Model:ATSAMD11D14A-UUT BRAND:Microchip description:IC MCU 32BIT 16KB FLASH 20WLCSP pack:Shear zone(CT),Bulk SERIES:SAM D11D status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:48MHz Peripherals:Undervoltage detection/reset,DMA,POR,WDT I/O number:18 Program storage capacity:16KB(16K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:4K x 8 Voltage - powered by:1.62V ~ 3.63V Data converter:A/D 8x12b; D/A 1x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:20-XFBGA,WLCSP Supplier device packaging:20-WLCSP(2.43x1.93)