STM32G031G8U6

Arm Cortex-M0+ 32-bit microcontroller, up to 64 KB Flash, 8 KB RAM, 2x USART, timers, ADC, communication interfaces, operating voltage 1.7–3.6V

Key features

• Core: Arm 32-bit Cortex-M0+ CPU, frequency up to 64 MHz
• -40°C to 85°C/125°C operating temperature
• Memories: Up to 64 Kbytes of Flash memory, 8 Kbytes of SRAM with HW parity check
• CRC calculation unit
• Reset and power management: Voltage range: 1.7 to 3.6V; Power-on/Power-down reset (POR/PDR); Programmable Brownout reset (BOR); Programmable voltage detector (PVD); Low-power modes: Sleep, Stop, Standby, Shutdown; VBAT supply for RTC and backup registers
• Clock management: 4 to 48 MHz crystal oscillator; 32 kHz crystal oscillator with calibration; Internal 16 MHz RC with PLL option (±1%); Internal 32 kHz RC oscillator (±5%)
• Up to 44 fast I/Os: All mappable on external interrupt vectors; Multiple 5 V-tolerant I/Os
• 5-channel DMA controller with flexible mapping
• 12-bit, 0.4 µs ADC (up to 16 ext. channels): Up to 16-bit with hardware oversampling; Conversion range: 0 to 3.6V
• 11 timers (one 128 MHz capable): 16-bit for advanced motor control, one 32-bit and four 16-bit general-purpose, two low-power 16-bit, two watchdogs, SysTick timer
• Calendar RTC with alarm and periodic wakeup from Stop/Standby/Shutdown
• Communication interfaces: Two I²C-bus interfaces supporting Fastmode Plus (1 Mbit/s) with extra current sink, one supporting SMBus/PMBus and wakeup from Stop mode; Two USARTs with master/slave synchronous SPI; one supporting ISO7816 interface, LIN, IrDA capability, auto baud rate detection and wakeup feature; One low-power UART; Two SPIs (32 Mbit/s) with 4- to 16-bit programmable bitframe, one multiplexed with I²S interface
• Development support: serial wire debug (SWD)
• 96-bit unique ID
• All packages ECOPACK2 compliant