STM32F050xx
Electrical characteristics
6.3.4
Table 18. Programmable voltage detector characteristics (continued)
Symbol
Parameter
Conditions Min(1) Typ Max(1) Unit
VPVD5
PVD threshold 5
Rising edge 2.57 2.68 2.79 V
Falling edge 2.47 2.58 2.69 V
VPVD6
PVD threshold 6
Rising edge 2.66 2.78 2.9
V
Falling edge 2.56 2.68 2.8
V
VPVD7
PVD threshold 7
Rising edge 2.76 2.88 3
V
Falling edge 2.66 2.78 2.9
V
VPVDhyst(2) PVD hysteresis
-
100
-
mV
IDD(PVD) PVD current consumption
-
0.15 0.26 µA
1. Data based on characterization results only, not tested in production.
2. Guaranteed by design, not tested in production.
Embedded reference voltage
The parameters given in Table 19 are derived from tests performed under ambient
temperature and VDD supply voltage conditions summarized in Table 15: General operating
conditions.
Table 19. Embedded internal reference voltage
Symbol
Parameter
Conditions
Min Typ Max Unit
VREFINT
Internal reference voltage
–40 °C < TA < +105 °C 1.16 1.2 1.25
–40 °C < TA < +85 °C 1.16 1.2 1.24(1)
V
V
ADC sampling time when
TS_vrefint (2) reading the internal
reference voltage
- 5.1 17.1(3) µs
ΔVREFINT
Internal reference voltage
spread over the
temperature range
VDDA = 3 V ±10 mV
- - 10(3) mV
TCoeff
Temperature coefficient
- - 100(3) ppm/°C
1. Data based on characterization results, not tested in production.
2. Shortest sampling time can be determined in the application by multiple iterations.
3. Guaranteed by design, not tested in production.
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