MICROCHIP ATMEGA644P-20AUR MCU, 8BIT, 20MHZ, TQFP-44

ADC Resolution 10Bit Product Range AVR Family ATmega644 Series Microcontrollers Supply Voltage Max 5.5 V MSL MSL 3 - 168 hours No. of I/O's 32 I/O's No. of Pins 44 Pins Interfaces I2C, SPI, USART ADC Channels 8 Channels IC Case / Package TQFP Device Core AVR Program Memory Size 64 KB RAM Memory Size 4 KB Operating Temperature Max 85 °C IC Mounting Surface Mount MCU Family AVR MCU Series ATmega644 Qualification - Operating Temperature Min -40 °C SVHC No SVHC (15-Jan-2018) Operating Frequency Max 20 MHz Supply Voltage Min 2.7 V