Model:ATSAM3U1EA-AU BRAND:Microchip description:IC MCU 32BIT 64KB FLASH 144LQFP pack:tray SERIES:SAM3U status:Discontinued Core processor:ARM? Cortex?-M3 Core specifications:32-位 Speed:96MHz Peripherals:Undervoltage detection/reset,DMA,I2S,POR,PWM,WDT I/O number:96 Program storage capacity:64KB(64K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:20K x 8 Voltage - powered by:1.62V ~ 3.6V Data converter:A/D 8x10b,8x12b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:144-LQFP Supplier device packaging:144-LQFP(20x20)