Microchip ATMEGA168-20MU 8-Bit AVR Microcontroller, 16KB Flash, 1KB SRAM, 512B EEPROM, 20MHz, VQFN32

Technical description of the product (ATMEGA168-20MU):

The Microchip ATMEGA168-20MU is an 8-bit AVR microcontroller with 16 KByte Flash memory, 1 KByte SRAM, and 512 Byte EEPROM. It operates at a maximum CPU clock frequency of 20 MHz, features 23 I/O pins, and comes in a QFN32 package for SMD mounting. The operating voltage ranges from +4.5V to +5.5V, with an operating temperature range of -40°C to +85°C. Peripheral interfaces include WDT, RTC, PWM, ADC, comparator, UART, SPI, and I2C.