STM32L031G6U6,integrated circuit embedded microcontroller stmicroelectronics series STM32L0 parcel tray Core processor Arm cortex -M0+ Magnetic core volume 32-bit single core speed 32 MHz Connectivity I C、IrDA、LINbus、SPI、UART/USART ancillary equipment Power-down detection/reset, DMA, POR, PWM, WDT Input quantity Twenty-one Program memory size 32KB (32K x 8) Program memory type glitter EEPROM size 1K x 8 RAM size 8K x 8 Power supply voltage (Vcc/Vdd) 1.8V ~ 3.6V data converter Analog-to-digital converter 10x12b Oscillator type internal Working temperature -40 degrees Celsius to 85 degrees Celsius Installation type Surface adhesion mode Package/box 28-UFQFN Supplier package 28-UFQFPN (4x4)