R5F21258SNFP#V2

The R5F21258SNFP#V2 is a 16-bit single-chip microcontroller belonging to the R8C/25 Group within the R8C/Tiny series. It features a high-performance R8C CPU core capable of executing instructions at high speed with a 1MB address space. The device integrates 64KB of Flash program memory, 3KB of RAM, and 2KB of on-chip data flash. Peripheral support includes a 10-bit A/D converter with 12 channels, multiple timers, and versatile serial interfaces such as I2C, LIN, and UART. It is designed for low power consumption and high EMI resistance, making it suitable for household appliances, office equipment, and consumer electronics.