Microchip ATMEGA644A-AU

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP44

MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP - Trays

IC MCU 8BIT 64KB FLASH 44TQFP / 8-bit Microcontroller with 16/32/64/128K Bytes In-System Programmable Flash

ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - TQFP-44

MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44; Product Range: AVR ATmega Family ATmega64 Series Microcontrollers; CPU Speed: 20MHz; Program Memory Size: 64KB; RAM Memory Size: 4KB; No. of Pins: 44Pins; MCU Case Style: TQFP; No. of I/O's: 3

Device Core = AVR / Data Bus Width bit = 8 / Instruction Set Architecture = RISC / Family Name = ATmega / Clock Frequency Max. MHz = 20 / Program Memory Type = Flash / Program Memory Size KB = 64 / Data Memory Size KB = 2 / RAM Memory Size KB = 4 / Interfaces = I²C / Interfaces = SPI / Interfaces = UART / ADC Channels = 8 / ADC Resolution bit = 10 / DAC Resolution bit = 10 / Number of Programmable I/Os = 32 / Number of Timers/Counters = 3 / Comparators = 1 / Supply Voltage Min. V = 1.8 / Supply Voltage Max. V = 5.5 / Operating Temperature Min. °C = -40 / Operating Temperature Max. °C = 85 / Package Type = TQFP / Pins = 44 / Mounting Type = SMD / Packaging = Tray / Length mm = 10 / Width mm = 10 / Height mm = 1