VREF+ drops when DAC is used (STM32G0)
I use a LM4040 voltage reference IC to generate a 3.00V reference voltage for the STM32G0 VREF+ pin. The resistor is 750 ohms, so 4mA can be sourced to the VREF+ pin (the datasheet specifies a minimum of 500 uA). I use the STM32G0 DAC (channel 1 only...