Model:ATSAMC21N18A-AN BRAND:Microchip description:IC MCU 32BIT 256KB FLASH 100TQFP pack:tray SERIES:SAM C21 status:in stock Core processor:ARM? Cortex?-M0+ Core specifications:32-位 Speed:48MHz Peripherals:Undervoltage detection/reset,DMA,POR,WDT I/O number:84 Program storage capacity:256KB(256K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:32K x 8 Voltage - powered by:2.7V ~ 5.5V Data converter:A/D 20x12b,3x16b; D/A 1x10b Oscillator type:bosom Operating temperature:-40°C ~ 105°C(TA) Type of installation:Surface mount type Encapsulation/Shell:100-TQFP Supplier device packaging:100-TQFP(14x14)