DETREF

Table 1. Reference Voltage Characteristics⁽¹⁾
Symbol	Parameter	Conditions	Min.	Typ.	Max.	Units
ADC/DAC Ref	ADC/DAC internal reference	nom. 1.0V, V_CC=3.0V, T= 25°C	0.967	1.0	1.017	V
		nom. 1.1V, V_CC=3.0V, T= 25°C	1.069	1.1	1.120
		nom. 1.2V, V_CC=3.0V, T= 25°C	1.167	1.2	1.227
		nom. 1.25V, V_CC=3.0V, T= 25°C	1.214	1.25	1.280
		nom. 2.0V, V_CC=3.0V, T= 25°C	1.935	2.0	2.032
		nom. 2.2V, V_CC=3.0V, T= 25°C	2.134	2.2	2.242
		nom. 2.4V, V_CC=3.0V, T= 25°C	2.328	2.4	2.458
		nom. 2.5V, V_CC=3.0V, T= 25°C	2.420	2.5	2.565
	Ref Temperature coefficient	drift over [-40, +25]°C	-	-0.01/+0.015	-	%/°C
	Ref Temperature coefficient	drift over [+25, +85]°C	-	-0.01/0.005	-	%/°C
	Ref Supply coefficient	drift over [1.6, 3.6]V	-	+/-0.35	-	%/V
AC Ref	AC Ref Accuracy	V_CC=3.0V, T=25°C	1.073	1.1	1.123	V
	Ref Temperature coefficient	drift over [-40, +25]°C	-	+/-0.01		%/°C
	Ref Temperature coefficient	drift over [+25, +85]°C	-	-0.005/+0.001	-	%/°C
	Ref Supply coefficient	drift over [1.6, 3.6]V	-	-0.35/+0.35	-	%/V

Note: These values are based on characterization.