45.10.8 Voltage Reference Characteristics

Table 45-36. Voltage Reference Characteristics(1)
SymbolParameterConditionsMin.Typ.Max.Units
INTREFADC, SDADC, DAC, AC Internal reference

nom. 1.024V

VDDANA = 5.0V

Ta = 25°C

1.0031.0241.045V

nom. 2.048V

VDDANA = 5.0V

Ta = 25°C

2.0072.0482.089

nom. 4.096V

VDDANA = 5.0V

Ta = 25°C

4.0144.0964.178
Reference temperature coefficientDrift over [-40, +25]°C--0.025/0.04-%/°C
Drift over [+25, +85]°C--0.015/0.03-
Drift over [+25, +105]°C--0.015/0.03-
Reference supply coefficientDrift over [2.7, 5.5]V--0.2/0.3-%/V
Note:
  1. These values are based on characterization.