Model:ATSAM3SD8CA-AU BRAND:Microchip description:IC MCU 32BIT 512KB FLASH 100LQFP pack:tray SERIES:SAM3S status:in stock Core processor:ARM? Cortex?-M3 Core specifications:32-位 Speed:64MHz Peripherals:Undervoltage detection/reset,DMA,I2S,POR,PWM,WDT I/O number:79 Program storage capacity:512KB(512K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:64K x 8 Voltage - powered by:1.62V ~ 3.6V Data converter:A/D 15x10/12b; D/A 2x12b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:100-LQFP Supplier device packaging:100-LQFP(14x14)