Model:ATSAML22G18A-UUT BRAND:Microchip description:IC MCU 32BIT 256KB FLASH 49WLCSP pack:tape(TR),Shear zone(CT) SERIES:SAM L22G status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:32MHz Peripherals:Undervoltage detection/reset,DMA,LCD,POR,PWM,WDT I/O number:36 Program storage capacity:256KB(256K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:32K x 8 Voltage - powered by:1.62V ~ 3.63V Data converter:A/D 10x12b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:49-UFBGA,WLCSP Supplier device packaging:49-WLCSP(2.84x2.84)