Model:AT32UC3A1256AU-AUR BRAND:Microchip description:IC MCU 32BIT 256KB FLASH 100TQFP pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:AVR?32 UC3 A1 Audio status:Discontinued Core processor:AVR Core specifications:32-位 Speed:66MHz Peripherals:Undervoltage detection/reset,POR,PWM,WDT I/O number:69 Program storage capacity:256KB(256K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:64K x 8 Voltage - powered by:1.65V ~ 3.6V Data converter:A/D 8x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:100-TQFP Supplier device packaging:100-TQFP(14x14)