Model:ATSAMD20E17A-MUT BRAND:Microchip description:IC MCU 32BIT 128KB FLASH 32QFN pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:SAM D20E status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:48MHz Peripherals:Undervoltage detection/reset,POR,WDT I/O number:26 Program storage capacity:128KB(128K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:16K x 8 Voltage - powered by:1.62V ~ 3.6V 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:32-VFQFN Exposed pad Supplier device packaging:32-QFN(5x5)