating frequency of 20 MHz
• 32KB of Flash memory
• 2KB of RAM
• 16-bit timers
• UART, SPI, and I2C serial communication interfaces
• Analog-to-digital converter (ADC)
• Low-voltage detection circuit
• Power-on reset circuit

Benefits

• Low Power Consumption: Ideal for battery-powered applications due to its efficient design.
• Versatile Communication Interfaces: Allows for easy communication with various peripherals and other devices.
• Integrated ADC: Enables direct connection and data acquisition from analog sensors.
• Compact Design: Suitable for space-constrained applications.
• Robust Peripheral Set: Provides a complete solution for embedded control and monitoring.

Additional Details

The R5F21356CNFP operates on a supply voltage range of 2.7V to 5.5V. The integrated ADC supports multiple channels, allowing for simultaneous monitoring of multiple analog inputs. The UART, SPI, and I2C interfaces provide flexible options for communication with external devices such as sensors, displays, and other microcontrollers. The low-voltage detection circuit helps prevent data corruption and ensures reliable operation even when the supply voltage drops. Renesas provides comprehensive development tools and resources to support the R8C family, making it easier to develop and debug applications. The R5F21356CNFP is a cost-effective solution for applications requiring a balance of performance, low power consumption, and versatile peripheral functions.