Feature(may vary by option.)

●InternalFlash:64 kB
●InternalRAM:4 kB
●Speed(MHz):20 MHz
●NumberofI/OLines:32InterfaceType-Connectivity:I2C/SPI/UART/USART;Peripherals:Brown-out Detect/Reset/POR/PWM/Watchdog;SupplyVoltage:1.8 to 5.5 V;MaximumOperatingTemperature:-40 to +85°C;On-Chip-ADC:8-chx10-bit;Watchdog:1
●Package Include:1Pcs/2Pcs/5Pcs/10Pcs

[2Pcs]

Description

Part No:ATMEGA644PA-AU RoHS:Unknown HTS:8542310001 ECCN:EAR99:160 ADC Resolution:10 bit CAN:0 DAC Resolution:N/A Data Bus Width:8 bit Device Core:AVR Dimension:10.1(Max)x 10.1(Max)x 1.05(Max)mm Ethernet:0 I2C:1 I2S:0 Instruction Set Architecture:RISC Interface Type:SPI/USART Maximum Clock Rate:20 MHz Maximum CPU Frequency:20 MHz Maximum Expanded Memory Size:N/A Maximum Operating Supply Voltage:5.5 V Maximum Power Dissipation:N/A Minimum Operating Supply Voltage:1.8 V Mounting:Surface Mount Number of ADCs:Single Number of DACs:N/A Number of Programmable I/Os:32 Number of Timers:3 On-Chip ADC:8 On-Chip DAC:N/A Operating Temperature:-40 to 85°C Packaging:Tray Pin Count:44 Program Memory Size:64 KB Program Memory Type:Flash RAM Size:4 KB SPI:1 Supplier Package:TQFP Supplier Temperature Grade:Industrial Typical Operating Supply Voltage:2.5,3.3,5 V UART:0 USART:2 USB:0