STM32F411CCU6,integrated circuit Embedded microcontroller STMicroelectronics package rewind Core processor ARM® Cortex®-M4 Core specification 32-bit single core speed 100MHz Connection ability I²C，IrDA，LINbus，MMC/SD/SDIO，SPI，UART/USART，USB OTG peripheral device Undervoltage detection/reset, DMA, is, POR, PWM, WDT I/O number Thirty-six Program storage capacity 256KB（256K x 8） Program memory type flash memory EEPROM capacity - RAM size 128K x 8 Voltage-supply (Vcc/Vdd) 1.7V ~ 3.6V data converter A/D 10x12b Oscillator type inside Working temperature -40°C ~ 85°C（TA） Installation type Surface mount type Package/housing 48-UFQFN exposed pad Supplier device package 48-UFQFPN（7x7）