LR645N8-G is an 8-bit microcontroller from the Microchip PIC microcontroller family. It is a low-cost, low-power device that is suitable for applications that require a reliable and cost-effective solution. It has a maximum clock speed of 8 MHz, a 512-byte Flash memory, and an 8-bit timer with capture/compare/PWM modules. Other features include an 8-level hardware stack, 16 I/O pins, and an I2C peripheral. Additionally, the device includes 10-bit, 8 channel A/D converter with automatic channel scanning, 8 channel D/A converter with 8 bit resolution, and an internal oscillator.