The STM32G0x1 devices have an Arm®(a) Cortex®-M0+ core.
Supply Voltage - Max:
3.6 V
Supply Voltage - Min:
1.7 V
Mouser.com. 2020. [online] Available at: <https://www.mouser.com/datasheet/2/389/en.DM00371828-1620887.pdf> [Accessed 12 March 2020].