The R5F21245SNFP is a microcontroller (MCU) from the R8C/2x Series manufactured by Renesas Electronics America. This MCU is designed for embedded control applications where cost-effectiveness and efficient performance are crucial.

Applications

• Consumer electronics (remote controls, appliances)
• Industrial control systems (motor control, sensor interfaces)
• Automotive applications (body control, dashboard interfaces)
• Medical devices (portable monitors, diagnostic equipment)
• Gaming devices

Features

• CPU Core: R8C/26
• Flash Memory: 32 KB
• RAM: 2 KB
• Operating Voltage: 2.7 V to 5.5 V
• I/O Ports: Up to 28
• Timers: Multiple 16-bit timers with input capture and output compare functions
• Serial Interfaces: UART, CSI, I2C
• A/D Converter: 10-bit resolution, up to 8 channels
• D/A Converter: 8-bit resolution, 1 channel
• Package: 32-pin LQFP

Benefits

• Low Power Consumption: Suitable for battery-powered applications and energy-efficient designs.
• Integrated Peripherals: Reduces the need for external components, simplifying system design and lowering BOM cost.
• Flexible I/O: Provides ample I/O pins for interfacing with various sensors, actuators, and other external devices.
• Multiple Serial Interfaces: Facilitates communication with other devices using standard protocols.
• High-Resolution A/D Converter: Enables accurate measurement of analog signals.

Technical Specifications

The R5F21245SNFP MCU features a built-in debug function, allowing for easy program debugging and testing. It supports various interrupt sources, enabling responsive handling of external events. The device also incorporates a watchdog timer to prevent system crashes. The operating frequency is up to 20 MHz, providing sufficient processing power for many embedded applications. The flash memory is programmable and erasable, allowing for easy firmware updates. The RAM provides temporary storage for data and program variables. The device is available in a 32-pin LQFP package, which is suitable for surface-mount assembly.