Model:ATSAMD20J15A-AUT BRAND:Microchip description:IC MCU 32BIT 32KB FLASH 64LQFP pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:SAM D20J status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:48MHz Peripherals:Undervoltage detection/reset,POR,WDT I/O number:52 Program storage capacity:32KB(32K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:4K x 8 Voltage - powered by:1.62V ~ 3.6V Data converter:A/D 20x12b; D/A 1x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:64-LQFP Supplier device packaging:64-LQFP(10x10)