Model:ATXMEGA128A3-AUR BRAND:Microchip description:IC MCU 8/16BIT 128KB FLSH 64TQFP pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:AVR? XMEGA? A3 status:in stock Core processor:AVR Core specifications:8/16-位 Speed:32MHz Peripherals:Undervoltage detection/reset,DMA,POR,PWM,WDT I/O number:50 Program storage capacity:128KB(64K x 16) Program memory type:Flash memory EEPROM capacity:2K x 8 RAM size:8K x 8 Voltage - powered by:1.6V ~ 3.6V Data converter:A/D 16x12b;D/A 2x12b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:64-TQFP Supplier device packaging:64-TQFP(14x14)