The PIC18F25K83-I/SO is a part of the Microchip 8-bit microcontroller family. It is part of the PIC18F25K83 series, which features a 8-bit CPU core, 8K of Flash program memory, 384 bytes of RAM, an operating voltage range of 1.8 to 5.5V, and an extended temperature range of -40 to 125° C. It also features multiple communication peripherals such as USART, SPI, and I2C. The PIC18F25K83-I/SO package is an SOIC of 8 pins. It is ideal for a wide range of applications such as motor control, medical equipment, telecom, and industrial instruments.