The ATTINY402-SSN is a 8-bit microcontroller manufactured by Microchip that is based on the AVR® core architecture. It has a 20 MHz maximum clock speed, 4KB of Flash memory, SOIC8 package size, and an operational temperature range of -40 to 105°C. It features I/O, timers, USART, SPI, TWI, and A/D converters, as well as motor control and power management functions. The ATTINY402-SSN comes in Green color with Tray packing, making it ideal for a wide range of embedded applications.