Model:ATSAMD21E15C-UUT BRAND:Microchip description:IC MCU 32BIT 32KB FLASH 35WLCSP pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:SAM D21E, Functional Safety (FuSa) status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:48MHz Peripherals:Undervoltage detection/reset,DMA,I2S,POR,PWM,WDT I/O number:26 Program storage capacity:32KB(32K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:4K x 8 Voltage - powered by:1.62V ~ 3.63V Data converter:A/D 10x12b;D/A 1x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:35-XFBGA,WLCSP Supplier device packaging:35-WLCSP(2.82x2.53)