STM32L071RBT6,integrated circuit Embedded microcontroller STMicroelectronics series STM32L0 package tray Core processor ARM® Cortex®-M0+ Core specification 32-bit single core speed 32MHz Connection ability I²C，IrDA，SPI，UART/USART peripheral device Undervoltage detection/reset, DMA, is, POR, PWM, WDT I/O number Fifty-one Program storage capacity 128KB（128K x 8） Program memory type flash memory EEPROM capacity 6K x 8 RAM size 20K x 8 Voltage-supply (Vcc/Vdd) 1.65V ~ 3.6V data converter A/D 16x12b Oscillator type inside Working temperature -40°C ~ 85°C（TA） Installation type Surface mount type Package/housing 64-LQFP Supplier device package 64-LQFP（10x10）